国家重点基础研究发展计划(2011CB921504)

作品数:16被引量:11H指数:2
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相关作者:刘洪力王育竹徐震付小虎刘亢亢更多>>
相关机构:中国科学院大学中国科学院上海高等研究院中国科学院中国科学院上海光学精密机械研究所更多>>
相关期刊:《Chinese Physics B》《Chinese Optics Letters》《中国激光》更多>>
相关主题:汞原子激光冷却ATOMSATOMTRANSITION更多>>
相关领域:理学机械工程建筑科学更多>>
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Demonstration of a cold atom beam splitter on atom chip被引量:1
《Chinese Physics B》2016年第8期77-80,共4页蒋小军 李晓林 张海潮 王育竹 
supported by the State Key Basic Research Program of China(Grant No.2011CB921504);the National Natural Science Foundation of China(Grant No.91536107)
We report an experimental demonstration of a new scheme to split cold atoms on an atom chip. The atom chip consists of a U-wire and a Z-wire. The cold atom cloud is initially loaded and prepared in the Z-trap, which i...
关键词:beam splitter cold atoms atom chip 
Electromagnetically induced transparency in a Zeeman-sublevels Λ-system of cold ^87Rb atoms in free space
《Chinese Physics B》2016年第3期200-204,共5页蒋小军 张海潮 王育竹 
Project supported by the National Basic Research Program of China(Grant No.2011CB921504);the National Natural Science Foundation of China(Grant No.91536107)
We report the experimental investigation of electromagnetically induced transparency (EIT) in a Zeeman-sublevels A-type system of cold 87Rb atoms in free space. We use the Zeeman substates of the hyperfine energy st...
关键词:electromagnetically induced transparency Zeeman-sublevels cold atoms 
Spin–orbit coupled Bose–Einstein condensates with Rydberg-dressing interaction
《Chinese Physics B》2015年第9期130-134,共5页吕昊 朱少兵 钱军 王育竹 
Project supported by the National Basic Research Program of China(Grant No.2011CB921504);the National Natural Science Foundation of China(Grant No.11104292)
Interaction between Rydberg atoms can be used to control the properties of interatomic interaction in ultracold gases by weakly dressing the atoms with a Rydberg state. Here we investigate the effect of the Rydberg-dr...
关键词:Bose–Einstein condensation spin–orbit coupling Rydberg-dressing gas quantum phase transition 
Polarization spectroscopy of the 1S0-3P1 transition of mercury isotopes at 253.7 nm
《Chinese Optics Letters》2015年第7期110-114,共5页付小虎 刘亢亢 赵儒臣 苟唯 孙剑芳 徐震 王育竹 
supported by the Research Project of Shanghai Science and Technology Commission(Grant No.09DJ1400700);the National Natural Science Foundation of China(Grant Nos.91436105);the National Basic Research Program of China(Grant No.2011CB921504)
We experimentally observe polarization spectroscopy (PS) of the 1S0-3P1 transition of mercury atom gases at 253.7 nm. The PS signal can be observed in all six richly abundant isotopes and the PS signal of six transi...
关键词:Frequency stability ISOTOPES Laser cooling Mercury (metal) Pumping (laser) SPECTROSCOPY 
用前馈控制方法提高连续紫外激光器的调谐性和稳定性被引量:5
《中国激光》2014年第12期15-21,共7页刘亢亢 刘洪力 赵儒臣 付小虎 徐震 王育竹 
国家973计划(2011CB921504);上海市科委基础研究重大项目(09DJ1400700)
连续可调谐的紫外激光一般通过红外或可见激光进行外腔倍频获得,然而倍频腔锁定电路的带宽限制了激光器的调谐性能。将前馈控制方法用于中性汞原子激光冷却的四倍频紫外激光器,即在调谐基频激光频率的同时,同步调节级联的两个倍频腔。...
关键词:激光器 四倍频 前馈控制方法 中性汞原子 激光冷却 相对功率噪声 
Effects of effective attractive multi-body interaction on quantum phase and transport dynamics of a strongly correlated bosonic gas across the superfluid to Mott insulator transition
《Chinese Physics B》2013年第11期204-210,共7页孙剑芳 崔国栋 姜伯楠 钱军 王育竹 
Project supported by the National Basic Research Program of China(Grant No.2011CB921504);the National Natural Science Foundation of China(Grant No.11104292)
We theoretically investigate quantum phases and transport dynamics of ultracold atoms trapped in an optical lattice in the presence of effective multi-body interaction. When a harmonic external potential is added, sev...
关键词:Bose-Hubbard model three-body interaction 
Transport dynamics of an interacting binary Bose Einstein condensate in an incommensurate optical lattice
《Chinese Physics B》2013年第10期140-145,共6页崔国栋 孙剑芳 姜伯楠 钱军 王育竹 
Project supported by the National Natural Science Foundation of China(Grant No.11104292);the National Basic Research Program of China(GrantNo.2011CB921504)
We investigate the transport dynamics of an interacting binary Bose-Einstein condensate in an incommensurate optical lattice and predict a novel splitting of a matter wavepacket induced by disorder potential and inter...
关键词:multicomponent Bose-Einstein condensates Anderson localization dynamic properties 
用于汞原子激光冷却的深紫外激光调谐和锁频系统(英文)被引量:3
《中国激光》2013年第9期25-28,共4页刘洪力 钱军 徐震 王育竹 
国家973计划(2011CB921504);国家自然科学基金(10974211/11104292);上海市科委基础研究重大项目(09DJ1400700)
开发了一种用于253.7nm深紫外激光器的低功耗频率调谐和锁频系统,这种锁频系统将在中性汞原子磁光阱中起到重要作用。该系统用两个级联的声光调制器分别做频率调谐和频率调制。利用该系统可将深紫外激光器的频率锁定在汞原子的1S0-3P1...
关键词:激光器 频率稳定 频率调制 激光冷却 深紫外激光 
Effects of transverse trapping on the ground state of a cigar-shaped two-component Bose-Einstein condensate
《Chinese Physics B》2013年第9期534-538,共5页崔国栋 孙剑芳 姜伯楠 钱军 王育竹 
supported by the National Natural Science Foundation of China (Grant No. 11104292);the National Basic Research Program of China (Grant No. 2011CB921504)
We derive the coupled nonpolynomial nonlinear Schr6dinger equations for a two-component Bose-Lmstem conaensate in a quasi-one-dimension geometry and investigate the effects of a tightly transverse trapping on the grou...
关键词:Boson mixtures trapped gases static properties of condensates transverse trapping 
Production of ^(87)Rb Bose Einstein condensates in a hybrid trap
《Chinese Physics B》2013年第5期417-420,共4页段亚凡 姜伯楠 孙剑芳 刘亢亢 徐震 王育竹 
Project supported by the National Natural Science Foundation of China (Grant No. 10974211);the National Basic Research Program of China (Grant No. 2011CB921504);the Research Project of Shanghai Science and Technology Commission, China (Grant No. 09DJ1400700)
We report a rapid evaporative cooling method using a hybrid trap which is composed of a quadrupole magnetic trap and a one-beam optical dipole trap. It contains two kinds of evaporative coolings to reach the quantum d...
关键词:ultra-cold atoms Bose-Einstein condensates optical dipole trap hybrid trap 
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