Studies on the Superhardness Effect of (Ti, Al)N/AlN Nano-scale Multilayers by Two-step Penetration Method Using the Microindentation Technique
TIAN Jia-wan, HAN Zeng-hu, YU Xiao-jiang, LAI Qian-xi, LI Ge-yang
Journal of Materials Engineering . 2002, (6): 10 -13 .