supported by the Youth Innovation Promotion Association of the Chinese Academy of Sciences (Grant No. 2018181);the Specialized Research Fund for State Key Laboratories;the National Natural Science Foundation of China (Grant No. 41404146);support for the mission from the Chinese Academy of Sciences。
On July 27,2022,a high-precision system for measuring the magnetic field based on a coherent population trapping magnetometer(referred to as the CPT system)was launched onboard the Space Advanced Technology demonstrat...
Project supported by the National Key R&D Program of China(Grant No.2021YFB2012600)。
We develop a quantum precision measurement method for magnetic field at the Tesla level by utilizing a fiber diamond magnetometer.Central to our system is a micron-sized fiber diamond probe positioned on the surface o...
funding from the National Key Research and Development Program of China(2021YFA1400700,2021YFB3501400);National Natural Science Foundation of China(NSFC)(62222515,12174438,11934019,12274438);Innovation Program for Quantum Science and Technology(2023ZD0301100);Basic frontier science research program of Chinese Academy of Sciences(ZDBS-LY-JSC003);CAS Project for Young Scientists in Basic Research(YSBR-100);Z.L.is grateful for the support from the Youth Innovation Promotion Association of the Chinese Academy of Sciences(No.2021008);supported by the Micro/nano Fabrication Laboratory of Synergetic Extreme Condition User Facility(SECUF).
Cavity optomechanical systems have enabled precision sensing of magnetic fields,by leveraging the optical resonance-enhanced readout and mechanical resonance-enhanced response.Previous studies have successfully achiev...
The accuracy of power system measurements directly affects the safe and stable operation of power grids. This study explores the application prospects of quantum sensing technology in power system measurements. The re...
the National Natural Science Foundation of China(Grant Nos.1212200199,12122506,12004165,12275117,and 12204230);Guangdong Basic and Applied Basic Research Foundation(Grant Nos.2021B1515020070 and 2022B1515020074);Guangdong Provincial Key Laboratory(Grant No.2019B121203002);Shen-zhen Science and Technology Program(Grant Nos.KQTD20200820113010023,RCBS20200714114820298,and RCYX20200714114522109).
Quantum enhanced metrology has the potential to go beyond the standard quantum limit and eventually to the ultimate Heisenberg bound.In particular,quantum probes prepared in nonclassical coherent states have recently ...
Founded by the Strategic Priority Research Program on Space Science,the Chinese Academy of Sciences(XDA15350000)。
The SMILE(Solar wind Magnetosphere Ionosphere Link Explorer)mission is a joint space science mission between the Chinese Academy of Sciences(CAS)and the European Space Agency(ESA),aiming to understand the interaction ...
supported by the National Key Research&Development(R&D)Program of China(Grant No.2022YFB3203400);the National Natural Science Foundation of China(Grant No.62103324);the National Natural Science Foundation of China(Grant No.52305618);the Chongqing Natural Science Basic Research Project(cstc2021jcyj-msxmX0801).
The chip-scale hybrid optical pumping spin-exchange relaxation-free(SERF)atomic magnetometer with a single-beam arrangement has prominent applications in biomagnetic measurements because of its outstanding features,in...
supported by the National Science Fund for Outstanding Young Scholars(37127701);the National Natural Science Foundation of China(77051001);the Innovation Program for Quantum Science and Technology(0300503).
The emergence of biomagnetism imaging has led to the development of ultrasensitive and compact spin-exchange relaxation-free(SERF)atomic magnetometers that promise high-resolution magnetocardiography(MCG)and magnetoen...
Fundamental Research Funds for the Central Universities(WK2030000062);Key Researchand Development Plan of Jiangsu Province(BE2022066-2);National Natural Science Foundation of China(12005218,52130510,62225506,62305324,62305324);CAS Project for Young Scientists in Basic Research(YSBR-049);Innovation Program for Quantum Science and Technology(2021ZD0303200)。
Portable quantum sensors are crucial for developing practical quantum sensing and metrology applications.Fiberized nitrogen-vacancy(NV)centers in diamonds have emerged as one of the most promising candidates for compa...
supported by the National Natural Science Foundation of China(No.62004029,No.62074029,No.61804023,No.61971108);the National Key Research and Development Program of China(No.2022YFB3206100,2022YFB3203602);the Key Research and Development Program of Sichuan Province(No.2022JDTD0020,No.2020ZHCG0038);the Sichuan Science and Technology Program(No.2020YJ0015).
This work presents a single-structure 3-axis Lorentz force magnetometer(LFM)based on an AlN-on-Si MEMS resonator.The operation of the proposed LFM relies on the flexible manipulation of applied excitation currents in ...