Resume  

View a brief biography

Education

Ph.D. 

Aeronautics & Astronautics

Purdue University, West Lafayette, Indiana, USA

1984

M.E.

Mechanical Engineering

Indian Institute of Science, Bangalore, India

1980

B.E. (Honours)

Mechanical Engineering

Madurai University, India

1973

Appointments

Honors and Awards

Editorial Boards

Research Interests

Mechanics of Composite Materials and Structures: Impact-, fracture-, and micro- mechanics of composites, textile composite materials, translaminar reinforcements, sandwich construction, functionally graded materials, mechanics of MEMS, high-performance foams, thermal structures and thermal protection systems, nano composites

Chair of Ph.D. Committees

  1. S. Hu (May 90) - Hamilton Standard
  2. H. Jung (Aug 91) - Olympia College, WA
  3. M. Pinheiro (Dec 91) - Inst Militar de Engenharia, Rio de Janeiro, Brazil
  4. R. Galdos (Aug 94) -
  5. R. Marrey (Aug 95) - Johnson & Johnson, NJ
  6. S. Sugavanam (Dec 96) - Cessna, Wichita, KS
  7. S. Lahiri (Aug 97) - NASA Goddard
  8. Huasheng Zhu (Dec 99) -
  9. O. Park (Dec 99) - GE, Schenectady, NY
  10. Huadong Zhu (Dec 2004) - Post Doc Fellow at Stanford University
  11. Sukjoo Choi (May 2005) - Post Doc at Texas A&M University
  12. Nicoleta Apetre (Dec 2005)  - Post Doc at Georgia Tech, Atlanta, GA
  13. Ryan Karkkainen (May 2006) - Army Research Laboratory, Aberdeen Proving Ground, MD
  14. Seon Jae Lee (May 2006) - Samsung, South Korea
  15. Satish Bapanapalli (May 2007) - Pacific Northwest National Laboratory, Richland, WA
  16. Oscar Martinez (May 2007) - ATK launch Systems Group, Magna, UT
  17. Thi Dang (August 2007) - Post Doc, VPI & SU, VA
  18. Jianlong Xu (August 2007) - Caterpillar Tractor Co., Peoria, IL
  19. Junqiang Wang (December 2007) - Caterpillar Tractor Co, Peoria, IL
  20. Benjamin Boesl (May 2009) – Army Research Laboratory, Aberdeen Proving Ground, MD
  21. Prasanna Thiyagasundaram (August 2010), Intel Corporation, Portland, OR
  22. Anurag Sharma (Dec 2010), Schlumberger, Houston, TX
  23. Bharani Ravishankar(May 2012), Intel Corporation, Phoenix, AZ
  24. Min Cheol Song(Dec 2012), Agency for Defense Development (ADD), Daejeon, South Korea
  25. Marlana Behnke Goldsmith(Dec 2013), Boeing, St. Louis, Missouri
  26. Sayan Banerjee(Dec 2014), Schaeffler Group, Troy, Michigan

Co-Chair of PhD Committees

  1. Vidish Rao (Chair: C. Sun, Aug 91) - Shell, Houston, TX
  2. Xiaokai Niu (Chair: P. Ifju, Aug 1999) - Sonoco Products Co, Hartsville, SC  
  3. R. Vitali (Chair: R. Haftka, Dec 2000) - Futron, Inc., Washington, D.C.
  4. L. Chen (Chair: P. Ifju, Aug 2002) - Caterpillar Tractor Co. Peoria, IL
  5. V. Chandrasekaran (Chair: M. Sheplak, Dec 2003) - Texas Instruments, Texas
  6. A. Kale (Chair: R. Haftka, Dec 2005) - GE, Schenectady, NY
  7. E. Acar (Chair: R. Haftka, August 2006) - Post Doc Fellow, Mississippi State University
  8. C. Gogu (Chair: R. Haftka, Dec 2009) - Universite Toulouse III 
  9. Vijay Jagdale (Chair: P.Ifju, Dec 2010) GE Global Research, Niskayuna
  10. Timothy Walter (Chair: G. Subhash, Aug 2011) Army Research Laboratory, Aberdeen, MD 
  11. Diane Villanueva (Chair: R. Haftka, Dec 2013) AFRL, dayton, OH 

 

Chair/Co-Chair of M.S. Thesis Committees

  1. S. Lacombe (Bradley University, May 85) - Sunstrand, Rockfort, IA
  2. J. Kuncis (Aug 89) - Anderson Consulting, NY
  3. C. Ku (Dec 89) - Republic of China
  4. Y. Kwon (May 91) - Lockheed-Martin, Marietta, GA
  5. A. Ericsson (Royal Institute of Technology, Sweden, Jan. 92) -
  6. A. Deshpande (May. 92) - NC State Univ, NC
  7. R. Riis (Royal Institute of Technology, Sweden, Oct. 92), -
  8. H. Zhu (May 94) - Ph. D. University of Florida
  9. R. Hart (Dec 94) - Hughes, Melbourne, FL
  10. S. Sharma (Dec. 94) - GE Corporate R&D, Schenectady, NY
  11. R. Ferri (Dec 94) - Sigma Labs., Clearwater, FL
  12. M. Lear (May 96) - Eglin Air Force Base, FL
  13. X. Tan (Chair: A. Kumar, May 97) - United Engineering, West Palm Beach, FL
  14. M. Gundepudi (May 97) - SONOCO, SC
  15. J. Avery (May 98) - Scaled Composites, Mojave, CA
  16. M. Narayanan (Dec 99) - Lexel Engineering, Flint, MI
  17. B. Wallace (Dec 00) - Graduate studies in Computer Science
  18. M. Sylwan (Dec 01) - Royal Institute of Technology, Stockholm, Sweden.
  19. S. Prasad (Chair: Mark Sheplak, Aug 2002) - Ph.D. at IIT Madras, India
  20. S Choi (Dec 2002) - PhD at University of Florida
  21. Bokwon Lee (Aug 2003) – Korean Air Force
  22. David Grau (Dec 2003) – NASA Kennedy Space Center
  23. G. Wang (Chair: Mark Sheplak, Dec 2003)  
  24. W. Noh (Aug 2004) - Hundai, South Korea
  25. T. Rys (Aug 2004) - Raytheon, Dallas, Texas
  26. S. Kalarikkal (Aug 2004) - Research Applications, Inc, San Diego, CA
  27. G. Blanchard (Aug 2004) - Graduate Studies, France
  28. M. Ricciardo (Aug 2005) - Pratt & Whitney, West Palm Beach, FL
  29. J. Van Pelt (Dec 2006) - Lockheed-Martin, New Orleans, LA
  30. C. Stamblewski (KTH, Stockholm, Sweden, Aug 2007) - 
  31. M. Leong (Aalborg University, Aalborg, Denmark, Dec 2007)
  32. N. Vigroux (Dec 2008)- EADS ST Les Mureaux
  33. A. Nadel (Dec 2009) - Aurora Flight Sciences, Manassas, VA
  34. J. Bonsman (Chair: Peter Ifju, May 2010) - Sikorsky Aircrafts, Jupiter, FL
  35. Ashesh Sharma (May 2013)- Doctoral student, University of Colorado, Boulder
  36. Sumit Jagtap (Aug 2016)-

Undergraduate Projects

Publications

Summary: (One textbook, 6 edited volumes, 2 Book Chapters, 4 Book reviews, 97 publications in archival journals, ~150 publications in conference proceedings, and 3 NASA Contractor Reports)

Books

Introduction to Finite Element Analysis and Design, Nam Ho Kim and Bhavani V. Sankar, John Wiley & Sons, Inc., New York, NY, 2009.

Edited Volumes

  1. Dynamic Response and Behavior of Composites, (1995) Edited by C.T. Sun, B.V. Sankar and Y.D.S. Rajapakse, AD-Vol. 46, American Society of Mechanical Engineers, New York, NY.
  2. Proceedings of the ASME Aerospace Division, (1996), Ed. J.C.I. Chang et al., AD-Vol. 52, American Society of Mechanical Engineers, New York, NY.
  3. Recent Advances in Mechanics of Aerospace Structures and Materials, (1998) Edited by B.V. Sankar, AD-Vol. 56, American Society of Mechanical Engineers, New York, NY.
  4. Proceedings of the ASME Aerospace Division  (2000), Eds. J.D. Whitcomb, P. Hajela, A.M. Waas and B.V. Sankar, AD-Vol. 63, American Society of Mechanical Engineers, New York, NY.
  5. Proceedings of the American Society for Composites, Eighteenth Technical Conference (2003), Eds. B.V. Sankar, P.G. Ifju and T.S. Gates, University of Florida, Gainesville, FL.
  6. Special Volume of Composites Science & Technology in honor of Professor C.T. Sun. Guest Editors: B.V. Sankar and T.S. Gates, Volume 66, 2006

Book Chapters

  1. B.V. Sankar (1996) "Low-Velocity Impact Response and Damage in Composite Materials", Fracture of Composites, E. Armanios, Ed., Transtech Publications, Ltd., Switzerland, pp. 555-582.
  2. Haftka, R.T., R. Vitali and B.V. Sankar (1999) “Optimization of composite structures using response surface approximations”, Mechanics of Composite Materials and Structures, C.A. Mota Soares, C.M. Mota Soares and M.J.M. Freitas (Eds.), Kluwer Academic Publishers, Dordrecht, Netherlands, pp. 409-430.

Book Reviews

  1. Thermal Stresses, Second Edition, AIAA Journal, 41(11):2305-6, November 2003. (Book information: Authors - N. Noda, R.B. Hetnarski and Y. Tanigawa, Taylor and Francis, New York, 2002, 493 pp.)
  2. Recent Advances in Structural Joints and Repair for Composite Materials, AIAA Journal, 42(4):860-61, April 2004. (Book information: Edited by Liyong Tong and CostasSoutis, Kluwer Academic Publishers, Dordrecht, Netherlands, 2003, 254 pp)
  3. Thermal Stresses, Second Edition, Journal of Thermal Stresses. 27(9) September 2004, 881-883.  (Book information: Authors - N. Noda, R.B. Hetnarski and Y. Tanigawa, Taylor and Francis, New York, 2002, 493 pp.).
  4. Thin Film Materials - Stress, Defect Formation and Surface Evolution, AIAA Journal, 43(4):922-23, April 2005. (Book information: Authors: L.B. Freund and S. Suresh, Cambridge University Press, Cambridge, United Kingdom, 2003, 750 pp.)

Journal publications

[101] Leong, M., B.V. Sankar
Effect of Thermal Stresses on the Failure Criteria of Fiber Composites
Mechanics of Advanced Materials & Structures Volume 17, Issue 7 October 2010 , pages 553 - 560.

[100] Walter, T.R., G. Subhash, B.V. Sankar, C.F. Yen
Monotonic and cyclic short beam shear response of 3D woven composites
Composites Science & Technology 70 (2010) 2190–2197.

[99] Ravishankar, Bharani, B.P. Smarslok, R.T. Haftka, B.V. Sankar
Error Estimation and Error Reduction in Separable Monte Carlo Method
AIAA Journal Vol. 48, No. 11, November 2010.

