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Supercurrent from a mean-field theory in superconductivity
Why is supercurrent supercurrent?
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Formula reference
Summarize the common formula
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Quantum geometry: a view from the adiabatic theorem
What is the originality of the quantum geometry? A touch from the adiabatic theorem
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Peierls Substitution
How does gauge field play in a lattice model? Peierls Substitution!
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Wanner waves, tight-binding model and quantum geometry
How to construct a tight-binding model with a periodic potential
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Optical theorem
Optical theorem
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Bound state and Bloch wave, Wannier function
How can the Wannier wave influence a bound state
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Introduction to quantum geometry
ABC about Quantum geometry
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Asymptotic expansion
To get short-range or long-range behaviors of integral
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Fermi liquid theory
Fermi liquid is a classical theory on interacted electron gas
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Generalized Inverse
Generalized inverse, or Moore-Penrose inverse
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Eigenstate thermalization hypothesis and many-body localization
How to reconcile between statistics and the quantum mechanism is always elusive
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Lowest Landau level
How to do projection onto LLL
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