Nano-hardness 34.75 GPa
By adding excess Cr2O3, Cr solubility in the single-phase rock salt structure is enhanced to equiatomic ratio, yielding a high-entropy carbide ceramic with uniform element distribution and significantly improved hardness.
Zhong-De, Hu · Zhang, Weidong · Shikun, Zhang · Xu, Jingru · Peng, Fei · Lin, Nan · Gao, Yanfei · Wu, Zhenggang
Tungsten 2025
Cr atomic ratio increases from 7.0 at.% to 14.5 at.%
Forms single-phase rock salt structure ceramic with dense and uniform element distribution