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Institute of Physics
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About IPHYS
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Crystallography
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250 questions to a crystallographer
Back: 250 questions to a crystallographer
1. Introductory remarks
2. Historical remarks
3. Symmetry
4. Reciprocal space
5. Diffraction
Back: 5. Diffraction
What is the relation between the Laue diffraction condition and the Bragg’s equation?
Given a crystal with unit cell volume V and a wavelength λ for the incident beam, how many different intensities can be collected in a diffraction experiment?
What is the Ewald sphere and how to use it?
In an X-ray diffraction experiment, is the wavelength of the incident and the diffracted beam the same?
How can you obtain the crystal structure of a crystalline compound from the experimental diffraction data?
What is the charge flipping algorithm?
6. Miller indices and lattice planes
Back: 6. Miller indices and lattice planes
How to characterize crystal faces by reciprocal lattice vectors?
How to find the Miller indices of a pentagonal dodecahedron?
7. Physical properties
8. Crystal chemistry
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What is the origin of macroscopic crystal faces?
What are the possible deformations of the cube and their corresponding symmetries?
9. Reference
Bragg scattering
CellConverter
Charge flipping
Crystallographic Symmetry Environment (CSE)
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Electronic Workshop PH building
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Mechanical Workshop PH Building
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