Zobrazeno 1 - 10
of 90
pro vyhledávání: '"Wei Quan"'
Publikováno v:
Journal of Physics D: Applied Physics. 56:135001
Spin-exchange relaxation-free (SERF) co-magnetometers have promising applications in both inertial navigation and fundamental physics experiments. However, the fluctuation in the spin polarization caused by the probe beam has a non-negligible influen
Publikováno v:
Chinese Physics B. 32:030701
A miniaturized atomic spin-exchange relaxation-free (SERF) co-magnetometer measures angular velocity using a balanced polarimetry technique which is easily affected by the laser power. A laser power closed-loop control system is usually used to suppr
Publikováno v:
Measurement Science and Technology. 34:015113
According to the temperature characteristics of spin-free exchange relaxation (SERF) co-magnetometer, three temperature compensation methods are proposed in this paper, including particle swarm optimization radial basis function (PSO-RBF) neural netw
Publikováno v:
Journal of Physics D: Applied Physics. 55:335106
The actual vapor density characterizing the alkali metal spin-exchange rate remains a compelling issue for spin-exchange optical pumping. Based on the deduced relationship between the Faraday rotation angle and the rubidium vapor number density using
Carrier-envelope phase dependence of high-order above-threshold ionization by few-cycle laser pulses
Autor:
Jing Chen, Yu Zhou, YanLan Wang, Wei Quan, XiaoJun Liu, Meng Zhao, Li Guo, RenPing Sun, XuanYang Lai, MingZheng Wei, ZhiLei Xiao, SongPo Xu
Publikováno v:
Journal of Physics B: Atomic, Molecular and Optical Physics. 54:144008
Publikováno v:
Journal of Physics: Conference Series. 1754:012071
Pantograph catenary contact point is an important monitoring object during pantograph catenary operation, which reflects the state of pantograph catenary operation. However, due to the relatively small contact area of the target area, it is still a c
Publikováno v:
Measurement Science and Technology. 32:025112
A new concept for probe light intensity stability control and high-frequency modulation based on an acousto-optic modulation in a K-Rb-21Ne co-magnetometer is reported. The structure and optical path are ingeniously designed to avoid the interference
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 587:012038
The paper establishes a new multiple classifier for grading the traffic accident based on the Hard Decision Model and the parallel topological structure. Logistic Regression, decision tree(DT) and BP Neural Network are selected as the base classifier
Publikováno v:
Journal of Physics: Conference Series. 1601:042011
With the proposal of intelligent high-speed railway, the research on remotely monitoring the intelligent traction substation becomes a key subject of high-speed railway safe operation. However, mosquitos adhered to the glass window or camera lens can
Autor:
Wei Quan, Yuchen Peng, Wang Ye, Xuemin Lu, Ning Zhou, Dong Zou, Danyang Zheng, Guo Shaopeng, Liu Yueping
Publikováno v:
Journal of Physics: Conference Series. 1544:012140
The pantograph is an important component of railway pantograph-catenary system, which can provide electric current for electrified railway electric locomotive. Since the pantograph is in an open roof environment, the defects of the pantograph are ine