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单词 diffractogram
释义 diffractogram, n.|dɪˈfræktəgræm|
[f. diffract v. + -o1 + -gram.]
A diagram or photograph showing how the intensity of diffracted radiation varies with the angle of diffraction.
1968Proc. Soil Sci. Soc. Amer. XXXII. 342/1 Four aliquots of horizontally oriented Mg-clay were prepared... Diffractograms of each aliquot thus prepared were obtained with a Phillips Electronics Norelco Diffractometer.1974Nature 27 Sept. 305/2 A chart diffractogram with scan speed of 1° min-1 in 2θ utilised graphite monochromatised CuKα radiation.1976Minerals Sci. & Engin. VIII. 117/2 With natural and synthetic specimens of monoclinic pyrrhotite, Fe7S8 , the X-ray diffractograms usually show a characteristic splitting of the (102) reflexion into two peaks.1989Nature 11 May 129/2 After 24h some new peaks of low intensity appeared in the diffractogram.
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