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本文采用变温条件下的光致发光谱和选择激发发光谱对混晶ＧａＡｓ１－ｘＰｘ∶Ｎ（ｘ＝０．４）中的ＮＸ和ＮΓ发光带进行了研究．在选择激发条件下，实验未观察到混晶ＧａＡｓ１－ｘＰｘ∶Ｎ（ｘ＝０．４）中ＮΓ→ＮＸ的......
The mixed oxides, Nd_ 2-x Sr_xCoO_ 4±λ (0.4≤x≤1.2), with K_2NiF_4 structure were synthesized by the polyglycol gel m......
