1. Toyota Physical & Chemical Research Institute, Nagakute, AICHI, 480–1192, Japan
2. Toyota Central Research Laboratories, LTD, Nagakute, AICHI, 480–1192, Japan
3. Aichi University of Education, Kariya, Aichi-ken, 448–8542, Japan
4. Ecotopia Science Institute, Nagoya University, Nagoya 464–8603, Japan
The gamma-brasses containing fifty-two atoms in the unit cell are classified into three groups: (1) those stabilized at an electron-to-atom ratio (e/a) of 21/13 and known as being typical of obeying the Hume-Rothery electron concentration rule; (2) those involving the transition metal (TM) element as a partner ...