通过X射线粉晶衍射测试及计算得出了C3S的精确晶胞参数和原子坐标,建立了C3S的三维晶体结构模型及准确的C3S晶体的EBSD晶体学数据库文件.经过EBSD测试分析检验证明,该数据库文件可以很好地标定C3S晶体的EBSP图像,并进行其初步的EBSD相测定,测试结果与X射线粉晶衍射得出的结果一致,均为α0=0.7078nm,b0=0.7078 nm,c0=2.4940 nm;α=β=90°,γ=120°,V=1.08205 nm3.根据C3S的三维晶体结构模型,假设C3S纳米微粒具有最小尺度,理论上确定了其最佳纳米尺度,粒径在110 nm左右,厚度值约为387.60 nm.
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