site stats

Crossing symmetric dispersion for mellin

WebJan 3, 2024 · Analogous to the crossing symmetric case, the dispersion relation imposes a set of independent ‘locality constraints’ in addition to the usual CFT sum rules given by … WebMay 27, 2024 · Based on earlier work in [35,36], a crossing symmetric dispersion relation for Mellin amplitudes was derived in [37]. The idea is to use the variables and in this …

AdS bulk locality from sharp CFT bounds (Journal Article) DOE …

WebJan 1, 2024 · The work presented here combines this method with the classical Mellin transform to extend the class of integrands where the method of brackets can be applied. A selected number of examples are used to illustrate this procedure. ... Using the crossing symmetric dispersion relation (CSDR), we recast the Celestial amplitudes in terms of … WebMay 27, 2024 · Abstract We consider manifestly crossing symmetric dispersion relations for Mellin amplitudes of scalar four point correlators in conformal field theories. deep chlorophyll maximum https://byfaithgroupllc.com

AdS bulk locality from sharp CFT bounds SpringerLink

WebAug 22, 2024 · We consider 2-2 scattering in four spacetime dimensions in Celestial variables. Using the crossing symmetric dispersion relation (CSDR), we recast the Celestial amplitudes in terms of crossing symmetric partial waves. These partial waves have spurious singularities in the complex Celestial variable, which need to be removed … WebSep 28, 2024 · This work considers manifestly crossing symmetric dispersion relations for Mellin amplitudes of scalar four point correlators in conformal field theories and employs certain "locality" constraints replacing the requirement of crossing symmetry in the usual fixed-t dispersion relation. Webcrossing symmetric formula is often a better representation than the conventional dispersion relation. For the situation … federal tss shotshells for sale

[PDF] Scaling exponents of Mellin amplitudes for deriving bounds …

Category:Dispersive sum rules in AdS2 SpringerLink

Tags:Crossing symmetric dispersion for mellin

Crossing symmetric dispersion for mellin

Positivity and geometric function theory constraints on

WebWe consider manifestly crossing symmetric dispersion relations for Mellin amplitudes of scalar four point correlators in conformal field theories (CFTs). This allows us to set up the... WebWe consider manifestly crossing symmetric dispersion relations for Mellin amplitudes of scalar four point correlators in conformal eld theories (CFTs). This allows us to set up the …

Crossing symmetric dispersion for mellin

Did you know?

WebNonperturbative Mellin Amplitudes. João Pedro. 2024. See Full PDF Download PDF. See Full PDF ... WebOct 6, 2024 · A bstract We elaborate on some general aspects of the crossing symmetric approach of Polyakov to the conformal bootstrap, as recently formulated in Mellin space. This approach uses, as building ...

WebOct 6, 2024 · Dispersion relations for S-matrices and CFT correlators translate UV consistency into bounds on IR observables. In this note, we construct dispersive sum rules for 1D CFTs. We use them to prove bounds on higher-derivative couplings in weakly-coupled non-gravitational EFTs in AdS2. WebMay 1, 2024 · Europe PMC is an archive of life sciences journal literature.

WebWe consider manifestly crossing symmetric dispersion relations for Mellin amplitudes of scalar four point correlators in conformal field theories (CFTs). This allows us to set up … WebOct 6, 2024 · Dispersion relations for S-matrices and CFT correlators translate UV consistency into bounds on IR observables. In this note, we construct dispersive sum rules for 1D CFTs. We use them to prove bounds on higher-derivative couplings in weakly-coupled non-gravitational EFTs in AdS2. At the leading order in the bulk-point limit, the …

WebNov 22, 2024 · The U.S. Department of Energy's Office of Scientific and Technical Information

WebNov 22, 2024 · Our main tools are dispersive sum rules that provide a dictionary between CFT dispersion relations and S-matrix dispersion relations in appropriate limits. This dictionary allows us to apply recently-developed flat-space methods to construct positive CFT functionals. deep chlorophyll maximum layerWebIn general d we establish this Witten diagram basis from a crossing antisymmetric dispersion relation in Mellin space. Analogous to the crossing symmetric case, the … federal tss turkey 410WebJan 22, 2024 · Upload an image to customize your repository’s social media preview. Images should be at least 640×320px (1280×640px for best display). deep chocolate brown pantone colorWebSep 28, 2024 · A bstractWe elaborate on some general aspects of the crossing symmetric approach of Polyakov to the conformal bootstrap, as recently formulated in Mellin space. This approach uses, as building blocks, Witten diagrams in AdS. We show the necessity for having contact Witten diagrams, in addition to the exchange ones, in two different … federal tss turkey ammoWebcrossing symmetric parameterization of the Mellin varia-bles ðs;tÞ (which are analogous to the usual Mandelstam invariants) and write the corresponding dispersion relation. This is … federal tss 9 shot 20 gaugeWebDec 9, 2024 · Crossing Symmetric Dispersion Relations in QFTs Aninda Sinha, Ahmadullah Zahed For 2-2 scattering in quantum field theories, the usual fixed dispersion relation exhibits only two-channel symmetry. This paper considers a crossing symmetric dispersion relation, reviving certain old ideas in the 1970s. federal tss turkey chokefederal tss waterfowl