Results 31 to 40 of about 11,408,683 (276)

Theory and modeling of nonperturbative effects in thermoviscous acoustofluidics.

open access: yesPhysical Review E, 2023
A theoretical model of thermal boundary layers and acoustic heating in microscale acoustofluidic devices is presented. Based on it, an iterative numerical model is developed that enables numerical simulation of nonlinear thermoviscous effects due to ...
J. H. Joergensen, H. Bruus
semanticscholar   +1 more source

Nonperturbative Effects on Nucleation [PDF]

open access: yesPhysical Review Letters, 1996
Latex, 8 pages, 2 postscript figures, submitted to PRL. Also available at http://fnas08.fnal.gov/
Gleiser, Marcelo, Heckler, Andrew F.
openaire   +3 more sources

Scattering amplitudes and electromagnetic horizons

open access: yesJournal of High Energy Physics, 2023
We consider the scattering of charged particles on particular electromagnetic fields which have properties analogous to gravitational horizons. Classically, particles become causally excluded from regions of spacetime beyond a null surface which we ...
Anton Ilderton, William Lindved
doaj   +1 more source

Nonperturbative effect in threshold resummation [PDF]

open access: yesJournal of High Energy Physics, 2009
JHEP06(2009 ...
Li, Chong Sheng, Li, Zhao, Yuan, C. -P.
openaire   +2 more sources

CFT description of BH’s and ECO’s: QNMs, superradiance, echoes and tidal responses

open access: yesJournal of High Energy Physics, 2022
Using conformal field theory and localization tecniques we study the propagation of scalar waves in gravity backgrounds described by Schrödinger like equations with Fuchsian singularities.
Dario Consoli   +3 more
doaj   +1 more source

Critical behavior of the 2d scalar theory: resumming the N8LO perturbative mass gap

open access: yesJournal of High Energy Physics, 2021
We apply the optimized perturbation theory (OPT) to resum the perturbative series describing the mass gap of the bidimensional ϕ 4 theory in the ℤ2 symmetric phase.
Gustavo O. Heymans, Marcus Benghi Pinto
doaj   +1 more source

Resurgent Asymptotics of Jackiw–Teitelboim Gravity and the Nonperturbative Topological Recursion [PDF]

open access: yesAnnales de l'Institute Henri Poincare. Physique theorique, 2023
Jackiw–Teitelboim dilaton quantum gravity localizes on a double-scaled random-matrix model, whose perturbative free energy is an asymptotic series. Understanding the resurgent properties of this asymptotic series, including its completion into a full ...
B. Eynard   +4 more
semanticscholar   +1 more source

Remembrance of things past

open access: yesJournal of High Energy Physics, 2023
Nonlinear sigma models on de Sitter background have proved a useful prototype for quantum gravity in summing the large logarithms which arise from loop corrections.
R. P. Woodard, B. Yesilyurt
doaj   +1 more source

Higher-order contributions and nonperturbative effects in the nondegenerate nonlinear optical absorption of semiconductors using a two-band model [PDF]

open access: yesPhysical review B, 2018
The semiconductor Bloch equations for a two-band model including inter- and intraband excitation are used to study the nonlinear absorption of single and multiple light pulses by direct-gap semiconductors.
W. Hannes, T. Meier
semanticscholar   +1 more source

Comment on nonperturbative effects in [PDF]

open access: yesPhysics Letters B, 1997
Abstract Uncertainties in the theoretical prediction for the inclusive B → X s γ decay rate are discussed. We emphasize that there is no operator product expansion for this process. Nonetheless, some nonperturbative effects involving a virtual c c loop are calculable using the operator product expansion.
Zoltan Ligeti   +2 more
openaire   +1 more source

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