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About the Physics Q&A category
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2
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563
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February 8, 2021
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Nearly free electron Ex3 part 1
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1
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5
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May 1, 2026
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Example Minitest 3, Question 1
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2
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54
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April 30, 2026
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Many atoms Ex3 part 4
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2
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18
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April 25, 2026
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'Many atoms per unit cell' Ex 1.2
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1
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19
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April 21, 2026
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LCAO model Exercise 4
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1
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25
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April 7, 2026
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Debye model Exercise 3
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1
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69
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March 25, 2026
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Interpretation vibrational energy states Debye model
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1
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63
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March 22, 2026
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Interpretation bosonic modes Einstein solid
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4
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46
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March 21, 2026
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Why does the density of states of a semiconductor show no asymptotic behaviour compared to other bands?
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3
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190
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May 20, 2025
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Basis in different types of unit cels
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3
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65
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May 18, 2025
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Question about prim lat vectors
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7
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94
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May 8, 2025
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LCAO and electrons
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1
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83
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May 7, 2025
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Lecture 7: Tight binding: Density of states
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4
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97
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April 29, 2025
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What is the 'deviation' we use to model in Debye's theory and what do the excitations represent?
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1
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101
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April 24, 2025
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Debye model 4.3: Why not take the upper integral boudary to infinity?
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3
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144
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March 31, 2025
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Bose-Einstein (BE) distribution and Einstein solid
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2
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97
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March 26, 2025
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Why do we not consider three polarisations in one- and two-dimensional solids?
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1
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105
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March 20, 2025
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Does Debye model have free fitting parameters?
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1
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71
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March 20, 2025
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Questions about structure factor and diffraction patterns
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11
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158
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March 14, 2026
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Density of states in higher dimensions
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5
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109
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March 14, 2026
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Density of states
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6
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96
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March 14, 2026
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Band structure in 2d
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5
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89
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March 14, 2026
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Question about the signs of effective mass and group velocity
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6
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84
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March 14, 2026
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Derivation of NFEM - Integral limits in inner product for W
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5
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71
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March 14, 2026
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Crystal stucture, line on miller indices
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5
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122
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March 14, 2026
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Evaluating the sum over all n for e^{ikna}
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5
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127
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March 14, 2026
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Question about the Electrons & Phonons in 1D model
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6
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86
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March 14, 2026
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Question about the periodic boundary conditions
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8
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119
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March 14, 2026
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Question about negative effective mass
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6
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103
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March 14, 2026
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