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COOLING: 作品数：849被引量：1480H指数：13; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：刘相华张小松王国栋彭良贵朱锟更多>>; 相关机构：北京航空航天大学东北大学上海交通大学南京航空航天大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划中国博士后科学基金更多>>

Coherent feedback ground-state cooling of mechanical resonators assisted by a quantum well: 《Chinese Physics B》2025年第4期405-411,共7页Qinghong Liao Songyun Ouyang Shaoping Cheng Yiping Cheng; supported by the National Natural Science Foundation of China(Grant Nos.62061028 and 62461035);the Key Project of Natural Science Foundation of Jiangxi Province(Grant No.20232ACB202003);the Finance Science and Technology Special“contract system”Project of Nanchang University Jiangxi Province(Grant No.ZBG20230418015);the Natural Science Foundation of Chongqing(Grant No.CSTB2024NSCQ-MSX0412);the Opening Project of Shanghai Key Laboratory of Special Artificial Microstructure Materials and Technology(Grant No.ammt2021A-4).; We theoretically investigate a cooling scheme assisted by a quantum well(QW)and coherent feedback within a hybrid optomechanical system.Although the exciton mode in the QW and the mechanical resonator(MR)are initially...; 关键词：ground-state cooling quantum well coherent feedback optomechanical system

Electromagnetically-induced-absorption-like ground state cooling in a hybrid optomechanical system: 《Chinese Physics B》2025年第4期413-421,共9页Yaoyong Dong Xuejun Zheng Denglong Wang Peng Zhao; Project supported by the National Natural Science Foundation of China(Grant No.11832016);the National Key Research and Development Program of China(Grant No.2021YFB4000802);the Steady Support Fund for the State Key Laboratory(Grant No.JBS242800180).; We present a scheme for the electromagnetically-induced-absorption(EIA)-like ground state cooling in a hybrid optomechanical system which is combined by two-level quantum systems(qubits)and a high-Q optomechanical cav...; 关键词：electromagnetically induced absorption ground state cooling OPTOMECHANICS

Influence of cooling atmosphere on the structure,magnetization,and dielectric properties of CaBaCo_(4)O_(7): 《Chinese Physics B》2025年第4期585-589,共5页Gaoshang Gong Minghao Wang Ruoshui Liu Yang Wu Lichen Wang Yongqiang Wang Baogen Shen; Project supported by the Key Research Project of Colleges and Universities of Henan Province(Grant No.23A140017);the Research Project of Department of Science and Technology of Henan Province(Grant No.242102231072);the National Natural Sciences Foundation of China(Grant No.52402336);the special fund of the Ningbo Institute of Materials Technology and Engineering,Chinese Academy of Sciences“New magnetic materials and structural devices for 5G communication”(Grant No.E41602QB01).; CaBaCo_(4)O_(7)has been widely studied because of its distinctive structure and magnetic properties.This study examined the influence of different cooling atmospheres on the structure,magnetic properties,and dielectri...; 关键词：CaBaCo_(4)O_(7) cooling atmosphere MAGNETIZATION DIELECTRIC

Apparatus for producing single strontium atoms in an optical tweezer array: 《Chinese Physics B》2024年第12期100-105,共6页Kai Wen Huijin Chen Xu Yan Zejian Ren Chengdong He Elnur Hajiyev Preston Tsz Fung Wong Gyu-Boong Jo; support from the RGC through 16306119,16302420,16302821,16306321,16306922,16302123,C6009-20G,N-HKUST636-22,and RFS21226S04;support from the Guangzhou and Nansha District Postdoctoral Project;support from the RGC for RGC Postdoctoral fellowship。; We outline an experimental setup for efficiently preparing a tweezer array of^(88)Sr atoms.Our setup uses permanent magnets to maintain a steady-state two-dimensional magneto-optical trap(MOT)which results in a loadin...; 关键词：optical tweezer array single atom sisyphus cooling

