Isolated Prompt Photon Production
classification
✦ hep-ph
keywords
gammaisolatedproductionpromptcaseconventionallycrossdefined
read the original abstract
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 $e^+e^- \to \gamma + X$ in detail, and we discuss implications for hadron reactions such as $p \bar{p} \to \gamma + X$.
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