Page 423 - Mechanics Analysis Composite Materials

408 Subject index

radial compression 262 shear stiITness 142
radial displacement 263 shear strain 38-39, 69, 85, 294
radius of polar opening 390 shear strain in the matrix layer 69
rate of loading 5, 319 shear strength 365
rayon organic filaments 11 shear stress 29, 34, 72, 85, 197, 198
rectangular pulse 343 shear stress concentration 77
reference plane 225, 236, 252 shear-shear coupling coefficient 46, 153
reference surface 267 shear-extension coupling 242
reference surface of the laminate 314 shear-extension coupling coefficient 46,
reflected pulse 343 153
regular inclusions 90 shear-twisting coupling 242
regular system of cracks 171 short fibers 215
reinforced materials 9 shrinkage characteristics of a unidirectional
relaxation diagram 325 ply 362
relaxation kernel 322 shrinkage strains 360
relaxation modulus 322, 327 silicon carbide 13, 21
residual strain 5,8, 361 silicon carbide (Sic) fibers 7, 13
resin transfer molding 26 simplest approximation criterion 283
resultants of the shear stresses 230 simulation of pure shear in a square
rheologic characteristics of structural frame 105
materials 319 single fiber fragmentation test 77
rheological mechanical model 323 singular approximations 326
rice fibers 14 sisal fibers 14
Riemannian (curved) space 41 sixth-order approximation 143
rotation 33, 226 small strains 39
rotation angle 40-41, 194 small variation of displacements 51
rule of mixtures 86 small variation of strains 51
Russian Composite Center - Central space of stresses 271
Institute of Special Machinery spatial (3D, 4D) structures 24
(CRISM) vi spatial material structure 22, 215
spatially reinforced composites 215, 217
safety factor 180 spatially reinforced layers 214
sandwich laminate 230, 250 spatially reinforced structure 217
sandwich structure 239, 249, 252, 344 special loading effects 301
satin weave 209 specific elastic energy 4
secant modulus 5, 7, 131-133, 143 specific energy 60
second-order model of a ply 87, 90, 98 specific heat 302
second-order polynomial approximation specific modulus 4, 6-7
281 specific stiffness 365
second-order polynomial criterion 285 specific strain energy 44, 47
second-order tensor criterion 286 specific strength 2, 6-7, 365, 369, 391
sewing 215 specific surface energy 60
shear deformation 142, 156 specimen buckling I13
shear failure under compression 105 specimens of matrix material 82
shear mode of buckling 108 spider silk fibers 14
shear mode of fracture 113 square array 58
shear modulus 46, 96, 123, 208 square fiber distribution 56
shear modulus of a ply 81 stacking sequence 225, 252-253, 344, 365
shear modulus of an angle-ply layer 188 stacking-sequence notations 240, 247