186 citations
- University of California, BerkeleyUS14 papers
- Al-Farabi Kazakh National UniversityKZ11 papers
- Lawrence Berkeley National LaboratoryUS10 papers
- Ulugh Beg Astronomical InstituteUZ9 papers
- Centre National de la Recherche ScientifiqueFR7 papers
- Fesenkov Astrophysical InstituteKZ7 papers
- National University of UzbekistanUZ6 papers
- Shanghai Astronomical ObservatoryCN5 papers
- Tashkent Institute of Irrigation and Agricultural Mechanization EngineersUZ5 papers
- Università di CamerinoIT5 papers
- Commissariat à l'Énergie Atomique et aux Énergies AlternativesFR4 papers
- Hong Kong University of Science and TechnologyHK4 papers
5 papers · 1 filter
Zak Phase Dislocations in Trimer Lattices
Tileubek Uakhitov, Abdybek Urmanov, Serik E. Kumekov +1
Wave propagation in periodic media is governed by energy-momentum relation and geometric phases characterizing band topology, such as Zak phase in one-dimensional lattices. We demo…
Spectral Signatures of Exceptional Points and Bifurcations in the Fundamental Active Photonic Dimer
Yannis Kominis, Vassilios Kovanis, Tassos Bountis
The fundamental active photonic dimer consisting of two coupled quantum well lasers is investigated in the context of the rate equation model. Spectral transition properties and ex…
Controllable Asymmetric Phase-Locked States of the Fundamental Active Photonic Dimer
Yannis Kominis, Vassilios Kovanis, Tassos Bountis
Coupled semiconductor lasers are systems possessing complex dynamics that are interesting for numerous applications in photonics. In this work, we investigate the existence and the…
Judiciously distributing laser emitters to shape the desired far field patterns
Constantinos A. Valagiannopoulos, Vassilios Kovanis
The far-field pattern of a simple one-dimensional laser array of emitters radiating into free space is considered. In the path of investigating the inverse problem for their near f…
Epsilon-Near-Zero behavior from plasmonic Dirac point: theory and realization using two-dimensional materials
Marios Mattheakis, Constantinos A. Valagiannopoulos, Efthimios Kaxiras
The electromagnetic response of a two-dimensional metal embedded in a periodic array of a dielectric host can give rise to a plasmonic Dirac point that emulates Epsilon-Near-Zero (…