[98] Thiyagasundaram, P., B.V. Sankar, N.K. Arakere
Elastic Properties of Open-Cell Foams with Tetrakaidecahedral Cells Using Finite Element Analysis
AIAA Journal Vol. 48, No. 4, April 2010, 818-828.

[97] Martinez, O.A, A. Sharma, B.V. Sankar, R.T. Haftka, M.L. Blosser
Thermal Force and Moment Determination of an Integrated Thermal Protection System
AIAA Journal 48 (2010) 119-128.

[96] Rys, T., B.V. Sankar, P.G. Ifju
Investigation of Fracture Toughness of Laminated Stitched Composites Subjected to Mixed Mode Loading
Journal of Reinforced Plastics & Composites 29 (2010) 422-430.

[95] Gogu, Christian, R.T. Haftka, S.K. Bapanapalli, B.V. Sankar
A Dimensionality Reduction Approach for Response Surface Approximations: Application to Thermal Design
AIAA Journal Vol. 47, No. 7, July 2009.

[94] T.R. Walter, G. Subhash, B.V. Sankar, C.F. Yen
Damage modes in 3D glass fiber epoxy woven composites under high rate of impact loading
Composites Part B 40 (2009) 584–589.

[93] Gogu, Christian, Satish K. Bapanapalli, Raphael T. Haftka, Bhavani V. Sankar
Comparison of Materials for an Integrated Thermal Protection System for Spacecraft Reentry
Journal of Spacecraft and Rockets Vol. 46, No. 3, May–June 2009.

[92] Burla, Ravi K., A.V. Kumar, B.V. Sankar
Implicit Boundary Method for Determination of Effective Properties of Composite Microstructures
International Journal of Solids & Structures 46 (2009) 2514–2526.

[91] Rao, M.P., B.V. Sankar, G. Subhash
Effect of Z-Yarns on the Stiffness and Strength of Three-Dimensional Woven Composites
Composites Part B 40 (2009) 540–551.

[90] Xu, J., B.V. Sankar
Prediction of Stitch Crack Evolution and Gas Permeability In Multidirectional Composite Laminates
Composites Part A: 39 (2008) 1625–1631.

[89] Dang, Thi D., B.V. Sankar
Meshless Local Petrov-Galerkin Micromechanical Analysis of Periodic Composites Including Shear Loadings
CMES: Computer Modeling in Engineering & Sciences, Vol. 26, No. 3, pp. 169-187, 2008.

[88] Stamblewski, C., B.V. Sankar, D. Zenkert
Analysis of Three-Dimensional Quadratic Failure Criteria for Thick Composites using the Direct Micromechanics Method 
Journal of Composite Materials 42(7) 2008 635-654.

[87] Xu, J., B.V. Sankar, S.K. Bapanapalli
Finite Element Based Method to Predict Gas Permeability in Cross-ply Laminate
Journal of Composite Materials 42(9) 2008 849-864.

[86] Choi, S., B.V. Sankar
Gas Permeability of Various Graphite/Epoxy Composite Laminates for Cryogenic Storage Systems
Composites: Part B 39 (2008) 782-791.

[85] Apetre, N.A., B.V. Sankar, D.R. Ambur
Analytical Modeling of Sandwich Beams with Functionally Graded Core
Journal of Sandwich Structures & Materials 10(1) 2008 53-74.

[84] Kale, A., R.T. Haftka, B.V. Sankar
Efficient Reliability Based Design and Inspection of Stiffened Panels against Fatigue
Journal of Aircraft 45(1) 2008 86-97.

[83] Oscar A. Martinez, Bhavani V. Sankar, Raphael T. Haftka, Satish K. Bapanapalli, Max L. Blosser
Micromechanical Analysis of Composite Corrugated-Core Sandwich Panels for Integral Thermal Protection Systems
AIAA Journal 45(9) 2323-2336.

[82] Yu, T.J., B.V. Sankar, N.K. Arakere, R. Vaidyanathan
In Inverse Method for the Determination of Full Field Stresses from Experimentally Measured Normal Strains
The Journal of Strain Analysis for Engineering Design 42(6) 2007 469–476.

[81] R.L. Karkkainen, B.V. Sankar, J.T. Tzeng
A Direct Micromechanical Approach toward the Development of Quadratic Stress Gradient Failure Criteria for Textile Composites
Journal of Composite Materials 41(16) 2007 1917-1937.

[80] Karkkainen, R.L., B.V. Sankar, J.T. Tzeng
Strength Prediction of Multi-Layer Plain Weave Textile Composites Using the Direct Micromechanics Method", 
Composites Part B: Engineering 38 (7&8) 2007 924-932.

[79] Xu, J., B.V. Sankar
Parametric investigation of gas permeability in cross-ply composite laminates using three-dimensional finite elements
AIAA Journal 45(4) 2007 934-941.

[78] Lee, S., J. Wang, B.V. Sankar
A Micromechanical model for predicting the Fracture Toughness of Functionally Graded Foams
International Journal of Solid & Structures 44 (2007) 4053–4067.

[77] Dang, Thi D., B.V. Sankar
MLPG Formulation for Generalized Plane Strain Problems with Material Discontinuity and Application to Composite Micromechanics
AIAA Journal45(4) 2007 912-921.

[76] Choi, S, B.V. Sankar
Fracture toughness of transverse cracks in graphite/epoxy laminates at cryogenic conditions
Composites: Part B 38 (2007) 193-200.

[75] Zhu, H., B.V. Sankar
Analysis of Sandwich TPS Panel with Functionally Graded Foam Core by Galerkin Method
Composite Structures 77 (2007) 280-287.

[74]Acar, E., Haftka, R.T., Sankar, B.V. and Qui, X.
"Increasing Allowable Flight Loads by Improved Structural Modeling,"
AIAA Journal, Vol. 44, No. 2, 2006, pp. 376-381.

[73] Mathew, J., Q. Song, B.V. Sankar, M. Sheplak, L. Cattafesta
Optimized design of piezoelectric flap actuators for active flow control
AIAA Journal 44(12) 2006 2919-2928.

[72] Bapanapalli, S.K., B.V. Sankar, R.J. Primas
Microcracking in cross-ply laminates due to biaxial and thermal loading
AIAA Journal 44(12) 2006 2949-2957.

[71] Prasad, S.A.N., Q. Gallas, S. Horowitz, B. Homeijer, B.V. Sankar, L.N. Cattafesta, and M. Sheplak
An Analytical Electroacoustic Model of a Piezoelectric Composite Circular Plate
AIAA Journal 44(10) 2006 2311-2318.

[70] Lee, B., B.V. Sankar
Lay-up independent fracture criterion for notched laminated composites”, Composites Science & Technology 66 (2006)  
2491-2499.

[69] Choi, S., B.V. Sankar
Micromechanical Analysis of Composite Laminates at Cryogenic Temperatures
J. Composite Materials, 40(12) 2006 1077-1091.

[68] Karkkainen, R.L., B.V. Sankar
A Direct Micromechanics Method for Failure Analysis of Plain Weave Textile Composite
Composites Science & Technology 66 (2006) 137-150.

[67] Grau, D.L., X.S. Qiu, B.V. Sankar
Relation between interfacial fracture toughness and mode-mixity in honeycomb core sandwich composites
J. Sandwich Structures & Materials 8 (2006) 187-203.

[66] Kalarikkal, S., B.V. Sankar, P.G. Ifju
Effect of Cryogenic Temperature on the Fracture Toughness of Graphite/Epoxy Composites
ASME Journal of Engineering Materials and Technology 128(2) 2006 151-157.

[65] Apetre, N.A., B.V. Sankar, D.R. Ambur
Low-velocity impact response of sandwich beams with functionally graded core
International Journal of Solids & Structures 43 (2006) 2479-2496.

[64] Jang, Insik and B.V. Sankar, “Analysis of a composite double cantilever beam with stitched reinforcements under mixed mode loading: Formulation (I)”, J. of Mechanical Science & Technology, (19)2, 567-577, 2005.

[63] Choi, S. and B.V. Sankar, 2005, “A Micromechanical method to predict the fracture toughness of cellular materials”, International Journal of Solids & Structures, 42/5-6, pp. 1797-1817.

[62] Chen, L., BV Sankar, PG Ifju, “Analysis of Mode I and Mode II tests for composites with translaminar reinforcements”, Journal of Composite Materials, (39) 15, 1311-1333, 2005.

[61] Zhu, H. , B. V. Sankar, R. T. Haftka, S. Venkataraman and M. Blosser ,”Optimization of a Functionally Graded Metallic Foam Insulation under Transient Heat Transfer Conditions”, Journal ofStructural and Multidisciplinary Optimization, 28(5), November 2004, 349-355.

[60] Venkataraman,; S., Haftka, R. T., Sankar, B. V., Zhu; H., Blosser, M. L., "Optimal Functionally Graded Metallic Foam Thermal Insulation,
AIAA Journal, 2004 vol. 42 no. 11, pp. 2355-2363.

[59] Zhu, H. And BV Sankar, “A Combined Fourier Transform-Galerkin Method for the Analysis of Functionally Graded Beams”, J. Applied Mechanics, 71(3):421-424, 2004.

[58] Zhu, H., BV Sankar, RT Haftka, S. Venkataraman, Max Blosser, “Minimum mass design of insulation made of functionally graded material”, Journal of Spacecrafts and Rockets, 41(3):467-469, 2004.

[57] Chen, L, BV Sankar and PG Ifju, “Application of Moire interferometry for Mode II testing of stitched composites”, Journal of ASTM International, Mar. 2004, Vol. 1, No. 3 Paper ID JAI-11907.

[56] Choi, S., B.V. Sankar. “Fracture toughness of carbon foam”, Journal of Composite Materials, 37(23):2101-2116, 2003. 

[55] Venkataraman, S., B.V. Sankar, “Elasticity solution for stresses in a sandwich beam with functionally graded core”, AIAA Journal. 41(12):2501-2505, December 2003.

[54] W.K Lim, JH Song, BV Sankar. "Effect of ring indentation on fatigue crack growth in an aluminum plate", International Journal of Fatigue, 25(9-11):1271-1277, 2003.

[53] Lim W.K. and Sankar, B.V. "Non-singular term effect for the inclined crack extension in anisotropic solids under uniaxial loading", J. Composite Materials, 36(17):2031-2044.2002 

[52] Chen  L.,  Sankar, B.V., Ifju  P.G., "A new Mode I fracture test for composites with translaminar reinforcements", Composites Science & Technology, 62(10-11), 1407-1414 , 2002.

[51] Vitali, R., Haftka, R.T., and Sankar, B.V., "Multi-fidelity design of stiffened composite panel with a crack, Structural and Multidisciplnary Optimization, 23(5), 347-356, 2002.

[50] Sankar, B.V. and J.T. Tzeng, "Thermal stresses in functionally graded beams", AIAA Journal, 2002, 40(6), pp. 1228-1232.

