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新手求助衍射斑点标定与位向关系

透射电镜(TEM)



  • 这种衍射斑点能确定两种相的位向关系吗

    A相卡片信息

    Orthorhombic, Cmcm(63)    Z=4    mp=
    Cell=6.163x9.728x4.704<90x90x90>    Pearson=
    Density(c)=5.08    Density(m)=    Mwt=    Vol=   
    Ref= Ibid.

    Strong Line: 2.28/X 2.37/7 1.34/5 2.16/4 1.69/4 1.53/3 1.42/3 2.43/2

    d(A) I(f) I(v) h k l n^2 2-Theta Theta 1/(2d) 2pi/d
    3.539 18.0 12.0 1 1 1 25.137 12.568 0.1413 1.7750
    2.871 9.0 7.0 1 3 0 31.119 15.560 0.1741 2.1880
    2.602 10.0 9.0 2 2 0 34.430 17.215 0.1921 2.4141
    2.430 23.0 22.0 0 4 0 36.949 18.475 0.2057 2.5848
    2.367 65.0 63.0 0 0 2 37.969 18.985 0.2112 2.6536
    2.279 100.0 100.0 2 2 1 39.498 19.749 0.2193 2.7563
    2.160 44.0 46.0 0 4 1 41.768 20.884 0.2314 2.9078
    2.009 7.0 8.0 3 1 0 45.088 22.544 0.2489 3.1274
    1.820 6.0 8.0 1 3 2 50.060 25.030 0.2746 3.4512
    1.743 18.0 24.0 2 2 2 52.438 26.219 0.2868 3.6038
    1.718 9.0 12.0 1 5 1 53.270 26.635 0.2910 3.6568
    1.690 38.0 51.0 0 4 2 54.228 27.114 0.2958 3.7176
    1.529 28.0 42.0 3 1 2 60.496 30.248 0.3270 4.1091
    1.501 4.0 6.0 1 1 3 61.729 30.864 0.3330 4.1846
    1.422 26.0 42.0 65.566 32.783 0.3515 4.4167
    1.361 14.0 23.0 1 7 0 68.910 34.455 0.3672 4.6149
    1.340 52.0 88.0 2 2 3 70.170 35.085 0.3731 4.6886
    1.313 3.0 5.0 0 4 3 71.790 35.895 0.3806 4.7825
    1.289 10.0 18.0 4 0 2 73.380 36.690 0.3878 4.8737
    1.279 13.0 23.0 74.015 37.008 0.3907 4.9099
    1.242 8.0 15.0 4 2 2 76.660 38.330 0.4026 5.0589
    1.217 18.0 34.0 0 8 0 78.488 39.244 0.4106 5.1603

    B相信息

    Cubic, Pm-3m(221)    Z=.455    mp=
    Cell=3.233x3.233x3.233<90x90x90>    Pearson=
    Density(c)=4.822    Density(m)=    Mwt=    Vol=   
    Ref= Ibid.

    Strong Line: 2.29/X 1.62/5 1.32/3 1.02/1 0.86/1

    d(A) I(f) I(v) h k l n^2 2-Theta Theta 1/(2d) 2pi/d
    3.231 1.0 1.0 1 0 0 1 27.585 13.792 0.1548 1.9447
    2.287 100.0 100.0 1 1 0 2 39.365 19.683 0.2186 2.7473
    1.616 47.0 67.0 2 0 0 4 56.935 28.467 0.3094 3.8881
    1.319 34.0 59.0 2 1 1 6 71.463 35.732 0.3791 4.7636
    1.143 2.0 4.0 2 2 0 8 84.739 42.370 0.4374 5.4971
    1.023 14.0 31.0 3 1 0 10 97.695 48.848 0.4888 6.1419
    0.864 12.0 32.0 3 2 1 14 126.132 63.066 0.5787 7.2722
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  • 洪星二锅头

    第1楼2014/01/08

    是可以确定的,只要把衍射谱标定出来,晶带轴方向近似平行,两点重合的或在一条直线的可以说出是平行的面

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  • minhuihua3960

    第2楼2014/01/08

    目测踩的不是很正~

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  • wyxwyx58

    第4楼2014/01/08

    我还想问下,如果一个图里出现两套斑点,他们的标定选取的0点必须是一个吗

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