Relations for Einstein–Yang–Mills amplitudes from the CHY representation

We show that a recently discovered relation, which expresses tree-level single trace Einstein–Yang–Mills amplitudes with one graviton and (n−1) gauge bosons as a linear combination of pure Yang–Mills tree amplitudes with n gauge bosons, can be derived from the CHY representation. In addition we show...

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Hlavní autoři: Leonardo de la Cruz, Alexander Kniss, Stefan Weinzierl
Médium: Článek
Jazyk:English
Vydáno: Elsevier 2017-04-01
Edice:Physics Letters B
On-line přístup:http://www.sciencedirect.com/science/article/pii/S0370269317300540