[49] Vitali, R., O Park, RT Haftka,  BV. Sankar, CA Rose (2002) " Structural Optimization of a Hat-stiffened Panel Using Response Surfaces", J. Aircraft, 39(1):158-166.

[48] Park, O. & Sankar, B.V. "Crack-tip force method for computing energy release rate in delaminated plates", Composite Structures, 55(2002):429-434.

[47] Dee, A.T., J.R. Vinson and B.V. Sankar (2001) "Effects of through-thickness stitching on high strain rate compressive properties of a graphite/epoxy composite", AIAA Journal, 39(1):126-133.

[46] Lim, W-K., S.-Y. Choi and B.V. Sankar (2001) "Biaxial Load Effects on Crack Extension in Anisotropic Solids" Engineering Fracture Mechanics, 68(4):403-416.

[45] Sankar, B.V. (2001) "An elasticity solution for functionally graded beams", Composites Science & Technology, 61:689-696.

[44] Park, O., R.T. Haftka, B.V. Sankar, J.H. Starnes and  S. Nagendra (2001) "Analytical-Experimental Correlation for a Stiffened Composite Panel Loaded in Axial Compression," Journal of Aircraft, 38 (2):379-387.

[43] Sankar, B.V. and M. Narayanan (2001) "Finite Element Analysis of Debonded Sandwich Beams under Axial Compression", J. Sandwich Structures & materials, 3(3):197-219.

[42] Wallace, B.T., Sankar, B.V. and Ifju, P.G. (2001) "Pin reinforcement of delaminated sandwich beams under axial compression", J. Sandwich Structures & Materials, 3(2):117-129.

[41] Chen L, Ifju PG, and Sankar BV (2001) "A novel double cantilever beam test for stitched composite laminates", J. Composite Materials,  35(13):1137-1149.

[40] Sankar, B.V. and H. Zhu (2000) "Effect of stitching on the low-velocity impact response of delaminated composite beams" Composites Science & Technology, 60:2681-2691.

[39] Pinheiro, M.A. and B.V. Sankar (2000) "Beam finite element for analyzing free edge delaminations" J. Thermoplastic Composite Materials, 13:272-291.

[38] Avery, J.L. and B.V. Sankar (2000) "Compressive failure of sandwich beams with debonded facesheets", Journal of Composite Materials, 34(14):1176-1199.

[37] Roque, R., Z. Zhang and B.V. Sankar (1999) "Determination of Crack Growth Rate Parameters of Asphalt Mixtures Using the Superpave IDT," Journal of the Association of Asphalt Paving Technologists, Vol. 68, pp. 404-433.

[36] M.H. Lear and B.V. Sankar (1999) "Optimizing energy absorption in multi-layered materials through controlled delamination", Journal of Material Science, 34(17):4181-4193.

[35] B.V. Sankar and S.M. Dharmapuri (1998) "Analysis of a stitched double cantilever beam", Journal of Composite Materials, 32(24):2203-2225.

[34] H. Zhu, B.V. Sankar and R.V. Marrey (1998) "Evaluation of failure criteria for fiber composites using finite element micromechanics", J. Composite Materials, 32(8):766-782.

[33] R. Ferri and B.V. Sankar (1997) "A Comparative Study on the Impact resistance of Composite Laminates and Sandwich Panels", J. Thermoplastic Composite Materials, 10:304-315.

[32] S.K. Sharma and B.V. Sankar (1997) "Mode II Delamination Toughness of Stitched Graphite/Epoxy Textile Composites", Composites Science and Technology, 57(7):729-737.

[31] M.K. Gundepudi, B.V. Sankar, J.J. Mecholsky, Jr. and D.C. Clupper (1997) "Stress analysis of spheres under multiple contacts", Powder Technology, 94(2)153:161.

[30] B.V. Sankar and R.V. Marrey (1997) "Analytical method for micromechanics of textile composites", Composites Science and Technology, 57(6):703-713.

[29] S.K. Sharma and B.V. Sankar (1997) "Sublaminate Buckling and Compression Strength of Stitched Uniweave Graphite/Epoxy Laminates", J. Reinforced Plastics and Composites, 16(5):425-434.

[28] S.K. Sharma and B.V. Sankar (1997) "Effect of Stitching on Impact and Interlaminar Properties of Graphite/Epoxy Laminates", J. Thermoplastic Composite Materials, 10(3):241-253.

[27] R.V. Marrey and B.V. Sankar (1997) "A micromechanical model for textile composite plates", J. of Composite Materials, 31(12):1187-1213.

[26] S. Lahiri, B.V. Sankar and P.A. Mataga (1996) "Evaluation of Bimaterial Stress Intensity Factors Using a Finite Element-Boundary Element Alternating Method", Engineering Fracture Mechanics,53(2):289-302.

[25] S. Sugavanam, V.K. Varadan, V.V. Varadan and B.V. Sankar (1996) "Active Control of a Lightly Damped Cantilever Beam Using Spatially Distributed Actuators and Sensors", J. Wave-Material Interaction, 11(1):67-84

[24] B.V. Sankar and V. Sonik (1995) "Pointwise Energy Release Rate in Delaminated Plates", AIAA Journal, 33(7):1312-1318.

[23] V.S. Rao, B.V. Sankar, C.T. Sun, R.F. Gibson and P.R. Mantena (1994), "Analytical and Experimental Investigations of Prestressed Laminated Composite beams with Constrained ViscoelasticDamping Layer", Journal of Reinforced Plastics and Composites, 13 (11):1023-1042.

[22] B.V. Sankar (1994) "An Exact Solution for Stresses in Laminated Beams", International. J. of Engineering Analysis and Design, 1(3):293-302.

[21] B.V. Sankar (1993) "A Beam Theory for Laminated Composites and Application to Torsion Problems", Journal of Applied Mechanics, 60(1):246-249.

[20] Y.S. Kwon and B.V. Sankar (1993) "Indentation-Flexure and Low-Velocity Impact Damage in Graphite/Epoxy Laminates", ASTM Journal of Composites Technology and Research, 15(2):101-111.

[19] B.V. Sankar and R.V. Marrey (1993) "A Unit Cell Model of Textile Composite Beams for Predicting Stiffness Properties", Composites Science and Technology, 49(1):61-69.

[18] B.V. Sankar and V.S. Rao (1993) "A Plate Finite Element for Modeling Delaminations", Journal of Reinforced Plastics and Composites, 12(2):227-236.

[17] B.V. Sankar and A.S. Deshpande (1993) "Passive Damping of Large Space Structures", AIAA Journal, 31(8):1511-1516.

[16] C.T. Sun, V.S. Rao and B.V. Sankar (1992) "Passive Damping of prestressed Composite Structures", Acta Mechanica Solida Sinica, 5(3):285-299.

[15] B.V. Sankar (1992) "Scaling of Low-Velocity Impact for Symmetric Laminates", J. Reinforced Plastics and Composites, 11(3):296-309.

[14] V.S. Rao, B.V. Sankar and C.T. Sun (1992) "Constrained Layer Damping of Initially Stressed Composite Beams Using Finite Elements", Journal of Composite Materials, 26(12):1752-66.

[13] B.V. Sankar (1991) "A Finite Element for Modeling Delaminations in Composite Beams", Computers & Structures, 38(2):239-246.

[12] J.C. Gong and B.V. Sankar (1991) "Impact Properties of Three-Dimensional Braided Graphite/Epoxy Composites", Journal of Composite Materials, 25(6):715-731.

[11] B.V. Sankar and S. Hu (1991) "Dynamic Delamination Propagation in Composite Beams", Journal of Composite Materials, 25(11), 1414-1426, 1991.

[10] C.T. Sun, B.V. Sankar, and V.S. Rao (1990) "Damping and Vibration Control of Unidirectional Composite Beams Using Add-On Viscoelastic Materials". Journal of Sound and Vibration139(2):277-287.

[9] B.V. Sankar (1989) "Smooth Indentation of Orthotropic Beams". Composites Science and Technology, 34(2):95-111.

[8] B.V. Sankar (1989) "An Integral Equation for the Problem of Smooth Indentation of Orthotropic Beams". International Journal of Solids & Structures. 25(3):327-337.

[7] B.V. Sankar (1989) "Interlaminar Shear Stresses in Composite Laminates Due to Static Indentation". Journal of Reinforced Plastics and Composites, 8(5):458-471.

[6] B.V. Sankar (1987) "An Approximate Green's Function for Beams and Application to Contact Problems". Journal of Applied Mechanics, 54(3):735-737.

[5] B.V. Sankar and C.T. Sun (1986) "Low-Velocity Impact Damage in Graphite-Epoxy Laminates Subjected to Tensile Initial Stresses". AIAA Journal, 24(3):470-471.

[4] C.T. Sun and B.V. Sankar (1985) "Smooth Indentation of an Initially Stressed Orthotropic Beam". International Journal of Solids and Structures, 21(2):161-176.

[3] B.V. Sankar and C.T. Sun (1985) "An Efficient Numerical Algorithm for Transverse Impact Problems". Computers & Structures, 20(6):1009-1012.

[2] B.V. Sankar and C.T. Sun (1985) "Low-Velocity Impact Response of Laminated Beams Subjected to Initial Stresses". AIAA Journal, 23(12):1962-1969.

[1] B.V. Sankar and C.T. Sun (1983) "Indentation of a Beam by a Rigid Cylinder". International Journal of Solids and Structures, 19(4):293-303.

 Publications in conference proceedings

The following publications are full length articles, but have been accepted for publication based on reviews of extended abstracts. All of them were presented at respective meetings.

[163] Boesl, G. R. Bourne, B. V. Sankar, and W. Greg Sawyer. Analysis of Fracture Mechanisms in Composites Reinforced with Hard, Metal-Oxide Nanoparticles Using Multi-scale Analysis. SAMPE 2010 Technical Conference Proceedings: New  Materials and Processes for a New Economy, Seattle, WA, May 17-20, 2010. Society for the Advancement of Material and Process Engineering, CD-ROM – 15 pp.

[162] Rao, Prabhakar M., Sankar, Bhavani V., Subhash, Ghatu, Yen, Chian-Fong 2010. "Elastic-Plastic Analysis of 3D Woven Composites Under Quasi-Static Indentation," SAMPE 2010 Technical Conference Proceedings: New  Materials and Processes for a New Economy, Seattle, WA, May 17-20, 2010. Society for the Advancement of Material and Process Engineering, CD-ROM-15 pp.

[161] Song, M.C., B. V. Sankar, G. Subhash and C. F. Yen (2010). "An Analytical Non-Dimensional Model for Mode I Delamination of Z-Pinned Composites,”25th Annual Technical Conference of the American Society of Composites, CD ROM Proceedings, Dayton, Ohio, September 2010, Paper #1062, 15 pages.[PDF]

[160] Villanueva, D., Haftka, R.T., Sankar, B.V. (2010). "Probabilistic Optimization of an Integrated Thermal Protection System Including the Effect of Future Tests,” 2nd International Conference on Engineering Optimization, Lisbon, Portugal

[159] Villanueva, D., Haftka, R.T., Sankar, B.V. (2010). "Including Future Tests in the Design and Optimization of an Integrated Thermal Protection System," AIAA 2010-2597, 12th AIAA Non-Deterministic Approaches Conference, Orlando, FL

[158] Sharma, A., Sankar, B. V., Haftka, R. T., “Homogenization of plates with micro - structure and application to corrugated core sandwich panels”, 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL, April, 2010.