Structure and dynamical properties during solidification of liquid aluminum induced by cooling and compression: 《Chinese Physics B》2024年第7期476-481,共6页吴旻杨永琪王垚; Project supported by the National Natural Science Foundation of China(Grant No.51701180);the Foundation of the State Key Laboratory of Coal Conversion,China(Grant No.J22-23-103)。; The structural transformation from a liquid into a crystalline solid is an important subject in condensed matter physics and materials science. In the present study, first-principles molecular dynamics calculations ar...; 关键词：first-principles method molecular dynamics short-range order liquid aluminum

Preparation and cooling performance analysis of double-layer radiative cooling hybrid coatings with TiO_(2)/SiO_(2)/Si_(3)N_(4) micron particles被引量：2: 《Chinese Physics B》2023年第11期498-507,共10页赵洋春周勇敏; Passive daytime radiative cooling is achieved by radiating heat into outer space through electromagnetic waves without energy consumption. A scalable double-layer coating with a mixture of TiO_(2), SiO_(2), and Si_(3)...; 关键词：radiative cooling coatings thermal radiation infrared emissivity

Sympathetic electromagnetically induced transparency ground state cooling of a~(40)Ca^(+)–~(27)Al^(+)pair in an~(27)Al^(+)clock: 《Chinese Physics B》2023年第5期365-370,共6页孙成龙崔凯枫晁思嘉魏远飞袁金波曹健舒华林黄学人; the National Key R&D Program of China(Grant No.2017YFA0304401);the Technical Innovation Program of Hubei Province(Grant No.2018AAA045);the National Natural Science Foundation of China(Grant No.11904387)。; We report on electromagnetically induced transparency cooling of ^(40)Ca^(+)to sympathetically cool the threedimensional secular modes of motion in a ^(40)Ca^(+)–^(27)Al^(+)two-ion pair near the ground state.We obser...; 关键词：sympathetic electromagnetically induced transparency cooling trapped ions motional ground state ~(27)Al^(+)optical clock

Development of a cryogen-free dilution refrigerator被引量：1: 《Chinese Physics B》2022年第12期146-154,共9页Zhongqing Ji Jie Fan Jing Dong Yongbo Bian Zhi-Gang Cheng; supported by Key Research Program of Frontier Sciences,CAS(Grant No.ZDBS-LY-SLH0010);Beijing Natural Science Foundation(Grant No.JQ21002);Beijing Council of Science and Technology(Grant Nos.Z201100008420006 and Z211100004021012); With thermal fluctuation strongly suppressed,low temperature environment is essential for studies of condensed matter physics and developments of quantum technologies.Ultra-low temperature below 20 m K has demonstrate...; 关键词：cryogen-free dilution refrigerator heat exchanger cooling power HELIUM

Effective sideband cooling in an ytterbium optical lattice clock: 《Chinese Physics B》2022年第9期234-237,共4页Jin-Qi Wang Ang Zhang Cong-Cong Tian Ni Yin Qiang Zhu Bing Wang Zhuan-Xian Xiong Ling-Xiang He Bao-Long Lv; Project supported by the National Natural Science Foundation of China(Grant No.U20A2075).; Sideband cooling is a key technique for improving the performance of optical atomic clocks by preparing cold atoms and single ions into the ground vibrational state.In this work,we demonstrate detailed experimental re...; 关键词：sideband cooling yterbium optical atomic clock optical lattice

Research on the ions’axial temperature of a sympathetically-cooled ^(113)Cd^(+)ion crystal被引量：1: 《Chinese Physics B》2021年第11期318-324,共7页Nong-Chao Xin Sheng-Nan Miao Hao-Ran Qin Li-Ming Guo Ji-Ze Han Hua-Xing Hu Wen-Xin Shi Jian-Wei Zhang Li-Jun Wang; Project supported by the Beijing Natural Science Foundation(Grant No.1202011);the Tsinghua University Initiative Scientific Research Program,the National Natural Science Foundation of China(Grant No.12073015);the National Key Research and Development Program of China(Grant No.2016YFA0302101).; Molecular dynamics simulation of a sympathetically-cooled ^(113)Cd^(+)ion crystal system is achieved.Moreover,the relationship between ions’axial temperature and different electric parameters,including radio frequenc...; 关键词：ion temperature sympathetic cooling electric parameters microwave clock

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