2 papers
cond-mat.str-el2025
Rotational Grüneisen ratio: a probe for quantum criticality in anisotropic systems
Shohei Yuasa, Yohei Kono, Yuta Ozaki +4
The Grüneisen ratio and its magnetic analog, the magnetic Grüneisen ratio , are powerful probes to study the nature of quantum phase transitions. Here, we propose a Gr…
cond-mat.mes-hall2024
Controlling encirclement of an exceptional point using coupled spintronic nano-oscillators
K. Ho, S. Perna, S. Wittrock +8
Exceptional points (EPs), branch singularities parameter space of non-Hermitian eigenvalue manifolds, display unique topological phenomena linked to eigenvalue and eigenvector swit…