High-energy magnetic excitations from heavy quasiparticles in CeCu2Si2

Song, Y; Wang, WY; Cao, CD; Yamani, Z; Xu, YJ; Sheng, YT; Loser, W; Qiu, YM; Yang, YF; Birgeneau, RJ; Dai, PC

Song, Y; Dai, PC (corresponding author), Rice Univ, Dept Phys & Astron, Houston, TX 77005 USA.; Song, Y (corresponding author), Univ Calif Berkeley, Dept Phys, Berkeley, CA 94720 USA.; Song, Y (corresponding author), Lawrence Berkeley Natl Lab, Mat Sci Div, Berkeley, CA 94720 USA.; Song, Y (corresponding author), Zhejiang Univ, Ctr Correlated Matter, Hangzhou, Peoples R China.; Song, Y (corresponding author), Zhejiang Univ, Dept Phys, Hangzhou, Peoples R China.; Cao, CD (corresponding author), N

NPJ QUANTUM MATERIALS, 2021; 6 (1):

Abstract

Magnetic fluctuations is the leading candidate for pairing in cuprate, iron-based, and heavy fermion superconductors. This view is challenged by the r......

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