Results 21 to 30 of about 28,838 (310)

Normalized solutions for nonlinear Kirchhoff type equations in high dimensions

open access: yesElectronic Research Archive, 2022
We study the normalized solutions for nonlinear Kirchhoff equation with Sobolev critical exponent in high dimensions $ \mathbb{R}^N(N\geqslant4) $. In particular, in dimension $ N = 4 $, there is a special phenomenon for Kirchhoff equation that the mass ...
Lingzheng Kong, Haibo Chen
doaj   +1 more source

Dynamical selection of critical exponents [PDF]

open access: yesPhysical Review E, 2016
v2: Several misprints corrected, appendix on toy model rendered more relevant.
openaire   +3 more sources

Inhomogeneous Neumann problem with critical Sobolev exponent

open access: yesAdvances in Nonlinear Analysis, 2012
We investigate the solvability of the inhomogeneous Neumann problem involving the critical Sobolev exponent. In particular, we discuss the impact of the shape of the graph of the coefficient of the critical exponent on the existence of a solution.
Chabrowski Jan
doaj   +1 more source

Critical growth elliptic problems involving Hardy-Littlewood-Sobolev critical exponent in non-contractible domains

open access: yesAdvances in Nonlinear Analysis, 2019
The paper is concerned with the existence and multiplicity of positive solutions of the nonhomogeneous Choquard equation over an annular type bounded domain.
Goel Divya, Sreenadh Konijeti
doaj   +1 more source

CRITICAL EXPONENTS OF ERBIUM

open access: yesLe Journal de Physique Colloques, 1988
The exponent β that describes the sinusoidally modulate d ↔ paramagnetic phase transition crosses over from a value of 0.39 near TN to a mean field value away from TN. Electrical resistivity measurements near TN are given for the c axis and the critical behaviour is discussed.
G.H.F. Brits   +2 more
openaire   +3 more sources

Critical exponent for the Anderson transition in the three-dimensional orthogonal universality class

open access: yesNew Journal of Physics, 2014
We report a careful finite size scaling study of the metal–insulator transition in Anderson's model of localization. We focus on the estimation of the critical exponent ν that describes the divergence of the localization length.
Keith Slevin, Tomi Ohtsuki
doaj   +1 more source

Critical exponents of plane meanders [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2000
8 pages, 4 eps ...
Iwan Jensen, Anthony J. Guttmann
openaire   +3 more sources

Target Localization with Unknown Transmit Power and Path-Loss Exponent Using a Kalman Filter in WSNs

open access: yesSensors, 2020
We present a novel hybrid localization algorithm for wireless sensor networks in the absence of knowledge regarding the transmit power and path-loss exponent.
SeYoung Kang, TaeHyun Kim, WonZoo Chung
doaj   +1 more source

Activating critical exponent spectra with a slow drive

open access: yesPhysical Review Research, 2020
We uncover an aspect of the Kibble-Zurek phenomenology, according to which the spectrum of critical exponents of a classical or quantum phase transition is revealed, by driving the system slowly in directions parallel to the phase boundary.
Steven Mathey, Sebastian Diehl
doaj   +1 more source

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