Supported by the National Basic Research Program of China under Grant No 2012CB921603;the National Natural Science Foundation of China under Grant Nos 61275209,11304189,61378015 and 11434007;the National Natural Science Foundation for Excellent Research Team under Grant No 61121064;the Program for Changjiang Scholars and Innovative Research Team in University under Grant No IRT13076
We investigate the production of ultracold ground state x^1∑7+(u = 0) RbCs molecules in the lowest vibrational level via short-range photoassociation followed by spontaneous emission. The starting point is the las...
supported by the National Natural Science Foundation of China(Grant No.11074151);the National Basic Research Program of China(Grant No.2011CB808100)
We investigate the photoassociation dynamics of cold NaRb molecule controlled by an asymmetric laser pulse called slowly-turned-on and rapidly-turned-off(STRT) laser pulse. This new shaped laser pulse has a remarkable...
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 ...
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. 61275209, 10934004, and 11004125);the National Natural Science Foundation for Excellent Research Team, China (Grant No. 61121064)
Ultracold polar RbCs molecules are produced via photoassociation in a laser-cooled mixture of ^85Rb and ^133Cs atoms. The a3∑+ state molecules which decay from electronically excited (2)0- state RbCs molecules are...
Supported by the National Natural Science Foundation of China under Grant Nos 11274349,11204353 and 61227805;the National Key Basic Research Program of China under Grant No 2011CB921503.
Photoassociation(PA)of cold atoms is a key tool widely used for accurate determination of long-range molecular potentials,measurement and tuning of interatomic interactions,as well as creation of desired cold molecule...
Project supported by the National Natural Science Foundation of China (Grant No. 11074151);the National Basic Research Program of China (Grant No. 2011CB808100)
We investigate the two-step association process of NaCs using the time-dependent wave packet method.Ground state atoms can be photoassociated to the low vibrational levels of the ground state for an NaCs molecule by t...
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...
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...
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...
973 Program of China (Grant. No. 2006CB921603);the National Natural Science Foundation of China (Grant Nos. 10574084, 60678003, and 60778008);the Special Foundation for State Major Basic Research Program of China (Grant No. 2005CCA06300);the Youth Science Foundation of Shanxi Province of China (Grant No. 20041013)
In this paper, an ultra-high resolution photoassociation spectroscopy study on photoassociation of cesium atoms is reported. The cold cesium gas in the mag-neto-optical trap is illuminated by a photoassociation laser ...