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Twistor space structure of one-loop amplitudes in gauge theory

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Published 21 November 2004 Published under licence by IOP Publishing Ltd
, , Citation Freddy Cachazo et al JHEP10(2004)074 DOI 10.1088/1126-6708/2004/10/074

1126-6708/2004/10/074

Abstract

We analyze the twistor space structure of certain one-loop amplitudes in gauge theory. For some amplitudes, we find decompositions that make the twistor structure manifest; for others, we explore the twistor space structure by finding differential equations that the amplitudes obey.

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10.1088/1126-6708/2004/10/074