365 citations · 2.4k across the 65 of their papers we have counts for
12 papers · 1 filter
Valley-Hall photonic topological insulators with dual-band kink states
Qiaolu Chen, Li Zhang, Mengjia He +6
Extensive researches have revealed that valley, a binary degree of freedom (DOF), can be an excellent candidate of information carrier. Recently, valley DOF has been introduced int…
Type-I hyperbolic metasurfaces for highly-squeezed designer polaritons with negative group velocity
Yihao Yang, Pengfei Qin, Xiao Lin +4
Hyperbolic polaritons in van der Waals materials and metamaterial heterostructures provide unprecedented control over light-matter interaction at the extreme nanoscale. Here, we pr…
Experimental observation of superscattering
Chao Qian, Xiao Lin, Yi Yang +6
Superscattering, induced by degenerate resonances, breaks the fundamental single-channel limit of scattering cross section of subwavelength structures; in principle, an arbitrarily…
Kirigami Metamaterials for Reconfigurable Toroidal Circular Dichroism
Liqiao Jing, Zuojia Wang, Bin Zheng +6
The ancient paper craft of kirigami has recently emerged as a potential tool for the design of functional materials. Inspired by the kirigami concept, we propose a class of kirigam…
Interferenceless Polarization Splitting through Nanoscale van der Waals Heterostructures
Shahnawaz Shah, Xiao Lin, Lian Shen +3
The ability to control the polarization of light at the extreme nanoscale has long been a major scientific and technological goal for photonics. Here we predict the phenomenon of p…
Valley kink states and topological channel intersections in substrate-integrated photonic circuitry
Li Zhang, Yihao Yang, Mengjia He +8
Valley degrees of freedom, providing a novel way to increase capacity and efficiency of information processing, have become an important instrument for photonics. Experimental stud…
Controlling Cherenkov angles with resonance transition radiation
Xiao Lin, Sajan Easo, Yichen Shen +5
Cherenkov radiation provides a valuable way to identify high energy particles in a wide momentum range, through the relation between the particle velocity and the Cherenkov angle.…
Three-dimensional visible-light invisibility cloak
Bin Zheng, Rongrong Zhu, Liqiao Jing +8
The concept of an invisibility cloak is a fixture of science fiction, fantasy, and the collective imagination. However, a real device that could hide an object from sight in visibl…
Realization of a three-dimensional photonic topological insulator
Yihao Yang, Zhen Gao, Haoran Xue +7
Confining photons in a finite volume is in high demand in modern photonic devices. This motivated decades ago the invention of photonic crystals, featured with a photonic bandgap f…
Giant Asymmetric Radiation from an Ultrathin Bianisotropic Metamaterial
Liang Peng, Kewen Wang, Yihao Yang +4
Unidirectional radiation is of particular interest in high-power lasing and optics. Commonly, however, it is difficult to achieve a unidirectional profile in such a system without…
Multifrequency superscattering from subwavelength hyperbolic structures
Chao Qian, Xiao Lin, Yi Yang +8
Superscattering, i.e., a phenomenon of the scattering cross section from a subwavelength object exceeding the single-channel limit, has important prospects in enhanced sensing/spec…
Group-velocity-controlled and gate-tunable directional excitation of polaritons in graphene-boron nitride heterostructures
Yuyu Jiang, Xiao Lin, Tony Low +2
A fundamental building block in nano-photonics is the ability to directionally excite highly squeezed optical mode dynamically, particularly with an electrical bias. Such capabilit…