fig5
Figure 5. (A) TEM dark field images of WCBN ceramics. (B) TEM dark field images of WCBN-1000HT ceramics. (C) The diffraction patterns corresponding to A and B points in the (A). (D) The diffraction patterns corresponding to C and D points in the (B). (E) d33 after 1,000 °C heat treatment in different atmospheres. (F) Temperature-dependent DC resistivity. (G) Temperature-dependent capacitance.