[157] Ravishankar, B., Haftka, R.T., and Sankar, B.V. (2010) Homogenization of Integrated Thermal Protection system with Rigid Insulation bars. 51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference. 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Orlando, FL.

[156] Villanueva, D., Sharma, A., Haftka, R.T., Sankar, B.V. (2009). "Risk Allocation by Optimization of an Integrated Thermal Protection System," 8th World Congress for Structural and Multidisciplinary Optimization, Lisbon, Portugal

[155] Sharma, A., Sankar, B. V., Haftka, R. T., "Multi-fidelity Analysis of Corrugated-Core Sandwich Panels for Integrated Thermal Protection", AIAA-2009-2201, 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, May, 2009.

[154] Sharma, A., Sankar, B. V., Haftka, R. T., "Mechanics and Design of Integrated Metallic TPS" at 2009 National Space and Missile Materials Symposium, 22 – 25 June 2009, Henderson, Nevada.

[153] Ravishankar, B., Smarslok, B.P., Haftka, R.T., and Sankar, B.V. (2009). Separable sampling of the limit state for accurate Monte Carlo Simulation. 50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Palm Springs, CA.

[152] Kumar, S., Villanueva, D., Sankar B.V., Haftka R.T. (2008). "Probabilistic Optimization of Integrated Thermal Protection System," AIAA 2008-5928, 12th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Victoria, BC.  

[151] Griffin, B., Homeijer, B., Williams, M., Sankar, B.V., and Sheplak, M., " Large Deflections of Clamped Composite Circular Plates with Initial In-Plane Tension," IMAC XXVI A Conference and Exposition on Structural Dynamics, Orlando, FL, February 2008.

[150] Dang, Thi, B.V. Sankar, “Meshless Local Petrov-Galerkin Micromechanical Analysis of Periodic Composites Including Shear Loadings”, ICCES 2008, Honolulu, HI, March 2008.

[149] Sharma, A., C. Gogu, O. Martinez, B. Sankar, R. Haftka, Multi-Fidelity Design of an Integrated Thermal Protection System for Spacecraft Reentry, AIAA Paper 2008-2062, 49thAIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, American Institute of Aeronautics and Astronautics, 7-10 April 2008, Schaumburg, IL, April 2008.

[148] Ravishankar, B., B. Sankar, M. Leong, AIAA Paper 2008-1913, 49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, American Institute of Aeronautics and Astronautics, Apr. 7-10, 2008, Schaumburg, IL (11 pages)

[147] T.D. Dang and B. V. Sankar, “Meshless Local Petrov-Galerkin Micromechanical Analysis of Periodic Composites Including Shear Loadings”. The International Conference on Computational & Experimental Engineering and Sciences (ICCES’08), 16-20 March, 2008, Hawaii.

[146] Xu, J., Sankar, B.V. "Damage and Permeability Prediction in Composite Laminates with Stitch Cracks", 22nd Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Washington, Seattle, WA, Sept. 2007, Paper #145, 17 pages.

[145] Boesl, B., B.V. Sankar, G. R. Bourne, "Testing and Modeling of Fracture Toughness of Particle Reinforced Composites", 22nd Annual Technical Conference of the American Society of Composites, CD ROM Proceedings, University of Washington, Seattle, WA, September 2007, Paper #100, 13 pages.

[144] Wang, J. and B.V. Sankar, "A Parametric Study of Fracture Toughness of Foams with Tetrakaidecahedron Unit Cells", 22nd Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Washington, Seattle, WA, September 2007, Paper #144, 17 pages.

[143] Gogu, C., B. P. Smarslok, R. T. Haftka, B. V. Sankar. “Worst-Case Effects on Thermal Buckling of Spatial Variability in Material Properties”, 22nd Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Washington, Seattle, WA, September 2007, Paper #59, 19 pages

[142] Stamblewski, C., B. V. Sankar, D. Zenkert. “Three-Dimensional Quadratic Failure Criteria for Thick Composites using the Direct Micromechanics Method”, 22nd Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Washington, Seattle, WA, September 2007, Paper #96, 20 pages.

[141] Gogu, C., Haftka, R. T., Bapanapalli, S. K., Sankar, B. V., "Applying dimensional analysis to response surface methodology to reduce the number of design variables", 7th World Congresses of Structural and Multidisciplinary Optimization, Seoul, Korea, May 2007

[140] B. Boesl, G. R. Bourne, W. G. Sawyer, B. V. Sankar. In-Situ Imaging and Analysis of Crack Propagation in Nanoparticle Filled Polymers. Society of Tribologists and Lubrication Engineers, 62nd Annual Meeting, Philadelphia, PA, May 2007

[139] Boesl, B., B. V. Sankar, W. G. Sawyer. “Effect of Nanoparticles on Mechanical Properties of Polymer Matrix Composites”, 21st Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Michigan, Dearborn, MI, September 2006, Paper #145, 7 pages.

[138] Xu, J., B.V. Sankar. “Prediction of Gas Permeability in Cross-ply Laminates using Finite Elements”, 21st Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Michigan, Dearborn, MI, September 2006, Paper #207, 9 pages.

[137] Van Pelt, J., B. V. Sankar, P. G. Ifju. Gas Permeability of Composite Laminates for Cryogenic Storage Systems, 21st Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Michigan, Dearborn, MI, September 2006, Paper #212, 17 pages.

[136] Martinez, O.A., B. Sankar, R. Haftka. Thermal Analysis of a Corrugated Core Sandwich Panel for Integral Thermal Protection System, 21st Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Michigan, Dearborn, MI, September 2006, Paper #219, 20 pages.

[135] E. Acar, R. Haftka, B. Sankar, X. Qiu. Increasing design loads and reducing weight of structures by error reduction, Collected Papers in Structural Mechanics Honoring Dr. James H. Starnes, Jr., NASA/TM-2006-214276, NASA Langley Research Center, Hampton, VA, 2006, pp. 659-678. (also presented as AIAA paper 2005-2167 at the 46th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, 18 - 21 April 2005, Austin, Texas). [PDF]

[134] J. Xu and B.V. Sankar. "Parametric investigation of gas permeability in cross-ply composite laminates using three-dimensional finite elements", AIAA Paper 2006-2093, 47th AIAA/ASME/ASCE/AHS/ASCStructures, Structural Dynamics, and Materials Conference, 1 - 4 May 2006, Newport, Rhode Island (12 pages).

[133] T. Dang and B.V. Sankar. “MLPG Formulation for Generalized Plane Strain Problems with Material Discontinuity and its Application", AIAA paper 2006-1691, 47th AIAA/ASME/ASCE/AHS/ASCStructures, Structural Dynamics & Materials Conference 2006. American Institute of Aeronautics and Astronautics, 1- 4 May 2006, Newport, RI (19 pages)

[132] O. Martinez, Bapanapalli, S., Sankar, B.V., Haftka, R., Blosser, M., “Micromechanical Analysis of a Composite Truss Core Sandwich Panel for Integral Thermal Protection Systems,” AIAA Paper 2006-1876, 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, American Institute of Aeronautics and Astronautics, 1- 4 May 2006, Newport, RI, May 2006 (23 pages)

[131] Bapanapalli, S. K., Martinez, O. M., Gogu, C., Sankar, B. V., Haftka, R. T., Blosser, M. L., “Analysis and Design of Corrugated-Core Sandwich Panels for Thermal Protection Systems of Space Vehicles”, AIAA paper 2006-1942, 47th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Newport, RI, May 2006

[130] T.D. Dang and B.V. Sankar, "Meshless Local Petrov-Galerkin Micromechanical Analysis of Fiber Composites Including Axial Shear Loading". The 7th World Congress on Computational Mechanics. July 16- 22, 2006. UCLA, California.

[129] B. Boesl, G. R. Bourne, W. G. Sawyer, B. V. Sankar. Effects of Particle Distribution and Size on the Mechanical and Tribological Properties of Epoxy Nanocomposites. Society of Tribologists and Lubrication Engineers, 61st Annual Meeting, Calgary, AB., May 2006

[128] T. Dang, B.V. Sankar, “A Meshless Local Petrov-Galerkin (MLPG) Micromechanical Model for Fiber Composites”, 20th Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, Drexel University, Philadelphia, PA, September 2005, 20 pages.

[127] R.L. Karkkainen, B.V. Sankar and J.T. Tzeng, “A Direct Micromechanical Failure Analysis of Textile Composites”, 20th Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, Drexel University, Philadelphia, PA, September 2005, 20 pages.

[126] S.-J. Lee, B.V. Sankar,” A Micromechanical Model for Predicting Fracture Toughness of Functionally Graded Foams as Load- Carrying Thermal Protection”, 20th Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, Drexel University, Philadelphia, PA, September 2005, 20 pages.  

[125] Apetre, N. A. Sankar, B. V., 2005. Analytical Modeling of Sandwich Beams with Functionally Graded Core, Proceedings of The 3rd International Conference on Structural Stability and Dynamics, June 19-22, Kissimmee, Florida. http://www.tamu.edu/acml/icssd/technical_program.html  

[124] Zhu, H., B.V. Sankar, R.T. Haftka, M. Blosser. “Evaluation of Integrated Sandwich TPS design with Metal Foam Core for Launch Vehicles”, AIAA Paper 2005-2181, 46thAIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, 18 - 21 April 2005, Austin, Texas (12 pages).

[123] Kale, A., R.T. Haftka, B.V. Sankar. “Reliability Based Design and Inspection of Stiffened Panels against Fatigue”, AIAA Paper 2005-2145, 46th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, 18 - 21 April 2005, Austin, Texas (20 pages).

[122] Bapanapalli, S., B.V. Sankar, R.J. Primas. “Microcracking of Symmetric Cross-ply Laminates Subjected to Biaxial Loading” AIAA Paper 2005-2230, 46th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics & Materials Conference, 18 - 21 April 2005, Austin, Texas (14 pages).

[121] Acar, E., Haftka, R.T. and Sankar, B.V., "The Effects of Uncertainty Control Measures on the Design Load of a Sandwich Structure," 3rd Ankara International Aerospace Conference, Ankara, Turkey, August 2005.[PDF]

[120] Kale A. A., Haftka R. T., Sankar B. V., "Tradeoff of Structural Weight and Inspection Cost in Reliability Based Optimization Using Multiple Inspection Types", Paper Number AIAA-2004-4404, 10thAIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, 30 August-1 September 2004, Albany, New York.

[119] Lee, S., S. Choi and B.V. Sankar. “A micromechanical model for predicting the fracture toughness of functionally graded foams”, Proceedings of the 22nd Southeastern Conference in Theoretical and Applied Mechanics (SECTAM), August 15-17, 2004, Center for Advanced Materials, Tuskegee University, Tuskegee, Alabama, pp. 613-622.

