"Non-Hermitian Hopf-bundle skin defects in circuits"

김융,박희철,경민욱,이경민,류정완,박문집,민범기, KPS 70th anniversary and 2022 Fall meeting,

"Rigid third-order discrete time crystallinity of a phononic Floquet lattice"

경민욱,이경민,박자강,김융,최준희,민범기, KPS 70th anniversary and 2022 Fall meeting,