Nuclear-Spin-Independent Short-Range Three-Body Physics in Ultracold Atoms
Journal Article
·
· Physical Review Letters
- Department of Physics, Bar-Ilan University, Ramat-Gan, 52900 (Israel)
- Eindhoven University of Technology, Post Office Box 513, 5600 MB Eindhoven (Netherlands)
We investigate three-body recombination loss across a Feshbach resonance in a gas of ultracold {sup 7}Li atoms prepared in the absolute ground state and perform a comparison with previously reported results of a different nuclear-spin state [N. Gross et al., Phys. Rev. Lett. 103, 163202 (2009)]. We extend the previously reported universality in three-body recombination loss across a Feshbach resonance to the absolute ground state. We show that the positions and widths of recombination minima and Efimov resonances are identical for both states which indicates that the short-range physics is nuclear-spin independent.
- OSTI ID:
- 21470920
- Journal Information:
- Physical Review Letters, Vol. 105, Issue 10; Other Information: DOI: 10.1103/PhysRevLett.105.103203; (c) 2010 American Institute of Physics; ISSN 0031-9007
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
74 ATOMIC AND MOLECULAR PHYSICS
ATOMS
COMPARATIVE EVALUATIONS
GROUND STATES
INTERACTION RANGE
LITHIUM 7
RECOMBINATION
RESONANCE
SPIN
THREE-BODY PROBLEM
ANGULAR MOMENTUM
DISTANCE
ENERGY LEVELS
EVALUATION
ISOTOPES
LIGHT NUCLEI
LITHIUM ISOTOPES
MANY-BODY PROBLEM
NUCLEI
ODD-EVEN NUCLEI
PARTICLE PROPERTIES
STABLE ISOTOPES
ATOMS
COMPARATIVE EVALUATIONS
GROUND STATES
INTERACTION RANGE
LITHIUM 7
RECOMBINATION
RESONANCE
SPIN
THREE-BODY PROBLEM
ANGULAR MOMENTUM
DISTANCE
ENERGY LEVELS
EVALUATION
ISOTOPES
LIGHT NUCLEI
LITHIUM ISOTOPES
MANY-BODY PROBLEM
NUCLEI
ODD-EVEN NUCLEI
PARTICLE PROPERTIES
STABLE ISOTOPES