Results 1 to 10 of about 18,585 (259)

Bounce Universe with Finite-Time Singularity

open access: yesUniverse, 2022
This work explains how the presence of a Type-IV singularity (a mild singularity) can influence the dynamics of a bouncing universe. In particular, we examine the bounce cosmology that appears with a Type-IV singularity in the context of a ghost-free ...
Tanmoy Paul   +2 more
exaly   +3 more sources

BTZ Black-Bounce to Traversable Wormhole

open access: yesUniverse, 2022
In this paper, we study the charged and uncharged BTZ counterpart of the black-bounce proposed by Simpson and Visser recently. For the uncharged case, we find that the temperature is not modified by the bounce parameter.
Job Furtado Neto   +1 more
exaly   +3 more sources

Theoretical bounce resonance diffusion coefficient for waves generated near the equatorial plane

open access: yesGeophysical Research Letters, 2016
Theoretical bounce resonance diffusion coefficient for waves generated near the equatorial plane with arbitrary wave normal angle distributions is derived.
Xin Tao
exaly   +2 more sources

Bounce Cosmology in Generalized Modified Gravities

open access: yesUniverse, 2019
We investigate the bounce realization in the framework of generalized modified gravities arising from Finsler and Finsler-like geometries. In particular, a richer intrinsic geometrical structure is reflected in the appearance of extra degrees of freedom ...
Panayiotis Stavrinos   +2 more
exaly   +3 more sources

Convening Transformation Systems to Achieve System Transformation

open access: yesJournal of Awareness-Based Systems Change, 2022
Transformation (T-) systems are innovative collections of initiatives and efforts geared to bringing about a flourishing socio-ecological system in a given context.
Sandra Waddock   +3 more
doaj   +1 more source

An Overview on the Nature of the Bounce in LQC and PQM

open access: yesUniverse, 2021
We present a review on some of the basic aspects concerning quantum cosmology in the presence of cut-off physics as it has emerged in the literature during the last fifteen years.
Gabriele Barca   +2 more
doaj   +1 more source

Groove Fields. Understanding the Dance Floor from an Art-Based Research Perspective

open access: yesGeography Notebooks, 2021
This contribution examines groove dynamics across various spatial contexts such as the dance club and the artistic performance space. As groove dynamics do not occur in a spatial vacuum but are embedded in affective environments, they need to be ...
Sebastian Matthias
doaj   +1 more source

Loop Quantum Cosmological Model From ADM Hamiltonian

open access: yesFrontiers in Astronomy and Space Sciences, 2022
The loop quantum cosmological model from ADM Hamiltonian is studied in this article. We consider the spatially flat homogeneous FRW model. It turns out that the modified Friedmann equation keeps the same form as the APS LQC model.
You Ding, Xiangdong Zhang
doaj   +1 more source

Bouncing Quantum Cosmology

open access: yesUniverse, 2021
The goal of this contribution is to present the properties of a class of quantum bouncing models in which the quantum bounce originates from the Dirac canonical quantization of a midi-superspace model composed of a homogeneous and isotropic background ...
Nelson Pinto-Neto
doaj   +1 more source

Stability of a Viable Non-Minimal Bounce

open access: yesUniverse, 2021
The main difficulties in constructing a viable early Universe bouncing model are: to bypass the observational and theoretical no-go theorem, to construct a stable non-singular bouncing phase, and perhaps, the major concern of it is to construct a stable ...
Debottam Nandi
doaj   +1 more source

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