14–19 Jun 2010
Villasimius, Sardinia
Europe/Rome timezone

Loop gas formulation of supersymmetric quantum mechanics

15 Jun 2010, 17:20
20m
Room6 (Villasimius, Sardinia)

Room6

Villasimius, Sardinia

Tanka Village
Theoretical developments Parallel 36: Theoretical developments

Speaker

David Baumgartner (University of Bern)

Description

We discuss the formulation of supersymmetric quantum mechanics on the lattice as an interacting gas of bosonic and fermionic loops and its simulation using the Prokof'ev-Svistunov worm algorithm. In the case of unbroken supersymmetry we can simulate different lattice discretisations, including Q-exact actions, in the weak and strong coupling regime, and we find that the expected mass degeneracy between the bosonic and fermionic sector is reproduced with very high precision. Further, we also address the case of broken supersymmetry and discuss implications and consequences for the simulation with the worm algorithm.
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Primary author

David Baumgartner (University of Bern)

Co-author

Prof. Urs Wenger (University of Bern)

Presentation materials