X射线衍射仪 LaNi Sn1s Cu Ka 2.0- P X'Per 1.5 1.0 113,Ka1 032,Ka1 131,K01 113,K2 0.5 福032，Ka2 131,Kc2 9 0.0- 80 81 82 83 84 40 50 6070 80 90 100110 120 Bragg angle,20(deg.)X射线衍射仪