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X-WR-CALNAME;VALUE=TEXT:Seminar: Maciej Dunajski (University of Cambridge): "Equivalence principle, de-Sitter space, and twistor theory"
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SUMMARY:Seminar: Maciej Dunajski (University of Cambridge): "Equivalence principle, de-Sitter space, and twistor theory"
DESCRIPTION:<p>	Zoom link: https://harvard.zoom.us/j/779283357?pwd=MitXVm1pYUlJVzZqT3lwV2pCT1ZUQT09<br><drupal-media data-entity-type="media" data-entity-uuid="85377578-a8a0-4d98-9742-506962ba2687" alt="Maciej Dunajski" data-view-mode="hwp_medium"></drupal-media><br>Speaker: Maciej Dunajski (University of Cambridge)<br>Title: Equivalence principle, de-Sitter space, and twistor theory<br>Abstract: I discuss the impact of the positive cosmological constant on the interplay between the equivalence principle in general relativity, and the rules of quantum mechanics. There is an ambiguity in the definition of a phase of a wave function measured by inertial and accelerating observes which is  a non-relativistic analogue of the Unruh effect. This will be put in the framework of a non—relativistic limit of twistor space.</p><p>	 </p>
LOCATION:Jefferson 453 and Zoom
STATUS:CONFIRMED
DTSTART:20230905T133000Z
DTEND:20230905T133000Z
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