Figure 4 | Scientific Reports

Figure 4

From: Synergistic enhancing effect for mechanical and electrical properties of tungsten copper composites using spark plasma infiltrating sintering of copper-coated graphene

Figure 4

TEM images of Cu@Gr/WCu composites doped with 0.8 wt.% Cu@Gr after SPS sintering. (a) 0.8 wt.% Cu@Gr/WCu composites. (b) Electron diffraction pattern and calibration of 1 in Fig. 4(a). (c) Electron diffraction pattern and calibration of 2 in Fig. 4(a). (d) High magnification of marked 3 zone in Fig. 4(a). (e) High-magnification images of marked 4 zone in Fig. 4(d). (f) Electron diffraction pattern and calibration of marked 4 zone in Fig. 4(d).

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