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Bodge: Python package for efficient tight-binding modeling of superconducting nanostructures

Authors :
Ouassou, Jabir Ali
Source :
Journal of Open Source Software 9(102), 7134 (2024)
Publication Year :
2024

Abstract

Bodge is a free and open-source Python package for constructing large-scale real-space tight-binding models for calculations in condensed matter physics. "Large-scale" means that it should remain performant even for lattices with millions of atoms, and "real-space" means that the model is formulated in terms of individual lattice sites and not in momentum space, for example. Although general tight-binding models can be constructed with this package, the main focus is on the Bogoliubov-De Gennes ("BoDGe") Hamiltonian used to model superconductivity in the clean limit. The package is designed to be easy to use, flexible, and extensible - and very few lines of code are required to model heterostructures containing, e.g., conventional and unconventional superconductors, ferromagnets and antiferromagnets, altermagnetism, and spin-orbit coupling. In other words: If you want a lattice model for superconducting nanostructures, and want something that is computationally efficient yet easy to use, Bodge should be a good choice.<br />Comment: Software documentation (4 pages + references)

Details

Database :
arXiv
Journal :
Journal of Open Source Software 9(102), 7134 (2024)
Publication Type :
Report
Accession number :
edsarx.2410.08758
Document Type :
Working Paper
Full Text :
https://doi.org/10.21105/joss.07134