activity
20192021
most citedThe Nature of Topological Protection in Spin and Valley Hall Insulators

47 citations · 51 across the 3 of their papers we have counts for

collaborators

6 papers

physics.optics2021

Non-Abelian charged nodal links in dielectric photonic crystal

Haedong Park, Stephan Wong, Xiao Zhang +1

A nodal link is a special form of a line degeneracy (a nodal line) between adjacent bands in the momentum space of a three-dimensional topological crystal. Unlike nodal chains or k…

physics.optics2020

Topological Bulk Lasing Modes Using an Imaginary Gauge Field

Stephan Wong, Sang Soon Oh

Topological edge modes, which are robust against disorders, have been used to enhance the spatial stability of lasers. Recently, it was revealed that topological lasers can be furt…

physics.optics2020

Tailoring Topological Edge States with Photonic Crystal Nanobeam Cavities

Yongkang Gong, Liang Guo, Stephan Wong +2

The realization of topological edge states (TESs) in photonic systems has provided unprecedented opportunities for manipulating light in novel manners. The Su-Schrieffer-Heeger (SS…

physics.optics20204 cited

Topological Insulator Laser Using Valley-Hall Photonic Crystals

Yongkang Gong, Stephan Wong, Anthony J. Bennett +2

Topological photonics has recently been proved a robust framework for manipulating light. Active topological photonic systems, in particular, enable richer fundamental physics by e…

cond-mat.mes-hall201947 cited

The Nature of Topological Protection in Spin and Valley Hall Insulators

Matthias Saba, Stephan Wong, Mathew Elman +2

Recent interest in optical analogues to the quantum spin Hall and quantum valley Hall effects is driven by the promise to establish topologically protected photonic edge modes at t…

physics.optics2019

Gapless Unidirectional Photonic Transport Using All-Dielectric Kagome Lattices

Stephan Wong, Matthias Saba, Ortwin Hess +1

Photonic topological insulators are a promising photonic platform due to the possibility of unidirectional edge states with insensitivity to bending, fabrication imperfections or e…