[118] Choi, S., B.V. Sankar. “Thermal stresses in a composite pressure vessel at cryogenic temperatures”, Developments in Theoretical and Applied Mechanics, Proceedings of the 22nd Southeastern Conference in Theoretical and Applied Mechanics (SECTAM), August 15-17, 2004, Center for Advanced Materials, Tuskegee University, Tuskegee, Alabama, pp. 587-596.

[117] Karkkainen, R., B.V. Sankar. "Stress Gradient Effects in the Failure Criteria for Textile Composites," Proceedings of the 2004 International Conference on Computational & Experimental Engineering & Science 26-29 July, 2004, Madeira, Portugal, pp. 415-420. Also in Advances in Computational & Experimental Engineering & Science, Tech Science Press, California, 2004. (Keynote Lecture)

[116] Rys, T.P., Chen L., and B.V. Sankar.  "Mixed Mode Fracture Toughness of Laminated Stitched Composites," SEM X Paper 293, Proceedings of the 2004 SEM X International Congress and Exposition on Experimental and Applied Mechanics, Costa Mesa, California, June 7-10, 2004, 6 pages.

[115] Zhu, H., B. Sankar. “Analysis of TPS sandwich panel with foam core”, AIAA Paper 2004-1935, Proceedings of the 45th AIAA Structures, Structural Dynamics and Materials Conference, Palm Springs,California, April 19-22, 2003, 13 pages.

[114] Apetre, N., B.V. Sankar, D.R. Ambur. “Impact response of sandwich beams with functionally graded core”, AIAA Paper 2004-1926, Proceedings of the 45th AIAA Structures, Structural Dynamics and Materials Conference, Palm Springs, California, April 19-22, 2003, 13 pages.

[113] Karkkainen, R., B.V. Sankar, “Micromechanical failure analysis of thin plain weave textile composites using the finite element method”, AIAA Paper 2004-1929, Proceedings of the 45th AIAA Structures, Structural Dynamics and Materials Conference, Palm Springs, California, April 19-22, 2003, 9 pages

[112] Kamakoti, R., Shyy, W., Thakur, S. and Sankar, B. "Time dependent RANS computation for an aero-elastic wing",  AIAA Paper 2004-0886, 42nd Aerospace Sciences Meeting & Exhibit, Reno, Nevada, January 5-8, 2004, 18 pages.

[111] M.A. Pinheiro, B.V. Sankar, "Modeling Delamination in Laminated Structures under Torsion Loading", 17th International Congress of Mechanical Engineering, November 10-14, 2003, Sno Paulo, Brazil, Proceedings of the COBEM 2003. Paper Number 464, CDROM, 9 pages.

[110] Bokwon Lee, B.V. Sankar, "A Layer Independent Fracture Criterion for Composite Laminates", 18th Annual Technical Conference of the American Society for Composites, Abstract Book, University of Florida, Gainesville, October 2003.

[109] Amit A. Kale, Raphael T. Haftka and Bhavani V. Sankar, "Fatigue Reliability and Damage Tolerance Evaluation of Composite Structures", 18th Annual Technical Conference of the American Society for Composites, CD ROM Proceedings, University of Florida, Gainesville, October 2003, 10 pages.

[108] B.V. Sankar, B. Lee, R.L. Karkkainen, "Evaluation of Failure Criteria for Plain Weave Textile Composites Using Finite Element Micromechanics", 35th International SAMPE Technical Conference, CD ROM proceedings, Dayton, OH, September 2003, 11 pages.

[107] Lee, B. and B.V. Sankar, "Mode I fracture criterion for notched laminated composites", Fourteenth International Conference on Composite Materials, CD ROM proceedings, San Diego, California, July 2003, Paper # 1020, 11 pages.

[106] Choi, S. and B.V. Sankar, "A micromechanics method to predict the fracture toughness of carbon foam", Fourteenth International Conference on Composite Materials, CD ROM proceedings, San Diego, California, July 2003, Paper # 1355, 11 pages.

[105] Choi, S. and B.V. Sankar, “A micromechanics method to predict the micro-cracking of the LH2 composite tank at cryogenic temperature”, Proceedings of the 5th International Congress on Thermal Stresses and Related Topics, TS 2003, Eds. L. Librescu and P. Marzocca, Virginia Polytechnic Institute & State University, Blacksburg, VA, 8-11 June 2003, pp. WM441-444.

[104] Lee, Bokwon and BV Sankar, "Fracture criterion and finite-width correction factors for notched composite laminates", Proceedings of the 16th US Army Symposium on Solid Mechanics, Eds. A.M.Rajendran et al., pp. 123-124, Charleston, South Carolina, May 4-7, 2003.

[103] Apetre, N., B.V. Sankar, "Composite sandwich plates with functionally graded cores", Proceedings of the 6th International Conference on Sandwich Structures, Ft. Lauderdale, Florida, March 31 - April 2, 2003, 13 pages.

[102] Apetre, N., B.V. Sankar and D. Ambur, "Functionally graded sandwich core with arbitrary variation in properties", AIAA Paper 2003-1947, Proceedings of the 44th AIAA Structures, Structural Dynamics and Materials Conference, Norfolk, Virginia, April 7-10, 2003, 8 pages.

[101] Venkataraman, S., Sankar, B. V., "Elasticity analysis and optimization of a functionally graded plate with hole," AIAA Paper 2003-1466, Proceedings of the 44th AIAA Structures, Structural Dynamics and Materials Conference, Norfolk, Virginia, April 7-10, 2003, 13 pages.

[100] Zhu, H., B.V. Sankar, R.T. Haftka and S. Venkataraman, "Optimization of a Functionally Graded Metallic Foam Insulation under Transient Heat Transfer Conditions", AIAA Paper 2003-1531, Proceedings of the 44th AIAA Structures, Structural Dynamics and Materials Conference, Norfolk, Virginia, April 7-10, 2003, 11 pages.

[99] Kale A .A., Haftka R.T., Papila M., Sankar B.V. "Tradeoff for weight and inspection cost for fail-safe design", AIAA Paper 2003-1501, Proceedings of the 44th AIAA Structures, Structural Dynamics and Materials Conference, Norfolk, Virginia, April 7-10, 2003, 14 pages.

[98] Chen, L., BV Sankar and PG Ifju, "Mixed-Mode Fracture Toughness Tests for Stitched Composite Laminates", AIAA Paper 2003-1874, Proceedings of the 44th AIAA Structures, Structural Dynamics and Materials Conference, Norfolk, Virginia, April 7-10, 2003, 10 pages.

[97] G. Wang, B.V. Sankar , L.N. Cattafesta and M. Sheplak, "Analysis of a composite piezoelectric circular plate with initial stresses for MEMS", Proceedings of IMECE2002 ASME International Mechanical Engineering Congress & Exhibition, November 17-22, 2002, New Orleans, Louisiana , Paper Number IMECE2002-39337, 8 printed pages.

[96] V. Chandrasekaran, M. Sheplak, L.N.Cattafesta and B.V. Sankar, "Thermo-elastic actuation: Solution for circular composite plates with application in MEMS", Proceedings of IMECE2002 ASME International Mechanical Engineering Congress & Exhibition, November 17-22, 2002, New Orleans, Louisiana , Paper Number IMECE2002-39328, 6 printed pages.

[95] S. Choi and B.V. Sankar (2002) "Fracture toughness of carbon foam", Proceedings of the American Society for Composites. 17th Annual Technical Conference,  October 21-23, 2002, West Lafayette,IN, CD ROM Proceedings, Paper # 041 (9 pages).

[94] W.-K. Lim, J.-H. Song, B. V. Sankar (2002) "Effect of Ring Indentation on Fatigue Crack Growth of Aluminum Plate", International Conference on Fatigue damage to Structural Materials, Hyannis,MA, September 22-27, 2002.

[93] Ifju, P.G., L. Chen and B.V. Sankar. "Mixed mode fracture toughness of stitched composites", Proceedings of the 2002 SEM Annual Conference & Exposition on Experimental and Applied Mechanics, p. 173, Milwaukee, WI, June 10-12, 2002.

[92] Apetre, N.A., B.V. Sankar and S. Venkataraman, "Indentation of a sandwich beam with functionally graded core", AIAA Paper 2002-1683, Proceedings of the 43rd AIAA Structures, Structural Dynamics and Materials Conference, Denver, Colorado, April 22-25, 2002.

[91] Zhu, H., B.V. Sankar, R.T. Haftka and  S. Venkataraman, "Minimum mass design of insulation made of functionally graded material", AIAA Paper 2002-1425, Proceedings of the 43rd AIAA Structures, Structural Dynamics and Materials Conference, Denver, Colorado, April 22-25, 2002.

[90] Prasad, S.A.N., B.V. Sankar, L.N. Cattafesta, S. Horowitz, Q. Gallas, and M. Sheplak, "Two-Port Electroacoustic model of an axisymmetric piezoelectric composite plate", AIAA Paper 2002-1365, Proceedings of the 43rd AIAA Structures, Structural Dynamics and Materials Conference, Denver, Colorado, April 22-25, 2002.

[89] Chandrasekaran, V., Chow, E. M., Kenny, T. W., Nishida, T., Cattafesta, L.,  Sankar, B. V., and Sheplak, M., "Thermoelastically Actuated Acoustic Proximity Sensor with Integrated Through-Wafer Interconnects," Technical Digest, the Solid-State Sensor and Actuator Workshop, June 2-6, Hilton Head, SC, pp. 102-107 June 2002.

[88] Apetre, N.A. and B.V.  Sankar, "Contact between a cylindrical indenter and a sandwich beam with functionally graded core", Contemporary Research in Theoretical and Applied Mechanics, Proceedings of the 14th US National Congress of Theoretical and Applied Mechanics, Eds. R.C. Batra and E.G. Henneke, VPI & SU, pp. 354-355, Blacksburg, VA, June 23-28, 2002.

[87] Sankar, B.V. and M. Sylwan (2001) "An analytical study of post-buckling of debonded one-dimensional sandwich plates", Proceedings of the Aerospace Division (CD ROM), International Mechanical Engineering Congress & Exposition, November 2001, New York, NY.

[86] Venkataraman, S., H.Zhu, B.V. Sankar, R.T. Haftka, M. Blosser (2001) "Optimum design of a functionally graded metallic foam thermal insulation", Proceedings of the American Society for Composites. 16th Technical Conference, September 2001,  Blacksburg, VA, CD ROM Proceedings, Paper # 127 (12 pages).

[85] Chen, L., P. Ifju, B. Sankar (2001) "Mode II fracture toughness of stitched composites", Proceedings of the American Society for Composites. 16th Technical Conference,  September 2001,Blacksburg, VA, CD ROM Proceedings, Paper # 138 (12 pages).

[84] Sankar, B.V. (2001) "Elasticity analysis of functionally graded beams", Proceedings of the 13th International Conference on Composite Materials, Beijing, China, June 25-29, 2001, p. 583.

[83] Papila, M., R. Vitali, R.T. Haftka, & B.V. Sankar (2001) "Optimal weight of cracked composite panels by an equivalent strain constraint", AIAA Paper 2001-1207, AIAA structures, Structural Dynamics & Materials Conference, Seattle, Washington, April 2001.

