The influence of the optical Stark shift on the two-photon excitation of the molecular hydrogen E, F/sup 1/. sigma. /sup +/ /SUB g/ state
Journal Article
·
· IEEE J. Quant. Electron.; (United States)
The first demonstration of the use of the optical Stark effect to secure resonance for a two-quantum process in the ultraviolet is reported. Following excitation of molecular hydrogen by 193 nm radiation, intense stimulated emission on both the Lyman and Werner bands is observed. The Werner (2-5) Q(1) transition at 117.5 nm exhibits a conversion efficiency of about0.2 percent. It is found that electron collisions with excited molecules provide the most probable mechanism for excitation of the C/sup 1/..pi.. /SUB u/ levels with a rate constant estimated to be k /SUB e/ about 7 x 10/sup -6/ cm/sup 3//s.
- Research Organization:
- Dept. of Physics, University of Illinois at Chicago, P.O. Box 4348, Chicago, IL 60680
- OSTI ID:
- 6893758
- Journal Information:
- IEEE J. Quant. Electron.; (United States), Journal Name: IEEE J. Quant. Electron.; (United States) Vol. 19:12; ISSN IEJQA
- Country of Publication:
- United States
- Language:
- English
Similar Records
Vacuum-ultraviolet stimulated emission from two-photon-excited molecular hydrogen
High-power VUV stimulated emission from two-photon excited H/sub 2/
Two-photon excitation and excited-state absorption cross sections for H/sub 2/ E,F /sup 1/. sigma. /sub g/ (v = 6): Measurement and calculations
Journal Article
·
Mon Aug 01 00:00:00 EDT 1983
· Phys. Rev. A; (United States)
·
OSTI ID:5676205
High-power VUV stimulated emission from two-photon excited H/sub 2/
Conference
·
Fri Dec 31 23:00:00 EST 1982
· AIP Conf. Proc.; (United States)
·
OSTI ID:5964382
Two-photon excitation and excited-state absorption cross sections for H/sub 2/ E,F /sup 1/. sigma. /sub g/ (v = 6): Measurement and calculations
Journal Article
·
Sat Apr 15 00:00:00 EDT 1989
· Phys. Rev. A; (United States)
·
OSTI ID:6315436
Related Subjects
42 ENGINEERING
420300* -- Engineering-- Lasers-- (-1989)
640304 -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
COLLISIONS
EFFICIENCY
ELECTROMAGNETIC RADIATION
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
EMISSION
ENERGY LEVELS
ENERGY-LEVEL TRANSITIONS
EXCITATION
EXCITED STATES
HYDROGEN
LYMAN LINES
MOLECULE COLLISIONS
NONMETALS
PHOTOEMISSION
QUANTUM EFFICIENCY
QUANTUM ELECTRONICS
RADIATIONS
RESONANCE
SECONDARY EMISSION
SPECTRA
SPECTRAL SHIFT
STARK EFFECT
STIMULATED EMISSION
ULTRAVIOLET RADIATION
420300* -- Engineering-- Lasers-- (-1989)
640304 -- Atomic
Molecular & Chemical Physics-- Collision Phenomena
74 ATOMIC AND MOLECULAR PHYSICS
COLLISIONS
EFFICIENCY
ELECTROMAGNETIC RADIATION
ELECTRON COLLISIONS
ELECTRON-MOLECULE COLLISIONS
ELEMENTS
EMISSION
ENERGY LEVELS
ENERGY-LEVEL TRANSITIONS
EXCITATION
EXCITED STATES
HYDROGEN
LYMAN LINES
MOLECULE COLLISIONS
NONMETALS
PHOTOEMISSION
QUANTUM EFFICIENCY
QUANTUM ELECTRONICS
RADIATIONS
RESONANCE
SECONDARY EMISSION
SPECTRA
SPECTRAL SHIFT
STARK EFFECT
STIMULATED EMISSION
ULTRAVIOLET RADIATION