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. 2019 May 20;5:20. doi: 10.1038/s41378-019-0059-0

Fig. 5.

Fig. 5

a Experimental setup for measurement of curvature radius of the G-Cu composite on substrate according to temperature change. b Curvature radius of the G-Cu composite as a function of temperature and c thermal stress of the G-Cu composite as a function of temperature and d CTEs and electrical resistivities for the G-Cu composite and pure Cu thin films