2024/07


Dielectric Response, Quantum Geometry, and Bounds on Optical Gaps

1. The quantum geometric origin of capacitance in insulators Authors: Ilia Komissarov, Tobias Holder, and Raquel Queiroz Nat. Commun. 15, 4621 (2024), DOI: 10.1038/s41467-024-48808-x arXiv:2306.08035, DOI: 10.48550/arXiv.2306.08035 2. Universal relation between energy gap and dielectric constant Authors: Yugo Onishi and Liang Fu arXiv:2401.04180 DOI: 10.48550/arXiv.2401.04180 Recommended with a commentary by Steven M. Girvin (Yale Quantum […]

Collinear electron-electron scattering and cat’s-eye retroreflection effect probed by electron transport through point contacts

Long distance electron-electron scattering detected with point contacts Authors: L. V. Ginzburg, Y. Wu, M. P. Röösli, P. Rosso Gomez, R. Garreis, C. Tong, V. Stará, C. Gold, K. Nazaryan, S. Kryhin, H. Overweg, C. Reichl, M. Berl, T. Taniguchi, K. Watanabe, W. Wegscheider, T. Ihn, and K. Ensslin Phys. Rev. Research 5, 043088 (2023) […]

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