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Persistence of Manifolds in Nonequilibrium Critical Dynamics [PDF]

open access: yesPhysical Review Letters, 2003
We study the persistence P(t) of the magnetization of a d' dimensional manifold (i.e., the probability that the manifold magnetization does not flip up to time t, starting from a random initial condition) in a d-dimensional spin system at its critical ...
A. J. Bray   +6 more
core   +3 more sources

Critical point equation on almost f-cosymplectic manifolds [PDF]

open access: yesArab Journal of Mathematical Sciences, 2023
Purpose – Besse first conjectured that the solution of the critical point equation (CPE) must be Einstein. The CPE conjecture on some other types of Riemannian manifolds, for instance, odd-dimensional Riemannian manifolds has considered by many geometers.
H. Aruna Kumara   +2 more
doaj   +4 more sources

Decoding a three-dimensional conformal manifold

open access: yesJournal of High Energy Physics, 2018
We study the one-dimensional complex conformal manifold that controls the infrared dynamics of a three-dimensional N $$ \mathcal{N} $$ = 2 supersymmetric theory of three chiral superfields with a cubic superpotential. Two special points on this conformal
Marco Baggio   +4 more
doaj   +3 more sources

Coexistence of critical phenomena: the concept of manifold multi-spectral criticality

open access: yesScientific Reports
Prompted by the ubiquity of empirical observations of critical phenomena, often in non-equilibrium macrostates, we developed a modelling approach in which several critical phenomena coexist.
Michał Chorowski   +2 more
doaj   +3 more sources

Optimization Landscape of Quantum Control Systems

open access: yesComplex System Modeling and Simulation, 2021
Optimization is ubiquitous in the control of quantum dynamics in atomic, molecular, and optical systems. The ease or difficulty of finding control solutions, which is practically crucial for developing quantum technologies, is highly dependent on the ...
Xiaozhen Ge, Rebing Wu, Herschel Rabitz
doaj   +1 more source

Analysis of divergent bifurcations in the dynamics of wheeled vehicles [PDF]

open access: yesMechanical Sciences, 2022
This paper presents the bifurcation approach to analyze divergent loss of stability of the symmetric solution of a nonlinear dynamic model in Lyapunov's critical case of a single zero root. Under such a condition, material birth-annihilation bifurcations
V. Verbitskii   +3 more
doaj   +1 more source

Topological structure of functions with isolated critical points on a 3-manifold

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2023
To each isolated critical point of a smooth function on a 3-manifold we put in correspondence a tree (graph without cycles). We will prove that functions are topologically equivalent in the neighbourhoods of critical points if and only if the ...
Bohdana Hladysh   +2 more
doaj   +1 more source

Paracontact Metric κ,μ-Manifold Satisfying the Miao-Tam Equation

open access: yesAdvances in Mathematical Physics, 2021
In this paper, we classified the paracontact metric κ,μ-manifold satisfying the Miao-Tam critical equation with κ>−1. We proved that it is locally isometric to the product of a flat n+1-dimensional manifold and an n-dimensional manifold of negative ...
Dehe Li, Jiabin Yin
doaj   +1 more source

Potts-model critical manifolds revisited [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2016
File PB6.m contains the critical polynomials described in the ...
Scullard, Christian R.   +1 more
openaire   +2 more sources

Improving High Cycle Fatigue Life in An Exhaust Manifold Using Perimeter Fins with Considering Stress Gradient [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2023
The effect of perimeter fins on the thermal stress and High Cycle Fatigue (HCF) life in an exhaust manifold with considering stress gradient was investigated.
Hojjat Ashouri
doaj   +1 more source

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