网课代学-学堂在线答案-材料的现代研究方法(2020春)

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学堂在线刷课代学视频课件
1.主观题 (15分)

  1. Please indicate the signals generated by the interaction of electrons and material in the map below, and talk about the application of each kind of signal.

Interaction.png
我的答案无
2.主观题 (25分)

  1. X-ray diffraction.pngThere are 10 diffracted peaks of a single-phase sample (listed in the table). Please confirm its crystal system and Bravias lattice type, and calibrate the indices of diffraction planes, then calculate the average lattice parameter. (Radiation: Co-, wavelength: 0.17902 nm )

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3.主观题 (20分)

  1. Please draw the zero-order reciprocal planes of (111)* in simple cubic and face-centered cubic crystals.

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4.主观题 (20分)

  1. Circle the following two electron configurations that are ruled out by the Pauli exclusion principle. Then point out the possible characteristic Auger and XPS lines with correct notations.

a) 1s22s22p7 b) 1s22s22p63s23p64s23d12
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5.主观题 (20分)

  1. Summarize the advantages and disadvantages of X-ray fluorescence.

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none
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