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CA^+: 作品数：64被引量：114H指数：5; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：张兴初胡义华王小涓王东升杨世和更多>>; 相关机构：广东工业大学香港科技大学中国科学院咸宁医学院更多>>; 相关期刊：《Chinese Physics Letters》《广东工业大学学报》《激光技术》《中国神经免疫学和神经病学杂志》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广西壮族自治区自然科学基金广东省卫生厅资助课题更多>>

Progress on the^40Ca^+ion optical clock: 《Chinese Physics B》2020年第7期69-76,共8页Baolin Zhang x Yao Huang Huaqing Zhang Yanmei Hao Mengyan Zeng Hua Guan Kelin Gao; Project supported by the National Key Research and Development Program of China(Grant Nos.2017YFA0304401,2018YFA0307500,2017YFA0304404,and 2017YFF0212003);the National Natural Science Foundation of China(Grant Nos.11622434,11774388,11634013,11934014,and 91736310);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB21030100);the CAS Youth Innovation Promotion Association(Grant Nos.Y201963 and 2018364);the Science Fund for Distinguished Young Scholars of Hubei Province,China(Grant No.2017CFA040).; Progress of the ^40Ca^+ion optical clock based on the 4^2S1/2-3d ^2D5/2 electric quadrupole transition is reported.By setting the drive frequency to the“magic”frequencyΩ0,the frequency uncertainty caused by the scal...; 关键词：^40Ca^+ion optical clocks “magic”drive frequency frequency uncertainty frequency stability

Improvement of Stability of ^40Ca^＋ Optical Clock with State Preparation: 《Chinese Physics Letters》2018年第7期37-40,共4页曾孟彦黄垚邵虎王淼张华青张宝林管桦高克林; Supported by the National Key R&D Program of China under Grant No 2017YFA0304401;the National Natural Science Foundation of China under Grant Nos 91336211,11634013,11474318 and 11622434;the Strategic Priority Research Program B of Chinese Academy of Sciences under Grant No XDB21030100;the Hubei Provincial Science Fund for Distinguished Young Scholars under Grant No 2017CFA040;the Youth Innovation Promotion Association of Chinese Academy of Sciences under Grant No2015274; Stability is one of most important performances of an atomic clock. Here we describe our recent work on improving the stability of our ^40Ca^＋ optical clock. State preparation is adopted to transfer the ion to the gr...

Relationship measurement between ac-Stark shift of^40Ca^+clock transition and laser polarization direction: 《Chinese Physics B》2017年第9期582-585,共4页宋红芳陈邵龙曾孟彦黄垚邵虎唐永波管桦高克林; Project supported by the National Natural Science Foundation of China(Grant Nos.91336211,11634013,11622434,11474318,and 11504094);the Chinese Academy of Sciences(Grant No.XDB21030000); Ac-Stark shift of atom levels is caused by an ac-electromagnetic field. As an electromagnetic wave, laser light does induce ac-Stark shift. It is proved experimentally that if the light is linearly polarized, the dyna...; 关键词：clock transition ac-Stark shift laser polarization direction

Photodissociation Study of Ca^＋-Dipropylamine Complex: 《Chinese Journal of Chemical Physics》2016年第5期539-544,I0001,共7页陈西亚金兵程元王东升杨世和; Gas-phase Ca^＋-dipropylamine complex has been subjected to photodissociation （400-690 nm）. One reactive product, Ca^＋-NHC3H7, is detected only in the region of 450-528 nm, besides the evaporation fragment of Ca^＋...; 关键词：PHOTODISSOCIATION Ca^＋ Dipropylamine B2-PLYP TD-DFT

