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Phys. Rev. A 71, 025602 (2005) [3 pages]

Magnetic trapping of an atomic 55Mn-52Cr mixture

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S. V. Nguyen1,3, J. S. Helton2,3, K. Maussang1,3, W. Ketterle2,3, and John M. Doyle1,3
1Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
2Department of Physics, MIT, Cambridge, Massachusetts 02139, USA
3Harvard-MIT Center for Ultracold Atoms, Cambridge, Massachusetts 02138, USA

Received 11 November 2004; published 18 February 2005

Atomic manganese 55Mn and chromium 52Cr are simultaneously loaded and confined in a magnetic trap. Using a cryogenic 3He buffer gas, 1011 manganese and 1012 chromium atoms are trapped at an initial temperature of 600 mK. The buffer gas is then pumped away, thermally isolating the sample. The Mn-Cr interspecies inelastic rate constant is measured to be ΓMn,Cr=1.5(±0.2)×10−13 cm3∕s.

© 2005 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.71.025602
DOI:
10.1103/PhysRevA.71.025602
PACS:
03.75.Mn, 34.50.-s, 39.10.+j, 34.20.Cf