Topological photonics

T Ozawa, HM Price, A Amo, N Goldman, M Hafezi… - Reviews of Modern …, 2019 - APS
Topological photonics is a rapidly emerging field of research in which geometrical and
topological ideas are exploited to design and control the behavior of light. Drawing …

Unidirectional channel-drop filter by one-way gyromagnetic photonic crystal waveguides

JX Fu, J Lian, RJ Liu, L Gan, ZY Li - Applied Physics Letters, 2011 - pubs.aip.org
We theoretically and experimentally study the side coupling between guided modes and
cavity modes in a one-way waveguide that is composed of a regular photonic crystal and a …

Robust and disorder-immune magnetically tunable one-way waveguides in a gyromagnetic photonic crystal

J Lian, JX Fu, L Gan, ZY Li - Physical Review B—Condensed Matter and …, 2012 - APS
We experimentally realize one-way waveguides that work within the magnetic resonance–
induced band gap in a gyromagnetic photonic crystal made from ferrite rods. Our microwave …

Magnetically manipulable perfect unidirectional absorber based on nonreciprocal magnetic surface plasmon

J Yu, H Chen, Y Wu, S Liu - Europhysics Letters, 2012 - iopscience.iop.org
We demonstrate a design of a perfect unidirectional absorber by constructing a magnetic
metamaterial (MM) made of an array of ferrite rods. Near the magnetic surface plasmon …

Nanophotonics in China: overviews and highlights

ZY Li - Frontiers of Physics, 2012 - Springer
The major purpose of this paper is to present a brief overview of the history and the current
status of nanophotonics research in China, and to highlight some research results in the …

On the role of symmetries in the theory of photonic crystals

G De Nittis, M Lein - Annals of Physics, 2014 - Elsevier
We discuss the role of the symmetries in photonic crystals and classify them according to the
Cartan–Altland–Zirnbauer scheme. Of particular importance are complex conjugation C and …

Complete trap** of electromagnetic radiation using surface magnetoplasmons

L Shen, Z Wang, X Deng, JJ Wu, TJ Yang - Optics letters, 2015 - opg.optica.org
Because the dispersion properties of surface magnetoplasmons (SMPs) in a magnetized
plasmonic material closely depend on its cladding dielectric, it is possible to completely trap …

Nonreciprocal electromagnetic devices in gyromagnetic photonic crystals

ZY Li, RJ Liu, L Gan, JX Fu, J Lian - International Journal of Modern …, 2014 - World Scientific
Gyromagnetic photonic crystal (GPC) offers a promising way to realize robust transport of
electromagnetic waves against backscattering from various disorders, perturbations and …

Realizing mode conversion and optical diode effect by coupling photonic crystal waveguides with cavity

H Ye, ZY Yu, DL Wang, ZH Chen - Chinese Physics B, 2015 - iopscience.iop.org
We propose a novel two-dimensional photonic crystal structure consisting of two line defect
waveguides and a cavity to realize mode conversion based on the coupling effect. The …

Experimental realization of a magnetically tunable cavity in a gyromagnetic photonic crystal

J Lian, JX Fu, L Gan, ZY Li - Chinese Physics Letters, 2012 - iopscience.iop.org
We theoretically and experimentally study the cavity modes in a gyromagnetic photonic
crystal (GPC). Because the permeability of gyromagnetic material relies on the dc magnetic …