[82] Chen, L., Sankar, B.V. & Ifju, P.G. (2001) Mode II fracture toughness of stitched composites, AIAA Paper 2001-1483, AIAA structures, Structural Dynamics & Materials Conference, Seattle, Washington, April 2001

[81] Sharma, A.K., Sankar, B.V. & Ambur, D.R. (2001) Post-buckling analysis of debonded sandwich beams, AIAA Paper 2001-1118, AIAA Structures, Structural Dynamics & Materials Conference,Seattle, Washington, April 2001

[80] Sankar, B.V. & Tzeng, J.T. (2001) Thermal stress analysis of functionally graded beams, AIAA Paper 2001-1513, AIAA structures, Structural Dynamics & Materials Conference, Seattle, Washington, April 2001

[79] Venkataraman, S. & Sankar, B.V. (2001), Analysis of sandwich beams with functionally graded core, AIAA Paper 2001-1281, AIAA structures, Structural Dynamics & Materials Conference, Seattle, Washington, April 2001

[78] Mathew, J., Sankar, B., and Cattafesta, L., "Finite Element Modeling of Piezoelectric Actuators for Active Flow Control Applications," AIAA-2001-0300, 39th AIAA Aerospace Sciences Meeting & Exhibit, January 2001.

[77] Chen, L., Sankar, B.V. and Ifju, P.G. (2000) "Analysis of a novel DCB specimen for stitched textile composites", Proceedings of the ASME Aerospace Division, Eds. J.D. Whitcomb, P. Hajela, A.M. Waas and B.V. Sankar, AD-Vol. 63, American Society of Mechanical Engineers, New York, NY, pp. 51-55.

[76] Sankar, B.V., M. Narayanan and A. Sharma (2000) "Effect of core plasticity on the post-buckling behavior of debonded sandwich beams" Mechanics of Sandwich Structures, Eds. Y.D.S. Rajapakse,G.A. Kardomateas and V. Birman, AD-Vol. 62, American Society of Mechanical Engineers, New York, NY, pp. 69-77.

[75] Lim, W.K., S.Y. Choi, and B.V. Sankar (2000) "Crack extension in anisotropic solids under biaxial load", Proceedings of the International Conference on Computational Engineering & Sciences,Los Angeles, August 21-25, 2000.

[74] Wallace, B.T., Sankar, B.V., Ifju, P.G. and Chen, L. (2000) "Effect of Z-pinning on buckling of delaminated sandwich beams", Proceedings of the 41st AIAA SDM Conference, Atlanta, April 2000, American Institute of Aeronautics and Astronautics Paper Number: AIAA-2000-1403.

[73] Chen, L., Ifju, P.G., Sankar, B.V. and Wallace, B.T. (2000) "A novel Mode I fracture test for stitched composite laminates", Proceedings of the 41st AIAA SDM Conference, Atlanta, April 2000, American Institute of Aeronautics and Astronautics Paper Number: AIAA-2000-1615.

[72] Sankar, B.V. and H. Zhu (2000) "Effects of stitching on the low-velocity impact response of delaminated beams", Proceedings of the ACUN-2 International Composites Conference, Composites in the Transportation Industry, Sydney, Australia, February 14-18, pp. 560-565.

[71] Pinheiro, M.A. and Sankar, BV (2000) "Ànalise Da Delaminaçâo De Bordo Livre Com Uso De Elemento De Viga E Fundaçâo Elàstica" III Encontro de Modelagem Computacional, Poltechnic Institutueof Rio de Janeiro, December, 6 -8, 2000. pp. 40-44.

[70] Wallace, B.T., B.V. Sankar and P.G. Ifju (1999) "Delamination suppression in sandwich beams using trans-laminar reinforcements", Advances in Aerospace Materials and Structures, Ed. G. Newaz, AD- Vol. 58, American Society of Mechanical Engineers, New York, NY., pp. 11-14.

[69] Chen, L., P.G. Ifju, B.V. Sankar and B.T. Wallace (1999) "Modified DCB test for high density stitched composites", Proceedings of the SEM Annual Conference on Theoretical, Experimental and Computational Mechanics, Society for Experimental mechanics, Inc., Bethel, CT, pp. 214-217.

[68] Chen, Leishan, Peter G. Ifju and Bhavani V. Sankar (1999) "A modified DCB test for composite laminates with high-density stitches",  Proceedings of the American Society for Composites. 14th Technical Conference, Technomic Publishing, Lancaster, Pennsylvania, pp. 456-465.

[67] Sankar, B.V. and  O. Park (1999) "Energy release rate calculations for laminated beams and plates" Proceedings of the American Society for Composites. 14th Technical Conference, TechnomicPublishing, Lancaster, Pennsylvania,  pp. 741-750.

[66] Vitali, R., R.T. Haftka and B.V. Sankar (1999) "Corrcection response surface design of stiffened composite panel with a crack", Paper No. AIAA 99-1313, AIAA SDM Conference, St. Luis, MO, April 1999.

[65] Sankar, B.V., M. Narayanan and J.L. Avery, III (1999) "Post-buckling Behavior of Debonded Sandwich Composite Beams Under Compression", Paper No. AIAA-99-1295, AIAA SDM Conference, St. Luis, MO, April 1999.

[64] Avery, J.L., M. Narayanan and B.V. Sankar (1998) "Compressive failure of debonded sandwich beams", Recent Advances in Mechanics of Aerospace Structures and Materials, Ed. B.V. Sankar, American Society of Mechanical Engineers, New York, NY.

[63] Vitali, Roberto , R.T. Haftka and B.V. Sankar (1998) "Multi-Fidelity Surface Approximations for Crack Propagation Critical Loads", ISSMO/NASA First Internet conference on Approximations and Fast reanalysis in Engineering Optimization, June 14-27, 1998.

[62] Mecholsky, Jr., J.J., D.C. Clupper, B. Sankar and M. Gundepudi (1998) "Fracture Mechanics, Fractals and Failure Analysis as tools for understanding attrition and comminution of particles", Proceedings of the Seventh World Congress on particle Technology, AIChE, NY.

[61] Park, O, R.T. Haftka, B.V. Sankar and S. Nagendra (1998) "Analytical and experimental study of a blade stiffened panel in axial compression", Proceedings of the AIAA 39th Sdm Conference, Long Beach, CA, Paper No. AIAA-98-1993, American Institute of Aeronautics and Astronautics, Reston, Virginia.

[60] Zhu, Huasheng and B.V. Sankar (1998) "Effect of through-the-thickness stitching on post-buckling behavior of delaminated composites", 13th US National Congress of Applied Mechanics, June 1998, Gainesville, Florida, ISBN 0-9652609, p. TA11

[59] Park, Oung, B.V. Sankar and R.T. Haftka (1998) "Analytival model for stitched stiffened panels subject to axial compression", 13th US National Congress of Applied Mechanics, June 1998, Gainesville, Florida, ISBN 0-9652609, p. FB9.

[58] Vitali, R., R.T. Haftka and B. Sankar (1998) "Correction response surface approximations for stress intensity factors of a composite stiffened plate", AIAA/ASME/ASCE/AHS 39th SDM Conf., Apr. 1998, Long Beach CA, Paper No. AIAA-98-2047, pp. 2917-2922.

[57] Park, O., B.V. Sankar and R.T. Haftka (1998) "Buckling and Postbuckling Analysis of a Stiffened Composite Panel with Skin-Stiffener Debond", Proceedings of the American Society for Composites (to appear)

[56] Roque, R., Z. Zhang and B. Sankar (1998) "Indirect determination of crack growth rate parameters of asphalt mixtures", Proceedings of the 12th Engineering Mechanics Conference, May 17-20, La Jolla,California, (to appear)

[55] Sankar, B.V. and S. Dharmapuri (1998) "Evaluation of complex stress intensity factors in debonded sandwich beams", ASME, MD - Volume 84, Mechanical Behavior of Advanced Materials, pp. 285, Symposium on Micromechanics and Laminate Analysis in honor of Dr. N.J. Pagano's 65th Birthday, ASME/IMECE, Anaheim, California, November 1998.

[54] Vitali, R., Park, O., Haftka, R.T., Sankar, B.V. and Rose, C. (1997) "Structural optimization of a hat stiffened panel by response surface techniques" AIAA/ASME/ASCE/AHS 38th SDM conf., Apr. 1997, Orlando, Florida, Paper No. AIAA-97-115, pp. 2983-2993.

[53] Dee, A.T., J.R. Vinson and B.V. Sankar (1997) "Effects of high strain rate compression on the mechanical properties of a uniweave AS4/3501-6 composite laminate with through-thickness stitching",AIAA/ASME/ASCE/AHS 38th SDM conf., Apr. 1997, Orlando, Florida, Paper No. AIAA-97-1048, pp. 945-954..

[52] B.V. Sankar (1997) Translaminar reinforcements in laminated fiber composites, Key Note Lecture at the Centennial Meeting of the Japan Society of Mechanical Engineers, Proceedings of the International Conference on Materials and Mechanics, Tokyo, July 20-22, 1997, pp. 517-522.

[51] B.V. Sankar and S.M. Dharmapuri (1997) "An analytical model for stitched double cantilever beam specimens"Proceedings of the American Society for Composites 12th Technical Conference, TechnomicPublishing Co., Lancaster, Pennsylvania, (in press)

[50] Sankar, B.V. and R. Ferri (1997) "Static indentation and low-velocity impact tests on sandwich panels", in Analysis and Design Issues for Modern Aerospace Vehicles, Ed. G.J. Smiteses, AD- Vol. 55, ASME, New York, NY, pp. 485-490.

[49] J.J. Mecholsky, Jr., B.V. Sankar, Z. Chen, D. Clupper, M. Gundepudi (1996) "A Mechanicstic Model for Attrition of Particles in Flow Systems", IUTAM Symposium on Mechanics of Granular and Porous Materials, Cambridge University, July 15-17, 1996.

[48] B.V. Sankar and R.V. Marrey (1996), "A Selective Averaging Method for the Micromechanics of Textile Composites", Proceedings of the American Society for Composites - Eleventh Technical Conference, Technomic Publishing Co., Lancaster, Pennsylvania, pp. 989-998.

[47] H. Zhu, B.V. Sankar and R.V. Marrey (1996) "A Micromechanics Approach for Predicting the Strength of Fiber Composites", Proceedings of the American Society for Composites - Eleventh Technical Conference, Technomic Publishing Co., Lancaster, Pennsylvania, pp. 906-915.

[46] B.V. Sankar and S.K. Sharma (1996) "Interlaminar Fracture Toughness of Stitched Graphite/Epoxy Laminates", 11th DOD/NASA/FAA Conference on Fibrous Composites in Structural Design, Fort Worth, Texas, August 1996.

[45] D.C. Clupper, Z. Chen, J.J. Mecholsky, Jr. and B.V. Sankar (1996) "Attrition and Fracture of Particles During Single particle, Multiple Particle and Impact Testing", American Ceramic Society Annual Meeting, Indianpolis, April, 14-17, 1996.

