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Achim Kempf (University of Waterloo & Perimeter Institute)

Title: Correlations, Representations and the Emergence of Spacetime Abstract: There are reasons to expect that spacetime might change dimension at sufficiently high energies or at least that, at energies as high as the Planck scale, spacetime might emerge from an essentially non-geometric structure. The… Read More

Dark Energy with a Little Help from its Friends (and why it might need somebody)

Speaker: Susha Parameswaran (University of Liverpool)
Time: Thursday 7 March 2024, 2:30pm

Susha Parameswaran (University of Liverpool)

Title: Dark Energy with a Little Help from its Friends (and why it might need somebody) Abstract: I will give a (somewhat biased) overview of the current ideas for Dark Energy in String Theory; the insights they hope… Read More

Green Functions for Black Hole Spacetimes: Wave Propagation, Self-Force, Stability and Quantum Properties

Speaker: Marc Casals (University of Leipzig)
Time: Thursday 29 February 2024, 2:30pm

Marc Casals (University of Leipzig)

Title: Green Functions for Black Hole Spacetimes: Wave Propagation, Self-Force, Stability and Quantum Properties Abstract: Field perturbations of black hole spacetimes satisfy a wave equation, for which crucial objects are its classical (e.g., retarded) and quantum (e.g., Feynman)… Read More

Prof. A. P. Balachandran

Affiliation: Syracuse University
Visiting Dates: 26 May – 19 June 2024

Dr. Ulrich Pennig

Affiliation: Cardiff University
Visiting Dates: 17-23 May 2024

Prof. David Evans

Affiliation: Cardiff University
Visiting Dates: 12-29 May 2024

Prof. Cliff Burgess

Affiliation: Perimeter Institute, Ontario
Visiting Dates: 30 April – 6 May 2024

Dr. Marek Lewicki

Affiliation: University of Warsaw
Visiting Dates: 25 April – 6 May 2024