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Page 23
... x - ray diffraction . Aragonite ( CaCO3 ) crystallizes in the unit cell a = 4.9598 ( 5 ) Å , b = 7.9641 ( 9 ) Å , and c = 5.7379 ( 6 ) Å at 25 ° C with four for- mula weights in space - group Pmcn . The structure has been refined to R ...
... x - ray diffraction . Aragonite ( CaCO3 ) crystallizes in the unit cell a = 4.9598 ( 5 ) Å , b = 7.9641 ( 9 ) Å , and c = 5.7379 ( 6 ) Å at 25 ° C with four for- mula weights in space - group Pmcn . The structure has been refined to R ...
Page 24
... x - ray diffraction . Ca2Na2 ( CO3 ) 3 crystallizes in the orthorhombic unit cell a = 4.947 ( 1 ) Å , b = 11.032 ( 2 ) Å , and c = 7.108 ( 1 ) Å at 25 ° C with two formula weights in space - group Amm2 . The structure has been ...
... x - ray diffraction . Ca2Na2 ( CO3 ) 3 crystallizes in the orthorhombic unit cell a = 4.947 ( 1 ) Å , b = 11.032 ( 2 ) Å , and c = 7.108 ( 1 ) Å at 25 ° C with two formula weights in space - group Amm2 . The structure has been ...
Page 25
... ( x > 2 ) , ySrO IrO2 ( 4 > y > 2 ) , zSrO · IrO2 ( 2 > z > 1 ) , and 3SrO - 2IrO2 . The specific composition of the metastable phases could not be ascertained with certainty . The x - ray patterns of all phases de- tected in this study ...
... ( x > 2 ) , ySrO IrO2 ( 4 > y > 2 ) , zSrO · IrO2 ( 2 > z > 1 ) , and 3SrO - 2IrO2 . The specific composition of the metastable phases could not be ascertained with certainty . The x - ray patterns of all phases de- tected in this study ...
Page 33
... x - ray scattering ; strong numerical instability . A novel approach to the problem of the slit correction in small- angle x - ray scattering is presented , based on a matrix inversion method . The integral equation for the slit ...
... x - ray scattering ; strong numerical instability . A novel approach to the problem of the slit correction in small- angle x - ray scattering is presented , based on a matrix inversion method . The integral equation for the slit ...
Page 38
... x - ray diffraction . Standard x - ray diffraction patterns are presented for 63 sub- stances . Forty of these patterns represent experimental data and 23 are calculated . The experimental x - ray powder diffraction patterns were obtained ...
... x - ray diffraction . Standard x - ray diffraction patterns are presented for 63 sub- stances . Forty of these patterns represent experimental data and 23 are calculated . The experimental x - ray powder diffraction patterns were obtained ...
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