supported by the 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 Scholarship Foundation of Shanxi Province,China
This paper reports that ultracold atoms are populated into different nS and nD Rydberg states (n=25-52) by two-photon excitation. The ionization spectrum of an ultracold Rydberg atom is acquired in a cesium magneto-...
supported by the National Natural Science Foundation of China(Nos.51472125 and51272109);the K.C.Wong Magna Fund of Ningbo University
A Ce^(3+)tion-doped α-Na YF_4 single crystal of high quality is grown successfully by an improved flux Bridgman method under the conditions of taking the chemical raw composition of Na F:KF:YF_3:CeF_3 in the mo...