High energy gamma ray beams from compton backscattered laser light
Conference
·
· IEEE Trans. Nucl. Sci.; (United States)
OSTI ID:5554646
Collisions of light photons with relativistic electrons have previously been used to produce polarized ..gamma..-ray beams with modest (about 10%) resolution but relatively low intensity. In contrast, the LEGS project (Laser+Electron Gamma Source) at Brookhaven will produce a very high flux (> 2 x 10/sup 7/ s/sup -1/) of background-free polarized ..gamma.. rays whose energy will be determined to a high accuracy (..delta..EPSILON = 2.3 MeV). Initially, 300(420) MeV ..gamma.. rays will be produced by backscattering UV light from the new 2.5(3.0) GeV X-ray storage ring of the National Synchrotron Light Source (NSLS). The LEGS facility will operate as one of many passive users of the NSLS. In a later stage of the project, a Free Electron Laser is expected to extend the ..gamma..-ray energy up to 700 MeV.
- Research Organization:
- Phys. Dept., Brookhaven Nat.'l Lab., Upton, NY 11973
- DOE Contract Number:
- AC02-76CH00016
- OSTI ID:
- 5554646
- Report Number(s):
- CONF-830311-
- Conference Information:
- Journal Name: IEEE Trans. Nucl. Sci.; (United States) Journal Volume: NS-30:4
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
42 ENGINEERING
420300 -- Engineering-- Lasers-- (-1989)
43 PARTICLE ACCELERATORS
430303* -- Particle Accelerators-- Experimental Facilities & Equipment
ACCELERATORS
BACKSCATTERING
BASIC INTERACTIONS
BEAM PRODUCTION
BEAMS
BNL
COMPTON EFFECT
CYCLIC ACCELERATORS
DESIGN
ELASTIC SCATTERING
ELECTROMAGNETIC INTERACTIONS
ELECTROMAGNETIC RADIATION
ENERGY RANGE
ENERGY SPECTRA
FREE ELECTRON LASERS
GAMMA SOURCES
INTERACTIONS
LASERS
MEV RANGE
MEV RANGE 100-1000
NATIONAL ORGANIZATIONS
NSLS
POLARIZED BEAMS
RADIATION SOURCES
RADIATIONS
SCATTERING
SPECTRA
STORAGE RINGS
SYNCHROTRON RADIATION SOURCES
SYNCHROTRONS
ULTRAVIOLET RADIATION
US AEC
US DOE
US ERDA
US ORGANIZATIONS
420300 -- Engineering-- Lasers-- (-1989)
43 PARTICLE ACCELERATORS
430303* -- Particle Accelerators-- Experimental Facilities & Equipment
ACCELERATORS
BACKSCATTERING
BASIC INTERACTIONS
BEAM PRODUCTION
BEAMS
BNL
COMPTON EFFECT
CYCLIC ACCELERATORS
DESIGN
ELASTIC SCATTERING
ELECTROMAGNETIC INTERACTIONS
ELECTROMAGNETIC RADIATION
ENERGY RANGE
ENERGY SPECTRA
FREE ELECTRON LASERS
GAMMA SOURCES
INTERACTIONS
LASERS
MEV RANGE
MEV RANGE 100-1000
NATIONAL ORGANIZATIONS
NSLS
POLARIZED BEAMS
RADIATION SOURCES
RADIATIONS
SCATTERING
SPECTRA
STORAGE RINGS
SYNCHROTRON RADIATION SOURCES
SYNCHROTRONS
ULTRAVIOLET RADIATION
US AEC
US DOE
US ERDA
US ORGANIZATIONS