Results 61 to 70 of about 5,923 (300)

Flavour-kinematics duality for Goldstone modes

open access: yesJournal of High Energy Physics, 2022
Three scalar effective field theories have special properties in terms of non-linear symmetries, soft limits and on-shell constructability that arise from their Goldstone nature: the non-linear σ-model, multi-DBI theory and the special Galileon.
Dijs de Neeling   +2 more
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Existence and multiplicity of solutions to operator equations involving duality mappings on Sobolev spaces with variable exponents

open access: yesElectronic Journal of Differential Equations, 2015
The aim of this article is to study the existence and multiplicity of solutions to operator equations involving duality mappings on Sobolev spaces with variable exponents.
Pavel Matei
doaj  

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Duality Mapping for Schatten Matrix Norms

open access: yes
In this paper, we fully characterize the duality mapping over the space of matrices that are equipped with Schatten norms. Our approach is based on the analysis of the saturation of the Holder inequality for Schatten norms.
Aziznejad, Shayan, Unser, Michael
core   +1 more source

A New Composite General Iterative Scheme for Nonexpansive Semigroups in Banach Spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2011
We introduce a new general composite iterative scheme for finding a common fixed point of nonexpansive semigroups in the framework of Banach spaces which admit a weakly continuous duality mapping.
Pongsakorn Sunthrayuth, Poom Kumam
doaj   +1 more source

A Remark on the Duality Mapping on $l^\infty$

open access: yesTokyo Journal of Mathematics, 1985
Let S be the unit ball of \(\ell^{\infty}\) and sm S the set of smooth points of S. The duality mapping \(F_ 0\) from S to the dual \(\ell^{\infty*}\) of \(\ell^{\infty}\) is defined as \(F_ 0(v)=\{\lambda \in \ell^{\infty*}: \lambda (v)=\ell =\| \lambda \| \}\), \(v\in S\). Let ext \(F_ 0(v)\) denote the set of extremal points of \(F_ 0(v)\).
openaire   +2 more sources

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Higher derivative terms and their influence on N=2 supersymmetric systems [PDF]

open access: yes, 1999
This thesis is concerned with so-called higher derivative terms which arise in low energy approximations to certain physical models. In particular, the aim is to investigate the role that such terms play in low energy N=2 supersymmetric gauge theories in
Weir, W.A., Weir, William Alexander
core  

A General Iterative Method for a Nonexpansive Semigroup in Banach Spaces with Gauge Functions

open access: yesJournal of Applied Mathematics, 2012
We study strong convergence of the sequence generated by implicit and explicit general iterative methods for a one-parameter nonexpansive semigroup in a reflexive Banach space which admits the duality mapping Jφ, where φ is a gauge function on [0,∞). Our
Kamonrat Nammanee   +2 more
doaj   +1 more source

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