Zobrazeno 1 - 10
of 467
pro vyhledávání: '"Zhang Shougang"'
Autor:
Gao Jing, Jiao Dongdong, Zhang Linbo, Xu Guanjun, Deng Xue, Zang Qi, Yang Honglei, Dong Ruifang, Liu Tao, Zhang Shougang
Publikováno v:
Open Physics, Vol 21, Iss 1, Pp 441-4 (2023)
The ultra-stable optical reference cavity (USORC) is a key element for a variety of applications. In this work, based on the orthogonal experimental design method, we study the vibration sensitivity optimization of a classical USORC with a 100 mm len
Externí odkaz:
https://doaj.org/article/ef310bd0e3504fcabb72b1db4f5d24c2
Autor:
Fan Sichen, Ruan Jun, Liu Dandan, Wang Xinliang, Yang Fan, Guan Yong, Zhang Hui, Shi Junru, Bai Yang, Zhang Shougang
Publikováno v:
Measurement Science Review, Vol 21, Iss 6, Pp 180-184 (2021)
Phase variations of the interrogation field lead to frequency shifts in Ramsey-type atomic clocks. This paper reports the development of a 300 MHz Mach–Zehnder (MZ) switch that effectively suppresses phase-transient effects. Similar to MZ interfero
Externí odkaz:
https://doaj.org/article/d1b5e84f159d4d249381a28f62935dcd
Biphoton frequency comb (BFC), which encompasses multiple discrete frequency modes and represents high-dimensional frequency entanglement, is crucial in quantum information processing due to its high information capacity and error resilience. It also
Externí odkaz:
http://arxiv.org/abs/2410.16841
Autor:
Li, Xinghua, Guo, Yifan, Xiang, Xiao, Quan, Runai, Cao, Mingtao, Dong, Ruifang, Liu, Tao, Li, Ming, Zhang, Shougang
Quantum microwave photonics (QMWP) is an innovative approach that combines energy-time entangled biphoton sources as the optical carrier with time-correlated single-photon detection for high-speed RF signal recovery. This groundbreaking method offers
Externí odkaz:
http://arxiv.org/abs/2407.02787
Autor:
Li, Xinghua, Guo, Yifan, Xiang, Xiao, Quan, Runai, Cao, Mingtao, Dong, Ruifang, Liu, Tao, Li, Ming, Zhang, Shougang
As one of the most fundamental functionalities of microwave photonics, microwave frequency mixing plays an essential role in modern radars and wireless communication systems. However, the commonly utilized intensity modulation in the systems often le
Externí odkaz:
http://arxiv.org/abs/2407.02774
Autor:
Zhang, Yanyan, Li, Mingkun, Zhang, Pan, Du, Yueqing, Ma, Shibang, Liu, Yuanshan, Xing, Sida, Zhang, Shougang
Mid-infrared frequency comb spectroscopy enables measurement of molecular at megahertz spectral resolution, sub-hertz frequency accuracy and microsecond acquisition speed. However, the widespread adoption of this technique has been hindered by the co
Externí odkaz:
http://arxiv.org/abs/2405.15121
Autor:
Liu, Yuting, Hong, Huibo, Xiang, Xiao, Quan, Runai, Liu, Tao, Cao, Mingtao, Zhang, Shougang, Dong, Ruifang
A dynamic temperature compensation method is presented to stabilize the wavelength of the entangled biphoton source, which is generated via the spontaneous parametric down-conversion based on a MgO: PPLN waveguide. Utilizing the dispersive Fourier tr
Externí odkaz:
http://arxiv.org/abs/2404.18686
Autor:
Li, Baihong, Chen, Changhua, Yuan, Boxin, Zhang, Xiaofei, Dong, Ruifang, Zhang, Shougang, Jin, Rui-Bo
Entangled photons (biphotons) in the time-frequency degree of freedom play a crucial role in both foundational physics and advanced quantum technologies. Fully characterizing them poses a key scientific challenge. Here, we propose a theoretical appro
Externí odkaz:
http://arxiv.org/abs/2311.08164
Autor:
Hong, Huibo, Quan, Runai, Xiang, Xiao, Liu, Yuting, Liu, Tao, Cao, Mingtao, Dong, Ruifang, Zhang, Shougang
As a new approach to realizing high-precision time synchronization between remote time scales, quantum two-way time transfer via laboratory fiber link has shown significant enhancement of the transfer stability to several tens of femtoseconds. To ver
Externí odkaz:
http://arxiv.org/abs/2305.01897
A self-driven hybrid atomic spin oscillator is demonstrated in theory and experiment with a vapor Rb-Xe dual-spin system. The raw signal of Rb spin oscillation is amplified, phase-shifted and sent back to drive the Xe spins coherently. By fine tuning
Externí odkaz:
http://arxiv.org/abs/2301.12121