Abstract
We study nonHermitian PT-symmetric subwavelength photonic structures. Surprisingly, disorder lowers the critical gain/loss required to break PT-symmetry. Biasing these structures with loss makes them nearly perfect absorbers with a single input beam.
© 2019 The Author(s)
PDF ArticleMore Like This
Demetrios N. Christodoulides, Mohammad-Ali Miri, Hossein Hodaei, Matthias Heinrich, and Mercedeh Khajavikhan
FTu2E.1 Frontiers in Optics (FiO) 2014
A. L. M. Muniz, M. Wimmer, A. Bisianov, R. Morandotti, and U. Peschel
pd_2_7 European Quantum Electronics Conference (EQEC) 2019
Andrey A. Sukhorukov, Zhiyong Xu, and Yuri S. Kivshar
NTuC19 Nonlinear Photonics (NP) 2010