26 citations · 115 across the 11 of their papers we have counts for
10 papers · 1 filter
Enhanced sensing mechanism based on shifting an exceptional point
Xuan Mao, Guo-Qing Qin, Hao Zhang +4
Non-Hermitian systems associated with exceptional points (EPs) are expected to demonstrate a giant response enhancement for various sensors. The widely investigated enhancement mec…
Proximity-encirclement of exceptional points in a multimode optomechanical system
Zheng Fan, Dan Long, Xuan Mao +4
Dynamic encircling a second-order exception point (EP) exhibit chiral state transfer, while there is few research on dynamic encircling multiple and higher-order EPs. Here, we stud…
Optomechanical compensatory cooling mechanism with exceptional points
Guo-Qing Qin, Xuan Mao, Hao Zhang +4
The ground state cooling of Brillouin scattering optomechanical system is limited by defects in practical sample. In this paper, we propose a new compensatory cooling mechanism for…
Dynamical encircling exceptional point in largely detuned multimode optomechanical system
Dan Long, Xuan Mao, Guo-Qing Qin +4
Dynamical encircling exceptional point(EP) shows a number of intriguing physical phenomena and its potential applications. To enrich the manipulations of optical systems in experim…
Experimental demonstration of phase-matching and Sagnac effect in a millimeter-scale wedged resonator gyroscope
Xuan Mao, Hong Yang, Dan Long +7
The highly efficient coupling of light from conventional optical components to optical mode volumes lies in the heart of chip-based micro-devices, which is determined by the phase-…
Tunable partial polarization beam splitter and optomechanically induced Faraday effect
Xuan Mao, Guo-Qing Qin, Hong Yang +5
Polarization beam splitter (PBS) is a crucial photonic element to separately extract transverse-electric (TE) and transverse-magnetic (TM) polarizations from the propagating light…
Scalable higher-order exceptional surface with passive resonators
Hong Yang, Xuan Mao, Guo-Qing Qin +4
The sensitivity of perturbation sensing can be effectively enhanced with higher-order exceptional points due to the nonlinear response to frequency splitting. However, the experime…
Exceptional point enhanced optical gyroscope in mechanical PT-symmetric system
Xuan Mao, Guo-qing Qin, Hao Zhang +3
As an important device for detecting rotation, high sensitivity gyroscope is required for practical applications. In recent years, exceptional point (EP) shows its potential in enh…
Multimode interference induced optical nonreciprocity and routing in an optical microcavity
Hong Yang, Guo-Qing Qin, Hao Zhang +3
Optical nonreciprocity and routing using optocal microcavities draw much atttention in recent years. Here, we report the results of the study on the nonreciprocity and routing usin…
Manipulation of optomechanically induced transparency and absorption by indirectly coupling to an auxiliary cavity mode
Guo-qing Qin, Hong Yang, Xuan Mao +4
We theoretically study the optomechanically induced transparency (OMIT) and absorption(OMIA) phenomena in a single microcavity optomechanical system, assisted by an indirectly-coup…