Hyperpolarizabilities of alkaline-earth metal ions Be^+, Mg^+, and Ca^+: 《Science China(Physics,Mechanics & Astronomy)》2016年第9期33-38,共6页Dong Yin Yong-Hui Zhang Cheng-Bin Li Ke-Lin Gao Ting-Yun Shi; supported by the National Natural Science Foundation of China (Grant No. 91536102);the National Basic Research Program of China (Grant No. 2012CB821305); The knowledge of the hyperpolarizabilities of atoms and ions is helpful for the analysis of the high order effects of the frequency shifts in precision spectroscopy experiments. Liu et al. [Phys. Rev. Lett. 114, 2230...; 关键词：HYPERPOLARIZABILITY alkaline-earth metal ion finite field method

Precision spectroscopy with a single ^(40)Ca^+ ion in a Paul trap: 《Chinese Physics B》2015年第5期103-116,共14页管桦黄垚刘培亮边武邵虎高克林; supported by the National Basic Research Program of China(Grant Nos.2012CB821301 and 2005CB724502);the National Natural Science Foundation of China(Grant Nos.11474318,91336211,and 11034009);Chinese Academy of Sciences; Precision measurement of the 4s2 S1/2-3d2 D5/2 clock transition based on 40Ca＋ ion at 729 nm is reported. A single 40Ca＋ ion is trapped and laser-cooled in a ring Paul trap, and the storage time for the ion is more ...; 关键词：optical frequency standard precision spectroscopy Ca＋ ion lifetime measurement magic wavelength

Correlation between the magic wavelengths and the polarization direction of the linearly polarized laser in the Ca^+ optical clock: 《Chinese Physics B》2015年第3期474-477,共4页刘培亮黄垚边武邵虎钱源管桦唐丽艳高克林; supported by the National Basic Research Program of China(Grant No.2012CB821301);the National Natural Science Foundation of China(Grant Nos.11474318,91336211,and 11034009);the Chinese Academy of Sciences; The magic wavelengths for different Zeeman components are measured based on the ^40Ca^＋ optical clock. The dynamic dipole polarizability of a non-zero angular moment level has correlation with the polarization direct...; 关键词：optical clock dynamic dipole polarizability linearly polarized laser

长期使用Ca^+1.25mmol/L透析液对维持性血液透析患者矿物质代谢的影响被引量：3: 《中国血液净化》2015年第2期93-96,共4页唐利廖常彬钟春梅; 目的观察长期应用钙离子浓度为1.25mmol/L的低钙透析液(low calcium dialysate,LCa D)对维持性血液透析患者(maintained hemodialysis,MHD)矿物质代谢的影响。方法选择进行血液透析治疗3个月以上的慢性肾衰竭患者50例,分别观察应用低钙...; 关键词：血液透析 1.25mmol/L钙浓度透析液矿物质代谢

Determining the structural phase transition point from the temperature of ^(40)Ca^+ Coulomb crystal: 《Chinese Physics B》2014年第12期155-158,共4页陈婷杜丽军宋红芳刘培亮黄垚童昕管桦高克林; Project supported by the National Basic Research Program of China(Grant Nos.2010CB832803 and 2012CB821301);the National Natural Science Foundation of China(Grant Nos.11004222 and 91121016);the Chinese Academy of Sciences; We observed the linear-to-zigzag structural phase transition of a ^40Ca^＋ crystal in a homemade linear Paul trap. The values of the total temperature of the ion crystals during the phase transition are derived using ...; 关键词：phase transition point ion crystal structure molecular-dynamics simulation

Preliminary Frequency Comparison of Two 40^Ca^＋ Optical Frequency Standards: 《Chinese Physics Letters》2014年第11期51-54,共4页刘培亮黄垚边武邵虎钱源管桦高克林; Supported by the National Basic Research Program of China under Grant Nos 2012CB821301, the National Natural Science Foundation of China under Grant Nos 91336211, 11034009, 11304363 and 11004222, and the Chinese Academy of Sciences.; Frequency comparison is one of the most efficient ways to evaluate the performance of a frequency standard. Based on the pre-existing 40^Ca＋ optical frequency standard, we set up the second 40^Ca^＋ optical frequency...

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