Investigations on the crystallographic stacking disordering and properties of novel Ga-containing in-plane chemically ordered (Cr2/3R1/3)2GaC (R=Y, Tb - Lu) i-MAX phases

• Published in: Acta materialia Vol. 277; p. 120213
• Main Authors: Chong, He, Wang, Chaobo, Guo, Hongyun, Sun, Shuli, Gong, Weijiang, Fu, Xiaoxiao, Huang, Xiaoxu, Ma, Shangyi, Liu, Gang, Wang, Qiang, Cui, Weibin
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 15.09.2024
• Subjects: High-density sliding; i-MAX phase; Mechanical properties; Rare-earth; Mechanical properties; i-MAX phase; Rare-earth; High-density sliding

Eight novel transition metal carbides, nanolaminated (Cr2/3R1/3)2GaC (R=Y, Tb, Dy, Ho, Er, Tm, Yb and Lu) with R in-plane chemical ordered occupation, have been synthesized with mainly Cmcm orthorhombic structure and monotonously decreased lattice parameters due to lanthanide contraction. Stacking d...