TY - SER AU - Qin, F AU - Guo, L.H. TI - Pulverization, Expansion of La0.6y0.4ni4.8mn0.2 During Hydrogen Absorption-Desorption Cycles and Their Influences in Thin-Wali Reactors KW - La0.6y0.4ni4.8mn0.2 KW - Metal Hydride KW - Pulverization ER -