Hartle–hawking state
WebThe quantum state of a spatially closed universe can be described by a wave function which is a functional on the geometries of compact three-manifolds and on the values of the matter fields on these manifolds. ... {Wave Function of the Universe}, author={James B. Hartle and Stephen William Hawking}, journal={Physical Review D}, year={1983 ... WebJun 22, 2024 · Hawking himself acknowledged in lectures that his and Hartle’s proposal is a hypothesis that would require testing. “So the Hartle-Hawking state, as it is now — it …
Hartle–hawking state
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WebWe study the Hawking radiation in the framework of open quantum systems by examining the time evolution of a detector (modelled by a two-level atom) interacting with vacuum massless scalar fields. The dynamics of the d… WebOct 18, 2015 · What confuse me is that what on earth is Hartle Hawking state and how can a path integral over finite imaginary time project out all the state other than vacuum? …
WebRyu–Takayanagi conjecture. The Ryu–Takayanagi conjecture is a conjecture within holography that posits a quantitative relationship between the entanglement entropy of a conformal field theory and the geometry of an associated anti-de Sitter spacetime. [1] [2] The formula characterizes "holographic screens" in the bulk; that is, it specifies ... The Hartle–Hawking state is the wave function of the Universe—a notion meant to figure out how the Universe started—that is calculated from Feynman's path integral. More precisely, it is a hypothetical vector in the Hilbert space of a theory of quantum gravity that describes this wave function. It is a … See more The Hartle–Hawking state is a proposal in theoretical physics concerning the state of the Universe prior to the Planck epoch. It is named after James Hartle and Stephen Hawking. Hartle and Hawking … See more • Imaginary time • Multiple histories • Signature change See more
WebFeb 7, 2024 · We study self-interacting massive scalar field theory in static spacetimes with a bifurcate Killing horizon and a wedge reflection. In this theory the Hartle-Hawking … WebDec 15, 1983 · The quantum state of a spatially closed universe can be described by a wave function which is a functional on the geometries of compact three-manifolds and on …
WebApr 13, 2024 · The spontaneous excitation of a two-level atom held static outside a four dimensional Schwarzschild black hole and in interaction with a massless scalar field in the Boulware, Unruh and Hartle-Hawking vacuum is investigated and the contributions of the vacuum fluctuations and radiation reaction to the rate of change of the mean atomic …
WebThe universal wavefunction (or wave function ), introduced by Hugh Everett in his 1973 PhD thesis The Theory of the Universal Wave Function, [1] informs a core concept in the relative state interpretation [2] [3] or many-worlds interpretation [4] [5] of quantum mechanics. It later received investigation from James Hartle and Stephen Hawking [6 ... tarih 9 testWebOct 21, 2013 · On the Construction of Hartle–Hawking–Israel States Across a Static Bifurcate Killing Horizon. We consider a linear scalar quantum field propagating in a … 餅 福岡 あんこWebOct 18, 2015 · What confuse me is that what on earth is Hartle Hawking state and how can a path integral over finite imaginary time project out all the state other than vacuum? Wish somebody can give some reference related to Hartle Hawking state and give me some explanation on my confusion. quantum-field-theory; black-holes; 餅 磯辺焼き お弁当WebMar 10, 2024 · The Hartle-Hawking state, as first proposed in 1996 and continuously refined until 2024 when Steven Hawking passed away, argues that instead of a pre-existing … 餅 粉チーズ 卵WebAug 8, 2024 · A more precise analogy would be with the Hartle-Hawking state in the Kruskal spacetime. $\endgroup$ – Valter Moretti. Aug 9, 2024 at 7:46 $\begingroup$ In the Kruskal manifold there are at least two quantum states with thermal properties. One is the HH state which is an equilibrium state, the other is the Unruh state which describes the ... tarihal hubli pin codeWebJan 15, 2008 · We find that the detector in both the Unruh and Hartle-Hawking vacua would spontaneously excite with a nonvanishing probability the same as what one would obtain if there is thermal radiation at the Hawking temperature from the black hole, thus reproducing the basic results concerning the Hawking effect in the framework of open quantum … tari hadrah jatonWebApr 14, 2024 · Abstract. The Hartle–Hawking wave function is known to be the Fourier dual of the Chern–Simons or Kodama state reduced to mini-superspace, using an integration contour covering the whole real line. But since the Chern–Simons state is a solution of the Hamiltonian constraint (with a given ordering), its Fourier dual should provide a ... 餅米 業務スーパー