All-order celestial OPE from on-shell recursion

Autor: Ren, Lecheng, Schreiber, Anders, Sharma, Atul, Wang, Diandian
Rok vydání: 2023
Předmět:
Zdroj: J. High Energ. Phys. 2023, 80 (2023)
Druh dokumentu: Working Paper
DOI: 10.1007/JHEP10(2023)080
Popis: We determine tree level, all-order celestial operator product expansions (OPEs) of gluons and gravitons in the maximally helicity violating (MHV) sector. We start by obtaining the all-order collinear expansions of MHV amplitudes using the inverse soft recursion relations that they satisfy. These collinear expansions are recast as celestial OPE expansions in bases of momentum as well as boost eigenstates. This shows that inverse soft recursion for MHV amplitudes is dual to OPE recursion in celestial conformal field theory.
Comment: 26 pages, no figures; v2: matches published version
Databáze: arXiv