Direct high-energy neutral-channel dissociative recombination of cold H[sub 3][sup +] in an ion storage ring
Journal Article
·
· Physical Review Letters; (United States)
- Department of Physics I, The Royal Institute of Technology, S-100 44 Stockholm (Sweden) Manne Siegbahn Institute of Physics, S-10405 Stockholm (Sweden) Department of Physics, North Carolina State University, Raleigh, North Carolina 27695-8202 (United States) Department of Physics, Comision Nacional de Energia Atomica TANDAR, Av. Libertador 8250, 1429 Buenos Aires (Argentina) Physics Division, Oak Ridge National Laboratory, P.O. Box 2008, Oak Ridge, Tennessee 37831 (United States)
The cross section for neutral-channel dissociative recombination of vibrationally cooled H[sub 3][sup +] at energies between 0.0025 and 30 eV has been measured by utilizing the electron cooler at the storage ring CRYRING. The molecular ions were stored at an energy of 32.6 MeV and phase-space cooled by the electron cooler for about 8 s prior to data taking. A peak in the cross section at 9.4 eV is interpreted as a direct adiabatic neutral-channel recombination through the [sup 2][ital A][sub 1] resonant state. The cross section below 1 eV is in rather good agreement with single-pass data.
- DOE Contract Number:
- AC05-84OR21400
- OSTI ID:
- 7118952
- Journal Information:
- Physical Review Letters; (United States), Vol. 70:4; ISSN 0031-9007
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
74 ATOMIC AND MOLECULAR PHYSICS
ELECTRON-ION COLLISIONS
RECOMBINATION
HYDROGEN IONS
DISSOCIATION
CATIONS
CROSS SECTIONS
EXPERIMENTAL DATA
MOMENTUM COOLING
PHASE SPACE
POTENTIAL ENERGY
RESONANCE
RF SYSTEMS
STORAGE RINGS
VIBRATIONAL STATES
BEAM COOLING
CHARGED PARTICLES
COLLISIONS
DATA
ELECTRON COLLISIONS
ENERGY
ENERGY LEVELS
EXCITED STATES
INFORMATION
ION COLLISIONS
IONS
MATHEMATICAL SPACE
NUMERICAL DATA
SPACE
STOCHASTIC COOLING
664300* - Atomic & Molecular Physics- Collision Phenomena- (1992-)
ELECTRON-ION COLLISIONS
RECOMBINATION
HYDROGEN IONS
DISSOCIATION
CATIONS
CROSS SECTIONS
EXPERIMENTAL DATA
MOMENTUM COOLING
PHASE SPACE
POTENTIAL ENERGY
RESONANCE
RF SYSTEMS
STORAGE RINGS
VIBRATIONAL STATES
BEAM COOLING
CHARGED PARTICLES
COLLISIONS
DATA
ELECTRON COLLISIONS
ENERGY
ENERGY LEVELS
EXCITED STATES
INFORMATION
ION COLLISIONS
IONS
MATHEMATICAL SPACE
NUMERICAL DATA
SPACE
STOCHASTIC COOLING
664300* - Atomic & Molecular Physics- Collision Phenomena- (1992-)