Results 21 to 30 of about 654,074 (133)

Application and Performance Improvement of an Optical Power Stabilization System Based on MEMS-LCVR in a SERF Atomic Magnetometer

Photonics
A stabilization method utilizing MEMS technology combined with a liquid crystal variable retarder (LCVR) was developed to enhance fiber laser output power stability and was applied to a spin-exchange relaxation-free (SERF) atomic magnetometer ...
Yitong Li, Wenfei Zhang, Jianqi Yang, Ying Liu, Yueyang Zhai   +4 more
doaj   +2 more sources

Noninvasive detection of audiovisual superadditivity in rat brain by miniaturized SERF magnetometer. [PDF]

PLoS ONE
The neural mechanisms of multisensory integration, particularly the superadditive response where combined sensory inputs elicit neural activity exceeding the sum of unimodal responses, remain a central frontier in perceptual and cognitive neuroscience ...
Kexun Tang, Guanzhong Lu, Peixin Zhang, Hao Wang, Zixuan Wang, Jia Yao, Yi Ruan, Qiang Lin   +7 more
doaj   +2 more sources

Magnetocardiography in diagnosis of MINOCA: a case series [PDF]

Frontiers in Cardiovascular Medicine
BackgroundCurrently, there is a paucity of accurate, convenient, rapid, and efficient diagnostic approaches for myocardial infarction with non-obstructive coronary arteries (MINOCA) in patients who have undergone coronary angiography (CAG) or coronary ...
Xiaoyan Xue, Xiaoyan Xue, Xiaoyan Xue, Xiaoyan Xue, Jiandong Zhang, Yuheng Zhou, Yuheng Zhou, Yuheng Zhou, Yuheng Zhou, Yihao Zhu, Yihao Zhu, Yihao Zhu, Yihao Zhu, Jiaqi Liang, Jiaqi Liang, Jiaqi Liang, Jiaqi Liang, Kangqi Tian, Kangqi Tian, Kangqi Tian, Kangqi Tian, Dong Xu, Yuguo Chen, Yuguo Chen, Yuguo Chen, Yuguo Chen, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Min Xiang, Min Xiang, Min Xiang, Min Xiang, Min Xiang, Min Xiang   +37 more
doaj   +2 more sources

Research on the Application of Silver Nanowire-Based Non-Magnetic Transparent Heating Films in SERF Magnetometers [PDF]

Sensors
We propose a non-magnetic transparent heating film based on silver nanowires (Ag-NWs) for application in spin-exchange relaxation-free (SERF) magnetic field measurement devices.
Yi Ge, Yuhan Li, Yang Li, Xuejing Liu, Xiangmei Dong, Xiumin Gao   +5 more
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Fast In-Situ Triaxial Remanent Magnetic Field Measurement for Single-Beam SERF Atomic Magnetometer Based on Trisection Algorithm

Photonic Sensors, 2023
We demonstrate a method for quickly and automatically detecting all three components of a remanent magnetic field around a shielded spin-exchange relaxation-free (SERF) atomic magnetometer (AM) using the trisection algorithm (TSA) for zero-field ...
Tengyue Long, Bangcheng Han, Xinda Song, Yuchen Suo, Le Jia   +4 more
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Magnetocardiography in the diagnosis of suspected ANOCA: a case series [PDF]

Frontiers in Cardiovascular Medicine
Patients with angina pectoris with non-obstructive coronary artery disease (ANOCA) often present to cardiology outpatient clinic or emergency departments with manifestations mimicking acute coronary syndrome (ACS).
Xiaoyan Xue, Xiaoyan Xue, Xiaoyan Xue, Xiaoyan Xue, Jiandong Zhang, Yuheng Zhou, Yuheng Zhou, Yuheng Zhou, Yuheng Zhou, Lei Cheng, Lei Cheng, Lei Cheng, Lei Cheng, Yihao Zhu, Yihao Zhu, Yihao Zhu, Yihao Zhu, Jiaqi Liang, Jiaqi Liang, Jiaqi Liang, Jiaqi Liang, Kangqi Tian, Kangqi Tian, Kangqi Tian, Kangqi Tian, Dong Xu, Shuting Xiang, Qian Li, Jun Xiao, Yu Ma, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Xu Zhang, Min Xiang, Min Xiang, Min Xiang, Min Xiang, Min Xiang, Min Xiang   +41 more
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Study on the Magnetic Noise Characteristics of Amorphous and Nanocrystalline Inner Magnetic Shield Layers of SERF Co-Magnetometer. [PDF]

Materials (Basel), 2022
With the widespread use of magneto-sensitive elements, magnetic shields are an important part of electronic equipment, ultra-sensitive atomic sensors, and in basic physics experiments. Particularly in Spin-exchange relaxation-free (SERF) co-magnetometers,
Liu Y, Gao H, Ma L, Quan J, Fan W, Xu X, Fu Y, Duan L, Quan W.   +8 more
europepmc   +2 more sources

Drug Monitoring by Optically Pumped Atomic Magnetometer

IEEE Photonics Journal, 2022
A novel drug monitoring method is experimentally demonstrated by optically pumped atomic magnetometer. An elliptically polarized single-beam spin-exchange-relaxation-free atomic magnetometer (SERF AM) is used to realize magnetorelaxometry (MRX ...
Yi Ruan, Xiang He, Limeng Ruan, Fan Liu, Zhiwen Zhang, Jiaqi Weng, Qinying Yan, Guoyi Zhang, Kan Li, Wenqiang Zheng, Qiang Lin   +10 more
doaj   +1 more source

Study on the measurement of magnetic vector potentials using an optically pumped atomic magnetometer [PDF]

, 2023
岩手大学博士（工学）原著論文 Differential behavior of magnetic field and magnetic vector potential in an optically pumped Rb atomic magnetometer, Yuya Shoji, Masahiro Daibo, AIP Advances, 13(2), 025127, 2023doctoral ...
正路, 裕也, SHOJI, Yuya
core   +1 more source

An FPGA-Based DDS-Synchronized Quadrature Lock-In Module for Sweep-Field Demodulation in a Single-Beam SERF Magnetometer. [PDF]

Sensors (Basel)
Sweep-field operation in a single-beam spin-exchange relaxation-free (SERF) magnetometer requires stable extraction of the dispersion zero-crossing. A frequency mismatch between the modulation signal and the demodulation references, or an unsuitable low ...
Zhang D, Hao X, Jia R, Yu X, Fu Y, Ma N, Cui Z.   +6 more
europepmc   +2 more sources