PRACQSYS 2018: Principles and Applications of Control in Quantum Systems

Collection PRACQSYS 2018: Principles and Applications of Control in Quantum Systems

Organisateur(s) Brion, Etienne ; Diamanti, Eleni ; Ourjoumtsev, Alexei ; Rouchon, Pierre
Date(s) 02/07/2018 - 06/07/2018
URL associée https://sites.google.com/view/mcqs2018/pracqsys-2018
00:00:00 / 00:00:00
23 29

On the optimal control of a Kohn-Sham quantum model

De Alfio Borzi

A Kohn-Sham (KS) model is a system of nonlinear coupled Schrödinger equations that describe multi-particle quantum systems in the framework of the time-dependent density functional theory. In this talk, existence, uniqueness and regularity of solutions to a time-dependent Kohn-Sham model are investigated. Further, in view of control applications, the presence of a control function and of an inhomogeneity are also considered. With this preparation, an optimal control of many-electron systems is formulated where the purpose of the control is to track a desired trajectory of the electronic density and to achieve a desired target configuration. The theory and numerical solution of the resulting KS optimal control problem are discussed. Results of numerical experiments successfully validate the proposed control framework.

Informations sur la vidéo

  • Date de captation 05/07/2018
  • Date de publication 16/07/2018
  • Institut IHP
  • Licence CC BY-NC-ND
  • Format MP4

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