CHY loop integrands from holomorphic forms

DOI10.1007/JHEP03(2017)092zbMath1377.83118arXiv1612.06854MaRDI QIDQ1692966

Humberto Gomez, Sebastian Mizera, Guo-Jun Zhang

Publication date: 10 January 2018

Published in: Journal of High Energy Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1612.06854

zbMATH Keywords

scattering amplitudessuperstrings and heterotic stringsdifferential and algebraic geometry

Mathematics Subject Classification ID

String and superstring theories in gravitational theory (83E30) Applications of differential geometry to physics (53Z05) Feynman integrals and graphs; applications of algebraic topology and algebraic geometry (81Q30) Spinor and twistor methods applied to problems in quantum theory (81R25) Exactly and quasi-solvable systems arising in quantum theory (81U15)

Related Items (19)

New BCJ representations for one-loop amplitudes in gauge theories and gravity ⋮ Two-loop scattering amplitudes from ambitwistor strings: from genus two to the nodal Riemann sphere ⋮ Non-planar one-loop Parke-Taylor factors in the CHY approach for quadratic propagators ⋮ Scattering forms and the positive geometry of kinematics, color and the worldsheet ⋮ One-loop amplitudes in Einstein-Yang-Mills from forward limits ⋮ Perfecting one-loop BCJ numerators in SYM and supergravity ⋮ One-loop CHY-integrand of bi-adjoint scalar theory ⋮ One-loop diagrams with quadratic propagators from the worldsheet ⋮ Massive ambitwistor-strings; twistorial models ⋮ One-loop Parke-Taylor factors for quadratic propagators from massless scattering equations ⋮ A combinatoric shortcut to evaluate CHY-forms ⋮ Gluons and gravitons at one loop from ambitwistor strings ⋮ One-loop correlators and BCJ numerators from forward limits ⋮ Scattering forms, worldsheet forms and amplitudes from subspaces ⋮ Hyperbolic geometry and amplituhedra in 1+2 dimensions ⋮ Two-loop scattering amplitudes: double-forward limit and colour-kinematics duality ⋮ Scattering equations and a new factorization for amplitudes. I: Gauge theories ⋮ Scattering equations and a new factorization for amplitudes. II: Effective field theories ⋮ One-loop matrix elements of effective superstring interactions: \(\alpha^\prime\)-expanding loop integrands

Cites Work

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