Superconducting phase in the BCS model with imaginary magnetic field
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Publication:5012745
zbMath1479.82105arXiv1609.06121MaRDI QIDQ5012745
Publication date: 25 November 2021
Full work available at URL: https://arxiv.org/abs/1609.06121
spontaneous symmetry breakingBCS modeltree expansionGrassmann integral formulationoff-diagonal long range order
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