LONG-RANGE

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Long-range laser ranging using superconducting nanowire single-photon detectors被引量：4
《Chinese Optics Letters》2016年第7期42-46,共5页薛莉 李明 张蜡宝 翟东升 李祝莲 康琳 李语强 伏红林 明名 张森 陶旭 熊耀恒 吴培亨 
supported by the National Natural Science Foundation of China(No.U1431116);the National High Technology Research and Development Program of China(No.2011AAXXX0110)
We demonstrate laser-ranging results for non-cooperative targets at ranges of 237 m and 19 km using superconducting nanowire single-photon detectors （SSPD）. We upgrade the kilohertz rate laser-ranging system with a ...
关键词：Avalanche photodiodes Concrete slabs MICROLENSES Nanowires PHOTODETECTORS PHOTONS Precast concrete Signal to noise ratio Space debris 
High-resolution photoassociation spectroscopy of ultracold Cs_2 long-range 0_g~- state: The external well potential depth
《Chinese Physics B》2014年第1期197-200,共4页刘文良 武寄洲 马杰 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 Program of China （Grant No. 2011AA010801）, the National Natural Science Foundation of China （Grant Nos. 61008012 and 10934004）, the International Science and Technology Corporation Program of China （Grant No. 20l I DFA12490）, the New Teacher Fund of the Ministry of Education of China （Grant No. 20101401120004）, and the Natural Science Foundation of Shanxi Province, China （Grant No. 2013021005-1）.
High-resolution photoassociation spectroscopy is reported using a modulation spectroscopy technology in a cesium atomic magneto-optical trap. The two lowest vibrational levels have been experimentally observed which h...
关键词：ultracold molecules PHOTOASSOCIATION trap-loss spectroscopy potential depth 
High resolution photoassociation spectra of an ultracold Cs_2 long-range 0_u^+ (6S_(1/2)+6P_(1/2) ) state
《Chinese Physics B》2013年第9期376-380,共5页陈鹏 李玉清 张一驰 武寄洲 马杰 肖连团 贾锁堂 
supported by the National Basic Research Program of China (Grant No. 2012CB921603);the National High Technology Research and Development Program of China (Grant No. 2011AA010801);the National Natural Science Foundation of China (Grant Nos. 61008012 and 10934004);the International Science and Technology Cooperation Program of China (Grant No. 2001DFA12490);the Project for Excellent Research Team of the National Natural Science Foundation of China (Grant No. 61121064);the New Teacher Fund of the Ministry of Education of China (Grant No. 20101401120004)
In this paper, ultracold cesium molecules are formed through photoassociation technology, which is carried out in a magneto-optical trap. High resolution photoassociaion spectra with the rotational progressions up to ...
关键词：ultracold molecules PHOTOASSOCIATION trap-loss spectrum long-range molecular coefficient 
The laser-intensity dependence of the photoassociation spectrum of the ultracold Cs_2(6S_(1/2) + 6P_(1/2))0_u^+ long-range molecular state
《Chinese Physics B》2013年第8期732-737,共6页金丽 冯国胜 武寄洲 马杰 汪丽蓉 肖连团 贾锁堂 
supported by the National Basic Research Program of China(Grant No.2012CB921603);the 863 Program(Grant No.2011AA010801);the National Natural Science Foundation of China(Grant Nos.61008012,10934004,60978001,60978018,and 11174187);the International Science&Technology Cooperation Program of China(Grant No.2011DFA12490);the National Natural Science Foundation of China for Excellent Research Team(Grant No.61121064);the Natural Science Foundation of Shanxi Province,China(Grant Nos.2011011004 and 2011081030);the New Teacher Fund of the Ministry of Education of China(Grant No.20101401120004)
The high-resolution photoassociation spectrum of the ultracold cesium molecular 0＋ state below the 6S1/2 ＋ 6PI/2 limit is presented in this paper. The saturation of the photoassociation scattering probability is obs...
关键词：photoassociation spectrum intensity dependence high resolution 
Reanalysis of the photoassociation spectrum of ^(133)Cs_2 (6P_(3/2)) 1_g state
《Chinese Physics B》2013年第8期375-379,共5页马杰 李玉清 武寄洲 樊群超 冯灏 孙卫国 肖连团 贾锁堂 
supported by the National Basic Research Program of China(Grant No.2012CB921603);the 863 Program(Grant No.2011AA010801);the National Natural Science Foundation of China(Grant Nos.61008012,10934004,11074204,and 11174236);the International Science and Technology Cooperation Program of China(Grant No.2011DFA12490);the New Teacher Fund of the Ministry of Education of China(Grant No.20101401120004);the Natural Science Foundation of Shanxi Province,China(Grant No.2013021005-1)
Reanalysis of the photoassociation spectrum of the weakly binding （6S1/2 ＋ 6P3/2） lg 133Cs2 levels, reported in the previous study [J. Mol. Spectro. 255 （2009） 106], is performed by using a Lu-Fano graph coupled ...
关键词：photoassociation spectroscopy Lu-Fano graph improved LeRoy-Bernstein formula long-rangemolecular coefficient 
Investigations of range accuracy for long-range three-dimensional active imaging被引量：2
《Chinese Optics Letters》2011年第6期48-50,共3页张秀达 严惠民 周琴 
supported by the National "863" Program of China (No. 2009AA12Z142);the National Natural Science Foundation of China (No. 40901166)
Distance resolutions and noises are analyzed experimentally for long-range three-dimensional （3D） active imaging systems that have signal-to-noise ratios （SNRs） more optimal than 30：1. Findings indicate that the ...
关键词：Imaging systems PHOTONS Shot noise Signal to noise ratio 
Long-range correlation analysis of urban traffic data
《Chinese Physics B》2010年第8期55-64,共10页盛鹏 王俊峰 唐铁桥 赵树龙 
Project supported by the National High Technology Research and Development Program of China(Grant Nos.2008AA01Z208 and 2009AA01Z405);the Applied Basic Research Program of Sichuan Province of China(Grant No.2010JY0013);the Youth Foundation of Sichuan Province of China(Grant No.2009-28-419)
This paper investigates urban traffic data by analysing the long-range correlation with detrended fluctuation analysis. Through a large number of real data collected by the travel time detection system in Beijing, the...
关键词：urban traffic data long-range correlation detrended fluctuation analysis special traffic restriction 
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