[44] V. Sonik and B.V. Sankar (1996) "Modeling the effects of translaminar reinforcements on Mode II fracture toughness", Proceedings of the Aerospace Division, AD-Vol. 52, American Society of Mechanical Engineers, pp. 61-69.

[43] S.K. Sharma and B.V. Sankar (1996) "Damage growth in stitched graphite/epoxy laminates under Mode I fracture and compression loading", Proceedings of the Aerospace Division, AD-Vol. 52, American Society of Mechanical Engineers, pp. 39-50.

[42] B.V. Sankar and V. Sonik (1995) "Modeling End-Notched Flexure Tests of Stitched Laminates", Proceedings of the American Society for Composites -Tenth Technical Conference, Technomic Publishing Co., Lancaster, Pennsylvania, pp. 172-181.

[41] S.K. Sharma and B.V. Sankar (1995) "Sublaminate Buckling and Compression Strength of Stitched Uniweave Graphite/Epoxy Laminates", Proceedings of the American Society for Composites - Tenth Technical Conference, Technomic Publishing Co., Lancaster, Pennsylvania, pp. 143-151.

[40] S.K. Sharma and B.V. Sankar (1995) "Fracture Toughness of Stitched Graphite/Epoxy Uniweave Laminates", Proceedings of the ASME Materials Division, MD-Vol. 69-1, ASME New York, pp. 299-310.

[39] B.V. Sankar and S.K. Sharma (1995) "Effects of Stitching on the Fracture Toughness of Uniweave Textile Graphite/Epoxy Laminates" Mechanics of Textile Composites Conference, NASA CP ,3311 Part 2, Eds. C.C. Poe, Jr. and C.E. Harris, pp. 481-507.

[38] B.V. Sankar and R.V. Marrey (1995) "Micromechanical Models for Textile Composites", Mechanics of Textile Composites Conference, NASA CP 3311, Part 2, Eds. C.C. Poe, Jr. and C.E. Harris, pp. 625-663.

[37] M.A. Pinheiro and B.V. Sankar (1995) "Analysis of Free-Edge Delamination using Offset Beam Finite Elements and Considering Thermal Stresses", XIII COBEM-CIDIM/95, Belo Horizonte, Brazil, October 1995.

[36] B.V. Sankar and V. Sonik (1994) "Strain Energy Release Rate Distribution along a Delamination Front Using Plate Theories", AIAA Paper Number 94-1398-CP. The 35th Structures, Structural Dynamics and Materials Conference, pp. 765-774.

[35] R.V. Marrey and B.V. Sankar (1994) "Micromechanical Models for Plate Stiffness Properties of Textile Composites" ,Proceedings of the First International Conference on Composites Engineering (ICCE/1), August 28-31, 1994, New Orleans, pp. 457-458.

[34] R. Ferri and B.V. Sankar (1994) "A Comparitive Study on the Impact Resistance of Composite Laminates and Sandwich Panels", Proceedings of the American Society for Composites - Ninth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 482-490.

[33] [S.K. Sharma and B.V. Sankar (1994) "Effect of Stitching on Impact and Interlaminar Properties of Graphite/Epoxy Laminates", Proceedings of the American Society for Composites - Ninth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 700-708

[32] R.V. Marrey and B.V. Sankar (1994) "Evaluation of Micromechanical Models for Textile Structural Composites", ASME Paper No. 94-WA/Aero-1, presented at the International Mechanical Engineering Congress and Exposition, Chicago, November 1994.

[31] B.V. Sankar and R.V. Marrey (1993) "Micromechanical Models for Textile Composites", Proceedings of 13th Army Symposium on Solid Mechanics, Edited by S.C. Chou, F.D. Bartlett, Jr., T. Wright and K. Iyer. August 17-19, 1993, Plymouth, Massachusetts. pp. 189-200.

[30] R.V. Marrey and B.V. Sankar (1993) "Stress Gradient Effects on Stiffness and Strength of Textile Composites" Composite Materials and Structures, AD-Vol. 37/AMD-Vol. 179, ASME Winter Annual Meeting, Ed. C.W. Bert, V. Birman, and D. Hui, pp. 133-148.

[29] B.V. Sankar and R.G. Flodquist (1993) "Elasticity Solutions for Laminated Beams", Composite Materials and Structures, AD-Vol. 37/AMD-Vol. 179, ASME Winter Annual Meeting, Ed. C.W. bert, V.Birman, and D. Hui, pp. 241-256.

[28] R.V. Marrey and B.V. Sankar (1993), "Thermal Stresses in Textile Structural Composites", Proceedings of the American Society for Composites - Eighth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 499-508.

[27] S. Lahiri, B.V. Sankar and P.A. Mataga (1993), "A Finite Element/Boundary Element Alternating Method for Cracks Normal to Bi-Material Interfaces", Proceedings of the American Society for Composites - Eighth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 197-207.

[26] A. Ericsson and B.V. Sankar (1992) "Contact Stiffness of Sandwich Plates and Applications to Low-Velocity Impact Problems", Sandwich Constructions 2, Vol. 1 Proceedings of the Second International Conference on Sandwich Constructions, Edited by D. Weissman-Berman and K-A. Olsson, Engineering Materials Advisory Services Ltd., West Midlands, U.K., pp. 139-159.

[25] V.S. Rao, C.T. Sun, J.M. Bai and B.V. Sankar (1992) "Finite Element Analysis of Prestressed Laminated Plates with Constrained Viscoelastic Damping Layer" DOE Facilities Programs, Systems Interaction, and Active/Inactive Damping, PVP-Vol. 229, editor: Chi-Wen Lin, American Society of Mechanical Engineers, New York, NY, pp. 147-154.

[24] B.V. Sankar (1992) "A Beam Theory for Multidirectional Composite Laminates", Proceedings of the American Society for Composites - Seventh Technical Conference, Technomic Publishing Co., Lancaster,Pensylvania, pp. 1209-1219.

[23] B.V. Sankar, P.A. Mataga, S. Lahiri and Q.Y. Yao (1991) "Fiber-Matrix Interface Failure in Brittle Matrix Composites", Advanced Composite Materials, Ceramic Transactions Vol. 19, Ed. M.D. Sacks, American Ceramic Society, pp. 601-609.

[22] B.V. Sankar and R.V. Marrey (1991) "Modeling Flexural Properties of Textile Composites", Proceedings of the American Society for Composites - Sixth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 781-787.

[21] B.V. Sankar and V.S. Rao (1991) "A Plate Finite Element for Modeling Delaminations", Proceedings of the American Society for Composites - Sixth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 79-88.

[20] Y.S. Kwon and B.V. Sankar (1991) "Indentation Damage in Graphite/Epoxy Laminates" Proceedings of the American Society for Composites - Sixth Technical Conference, Technomic Publishing Co., Lancaster, Pennsylvania, pp. 483-492.

[19] B.V. Sankar and M.A. Pinheiro (1990) "An Offset Beam Finite Element for Fracture Analysis of Delaminations", AIAA Paper Number 90-1024-CP. 31st Structures, Structural Dynamics and Materials Conference, pp. 1227-1233.

[18] B.V. Sankar, C. Ku and P.T. Nguyen (1990) "Nondimensional Impcat Models for Composite Laminates", Proceedings of the American Society for Composites - Fifth Technical Conference, TechnomicPublishing Co., Lancaster, Pensylvania, pp. 600-610.

[17] V.S. Rao, B.V. Sankar and C.T. Sun (1990) "Constrained Layer Damping of Composite Beams Subjected to Initial Stresses", Proceedings of the American Society for Composites - Fifth Technical Conference, Technomic Publishing Co., Lancaster, Pensylvania, pp. 15-25.

[16] C.C. Poe, Jr., M.A. Portanova, J.E. Masters, B.V. Sankar and W.C. Jackson (1990) "Comparison of Impact Results for Several Polymeric Composites Over a Wide Range of Low Impact Velocities".NASA Conference Publication 3104 Part 2, pp. 513-547.

[15] S. Hu, B.V. Sankar and C.T. Sun (1989) "A Finite Element Study of Dynamic Delamination Growth in Composite Laminates". AIAA Paper No. 89-1301-CP. 30th AIAA/ASME/ ASCE/AHS/ASCStructures, Structural Dynamics and Materials Conference, pp. 1250-1255.

[14] B.V. Sankar (1989) "Axisymmetric Contact Between a Rigid Indenter and a Laminated Plate", Proceedings of the Society of Engineering Science Meeting, Berkeley, California, June 1989.

[13] S. Hu and B.V. Sankar (1989) "Elasticity Analysis of Orthotropic Beams Under Three-Point Bending" Proceedings of the 12th Canadian Congress of Applied Mechanics, pp. 318-319.

[12] C.T. Sun, V.S. Rao and B.V. Sankar (1989) "Damping and Vibration Control of Cross-Ply Composites Using Add-On Viscoelastic Materials". Proceedings of the Seventh International Conference on Composite Materials (ICCM VII), International Academic Publishers (Pergamon Press), Vol. 2., pp. 226-231.

[11] J.C. Gong and B.V. Sankar (1989) "Impact Response and Damage of Braided Graphite/Epoxy Composites". Proceedings of the American Society for Composites, Fourth Technical Conference,Technomic Publishing Co., Lancaster, PA, pp. 915-924.

[10] B.V. Sankar (1988) "Axisymmetric Contact Between a Rigid Sphere and a Layered Plate". Proceedings of the International Conference on Computational Engineering Science, Springer-Verlag, New York, pp. 6.vii.1-4.

[9] B.V. Sankar (1988) "Smooth Indentation of a Composite Laminate". Proceedings of the American Society for Composites, Third Technical Conference. Technomic Publishing Co., Lancaster, PA, pp. 364-373.

[8] C.T. Sun, B.V. Sankar and V.S. Rao (1988) "Damping and Vibration Control of Unidirectional Composite Beams" 59th Shock and Vibration Symposium, Vol. III, Sandia Report SAND-88-2473C UC-13, pp. 177-195.

[7] B.V. Sankar (1987) "Contact Stresses in an Orthotropic Beam". Proceedings of the American Society for Composites, Second Technical Conference. Technomic Publishing Co., Lancaster, PA, pp. 489-499.

[6] C.T. Sun, B.V. Sankar, H. Bouadi and S. Hu (1987) "Improvement in Damping by Using Viscoelastic Layers on Laminated Composite Materials". ASME Paper No. 87-WA/Aero-6. ASME Winter Annual Meeting, Boston, MA.

[5] B.V. Sankar (1986) "Contact Between a Rigid Cylinder and a Laminated Beam". Proceedings of the International Symposium on Composite Materials and Structures, Eds. T.T. Loo and C.T. Sun,Technomic Publishing Co., lancaster, PA, pp. 809-816.

[4] B.V. Sankar (1985) "Contact Law for Transversely Isotropic Materials", AIAA/ASME/ASCE/AHS 26th Structures, Structural Dynamics and Materials Conference, Orlando, April 1985, pp. 516-521.

