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Roger Penrose proposed that a spatial quantum superposition collapses as a back-reaction from spacetime, which is curved in different ways by each branch of the superposition. In this sense, one speaks of gravity-related wave function…

量子物理 · 物理学 2021-11-29 S. Donadi , K. Piscicchia , C. Curceanu , L. Diósi , M. Laubenstein , A. Bassi

The act of measurement on a quantum state is supposed to "collapse" the state into one of several eigenstates of the operator corresponding to the observable being measured. This measurement process is sometimes described as outside…

量子物理 · 物理学 2021-10-26 Satish Ramakrishna

We incorporate non-local gravitational self-energy, motivated by string-inspired T-duality, into the Schr\"odinger-Newton equation. In this framework spacetime has an intrinsic non-locality, rendering the standard linear superposition…

广义相对论与量子宇宙学 · 物理学 2026-05-14 Kimet Jusufi , Douglas Singleton , Francisco S. N. Lobo

The direct detection of gravitational waves crowns decades of efforts in the modelling of sources and of increasing detectors' sensitivity. With future third-generation Earth-based detectors or space-based observatories, gravitational-wave…

广义相对论与量子宇宙学 · 物理学 2018-10-17 Lorenzo Annulli , Laura Bernard , Diego Blas , Vitor Cardoso

It is suggested that gravity waves could, in several cases, be detected by means of already (or shortly to be) available technology, independently of current efforts of detection. The present is a follow-up on a recently suggested detection…

广义相对论与量子宇宙学 · 物理学 2009-10-22 Redouane Fakir

We present the idea of searching for X-rays as a signature of the mechanism inducing the spontaneous collapse of the wave function. Such a signal is predicted by the continuous spontaneous localization theories, which are solving the…

A dynamical model for the collapse of the wave function in a quantum measurement process is proposed by considering the interaction of a quantum system (spin-1/2) with a macroscopic quantum apparatus interacting with an environment in a…

量子物理 · 物理学 2007-05-23 A. Venugopalan , Deepak Kumar , R. Ghosh

The assumption that wave function collapse is induced by correlating interactions of the kind that constitute measurements leads to a stochastic collapse equation that does not require the introduction of any new physical constants and that…

量子物理 · 物理学 2022-01-14 Edward J. Gillis

Is wave function collapse a prediction of the Schr\"odinger equation? This unusual problem is explored in an enlarged framework of interpretation, where quantum dynamics is considered exact and its interpretation is extended to include…

量子物理 · 物理学 2016-11-22 Roland Omnès

We study the gravitational wave (GW) production induced by the asymmetric jets of gamma-ray bursts (GRBs). The asymmetric jets result in a recoil force acted on the central compact object, whose motion leads to emission of GW. Under…

高能天体物理现象 · 物理学 2018-07-25 Shuang Du , Xiao-Dong Li , Yi-Ming Hu , Fang-Kun Peng , Miao Li

I present a simple argument for why a fundamental theory that unifies matter and gravity gives rise to what seems to be a collapse of the wavefunction. The resulting model is local, parameter-free and makes testable predictions.

量子物理 · 物理学 2025-10-14 Sabine Hossenfelder

It is generally accepted that a first ever direct detection of gravity waves would herald a new era in astronomy and in fundamental physics. Ever since the early sixties, increasingly larger human and material resources are being invested…

天体物理学 · 物理学 2007-05-23 Redouane Fakir

Significant gravitational wave emission is expected from gamma-ray bursts arising from compact stellar mergers, and possibly also from bursts associated with fast-rotating massive stellar core collapses. These models have in common a high…

天体物理学 · 物理学 2009-11-07 Shiho Kobayashi , Peter Meszaros

Gravitational Wave (GW) data bring an exceptional avenue to test the underlying models of coalescing compact objects. In the regime of strong gravity and high curvature, they allow the exploration of minute deviations from the best-fit…

广义相对论与量子宇宙学 · 物理学 2026-05-01 Guillaume Dideron , Suvodip Mukherjee , Luis Lehner

The 3-dimensional wave function for a sharply cut-off Coulomb potential is analytically derived. The asymptotic form of the related scattering amplitude reveals a failure of the standard renormalization factor which is believed to be…

核理论 · 物理学 2009-12-31 W. Glockle , J. Golak , R. Skibinski , H. Witala

Astrometric observations can, in principle, be used to detect gravitational waves. In this paper we give a practical overview of the gravitational wave effects which can be expected specifically in small-field astrometric data. Particular…

广义相对论与量子宇宙学 · 物理学 2026-01-12 Robin Geyer , Sven Zschocke , Michael Soffel , Sergei Klioner , Lennart Lindegren , Uwe Lammers

We consider the scattering of the gravitational waves by the weak gravitational fields of lens objects. We obtain the scattered gravitational waveform by treating the gravitational potential of the lens to first order, i.e. using the Born…

天体物理学 · 物理学 2009-11-10 Ryuichi Takahashi , Teruaki Suyama , Shugo Michikoshi

In this work we describe the partial collapse of a compact object and the emission of spacetime waves as a result of back-reaction effects. As a source mass term we propose a non-smooth continuous function that describes a mass-loss, and we…

广义相对论与量子宇宙学 · 物理学 2023-07-24 Emmanuel Alejandro Avila-Vargas , Claudia Moreno , Rafael Hernández-Jiménez

We show using a realistic Hamiltonian-type model that definite outcomes of quantum measurements may emerge from quantum evolution of pure states, i.e quantum dynamics provides a deterministic collapse of the wavefunction in a quantum…

量子物理 · 物理学 2008-09-10 Håkon Brox , Kåre Olaussen , Anh Kiet Nguyen

The standard technique for very low-frequency gravitational wave detection is mainly based on searching for a specific spatial correlation in the variation of the times of arrival of the radio pulses emitted by millisecond pulsars with…

星系天体物理 · 物理学 2022-12-13 Michele Maiorano , Francesco De Paolis , Achille A. Nucita