29 August 2022 to 2 September 2022
Europe/London timezone

Resurgence of the Gradient Expansion for Intense Fields

30 Aug 2022, 13:30
30m
Resummation Strong Field QED

Speaker

Prof. Gerald Dunne (University of Connecticut)

Description

A major computational challenge in the physics of intense fields is the ability to do reliable non-perturbative computations for fields that are both strong and have large gradients. In this talk I discuss the use of ideas from resurgence to make precise resummations and analytic continuations into the intense field regime beginning with modest amounts of perturbative weak-field information. The main idea is illustrated with an example of the Schwinger effect in an intense inhomogeneous field.

Primary author

Prof. Gerald Dunne (University of Connecticut)

Presentation materials

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