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Bremsstrahlung spectra excited by the beta particles of /sup 170/Tm

Journal Article · · Nucl. Sci. Eng.; (United States)
OSTI ID:6061624
The external bremsstrahlung (EB) spectra generated in thick targets by the beta particles of /sup 170/Tm are measured using a 4.55 x 5.08-cm NaI(Tl) crystal detector in a good geometry setup. The raw spectra are unfolded using the Liden-Starfeld procedure. The unfolded EB spectra are compared with Bethe-Heitler, Elwert-corrected Bethe-Heitler, Morgan-corrected Bethe-Heitler, and Tseng and Pratt theories. The experimental spectra fare found to agree with the theory of Tseng and Pratt up to a certain energy and deviate positively thereafter. The deviation from theory increases with increasing energy and atomic number of the target material.
Research Organization:
Univ. of Mysore, Dept. of Physics, Manasagangotri, Mysore 570 006
OSTI ID:
6061624
Journal Information:
Nucl. Sci. Eng.; (United States), Journal Name: Nucl. Sci. Eng.; (United States) Vol. 95:3; ISSN NSENA
Country of Publication:
United States
Language:
English