Results 41 to 50 of about 70,966 (297)

Radial Symmetry of Entire Solutions of a Biharmonic Equation with Supercritical Exponent

open access: yesAdvanced Nonlinear Studies, 2019
Necessary and sufficient conditions for a regular positive entire solution u of a biharmonic ...
Guo Zongming, Wei Long
doaj   +1 more source

Existence of Positive Radial Solutions for Elliptic Systems

open access: yesJournal of Mathematical Analysis and Applications, 1996
This article is devoted to the study of the equation \(\partial\theta/\partial t=\text{div}({\mathcal R}\nabla p_t)+f\), where \(\theta(t,x)\) is the saturation, \(\mathcal R\) is the matrix \((a_{ij})=(\rho/\mu)\kappa_{ij}\), where the \(n\times n\)-matrix \((\kappa_{ij}(x))\) describes the permeability of the medium, \(\mu\) is the viscosity of the ...
openaire   +2 more sources

Asymptotically radial solutions to an elliptic problem on expanding annular domains in Riemannian manifolds with radial symmetry [PDF]

open access: yes, 2016
We consider the boundary value problem (Formula presented.) Ω_R being a smooth bounded domain diffeomorphic to the expanding domain A_R: = { x∈ M, R< r(x) < R+ 1 } in a Riemannian manifold M of dimension n≥ 2 endowed with the metric g=dr^2+S^2(r)g_(
Morabito, Filippo, Filippo Morabito
core   +1 more source

radial: A Fortran subroutine package for the solution of the radial Schrödinger and Dirac wave equations

open access: yes, 2019
The Fortran subroutine package radial for the numerical solution of the Schrödinger and Dirac wave equations of electrons in central potentials is described.
José M. Fernández-Varea (7017170)   +1 more
core   +2 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Take the A-Metric: Interpretations of Some Known Solutions of Einstein’s Vacuum Field Equations

open access: yesUniverse, 2022
In this work, we present a new interpretation of the only static vacuum solution of Einstein’s field equations with planar symmetry, the Taub solution. This solution is a member of the AIII class of metrics, along with the type D Kasner solution. Various
Charles W. Robson, Marco Ornigotti
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Positive radial solutions and non-radial bifurcation for semilinear elliptic equations in annular domains

open access: yes, 1990
We discuss the existence and multiplicity of positive radial solutions and the non-radial bifurcation of Δu + λf(u) = 0 in Ω and u = 0 on ∂Ω, where Ω is an annular domain of Rn, n ⩾ 2. We prove that if f(u) > 0 for u ⩾ 0 and limu → ∞f(u)u = ∞, then there
Lin, Song-Sun
core   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

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