Three-body recombination in cold helium-helium-alkali-metal-atom collisions
Journal Article
·
· Physical Review. A
- The Earth Simulator Center, Japan Agency for Marine-Earth Science and Technology, 3173-25 Showa-machi, Kanazawa-ku, Yokohama 236-0001 (Japan)
Three-body recombination in helium-helium-alkali-metal collisions at cold temperatures is studied using the adiabatic hyperspherical representation. The rates for the three-body recombination processes {sup 4}He+{sup 4}He+X->{sup 4}He+{sup 4}HeX and {sup 4}He+{sup 4}He+X->{sup 4}He{sub 2}+X, with X={sup 7}Li, {sup 23}Na, {sup 39}K, {sup 85}Rb, and {sup 133}Cs, are calculated at nonzero collision energies by including not only zero total angular momentum, J=0, states but also J>0 states. The three-body recombination rates show a relatively weak dependence on the alkali-metal species, differing from each other only by about one order of magnitude, except for the {sup 4}He-{sup 4}He-{sup 23}Na system.
- OSTI ID:
- 21352346
- Journal Information:
- Physical Review. A, Vol. 80, Issue 6; Other Information: DOI: 10.1103/PhysRevA.80.062702; (c) 2009 The American Physical Society; ISSN 1050-2947
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
74 ATOMIC AND MOLECULAR PHYSICS
ANGULAR MOMENTUM
ATOM-ATOM COLLISIONS
ATOMS
CESIUM
CESIUM 133
HELIUM
HELIUM 4
LITHIUM
LITHIUM 7
POTASSIUM
POTASSIUM 39
RECOMBINATION
RUBIDIUM
RUBIDIUM 85
SODIUM
SODIUM 23
THREE-BODY PROBLEM
ALKALI METALS
ATOM COLLISIONS
CESIUM ISOTOPES
COLLISIONS
ELEMENTS
EVEN-EVEN NUCLEI
FLUIDS
GASES
HELIUM ISOTOPES
INTERMEDIATE MASS NUCLEI
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
LIGHT NUCLEI
LITHIUM ISOTOPES
MANY-BODY PROBLEM
METALS
NANOSECONDS LIVING RADIOISOTOPES
NONMETALS
NUCLEI
ODD-EVEN NUCLEI
POTASSIUM ISOTOPES
RADIOISOTOPES
RARE GASES
RUBIDIUM ISOTOPES
SODIUM ISOTOPES
STABLE ISOTOPES
ANGULAR MOMENTUM
ATOM-ATOM COLLISIONS
ATOMS
CESIUM
CESIUM 133
HELIUM
HELIUM 4
LITHIUM
LITHIUM 7
POTASSIUM
POTASSIUM 39
RECOMBINATION
RUBIDIUM
RUBIDIUM 85
SODIUM
SODIUM 23
THREE-BODY PROBLEM
ALKALI METALS
ATOM COLLISIONS
CESIUM ISOTOPES
COLLISIONS
ELEMENTS
EVEN-EVEN NUCLEI
FLUIDS
GASES
HELIUM ISOTOPES
INTERMEDIATE MASS NUCLEI
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
LIGHT NUCLEI
LITHIUM ISOTOPES
MANY-BODY PROBLEM
METALS
NANOSECONDS LIVING RADIOISOTOPES
NONMETALS
NUCLEI
ODD-EVEN NUCLEI
POTASSIUM ISOTOPES
RADIOISOTOPES
RARE GASES
RUBIDIUM ISOTOPES
SODIUM ISOTOPES
STABLE ISOTOPES