2024 Celestial amplitudes from uv to ir

Celestial amplitudes from uv to ir

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August undefined, 2024

WebWe show that known UV and IR properties of quantum gravity translate into powerful constraints on the analytic structure of celestial amplitudes. For example the ... In … WebMar 14, 2024 · Fundamental principles of local quantum ﬁeld theory or of quantum gravity can enforce consistency requirements on the space of consistent low-energy eﬀective ﬁeld theories. We survey the various techniques that have been used to put UV constraints on IR physics, including those from causality considerations in the form of S-matrix positivity …

(PDF) Bulk locality from the celestial amplitude - ResearchGate

WebMar 11, 2024 · This feature of CCFT is familiar from both celestial double copy constructions [29, 81] and the conformally soft exponentiation of infrared divergences in gravity [41,47,82,83]. Second, it looks ... gongtan ancient town

[2012.04208] Celestial Amplitudes from UV to IR

WebAbstract: Celestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV and IR … WebDec 7, 2024 · A bstract Celestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV … WebSep 22, 2024 · The U.S. Department of Energy's Office of Scientific and Technical Information healthelearning.ca/#/public-dashboard

[PDF] Celestial amplitudes from UV to IR Semantic Scholar

Celestial Amplitudes from UV to IR - arxiv-vanity.com

Webfeatures of amplitudes into this new representation. Soft theorems map to factorization theorems at special con-formal dimensions [5–10], collinear limits are captured by operatorproductexpansions[10–15],doublecopyrelations in amplitudes persist [16], and the UV/IR mixing intrinsic to this map has offered more insight into analyticity con- WebAug 1, 2024 · Celestial amplitudes, obtained by applying Mellin transform and analytic continuation on “ordinary” amplitudes, have interesting properties which may provide useful insights on the underlying theory. Their analytic structures are thus of great interest and need to be better understood. In this paper, we critically examine the analytic structure of … health elderberryWebless celestial amplitudes and the UV/IR behaviors onward. Section3computes explicitly the imaginary parts of the four-point massless celestial amplitudes, show their positive expansion gongtao zhang university of nottingham

"WebThe gravitational $\\mathcal{S}$-matrix defined with an infrared (IR) cutoff factorizes into hard and soft factors. The soft factor is universal and contains all the IR and collinear divergences. Here we show, in a momentum space basis, that the intricate expression for the soft factor is fully reproduced by two boundary currents, which live on the celestial … " - Celestial amplitudes from uv to ir

Celestial amplitudes from uv to ir

WebAug 13, 2024 · Celestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV and … WebCelestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV and IR physics. We …

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WebCelestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV and IR physics. We show that known UV and IR properties of quantum gravity translate into powerful constraints on the analytic structure of celestial amplitudes. For example the soft UV behavior of … WebAug 1, 2024 · A bstract Celestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV …

WebScattering amplitudes of massless particles in Minkowski space can be expressed in a conformal basis by Mellin transforming the momentum space amplitudes to correlation functions on the celestial sphere at null infinity. In this paper, we study celestial amplitudes of loop level gluons and gravitons. We focus on the rational amplitudes that … WebApr 27, 2024 · The all-loop resummation of SU$(N)$ gauge theory amplitudes is known to factorize into an IR-divergent (soft and collinear) factor and a finite (hard) piece. The divergent factor is universal, whereas the hard function is a process-dependent quantity. We prove that this factorization persists for the corresponding celestial amplitudes. …

Web2 Celestial amplitudes in N = 4 SYM. 2.1 Review of the BDS Ansatz; 2.2 IR divergences in celestial n-point correlators; 2.3 BDS celestial amplitude; 2.4 Divergent part as a conformal correlator; 2.5 Finite part: The UV and the positivity of the cusp anomalous dimension. 2.5.1 Four gluons; 2.5.2 Five gluons; 3 Infrared divergences in gluon ... WebSep 29, 2024 · The object under study is a UV/IR ﬁnite scattering amplitude valid to all loop-orders. ... to additional constraints on the celestial amplitudes beyond the SO(1, d + 1) covariance. of a generic ...

WebThis leads us to conclude that the celestial-IR-safe gluon amplitude corresponds to a expectation value of operators dressed with Wilson line primaries. These results hold ... Similarly, a deep connection has been shown to exist between IR divergences in amplitudes and UV divergences in Wilson line correlators [16–19], permitting a gauge ...

WebAug 25, 2024 · U.S. Department of Energy Office of Scientific and Technical Information. Search Scholarly Publications. Search terms: Advanced search options health e-learning coursesWebSep 22, 2024 · Conformally soft gluons are conserved currents of the Celestial Conformal Field Theory (CCFT) and generate a Kac-Moody algebra. We study celestial amplitudes of Yang-Mills theory, which are Mellin transforms of gluon amplitudes and take the double soft limit of a pair of gluons. In this manner we construct the Sugawara energy-momentum … gong spin chatWebDec 2, 2024 · Furthermore, celestial amplitudes probe scattering at all energy scales – a fact which inverts the standard Wilsonian paradigm and gives an interesting route to try to constrain the UV. We will use our closing section to survey some of the active research lines within celestial holography and show how the tools we are using and developing ... gong sup facebookWebWe prove a precise form of AdS bulk locality by deriving analytical two-sided bounds on bulk Wilson coefficients. Our bounds are on the Wilson coefficients themselves, rather than their ratios, as is typically found in the literature. Inspired by the Celestial amplitudes program in flat space, we perform a Celestial transform of the CFT Mellin amplitude of four identical … gongtech incWebJan 27, 2024 · Affiliation: Perimeter InstituteAbstract: Celestial amplitudes compute 4D scattering matrices in a basis of boost, rather than conventional energy-momentum e... health e learning ibclcWebAug 13, 2024 · A bstract. Celestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV … gongtats escape gamesWebCelestial amplitudes represent 4D scattering of particles in boost, rather than the usual energy-momentum, eigenstates and hence are sensitive to both UV and IR physics. We … gongtao helpdesk real face