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COOLING: 作品数：843被引量：1473H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>>

Manipulation of High-Fidelity Sidebands under Large Detuning by Floquet Technology:Application to Multi-Mode Cooling: 《Chinese Physics Letters》2024年第11期53-61,共9页Xue-Ying Yang Zi-Dong Lin Shu-Ying Mu Wei Wu Chun-Wang Wu Yi Xie Ping-Xing Chen; supported by the National Natural Science Foundation of China(Grant Nos.11904402,12174447,12074433,12004430,and 12174448)。; The Floquet technology,a powerful way to manipulate quantum states,is employed to drive sidebands transition under large detuning.Our results demonstrate that high fidelities over 99%can be achieved through optimizing...; 关键词：tuning BANDS scheme

Cooling by Coulomb Heat Drag Based on Three Coupled Quantum Dots: 《Chinese Physics Letters》2023年第11期108-113,共6页高金柱刘行王建辉何济洲; supported by the National Natural Science Foundation of China(Grant No.11875034)。; We establish a model for a four-terminal thermoelectric system,based on three coupled quantum dots,which consists of a left/right electron reservoir(the source and the drain),two thermal reservoirs and three coupled q...; 关键词：RESERVOIRS RESERVOIR effect

Sympathetic Cooling of ^(40)Ca^(+_27)Al^+ Ion Pair Crystal in a Linear Paul Trap被引量：1: 《Chinese Physics Letters》2016年第10期49-52,共4页商俊娟崔凯枫曹健汪绍茂晁思嘉舒华林黄学人; Supported by the National High Technology Research and Development Program of China under Grant No 2012AA120701;the National Natural Science Foundation of China under Grant No 11174326; The 27Al＋ ion optical clock is one of the most attractive optical clocks due to its own advantages such as low black-body radiation shift at room temperature and insensitivity to the magnetic drift. However, it canno...; 关键词：Sympathetic Cooling of Ion Pair Crystal in a Linear Paul Trap is CA been in AL

Trapping and Cooling of Single Atoms in an Optical Microcavity by a Magic-Wavelength Dipole Trap: 《Chinese Physics Letters》2015年第10期68-71,共4页李文芳杜金锦文瑞娟李刚张天才; Supported by the National Basic Research Program of China under Grant No 2012CB921601;the National Natural Science Foundation of China under Grant Nos 11125418,61121064,61275210,61227902 and 91336107; We present trapping and cooling of single cesium atoms inside a microcavity by means of an intracavity far-off- resonance trap （FORT）. By the ＇magic＇ wavelength FORT, we achieve state-insensitive single-atom trapp...; 关键词：Trapping and Cooling of Single Atoms in an Optical Microcavity by a Magic-Wavelength Dipole Trap QED

Preparation of Ultracold Li^+ Ions by Sympathetic Cooling in a Linear Paul Trap: 《Chinese Physics Letters》2015年第8期70-73,共4页陈婷杜丽军宋红芳刘培亮黄垚童昕管桦高克林; Supported by the National Basic Research Program of China under Grant No 2010CB832803;the National Natural Science Foundation of China under Grant Nos 11004222 and 91121016;the Chinese Academy of Sciences; The 7Li＋ ion is one of the most important candidates for verifying QED theory and obtaining the precise value of the fine-structure constant ~. However, direct laser cooling of trapped Li＋ ions will lead to strong b...; 关键词：Preparation of Ultracold Li QED Ions by Sympathetic Cooling in a Linear Paul Trap Ca

Optimized Degenerate Bose-Fermi Mixture in Microgravity： DSMC Simulation of Sympathetic Cooling被引量：1: 《Chinese Physics Letters》2014年第4期41-45,共5页LUAN Tian JIA Tao CHEN Xu-Zong MA Zhao-Yuan; Supported by the National Fundamental Research Program of China under Grant Nos SQ2010CB511493 and 2011CB921501, and the National Natural Science Foundation of China under Grant Nos 61027016, 61078026, 10934010 and 91336103.; Applying the direct simulation Monte Carlo （DSMC） method developed for the cold atom system, we explore the possibility of a high-efflciency sympathetic cooling process between 87Rb and 40K without gravitational for...

The Nucleon Direct Urca Processes in a Cooling Neutron Star: 《Chinese Physics Letters》2013年第12期191-194,共4页XU Yan LIU Guang-Zhou LIU Cheng-Zhi FAN Cun-Bo WANG Hong-Yan ZHU Ming-Feng ZHAO En-Guang; Supported by the National Natural Science Foundation of China under Grant Nos 11075063,11073033,11247312 and 11103047.; In the relativistic mean field approximation,the relativistic energy losses of the nucleon direct Urca processes are studied in the degenerate baryon matter of neutron stars.We investigate the effects of hyperon degre...; 关键词：MESON RELATIVISTIC sharply

Background-Free Doppler Cooling of Trapped Ions Using Quadrupole Transition: 《Chinese Physics Letters》2013年第3期47-50,共4页ZHOU Fei XIE Yi CHEN Liang WAN Wei WU Hao-Yu FENG Mang; Supported by the National Basic Research Program of China under Grant No 2012CB922102;the National Natural Science Foundation of China under Grant Nos 10974225,11104325。; We demonstrate experimentally the Doppler cooling of ^(40)Ca^(+) ions using the S_(1/2)→D_(3/2) electric quadrupole transition,in which the scattering light that is much different from the exciting light makes it pos...; 关键词：SCATTERING TRANSITION DOPPLER

Cooling and Crystallization of Trapped ^(113)Cd+ Ions for Atomic Clock: 《Chinese Physics Letters》2013年第1期71-74,共4页WANG Shi-Guang ZHANG Jian-Wei MIAO Kai WANG Zheng-Bo WANG Li-Jun; Supported by the National Basic Research Program of China under Grant No 2010CB922901;Tsinghua University Scientific Research Initiative Program(No 20091081474).; We report recent experimental progress toward a trapped ^(113)Cd+ion microwave frequency standard.With laser cooling,a large number of trapped cadmium ions are cooled to crystallization and the temperature of the ion ...; 关键词：LIMITING microwave CRYSTALLIZATION

Influences of Both Δ^(−) and Δ^(0) Particles on the Neutron Star Cooling: 《Chinese Physics Letters》2012年第9期45-48,共4页DING Wen-Bo LI Ying MI Geng; The influences ofΔquartet,especially Δ^(−)and Δ^(0) particles,on the neutrino scatting and cooling properties of neutron stars are discussed.The results show thatΔquartet can change the density range of direct Urc...; 关键词：CONSTANTS MESON

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