摘要：用柠檬酸盐法合成了超细的SrCe_0.95Yb_0.05O_3-α粉体。使用TG ,DTA ,XRD ,TEM测试手段 ,对试样的特性进行了表征 ,由TEM知团粒粒径范围在 40～60nm ,由XRD计算出原始晶粒的精确尺寸 14.78nm

关键词：纳米材料;SrCe_0.95Yb_0.05O_3-α;柠檬酸盐法;

Abstract：SrCe_0.95Yb_0.05O_3-α－αnanocrystalline is synthesized by using citrate method，TG，DTA，TEM，XRD are performed． XRD results show that its grain size is14.78nm． 

Key words：nanomaterial；SrCe_0.95Yb_0.05O_3-α；citrate method