云南高校图书馆联盟文献共享服务平台- 国家自然科学基金(60808009)

国家自然科学基金(60808009): 作品数：10被引量：20H指数：2; 导出分析报告; 相关作者：贾锁堂赵延霆姬中华马杰汪丽蓉更多>>; 相关机构：山西大学更多>>; 相关期刊：《光学学报》《Chinese Physics B》《Chinese Physics Letters》《中国激光》更多>>; 相关主题：PHOTOASSOCIATIONMOLECULES铯分子缔合更多>>; 相关领域：理学电子电信机械工程更多>>

Investigation of ultracold atoms and molecules in a dark magneto-optical trap: 《Chinese Physics B》2012年第11期179-183,共5页汪丽蓉姬中华元晋鹏杨艳赵延霆马杰肖连团贾锁堂; Project supported by the National Basic Research Program of China (Grant No. 2012CB921603);the International Science & Technology Cooperation Program of China (Grant No. 2011DFA12490);the National Natural Science Foundation of China (Grant Nos.10934004,60978001,60978018,60808009,61078001,and 61008012);the Natural Science Foundation of Shanxi Province,China (Grant No. 2011011004); In this paper, ultracold atoms and molecules in a dark magneto-optical trap （MOT） are studied via depumping the cesium cold atoms into the dark hyperfine ground state. The collision rate is reduced to 0.45 s-1 and t...; 关键词：cold atom dark magneto-optical trap PHOTOASSOCIATION

超冷铷铯极性分子振转光谱的实验研究: 《物理学报》2012年第21期189-195,共7页杨艳姬中华元晋鹏汪丽蓉赵延霆马杰肖连团贾锁堂; 国家重点基础研究发展计划(批准号:2012CB921603);国家国际科技合作专项(批准号:2011DFA12490);国家自然科学基金(批准号:10934004,60978018,61008012,60808009,61078001,60978001);国家基金委创新研究群体(批准号:61121064);山西省国际合作项目(批准号:2011081030);山西省自然科学基金(批准号:2011011004)资助的课题~~; 利用激光冷却俘获技术在双暗磁光阱中获得高密度的超冷铷原子和铯原子,通过光缔合方法制备超冷铷铯极性分子.采用共振增强双光子电离技术探测基三重态a^3∑^+的铷铯分子,产率约为10~4/s.通过改变缔合光频率,获得(2)0^+,(3)0^-,(2)0^-等...; 关键词：光缔合超冷铷铯分子振转光谱

飞行时间质谱探测磁光阱中超冷分子离子的实验研究被引量：1: 《物理学报》2012年第18期122-127,共6页元晋鹏姬中华杨艳张洪山赵延霆马杰汪丽蓉肖连团贾锁堂; 国家重点基础研究发展计划(批准号:2012CB921603);国家自然科学基金重点项目(批准号:10934004);国家自然科学基金(批准号:60808009;60978018;60978001;61008012;11174187;11004125)国家自然科学基金创新群体科学基金(批准号:61121064)资助的课题~~; 利用飞行时间质谱探测了由磁光阱中的俘获光和再泵浦光光缔合作用形成的超冷基态铯分子,研究了微通道板工作电压、加速电场强度和加速电场持续时间对铯分子离子信号强度的影响.实验结果与理论模型的拟合一致;获得了适合实验条件的最优...; 关键词：飞行时间质谱超冷分子磁光阱光缔合

Precise measurement of the line width of the photoassociation spectra of ultracold molecules by using a frequency shifter: 《Chinese Physics B》2012年第9期224-228,共5页武寄洲马杰姬中华张一驰李玉清汪丽蓉赵延霆肖连团贾锁堂; Project supported by the National Basic Research Program of China (Grant No. 2012CB921603);the National High Technology Research and Development of China (Grant No. 2009AA01Z319);the National Natural Science Foundation of China (Grant Nos.61008012,10934004,60978018,60978001,60808009, and 11074154);the Science Fund for Creative Research Groups of the National Natural Science Foundation of China (Grant No. 60821004);the Specialized Research Fund for the Doctoral Program of Higher Education of China (Grant No. 20101401120004);the National Natural Science Foundation of Shanxi Province,China (Grant No. 2009011059-2); We propose a technique to precisely measure the line width of the photoassociation spectra of the excited cesium molecule by using a frequency shifter to generate two laser beams with a precise frequency difference. A...; 关键词：laser cooling molecular spectroscopy line shapes and width

High sensitive detection of high-order partial wave scattering in photoassociation of ultralcold atoms: 《Chinese Physics B》2012年第4期257-261,共5页李玉清马杰武寄洲张一驰赵延霆汪丽蓉肖连团贾锁堂; supported by the 973 Program (Grant No. 2006CB921603);the 863 Program (Grant No. 2009AA01Z319);the National Natural Science Foundation of China (Grant Nos. 61008012, 11074154, 10934004, 60978018, 60978001, and 60808009);the National Natural Science Foundation of China for Excellent Research Team (Grant No. 60821004);the Natural Science Foundation of Shanxi Province of China (Grant No. 2009011059-2);the New Teacher Fund of the Ministry of Education of China (Grant No. 20101401120004); We report on the observation of enhanced high-order partial wave scattering from atom atom interaction via changing the temperature of a magneto optical trap in the process of photoassociation. The high-order scatteri...; 关键词：high-order partial wave trap-loss PHOTOASSOCIATION

