Method 2:X-ray diffractometer 射仪) LaNiSn.sCu Ko 2.0 55 X'Per 1.5 1.0 113,K1 032,KC 131,Ka 113,K02 0.5 032,Ka2 131,Ko2 0.0 80 81 82 83 84 人人人 40 50 60 70 80 90 100110120 Bragg angle,20(deg.)Method 2: X-ray diffractometer ( 衍 射仪 )