A Single Laser Cooled Trapped 40 Ca + Ion in a Miniature Paul Trap
作者： Shu Hua-Lin , Guan Hua , Huang Xue-Ren , Li Jiao-Mei , Gao Ke-Lin
DOI: 10.1088/0256-307X/22/7/023
关键词:
摘要: We have observed the phenomenon of phase transition a few trapped ions in miniature Paul trap. Judging from quantum jump signals, single laser-cooled Ca+ ion has been realized. The temperature is estimated to be 22mK. result shows that amplitude micromotion strongly dependent on rf voltage.
harvard.edu
iphy.ac.cn参考文章(17)
J. I. Cirac, P. Zoller, A scalable quantum computer with ions in an array of microtraps Nature. ,vol. 404, pp. 579- 581 ,(2000) , 10.1038/35007021
G. P. Barwood, H. S. Margolis, G. Huang, P. Gill, H. A. Klein, Measurement of the Electric Quadrupole Moment of the4d D5/22Level inSr+88 Physical Review Letters. ,vol. 93, pp. 133001- ,(2004) , 10.1103/PHYSREVLETT.93.133001
R. Blümel, C. Kappler, W. Quint, H. Walther, Chaos and order of laser-cooled ions in a Paul trap. Physical Review A. ,vol. 40, pp. 808- 823 ,(1989) , 10.1103/PHYSREVA.40.808
D. J. Wineland, R. E. Drullinger, F. L. Walls, Radiation-Pressure Cooling of Bound Resonant Absorbers Physical Review Letters. ,vol. 40, pp. 1639- 1642 ,(1978) , 10.1103/PHYSREVLETT.40.1639
S. Urabe, K. Hayasaka, M. Watanabe, H. Imajo, R. Ohmukai, R. Hayashi, Laser cooling of a single Ca+ ion: Observation of quantum jumps Applied Physics B. ,vol. 57, pp. 367- 371 ,(1993) , 10.1007/BF00332462
Steven Chu, Cold atoms and quantum control Nature. ,vol. 416, pp. 206- 210 ,(2002) , 10.1038/416206A
M. H. Anderson, J. R. Ensher, M. R. Matthews, C. E. Wieman, E. A. Cornell, Observation of Bose-Einstein Condensation in a Dilute Atomic Vapor Science. ,vol. 269, pp. 198- 201 ,(1995) , 10.1126/SCIENCE.269.5221.198
Th. Sauter, W. Neuhauser, R. Blatt, P. E. Toschek, Observation of quantum jumps. Physical Review Letters. ,vol. 57, pp. 1696- 1698 ,(1986) , 10.1103/PHYSREVLETT.57.1696
R. J. Rafac, B. C. Young, J. A. Beall, W. M. Itano, D. J. Wineland, J. C. Bergquist, Sub-dekahertz ultraviolet spectroscopy of 199Hg+ Physical Review Letters. ,vol. 85, pp. 2462- 2465 ,(2000) , 10.1103/PHYSREVLETT.85.2462
J. C. Bergquist, Randall G. Hulet, Wayne M. Itano, D. J. Wineland, Observation of quantum jumps in a single atom Physical Review Letters. ,vol. 57, pp. 1699- 1702 ,(1986) , 10.1103/PHYSREVLETT.57.1699