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Research Article

Temperature-Dependent Mechanical Properties of Graphene/Cu Nanocomposites with In-Plane Negative Poisson’s Ratios

Table 6

Temperature-dependent properties of graphene-reinforced copper composites (11 and 22 directions are, respectively, referred to as zig-zag and armchair directions, and the 33 direction is referred to as the thickness direction).

Temperature (K) (GPa) (GPa) (GPa) (GPa) (GPa) (GPa)

3005%207.55196.6961.45466.38933.61732.327
7%249.62235.6768.84080.21426.88126.895
9%275.44256.4869.65191.70625.51724.949
11%307.06286.9771.640108.4223.61622.802
13%319.77304.9973.993120.3420.00119.445

5005%193.15183.9455.77362.09231.53631.009
7%235.50221.1861.81977.03625.84525.809
9%258.90243.7168.27187.20024.25723.893
11%293.37273.6669.588100.9221.85320.786
13%296.39288.7272.029112.2919.28317.660

7005%180.50171.5847.19258.31428.92828.200
7%219.61206.1753.81772.68624.11523.587
9%242.91229.6062.51782.04023.62722.989
11%271.55254.9667.88097.67017.00316.290
13%284.59275.4869.542110.7918.05717.396

10005%155.35148.8640.81853.05324.10923.701
7%197.96178.7449.21365.35522.99722.394
9%220.43199.2660.21676.43921.92321.839
11%248.34210.1264.92393.53716.21115.926
13%253.87223.4066.79299.68116.73115.988