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A hybrid magnetometer towards femtotesla sensitivity under ambient conditions被引量：11: 《Science Bulletin》2021年第2期127-132,M0003,共7页Yijin Xie Huiyao Yu Yunbin Zhu Xi Qin Xing Rong Chang-Kui Duan Jiangfeng Du; supported by the National Key R&D Program of China(2018YFA0306600 and 2016YFB0501603);the National Natural Science Foundation of China(11761131011);the Chinese Academy of Sciences(GJJSTD20170001,QYZDY-SSW-SLH004 and QYZDBSSW-SLH005);Anhui Initiative in Quantum Information Technologies(AHY050000);the Youth Innovation Promotion Association of Chinese Academy of Sciences for the support。; Detecting magnetic field is of great importance for many applications,such as magnetoencephalography and underground prospecting.There have been many magnetometers being widely used since the age of Hall magnetometer....; 关键词：Diamond magnetometer NV centers Quantum sensing Flux concentrator

Detection of radio-frequency field with a single spin in diamond被引量：4: 《Science Bulletin》2016年第14期1132-1137,共6页Ying Liu Fei Kong Fazhan Shi Jiangfeng Du; supported by the National Basic Research Program of China(2013CB921800);the National Natural Science Foundation of China(11227901 and 31470835);the Chinese Academy of Sciences(XDB01030400);the Fundamental Research Funds for the Central Universities(WK2340000064); Detection of a.c. magnetic field is consequential for many developments in physical and biological sciences,and various designs of magnetometer have been proposed recently. However, the large size of sensor and the ex...; 关键词：Magnetometer - Nitrogen-vacancy center Quantum metrology Radio-frequency field

Optimizing ultrasensitive single electron magnetometer based on nitrogen-vacancy center in diamond被引量：5: 《Chinese Science Bulletin》2013年第24期2920-2923,共4页WANG PengFei JU ChenYong SHI FaZhan DU JiangFeng; supported by the National Basic Research Program of China (2013CB921800);the National Natural Science Foundation of China (11227901, 91021005, 10834005, 11104262) and the Chinese Academy of Sciences; The measurement of the weak magnetic field in nanoscale resolution and at room temperature is always a significant topic in biological, physical, and material science. Such detection can be used to decide the characte...; 关键词：单电子金刚石空位优化纳米级分辨率超灵敏弱磁场测量磁共振成像

INITIAL EXPERIMENT OF WHITFLIGHT SOLAR LONGITUDINAL MAGNETOMETER: 《Chinese Science Bulletin》1985年第11期1560-,共1页胡岳凤艾国祥季威韩峰明长荣张洪起刘建中李京王瑞兰艾贻民; According to the measuring results with the Kitt Peak Fourier spectrometer, a net circular polarization causing Stocks Ⅴ asymmetry in each spectral lines was discovered in a broad-band spectrum region, i.e. the white...; 关键词：SPECTROMETER SOLAR MAGNETOMETER asymmetry NARROW circular SOLAR CAUSING OBSERVATIONAL deter

EFFECTIVENESS OF DECREASING MAGNETIC ANISOTROPY OF AMORPHOUS ALLOYS BY ROTATIONAL FIELD ANNEALING: 《Chinese Science Bulletin》1985年第7期972-975,共4页官可洪; Ⅰ. INTRODUCTION Thin ribbons of amorphous alloys prepared by the rapid quenching method have different magnetic anisotropy, K_Q. If they are again annealed longitudinally and transversely, their induced magnetic anis...; 关键词：anisotropy magnetization annealed amorphous CURIE indue MAGNETOMETER quenching DIRECTIONS AGAIN

A CLIMATOSTRATIGRAPHIC SUBDIVISION OF LATE PLEISTOCENE STRATA NAMED BY MALAN FORMATION IN NORTH CHINA被引量：4: 《Chinese Science Bulletin》1984年第9期1239-1242,共4页安芷生卢演俦; Since Teilhard de Chardin and C. C. Young identified the Late Pleisocene loess which is distributed widely in Malan Formation of North China, it has become one of the marker beds of the Late Pleistocene.; 关键词：LOESS PLEISTOCENE STRATA marker MAGNETOMETER SEDIMENTARY thick subdivided manganese Plateau

EFFECT OF ROTATIONAL MAGNETIC FIELD ANNEALING ON THE MAGNETIC ANISOTROPY OF AMORPHOUS ALLOYS: 《Chinese Science Bulletin》1984年第6期740-742,共3页官可洪孙廷烈赵文成; Ⅰ.INTRODUCTION Magnetic anisotropy were observed in many liquid-quenched amorphous alloys. The magnetic anisotropy constant(K) can be expressed as:; 关键词：anisotropy amorphous MAGNETIZATION ROTATIONAL ANNEALING annealed ribbon CURIE quenched MAGNETOMETER

AN AUTOMATIC NMR MAGNETOMETER: 《Chinese Science Bulletin》1982年第9期1026-,共1页殷俊杰危启正卢景雰万谦; An automatic NMR magnetometer has been developed. It is in use of measuring static or varying magnetic field strength. It can automatically perform the completed measuring functions: searching, locking in and tracking...; 关键词：AUTOMATICALLY MAGNETOMETER SEARCHING completed manual MARKS LOCKING thousand volta 比加

MAGNETIC ANISOTROPY OF BaFe_(12-x)Ru_xO_(19) SINGLE CRYSTALS: 《Chinese Science Bulletin》1981年第2期113-115,共3页刘寄浙鹿牧金通政王自钧翟宏如; During the past two decades, a great deal of studies have been done in an attempt to improve the properties of the practically useful hard-magnetic material BaFe12O19 （BaM） by using the substitutional method. Unfort...; 关键词：anisotropy UNIAXIAL ATTEMPT replace practically MAGNETIZATION orbital MAGNETOMETER remarkable HEXAGONAL

SEISMOMAGNETIC EFFECT OF TANGSHAN EARTHQUAKE: 《Chinese Science Bulletin》1980年第9期755-759,共5页李存悌郑香媛邓顺兴; Measurements of the vertical components Z of geomagnetic field have been carried out once a month at 8 stationary observatories in Beijing region since October 1973 by using a proton precession magnetometer with sensi...; 关键词：MAGNETOMETER STATIONARY regularly PROTON evident deviation ABSOLUTE 文安 CURIE atmos

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