Thibaut Jacqmin (@thibaut-jacqmin.bsky.social)

Relating the Hall conductivity to the many-body Chern number using Fermi's Golden rule and Kramers-Kronig relations - Laboratoire Kastler Brossel The quantum Hall effect is a remarkable phenomenon, initially discovered in 2D electronic systems subjected to strong magnetic fields. https://www.lkb.fr/en/laboratoire/presentation/actualites/relating-the-hall-conductivity-to-the-many-body-chern-number/