Modulation wave approach to the structural parameterization and Rietveld refinement of low carnegieite
Modulation wave approach to the structural parameterization and Rietveld refinement of low carnegieite
复制标题
低镁铜矿结构参数化和 Rietveld 细化的调制波方法
DOI：
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发表时间：
1993
期刊：
影响因子：
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通讯作者：
J. Thompson
中科院分区：
文献类型：
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作者：
R. Withers;J. Thompson
低卡耐基石的晶体结构为：naalsio4 [M] r =142.05，正方晶，pb21a, a=10.261(1), b=14.030(2), c=5。1566(6) A, dx =2.542 g cm -3， Z=4, Cu Kα 1, λ=1.5406 A, μ=77.52 cm -1， F(000)=559.85], R p =0.057, R wp =0.076, R Bragg =0.050
The crystal structure of low carnegieite, NaAlSiO 4 [M r =142.05, orthorhombic, Pb2 1 a, a=10.261(1), b=14.030(2), c=5. 1566(6) A, D x =2.542 g cm -3 , Z=4, Cu Kα 1 , λ=1.5406 A, μ=77.52 cm -1 , F(000)=559.85], is determined via Rietveld refinement from powder data, R p =0.057, R wp =0.076, R Bragg =0.050