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Isolated photons in perturbative QCD

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arxiv hep-ph/9801442 v1 pith:OWHQ453W submitted 1998-01-29 hep-ph

Isolated photons in perturbative QCD

classification hep-ph
keywords isolatedphotonphotonsproductionsameappliedapproachcase
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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I present a definition of the cross section for the production of an isolated photon plus $n$ jets which only depends upon direct photon production, and it is independent of the parton-to-photon fragmentation contribution. This prescription, based on a modified cone approach which implements the isolation condition in a smooth way, treats in the same way quarks and gluons and can be directly applied to experimental data in hadron-hadron, photon-hadron and $\epem$ collisions. The case of several, isolated photons in the final state can also be dealt with in the very same way.

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Forward citations

Cited by 6 Pith papers

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