Anomalous high-field magnetotransport in CaFeAsF due to the quantum Hall effect

Abstract CaFeAsF is an iron-based superconductor parent compound whose Fermi surface is quasi-two dimensional, composed of Dirac-electron and Schrödinger-hole cylinders elongated along the c axis. We measured the longitudinal and Hall resistivities in CaFeAsF with the electrical current in the a b p...

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Bibliographic Details
Main Authors: Taichi Terashima, Hishiro T. Hirose, Naoki Kikugawa, Shinya Uji, David Graf, Takao Morinari, Teng Wang, Gang Mu
Format: Article
Language:English
Published: Nature Portfolio 2022-06-01
Series:npj Quantum Materials
Online Access:https://doi.org/10.1038/s41535-022-00470-6