Publications (13)
Realization of exciton-mediated optical spin-orbit interaction in organic microcrystalline resonators
Jiahuan Ren, Qing Liao, Xuekai Ma +3
The ability to control the spin-orbit interaction of light in optical microresonators is of fundamental importance for future photonics. Organic microcrystals, due to their giant o…
Optical spin Hall effect pattern switching in polariton condensates in organic single-crystal microbelts
Jiahuan Ren, Teng Long, Chunling Gu +4
Topological polaritons, combining the robustness of the topological protected edge states to defects and disorder with the strong nonlinear properties of polariton bosons, represen…
Nontrivial band geometry in an optically active system
Jiahuan Ren, Qing Liao, Feng Li +6
Optical activity (OA), also called circular birefringence, is known for two hundred years, but its applications for topological photonics remain unexplored. Unlike the Faraday effe…
Reservoir neuromorphic computing based on spin-orbit coupling in an organic crystal resonator
Teng Long, Yibo Deng, Xuekai Ma +5
Neuromorphic computing is at the basis of the recent progress in artificial intelligence. But the progress is accompanied with increasing demands in computational resources and pow…
Dual orthogonally-polarized lasing assisted by imaginary Fermi arcs in organic microcavities
Teng Long, Jiahuan Ren, Peng Li +6
The polarization control of micro/nano lasers is an important topic in nanophotonics. Up to now, the simultaneous generation of two distinguishable orthogonally-polarized lasing mo…
Circularly Polarized Lasing from a Microcavity Filled with Achiral Single-Crystalline Microribbons
Qian Liang, Xuekai Ma, Teng Long +3
Organic circularly polarized (CP) lasers have received increasing attention due to their future photoelectric applications. Here, we demonstrate a CP laser from a pure organic crys…
Effective potential engineering by emergent anisotropy in a tunable open-access microcavity
Yiming Li, Xiaoxuan Luo, Yaxin Guo +11
Photonic spin-orbit (SO) coupling is an important physical mechanism leading to numerous interesting phenomena in the systems of microcavity photons and exciton-polaritons. We repo…
Experimental measurement of the divergent quantum metric of an exceptional point
Qing Liao, Charly Leblanc, Jiahuan Ren +6
The geometry of Hamiltonian's eigenstates is encoded in the quantum geometric tensor (QGT). It contains both the Berry curvature, central to the description of topological matter a…
Photochemical reaction enabling the engineering of photonic spin-orbit coupling in organic-crystal optical microcavities
Qian Liang, Xuekai Ma, Jiahuan Ren +6
The control and active manipulation of spin-orbit coupling (SOC) in photonic systems is fundamental in the development of modern spin optics and topological photonic devices. Here,…
A room-temperature electrical-field-enhanced ultrafast switch in organic microcavity polariton condensates
Jianbo De, Xuekai Ma, Fan Yin +7
Integrated electro-optical switches are essential as one of the fundamental elements in the development of modern optoelectronics. As an architecture for photonic systems, exciton…
Helical polariton lasing from topological valleys in an organic crystalline microcavity
Teng Long, Xuekai Ma, Jiahuan Ren +6
Topological photonics provides an important platform for the development of photonic devices with robust disorder-immune light transport and controllable helicity. Mixing photons w…
Circularly polarized electroluminescence from a single-crystal organic microcavity light-emitting diode based on photonic spin-orbit interactions
Jichao Jia, Xue Cao, Xuekai Ma +5
Circularly polarized (CP) electroluminescence from organic light-emitting diodes (OLEDs) has aroused considerable attention for their potential in future display and photonic techn…
Spin-valley-locked Electroluminescence for High-Performance Circularly-Polarized Organic Light-Emitting Diodes
Yibo Deng, Teng Long, Pingyang Wang +9
Circularly polarized (CP) organic light-emitting diodes (OLEDs) have attracted attention in potential applications including novel display and photonic technologies. However, conve…