Seminars IFIC

Introduction to the loop-tree duality and four-dimensional unsubtraction

por Félix Driencourt-Mangin (IFIC UV-CSIC), Dr. Germán Sborlini (Università degli Studi di Milano and INFN)

Europe/Brussels
1001-Primera-119 - Nave. Exp. Sala de Reuniones (Universe)

1001-Primera-119 - Nave. Exp. Sala de Reuniones

Universe

10
Descripción
Blackboard introduction to the loop-tree duality (LTD) and four-dimensional unsubtraction (FDU), as new perturbative method in quantum field theory, with the following programme: - Introduction to regularization in QFT in general and DREG, integration in d dimensions, poles, loops. - LTD theorem: poles of the Feynman propagators, Cauchy theorem, IR and UV singularities in the loop momentum space. - FDU: virtual contributions, real contributions, IR cancellation, UV cancellation, self-energies, and the massive case.
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