2 papers
quant-ph2025
Singularity Selector: Topological Chirality via Non-Abelian Loops around Exceptional Points
Kyu-Won Park, KyeongRo Kim, Kabgyun Jeong
Chirality is more than a geometric curiosity; it governs measurable asymmetries across nature, from enantiomer-selective drugs and left-handed fermions in particle physics to hande…
physics.optics2025
Topological Switching via Exceptional Point Pairs in an Optical Microcavity Laser
Kyu-Won Park, KyeongRo Kim, Jinuk Kim +2
Conventional mode switching mechanisms, which rely on dynamically encircling exceptional points (EPs) through non-adiabatic transitions (NATs), suffer from intrinsic nonlinear dyna…