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An Atomic Magnetometer with Spin-Projection Noise Proportional to (T_2)^(1/2): 《Chinese Physics Letters》2019年第2期4-7,共4页Hai-Feng Dong Xiao-Fei Wang Ji-Min Li Jing-Ling Chen Yuan Ren; Supported by the National Natural Science Foundation of China under Grant Nos 51675034 and 61273067;the Natural Science Foundation of Beijing Municipality under Grant No 7172123; There is a comm on sense view for atomic magnetometers that their spin-projection-noises(SPNs) are inversely proportional to (T_2)^(1/2), where (T_2)^(1/2) is the transverse relaxation time. We analyze the current ato...; 关键词：AN ATOMIC MAGNETOMETER with Spin-Projection Noise Proportional to T2

All-Optical Vector Cesium Magnetometer被引量：3: 《Chinese Physics Letters》2017年第5期124-127,共4页孙伟民黄强黄宗军王平稳张军海; Supported by the National Natural Science Foundation of China under Grant Nos U1631239 and U1331114;the 111 Project to Harbin Engineering University under Grant No B13015; Based on power modulation of a pump laser and precessional projection detection, we present an all-optical vector magnetometer of cesium, which has a demonstrated magnitude sensitivity of 80fF/Hz^1/2 and an orientatio...; 关键词：All-Optical Vector Cesium Magnetometer

Close-Loop Bell-Bloom Magnetometer with Amplitude Modulation被引量：1: 《Chinese Physics Letters》2015年第9期174-177,共4页黄海超董海峰郝慧杰胡旭阳; Supported by the National Natural Science Foundation of China under Grant Nos 61273067 and 61074171;the National Basic Research Program of China under Grant No 2012CB934104; A high sensitive optical amplitude modulation magnetometer is investigated and demonstrated experimentally. We build an experimental platform for the atomic magnetometer and configure it as a Bell-Bloom magnetometer w...; 关键词：Close-Loop Bell-Bloom Magnetometer with Amplitude Modulation

Domain Structure and Magnetization Process in Short Glass-Coated Amorphous Microwires with Positive Magnetostriction: 《Chinese Physics Letters》2012年第10期209-212,共4页LIU Kai-Huang LU Zhi-Chao LI De-Ren LIU Tian-Cheng ZHOU Shao-Xiong; Supported by the National Natural Science Foundation of China under Grant No 50771034.; The domain structure and magnetisation process in short glass-coated amorphous Fe45Co20Ni10Si9B16 microwires are investigated by analyzing the hysteresis loops measured by a vibrating sample magnetometer.Methods of ca...; 关键词：CRITICAL outer MAGNETOMETER

A High Sensitivity Laser-Pumped Cesium Magnetometer: 《Chinese Physics Letters》2012年第10期18-20,共3页HUANG Kai-Kai LI Nan LU Xuan-Hui; Supported in part by the National Basic Research Program of China under Grant No 2012CB921602;the National Natural Science Foundation of China under Grant Nos 10874012,10974177;the Program of International Science and Technology Cooperation of China under Grant No 2010DFA04690。; An atomic magnetometer based on optically detected magnetic resonance is investigated and demonstrated experimentally.We build an 894 nm external cavity diode laser which is frequency locked to the F=4→F'=3 transitio...; 关键词：MAGNETOMETER CAVITY COHERENT

FMAA-MS Investigation into Ni_(68)Fe_(32) Nanoalloy with Sample Length Less than 30mm: 《Chinese Physics Letters》2011年第8期221-224,共4页LI Ping-Yun CAO Zhen-Hua JIANG Zhong-Hao MENG Xiang-Kang; by the National Basic Research Program of China under Grant No 2010CB631004;the Fundamental Research Funds for the Central Universities(1112021302,1106021343 and 1116021301);the PAPD,and the National Natural Science Foundation of China(11004098,50831004,51001060).; An investigation into the properties of nanocrystalline(NC)materials with sample lengths less than 30 mm seems to be a challenge by using conventional mechanical spectroscopy(MS).We use a newly developed frequency mod...; 关键词：alloy FRICTION MAGNETOMETER

CPT Magnetometer with Atomic Energy Level Modulation被引量：4: 《Chinese Physics Letters》2008年第2期472-474,共3页刘国宾杜润昌刘朝阳顾思洪; Supported by National Natural Science Foundation of China under Grant Nos 10574141 and 10675162.; We propose and experimentally investigate a coherent population trapping state based magnetometer prototype with ^87Rb atoms. Through modulating Zeeman sublevels with an ac magnetic field, not only a phase sensitive d...; 关键词：PHASE COHERENCE CLOCKS

A Volt-Second Source for Calibration of Integrator in a Pulsed Field Magnetometer被引量：3: 《Chinese Physics Letters》2007年第11期3088-3091,共4页林安利贺建张跃 John Dudding Michael Hall; A volt-second （Vs） source intended for absolutely calibrating the integrator in a pulsed field magnetometer （PFM） is designed and proven to be with accurate rising and falling edges and reasonable lower uncertaint...

Tl_(2)Ba_(2)CaCu_(2)O_(x) Bicrystal Junction DC-SQUID Magnetometers Operating in Unshielded Environment被引量：1: 《Chinese Physics Letters》2000年第11期847-849,共3页HAN Bing CHEN Geng-Hua ZHANG Li-Hua ZHAO Shi-Ping YANG Qian-Sheng YAN Shao-Lin LU Rong-Tao; Supported by the National Center for R&D on Superconductivity and the Ministry of Science and Technology of China(NKBRSF-G19990646).; We fabricated direct-current superconducting quantum interference device magnetometers with single layer epi-taxial Tl_(2)Ba_(2)CaCu_(2)O_(x) films on 36.8° SrTiO_(3) bicrystal substrates.The white Aux noise and the ...; 关键词：MAGNETOMETER CRYSTAL SQUID

Field and Current Distribution in Superconducting Film Under Partial Field Penetration: 《Chinese Physics Letters》1997年第9期701-704,共4页XU Xiao-nong SUN Ai-min DING Shi-ying JIN Xin YAO Xi-xian YAN Shao-lin WEN Hai-hu; Supported by the National Foundation for Doctoral Education;the National Center for Research and Development on Superconductivity.; Using finite-element analysis in a self-consistent way with the self-field of the current considered for superconducting thin film,the field and current distributions under partial field penetration are calculated bas...; 关键词：FIELD MAGNETOMETER vibrating

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