Stitching and Z-Pinning of Composites

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 (in press)

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 [PDF]

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 [PDF]

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 [PDF]

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.[PDF]

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.[PDF]

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

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.[PDF]

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.[PDF]

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.[PDF]

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.[PDF]

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.[PDF]

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

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.[PDF]

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.[PDF]

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