Dependence of loading time on control parameters in a standard vapour-oaded magneto-optical trap: 《Chinese Physics B》2011年第12期227-232,共6页张一驰武寄洲李玉清马杰汪丽蓉赵延霆肖连团贾锁堂; supported by the National High Technology Research and Development Program of China (Grant No. 2009AA01Z319);the National Basic Research Program of China (Grant No. 2006CB921603);the National Natural Science Foundation of China (Grant Nos. 61008012,11074154,10934004,60978018,60978001,and 60808009);the Natural Science Foundation of Shanxi Province of China (Grant No. 2009011059-2);the National Natural Science Foundation for Excellent Research Team (Grant No. 60821004);the New Teacher Foundation of the Ministry of Education of China (Grant No. 20101401120004);the Natural Science Foundation of Shanxi Province of China (Grant No. 2009011059-2); Loading time is one of the most important dynamic characteristics of a magneto-optical trap. In this paper, we primarily report on a detailed experimental study of the effects of some magneto-optical trap control para...; 关键词：cold atoms loading time magneto-optical trap

Cold cesium molecules produced directly in a magneto-optical trap被引量：2: 《Chinese Physics B》2011年第12期233-237,共5页张洪山姬中华元晋鹏赵延霆马杰汪丽蓉肖连团贾锁堂; supported by the National Key Fundamental Basic Research Program of China (Grant No. 2006CB921603);the Major Program of National Natural Science Foundation of China (Grant No. 10934004);the National Natural Science Foundation of China (Grant Nos. 60978018,60808009,61008012,and 60978001);the New Teacher Fund of the Ministry of Education of China(Grant No. 200801081021);the National Natural Science Foundation of China for Excellent Research Team (Grant No. 60821004);the Natural Science Foundation of Shanxi Province of China (Grant No. 2009011059-2); We report on the observation of ultracold ground electric-state cesium molecules produced directly in a magneto-optical trap with a good signal-to-noise ratio. These molecules arise from the photoassociation of magnet...; 关键词：PHOTOASSOCIATION ultracold molecules multiphoton ionization

Photoassociative Production and Detection of Ultracold Polar RbCs Molecules: 《Chinese Physics Letters》2011年第8期94-97,共4页JI Zhong-Hua ZHANG Hong-Shan WU Ji-Zhou YUAN Jin-Peng ZHAO Yan-Ting MA Jie WANG Li-Rong XIAO Lian-Tuan JIA Suo-Tang; by the National Key Fundamental Basic Research Program of China(2006CB921603);Major Program of the National Natural Science Foundation of China(10934004);the National Natural Science Foundation of China(60978018,60808009,61008012,and 60978001);the New Teacher Fund of Ministry of Education of China(200801081021);NSFC Project for Excellent Research Team(Grant No 60821004).; We have produced ultracold polar RbCs molecules via photoassociation starting from laser-cooled 85Rb and 133Cs atoms in a dual−species,forced dark magneto-optical trap.The formed electronically excited RbCs∗molecules ...; 关键词：spectroscopy EXCITED ASSOCIATIVE

基于非线性晶体及Hnsch-Couillaud技术的激光-环形腔频率锁定技术研究: 《光学学报》2011年第7期172-177,共6页李志新张永智闫晓娟王乐胡志裕马维光张雷尹王保贾锁堂; 国家973计划(2006CB921603);国家863计划(2009AA063006);国家自然科学基金(10934004,60908019,60808009);山西省青年科学基金(2010021003-3)资助课题; 基于Hnsch-Couillaud(H-C)频率锁定技术,通过理论计算得到了用于实现激光到环形腔频率锁定的误差信号,并在实验上利用1583 nm激光与腔内含有KTP晶体的蝶形环形腔对激光到环形腔的频率锁定进行了实验研究,理论结果与实验结果相符。该...; 关键词：激光器激光-腔频率锁定 Hnsch-Couillaud频率锁定技术双折射效应蝶形环形腔误差信号

铯分子饱和吸收谱的半导体激光器稳频被引量：17: 《中国激光》2010年第5期1182-1185,共4页孟腾飞武跃龙姬中华武寄洲赵延霆贾锁堂; 国家973计划(2006CB921603);国家自然科学基金(60808009,60978018);国家基础科学人才培养基金(J0730317);山西省自然科学基金(2008011004);新教师基金(200801081021);山西省回国留学基金资助课题; 利用饱和吸收的方法得到了铯分子在780 nm附近X1Σg+→B1Πu能级跃迁吸收带的一段饱和吸收谱,利用铷87Rb原子饱和吸收谱的5S1/2(F=2)→5P3/2(F′=2)的跃迁线为标准确定这一段饱和吸收谱的位置。实验中对其中的5条吸收峰进行了仔细观测,...; 关键词：激光光学稳频饱和吸收光谱铯分子半导体激光器

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