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Valerio Faraoni18/06/2024, 16:00Oral
The first-order thermodynamics of scalar-tensor gravity is an analogy between scalar-tensor gravity (including viable Horndeski) and dissipative fluids. Assuming the gradient of the gravitational scalar field to be timelike and future-oriented, it contributes to the field equations like a dissipative fluid which, surprisingly, obeys Eckart's version of the Fourier law. Then, the convergence of...
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Turkuler Durgut18/06/2024, 16:30Oral
Is GR open to EDI concepts? Are relativists considering inclusivity in their research and teaching? In this talk, I will try to draw a picture of GR with an EDI perspective and show my students' perspective as first-time relativity learners.
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Hou YauOral
We show that a proper time oscillator can mimic a point mass at rest in general relativity. The spacetime outside a proper time oscillator is a Schwarzschild field. Although the singularity in our model acts as a boundary for incoming geodesics, the spacetime structure inside this boundary is well-defined. The proper time oscillator is cloistered behind the singularity.
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