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Title: Measurement of magnetic monopole transition in electron scattering from sup 16 O as direct test of dispersive effects

Journal Article · · Physical Review, C (Nuclear Physics); (USA)
;  [1]; ; ;  [2]
  1. Institut fuer Kernphysik der Johannes-Gutenberg-Universitaet, D6500 Mainz, Germany (DE)
  2. Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF-K), P.O. Box 41882, 1009 DB Amsterdam, The Netherlands

For the first time an experiment has been performed to measure a magnetic monopole transition in inelastic electron scattering. In {sup 16}O the 0{sup +}{r arrow}0{sup {minus}} transition to the level at {ital E}{sub {ital x}}=10.957 MeV has been observed with a cross section of {ital d}{sigma}/{ital d}{Omega}=(5.4{plus minus}3.8){times}10{sup {minus}37} cm{sup {minus}2}/sr. Measurement of this transition is a direct signature of two-step contributions in electron scattering. Our measurement is in good agreement with the strength calculated for this transition.

OSTI ID:
5794157
Journal Information:
Physical Review, C (Nuclear Physics); (USA), Vol. 43:5; ISSN 0556-2813
Country of Publication:
United States
Language:
English