Information Processing

Replica Wormholes and Quantum Hair   https://arxiv.org/abs/2404.02331 Xavier Calmet, Stephen D.H. Hsu  We discuss recent applica...

This is a placeholder for a longer post I hope to expand on in the future, based on this essay:  Paradise Lost - Alexander Migdal   Migdal a...

https://journals.aps.org/prd/pdf/10.1103/PhysRevD.108.086012 This is a follow up to our earlier work on quantum gravitational corrections ...

This is the published version of the arxiv preprint previously discussed here . We found it interesting that quantum hair can already...

This is a follow up to our earlier work on quantum gravitational corrections to the exterior graviton field of a compact object, also known ...

This is the published version of our preprint https://arxiv.org/abs/2303.00310 . Quantum gravitational corrections to particle creation by...

New paper! Quantum Hair in Electrodynamics and Gravity   Xavier Calmet, Stephen D. H. Hsu  arXiv:2209.12798  We demonstrate the ex...

This is a short review of our recent work on black hole information for European Physics Letters. A Brief History of Hawking's Informati...

  As promised , video from my talk in Amsterdam.  Seminar at the Institute of Physics, University of Amsterdam, 17 Jun 2022.  Title: Quantum...

  Theory seminar at Michigan State University April 22 2022.  Title: Has Hawking's Black Hole Information Paradox Been Resolved?  Abstra...

  This is a very nice 10 minute introduction to the black hole information paradox, and to our work on quantum hair.  See earlier discussion...

This is the published version of our paper on Quantum Hair on black holes, in Physical Review Letters: Quantum Hair from Gravity   Xavier ...

This is the published version of our recent arxiv preprint, previously  discussed here . Quantum hair and black hole information   htt...

  This is video of a seminar I gave at the University of Sussex. Slides . Has Hawking's Black Hole Information Paradox Been Resolved? Q...

Our follow up paper on quantum hair is now on arXiv: Quantum Hair and Black Hole Information   https://arxiv.org/abs/2112.05171  Xavier C...

New paper! Quantum Hair from Gravity   https://arxiv.org/abs/2110.09386  Xavier Calmet, Roberto Casadio, Stephen D. H. Hsu, and Fol...

Professor James Cline (McGill University) recently posted a set of lecture notes from Feynman's last Caltech course, on quantum chromo...

Warning : this post is for specialists. I had reason to look back at the paper below recently, and thought I would write a longer post on ...

He was 96 when he passed last Friday, one of the last giants who participated in the creation of Quantum Electrodynamics and modern quantu...

Excerpt from Sidney Coleman's Erice lectures . The period he describes just predates my entry into physics. This was a great time t...