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Isolated prompt photon cross sections

Conference ·
OSTI ID:449249
 [1]; ;  [2]
  1. Argonne National Lab., IL (United States)
  2. Ames Lab., IA (United States)

We show that the conventionally defined partonic cross section for the production of isolated prompt photons is not an infrared safe quantity. We work out the case of {ital e}{sup +}{ital e}{sup -} {r_arrow} {gamma} + {Chi}, and discuss implications for hadron reactions.

Research Organization:
Argonne National Lab., IL (United States)
Sponsoring Organization:
USDOE Office of Energy Research, Washington, DC (United States)
DOE Contract Number:
W-31109-ENG-38
OSTI ID:
449249
Report Number(s):
ANL-HEP-CP--96-77; CONF-960812--50; ON: DE97001980
Country of Publication:
United States
Language:
English

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