Project Overview

Project Code: NAT 10

Project name:

Open quantum system simulations of the low temperature regime for quarkonium suppression in heavy-ion collisions

TUM Department:

NAT - Physics

TUM Chair / Institute:

Physics T30f - Professur für Theoretische Physik - Rechnergest. Feldtheorie Nukl. u. Hadron. Vielteilchensysteme

Research area:

Theoretical particle physics, QCD, heavy ion collision phenomenology

Student background:

Physics

Further disciplines:

Participation also possible online only:

Planned project location:

The offices of our chair in the physics department on the campus in Garching

Project Supervisor - Contact Details


Title:

Professor

Given name:

Nora

Family name:

Brambilla

E-mail:

nora.brambilla@ph.tum.de

Phone:

+49 89 289 12353

Additional Project Supervisor - Contact Details


Title:

Mr.

Given name:

Tom

Family name:

Magorsch

E-mail:

tom.magorsch@tum.de

Phone:

015757285630

Additional Project Supervisor - Contact Details


Title:

Given name:

Family name:

E-mail:

Phone:

Project Description


Project description:

A main probe of the Quark Gluon Plasma created in heavy ion collisions is the suppression of quarkonium. Heavy quark-antiquark bound states dissolve while traversing through the hot medium, leading to the number of measured quarkonia in heavy-ion collisions beeing smaller than in proton-proton collisions. In our group we work on the description of this phenomenon from first principles. In particular, the evolution of the quarkonium can be described using the open quantum system paradigm. It is possible to derive a master equation for the density matrix of the quarkonium from non-relativistic effective field theories. Previously, this master equation relied on an expansion in the binding energy over the temperature, making the application to low temperature scenarios challenging. By solving the master equation without the expansion in the inverse temperature, we enable new phenomenological applications.

The student working on this project is supposed to study this low temperature regime by investigating the general master equation of the evolution and making predictions for different heavy ion collisions at RHIC and the LHC.

Details of the project can also be adjusted to the students ability and interest.

Working hours per week planned:

40

Prerequisites


Required study level minimum (at time of TUM PREP project start):

3 years of bachelor studies completed

Subject related:

Quantum mechanics, Particle physics, Quantum field theory

Other:

Programming in python and/or C++, basic shell usage

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