CERN Accelerating science

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Title Full solution of the medium-induced radiation spectrum
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Author(s) Andres, Carlota (speaker) (Jefferson Lab)
Corporate author(s) CERN. Geneva
Imprint 2020-06-01. - 0:20:41.
Series (Conferences)
(10th International Conference on Hard and Electromagnetic Probes of High-Energy Nuclear Collisions)
Lecture note on 2020-06-01T12:00:00
Subject category Conferences
Abstract New measurements of jet quenching observables at RHIC and at the LHC, such as jet substructure observables, demand an increased precision in the theory calculations describing medium-induced radiation of gluons. Closed expressions for the gluon spectrum including a full resummation of multiple scatterings have been known for the past 20 years, but have only been evaluated in specific limits either taking a few terms in an opacity expansion or by employing a gaussian approximation for the interaction potential — which misses important physical effects. We present here a new flexible method to compute the full spectrum for a realistic interaction potential, thus allowing us for the first time to properly quantify the effect of the all-order resummation of multiple scatterings. This new approach paves the way for precision phenomenological studies including multiple scattering effects such as coherence phenomena.
Copyright/License © 2020-2024 CERN
Submitted by cmarkert@physics.utexas.edu

 


 Record created 2020-06-16, last modified 2022-11-02


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