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16 Mer
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12:00 am Positivity Constraints on Lorentz-breaking EFTs (Paolo Criminelli, ICTP) @ Aula 500 e online
Positivity Constraints on Lorentz-breaking EFTs (Paolo Criminelli, ICTP) @ Aula 500 e online
Ott 16@12:00 am–Ott 17@12:00 am
Seminario di Fisica Teorica-The coefficients of the operators of an effective field theory (EFT) are constrained to satisfy certain inequalities, under the (mild) assumption that the UV completion satisfies general requirements of causality and unitarity.[...]
2:30 pm The quantum effective action, external sources and a new exact RG equation @ Aula 603
The quantum effective action, external sources and a new exact RG equation @ Aula 603
Ott 16@2:30 pm–3:30 pm
seminario di fisica teorica Peter Millington (University of Nottingham) The effective action is a powerful tool for studying the non-perturbative behaviour of quantum field theories. In this talk, we will revisit the derivation of the[...]