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. 2008 Jul 29;8(7):4466–4486. doi: 10.3390/s8074466

Table 1.

Selected elastic compliances sij in TPa−1[28–30], also for elements treated in Fig. 2. The Young modulus Y in GPa, the Poisson ratio ν, and the biaxial modulus Y/(1 − ν) in GPa are given for a < 100 > direction.

s11 s12 s44 Y ν Y/(1 − ν)
Si 7.73 -2.15 12.7 129 0.278 179
Cu 15.0 -6.3 13.2 67 0.420 115
W 2.45 -0.69 6.24 408 0.282 568
Ir 2.26 -0.67 3.8 442 0.296 629
MgO 4.01 -0.96 6.48 249 0.239 328
GaAs 11.73 -3.66 16.84 85 0.312 124