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physics.optics2022★ 14 cited
Dirac Points Embedded in the Continuum
Pilar Pujol-Closa, Lluis Torner, David Artigas
Dirac points (DP) in Hermitian systems play a key role in topological phenomena. Their existence in non-Hermitian systems is then desirable, but the addition of loss or gain transf…
physics.optics2022
Surface Bound States in the Continuum in Dyakonov Structures
Samyobrata Mukherjee, David Artigas, Lluis Torner
Surface bound states in the continuum (SBICs) have been found to occur in diverse settings, but so far always at the interface of non-homogeneous media, such as discrete lattices o…