157 citations · 222 across the 9 of their papers we have counts for
9 papers
Transient Chirp Dynamics in Terahertz Quantum Cascade Lasers
Xianglong Bi, Xuhong Ma, Wenjian Wan +9
Laser frequency chirp is a ubiquitous dynamical process in semiconductor lasers, vital for frequency-modulated photonic systems. In the mid-infrared (MIR) and terahertz (THz) range…
Reconfigurable Terahertz Multi-Harmonic Dual-Combs
Ma Xuhong, Qin Zhiwei, Bi Xianglong +7
Dual-comb spectroscopy, constructed from two frequency combs with slightly different repetition frequencies, enables real-time and high-precision measurements without mechanical sc…
Dual-polarization control of broadband nonreciprocal thermal radiation by combining local and nonlocal metasurfaces
Shuang Xia, Mengqi Liu, Wenjian Wan +10
Nonreciprocal thermal radiation offers a route to decouple spectral directional absorptivity and emissivity, thereby enabling new paradigms in thermal-photonic systems. However, in…
Correlating Quasi-Optical Coupling Efficiency with Measured Receiver Noise Temperature in Metalens Coupled THz HEB Mixer
Jingqi Hu, Rui Wang, Jiameng Wang +3
Quasi-optical coupling serves as the critical interface in terahertz (THz) heterodyne receiver systems, enabling efficient transfer of incident radiation to photomixers through a f…
Terahertz semiconductor laser chaos
Binbin Liu, Carlo Silvestri, Kang Zhou +12
Chaos characterized by its irregularity and high sensitivity to initial conditions finds various applications in secure optical communications, random number generations, light det…
Farey tree locking of terahertz semiconductor laser frequency combs
Guibin Liu, Xuhong Ma, Kang Zhou +12
Frequency combs show various applications in molecular fingerprinting, imaging, communications, and so on. In the terahertz frequency range, semiconductor-based quantum cascade las…
Nonreciprocal thermal radiation in ultrathin magnetized epsilon-near-zero semiconductors
Mengqi Liu, Shuang Xia, Wenjian Wan +5
Spectral/angular emissivity and absorptivity of an object are widely believed to be identical by Kirchhoff's law of thermal radiation in reciprocal systems, but this introd…
Real-time multimode dynamics of terahertz quantum cascade lasers via intracavity self-detection: observation of self mode-locked population pulsations
H. Li, W. Wan, Z. Li +7
Mode-locking operation and multimode instabilities in Terahertz (THz) quantum cascade lasers (QCLs) have been intensively investigated during the last decade. These studies have un…
Active Stabilization of Terahertz Semiconductor Dual-Comb Laser Sources Employing a Phase Locking Technique
Yiran Zhao, Ziping Li, Kang Zhou +8
Dual-comb sources with equally spaced and low phase noise frequency lines are of great importance for high resolution spectroscopy and metrology. In the terahertz frequency range,…