June 20th -Wednesday- 12:10

"Should photon be massless?"

T.R. Govindarajan

(Institute of Mathematical Sciences Bangalore, India)

We revisit this question in the light of new questions about asymptotic symmetries and infrared divergence in QED. We bring out the role Stueckleberg field in understanding this question. We also pose questions to asymptotic symmetries of gravity also

Facultad de Ciencias

Seminario de Física Teórica

Universidad de Zaragoza