Nonlinear Migdal-Eliashberg theory, data and code supporting https://doi.org/10.1103/ths6-1wgp, https://arxiv.org/abs/2503.04560.
electron-phonon-coupling phonons perturbation-theory second-quantization transition-temperature greens-function-methods anharmonic-lattice-dynamics superconducting-gap superconducting-order-parameter superconducting-phase-transition diagrammatic-methods eliashberg-theory
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Sep 22, 2025 - Jupyter Notebook