Peer-reviewedCC BY 4.0Journal of High Energy Physics
Bootstrapping gravity with crossing symmetric dispersion relations
- 1McGill University
Abstract
We derive bounds on Wilson coefficients in gravitational effective field theories using fully crossing symmetric dispersion relations. These sum rules naturally isolate finite subsets of low-energy couplings without relying on the forward limit or specific high-energy completions. We validate our method by matching bounds computed previously for scalar scattering with gravity as well as for graviton scattering. For graviton scattering we construct crossing symmetric combinations of the maximal helicity violating amplitude. We also derive new bounds on the coupling of gravitons to a massive spin-4 state at tree level. These results demonstrate the power of crossing symmetric sum rules as a tool in the S-matrix bootstrap.
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BibTeX
@article{pasiecznik2026bootstrapping,
title = {{Bootstrapping gravity with crossing symmetric dispersion relations}},
author = {Celina Pasiecznik},
journal = {Journal of High Energy Physics},
year = {2026},
month = nov,
doi = {10.1007/jhep11(2026)065},
url = {https://link.springer.com/article/10.1007/JHEP11(2026)065},
note = {CC BY 4.0},
}
RIS
TY - JOUR
TI - Bootstrapping gravity with crossing symmetric dispersion relations
AU - Celina Pasiecznik
PY - 2026
DA - 2026/11/06
JO - Journal of High Energy Physics
DO - 10.1007/jhep11(2026)065
UR - https://link.springer.com/article/10.1007/JHEP11(2026)065
AB - We derive bounds on Wilson coefficients in gravitational effective field theories using fully crossing symmetric dispersion relations. These sum rules naturally isolate finite subsets of low-energy couplings without relying on the forward limit or specific high-energy completions. We validate our method by matching bounds computed previously for scalar scattering with gravity as well as for graviton scattering. For graviton scattering we construct crossing symmetric combinations of the maximal helicity violating amplitude. We also derive new bounds on the coupling of gravitons to a massive spin-4 state at tree level. These results demonstrate the power of crossing symmetric sum rules as a tool in the S-matrix bootstrap.
SN - 1029-8479
ER -