This week

Tuesday (27 May)

Lonti: Superstring Perturbation Theory (1/4)

Regular Seminar Ashoke Sen (ICTS, Bangalore)

at:
10:30 City U.
room A130
abstract:

Please register at https://forms.gle/pHFLVU2XeZu39gzVA The world-sheet CFT for bosonic string theory, matter and ghost system, BRST charge, physical state condition Definition of higher genus Riemann surfaces, defining CFT correlations on higher genus Riemann surfaces, bosonic string amplitudes at any loop order Heterotic and superstring theory, world-sheet CFT of matter and ghosts, picture number and picture changing operator, superstring amplitude at any loop order Vertical integration and removal of spurious divergences

Thursday (29 May)

Dialogues on AI and Science

Informal Seminar Michael Douglas (Harvard)

at:
14:00 Other
room LIMS, Royal Institution
abstract:

informal seminar and dialogues with Mike in our historical rooms.

TBA

Regular Seminar Radu Tatar (university of liverpool)

at:
14:00 QMUL
room G. O. Jones 610
abstract:

Friday (30 May)

Lonti: Superstring Perturbation Theory (2/4)

Regular Seminar Ashoke Sen (ICTS, Bangalore)

at:
10:30 City U.
room A130
abstract:

Please register at https://forms.gle/pHFLVU2XeZu39gzVA The world-sheet CFT for bosonic string theory, matter and ghost system, BRST charge, physical state condition Definition of higher genus Riemann surfaces, defining CFT correlations on higher genus Riemann surfaces, bosonic string amplitudes at any loop order Heterotic and superstring theory, world-sheet CFT of matter and ghosts, picture number and picture changing operator, superstring amplitude at any loop order Vertical integration and removal of spurious divergences