[3] B.V. Sankar and C.T. Sun (1983) "Effect of Initial Stresses on the Impact Behavior of Graphite/Epoxy Laminates", Proceedings of the 20th Technical Meeting of the Society of Engineering Science, University of Delaware, Newark, Delaware, August 1983, pp. 51-52.

[2] C.T. Sun and B.V. Sankar (1982) "Contact Between a Rigid Cylinder and an Orthotropic Beam Under Initial Stresses". Advances in Aerospace Structures and Materials, Eds. R.M. Laurenson and U.Yuceoglu, American Society of Mechanical Engineers, New York, NY, pp. 37-45.

[1] C.T. Sun, B.V. Sankar and T.M. Tan (1981) "Dynamic Response of SMC to Impact of a Steel Ball". Advances in Aerospace Structures and Materials, Eds. S.S. Wang and W.J. Renton, American Society of Mechanical Engineers, New York, NY, pp. 99-107.

Abstracts in conference proceedings

The following abstract were accepted based on reviews, and all of them were presented at respective meetings.

  1. B.V. Sankar and C.T. Sun  (1983) "Effect of Initial Stresses on the Impact Behavior of Graphite/Epoxy Laminates", Proceedings of the 20th Technical Meeting of the Society of Engineering Science, University of Delaware, Newark, Delaware, August 1983, pp. 51-52.  
  2. B.V. Sankar (1988) "Axisymmetric Contact Between a Rigid Sphere and a Layered Plate". Proceedings of the International Conference on Computational Engineering Science, Atlanta, April 1988, Springer-Verlag, New York, pp. 6.vii.1-4.  
  3. B.V. Sankar (1989) "Axisymmetric Contact Between a Rigid Indenter and a Laminated Plate", Society of Engineering Science Meeting, Berkeley, California, June 1989.
  4. R.V. Marrey and B.V. Sankar (1994) "Micromechanical Models for Plate Stiffness Properties of Textile Composites", Proceedings of the First International Conference on Composites Engineering (ICCE/1), August 28-31, 1994, New Orleans, pp. 457-458.  
  5. M.A. Pinheiro and B.V. Sankar (1995) "Analysis of Free-Edge Delamination using Offset Beam Finite Elements and Considering Thermal Stresses", XIII COBEM-CIDIM/95, Belo Horizonte, Brazil, October 1995.  
  6. B.V. Sankar and S.K. Sharma (1996) "Interlaminar Fracture Toughness of Stitched Graphite/Epoxy Laminates", 11th DOD/NASA/FAA Conference on Fibrous Composites in Structural Design, Fort Worth, Texas, August 1996. (invited)
  7. D.C. Clupper, Z. Chen, J.J. Mecholsky, Jr. and B.V. Sankar (1996) "Attrition and Fracture of Particles During Single particle, Multiple Particle and Impact Testing", American Ceramic Society Annual Meeting, Indianapolis, April, 14-17, 1996.
  8. Roque, R., Z. Zhang and B. Sankar (1998) “Indirect determination of crack growth rate parameters of asphalt mixtures”, Proceedings of the 12th Engineering Mechanics Conference, May 17-20, La Jolla, California.
  9. Zhu, Huasheng and B.V. Sankar (1998) “Effect of through-the-thickness stitching on post-buckling behavior of delaminated composites”, 13th US National Congress of Applied Mechanics, June 1998, Gainesville, Florida, ISBN 0-9652609, p. TA11  
  10. Park, Oung, B.V. Sankar and R.T. Haftka (1998) “Analytical model for stitched stiffened panels subject to axial compression”, 13th US National Congress of Applied Mechanics, June 1998, Gainesville, Florida, ISBN 0-9652609, p. FB9.  
  11. Sankar, B.V. and S. Dharmapuri (1998) “Evaluation of complex stress intensity factors in debonded sandwich beams”, ASME, MD - Volume 84, Mechanical Behavior of Advanced Materials, pp. 285,  Symposium on Micromechanics and Laminate Analysis in honor of Dr. N.J. Pagano’s 65th Birthday, ASME/IMECE, Anaheim, California, November 1998. (invited)  
  12. W.-K. Lim¹, J.-H. Song¹, B. V. Sankar (2002) “Effect of Ring Indentation on Fatigue Crack Growth of Aluminum Plate”, International Conference on Fatigue damage to Structural Materials, Hyannis, MA, September 22-27, 2002.
  13. Lee, Bokwon and BV Sankar, "Fracture criterion and finite-width correction factors for notched composite laminates", Proceedings of the 16th US Army Symposium on Solid Mechanics, Eds. A.M. Rajendran et al., pp. 123-124, Charleston, South Carolina, May 4-7, 2003. (Invited)  
  14. Sankar, B.V., “Sandwich construction with functionally graded cores”, D.C. Drucker memorial Symposium, October 8-10, 2002, University of Florida, Gainesville, Florida. (Invited)  
  15. Sankar, B.V. and Wonjong Noh, “Mixed-Mode Interfacial fracture toughness of sandwich composites at cryogenic temperatures”, 41st Space Congress, Cape Canaveral, Florida, April 27-30, 2004. (invited)
  16. B.V. Sankar, “Micromechanics of Fracture in Cellular Materials”, Invited talk given at the International Conference on Computational and Experimental Engineering and Sciences (ICCES’05), IIT-Madras at Chennai, India, December 1-8, 2005
  17. T. Dang, B.V. Sankar. “Meshless Local Petrov-Galerkin Micromechanical Analysis Of Fiber Composites Including Axial Shear Loading”, 7th World Congress on Computational Mechanics (WCCM VII), Los Angeles, California, July 16-22, 2006, Paper Number 489.
  18. M. Leong, B.V. Sankar, N. Olhoff. “Thermal effects on composite failure criteria”. International Conference on Multiscale Modeling and Simulation, Indian Institute of Science, Bangalore, India, January 2-4, 2008.

 

NASA Contractor Reports

  1. Y.S. Kwon and B.V. Sankar (1993) "Indentation-Flexure and Low-Velocity Impact Damage in Graphite/Epoxy Laminates", NASA Contractor Report 187624.
  2. S.K. Sharma and B.V. Sankar (1995) "Effects of Through-the-Thickness Stitching on Impact and Interlaminar Fracture Properties of Textile Graphite/Epoxy Laminates", NASA Contractor Report 195042.
  3. R.V. Marrey and B.V. Sankar (1995) "Micromechanical Models for Textile Structural Composites", NASA Contractor Report 198229.

 

International Activities

(Last five years)

  1. Invited to deliver a keynote lecture at the International Conference on Computational & Experimental Engineering and Science, Madera, Portugal, July 2004.
  2. Member of the International Organizing and Scientific Committee, 7th International Conference on Sandwich Structures, Aalborg, Denmark, August 2005.
  3. Organizing a symposium on Textile Composites at the International Mechanical Engineering Congress & Exposition, November 2004.
  4. External Reviewer for a Ph.D. thesis submitted at the Indian Institute of Technology, Kanpur, India. October 2003.
  5. Invited by Aalborg University, Aalborg, Denmark to be an opponent for a PhD thesis in June 2002. Thesis Title: Design basis for transition zone in integrally hat-stiffened RTM-skin for primary aircraft structure byAnette Nielsen.
  6. Presented an invited paper at the International Conference on Composite Materials (ICCM) in Beijing, China in June 2001 and chaired a session at the same meeting. Paper title: Sankar, B.V. and H.D. Zhu (2001) “Elasticity analysis of functionally graded beams”, Proceedings of the 13th International Conference on Composite Materials, Beijing, China, June 25-29, 2001, p. 583.
  7. Presented an invited paper at the Second International Conference on Composites in the Transportation Industry at Sydney, Australia, Feb 14-18, 2000. This conference was sponsored by the University of New South Wales. Paper title: Sankar, B.V. and H. Zhu (2000) "Effects of stitching on the low-velocity impact response of delaminated beams", Proceedings of the ACUN-2 International Composites Conference, Composites in the Transportation Industry, Sydney, Australia, February 14-18, pp. 560-565.
  8. Invited by the Department of Aeronautics at the Royal Institute of Technology in Stockholm, Sweden, to serve as an opponent for the doctoral dissertation entitled Impact Response and Delamination of Composite Plates (candidate: Robin Olsson) June 1998.
  9. Invited to deliver a keynote lecture at the Centennial Meeting of the Japan Society of Mechanical Engineers in Tokyo, July 20-22, 1997. My talk was entitled "Translaminar reinforcements in laminated fiber composites", which appeared in a special proceedings of the conference, pp. 517-522.
  10. Invited to organize several special topical symposia at the International Mechanical Engineering Congress & Exposition (see Service to Profession below).
  11. June 2000: Member Local Organizing Committee for the SIS-2000 held in Gainesville. SIS-2000 was an international conference on Surface and Interface Science organized by the Center for Surface Science and Engineering and the Engineering Research Center for Particle Science & Technology.
  12. November 2000: Organized the symposium entitled “Design, Analysis and Processing of Textile Composites” at the International Mechanical Engineering Congress in Orlando, FL.

Service To Profession

Professional Societies

Editorial Board                        

Committees

Major Conferences Organized 

Symposia Organized

Session Chair

Chaired sessions regularly at the American Society for Composites Technical Meetings, American Society of Mechanical Engineers, American Institute of Aeronautics and Astronautics meetings, International Mechanical Engineering Congress, International Conference on Composite Materials.

Short Course

Offered a one-day short course on Marine Composites (Co-Instructors: C.T. Sun and D. Weissman-Berman, University of Florida), Nov. 1990.

External Examiner

Reviewer

Service to department, college and university

Department

1993 : Director, Center for Studies of Advanced Structural Composites

1987-96 : Member of Graduate Curriculum & Policy Committee

Various Faculty Search Committees

Computer Resources Committee

Engineering Science Curriculum Committees

Faculty Advisor, Student Chapter of the Society of Engineering Science

1995 : Member, Department Chairman Search Committee

1997-99 : Undergraduate Coordinator

1997 : Sustained Performance Evaluation Committee

1997 : UFRF Research Professorship Committee

1997 : Curriculum Coordination Committee (Solids and Structures)

1999 : Undergraduate Curriculum and Policy Committee

2000-01 : Chair, Faculty Search Committee

2002 : Coordinator, Solid Mechanics Group

2003-04 : Chair, Faculty Search Committee  

2004 : Awards and Honors Committee

College and University

1988-90 : Elected Member of the University Senate

1992-93 : University Minority Affairs Committee

1992-93 : Mentor for Minority students

1996 : University of Florida Foundation Professor Selection Committee

1995 : Teaching Incentive Program Award Selection Committee

1995 : University Faculty Teaching Awards Committee

1996 : Professorial Excellence in Performance Evaluation Committee

1997-99 : College Curriculum Committee

1997-00 : College Personnel Board (Tenure & Promotion Committee)

2000-03 : College Personnel Board (Tenure & Promotion Committee)

2000-01 : Mentor for two minority students

2004-05 : Elected Member of the University Senate

2004-05 : Search Committee for the Director of Center for Protective Structures, Department of Civil and Coastal Engineering

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