Results 71 to 80 of about 1,167,226 (217)

Branes on the singular locus of the Hitchin system via Borel and other parabolic subgroups [PDF]

open access: yesMathematische Nachrichten, 2017
We study the mirror symmetry on the singular locus of the Hitchin system at two levels. First, by covering it by (supports of) (BBB)‐branes, corresponding to Higgs bundles reducing their structure group to the Levi subgroup of some parabolic subgroup P ...
Emilio Franco, Ana Peón-Nieto
semanticscholar   +1 more source

Parabolic subgroups of Garside groups

open access: yesJournal of Algebra, 2007
A Garside monoid is a cancellative monoid with a finite lattice generating set; a Garside group is the group of fractions of a Garside monoid. The family of Garside groups contains the Artin-Tits groups of spherical type. We generalise the well-known notion of a parabolic subgroup of an Artin-Tits group into that of a parabolic subgroup of a Garside ...
openaire   +3 more sources

Understanding extracellular vesicle biology, isolation, and characterization: The theory of EV‐erything

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Extracellular vesicles (EVs), especially exosomes, are nanoparticles increasingly recognized as key regulators of intercellular communication in both physiological and pathological aspects. Despite rapid progress, inconsistencies in nomenclature, isolation, and characterization continue to restrict translational advancement.
Paras Ahmad   +6 more
wiley   +1 more source

Looking at Reading: Adolescents' Perceptions of Readerly Characters in High School Television Series

open access: yesReading Research Quarterly, Volume 61, Issue 4, October/November/December 2026.
Key findings of “Looking at reading”: ABSTRACT Despite growing concerns about declining reading motivation, research on adolescent literacy has rarely examined how readerly characters in mainstream media shape young people's perceptions of reading.
Jasmijn Bloemert, Jeroen Dera
wiley   +1 more source

Reversible Hydration Tuning of Polar Order and Large Nonlinear Optical Response in a 2D van der Waals Crystal, LiInP2S6

open access: yesAdvanced Materials, Volume 38, Issue 52, 16 September 2026.
Hydration‐induced symmetry breaking transforms layered LiInP2S6${\rm LiInP}_2{\rm S}_6$ from a nonpolar to a chiral‐polar phase, producing a giant enhancement of non‐resonant second‐harmonic generation. The reversible tuning of polar order through molecular intercalation establishes a strategy for dynamically controlling nonlinear optical ...
Jadupati Nag   +8 more
wiley   +1 more source

A Top-Down Account of Linear Canonical Transforms

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2012
We contend that what are called Linear Canonical Transforms (LCTs) should be seen as a part of the theory of unitary irreducible representations of the '2+1' Lorentz group.
Kurt Bernardo Wolf
doaj   +1 more source

Parabolic subgroups and algebraic monoids

open access: yesJournal of Algebra, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Numerical Aspects of Turbulent Blood Flow in Aorta: A Systematic Review

open access: yesEngineering Reports, Volume 8, Issue 9, September 2026.
The aim of this systematic review is to systematize the methodological approaches used in the state‐of‐the‐art literature, including the choice of turbulence models, validation methods, as well as the identification of the main hemodynamic parameters characterizing turbulent flow.
Nikita Skripka, Alex G. Kuchumov
wiley   +1 more source

Parabolic Subgroups of Artin Groups

open access: yesJournal of Algebra, 1997
Let \((A,\Sigma)\) be an Artin system. For \(X\subseteq\Sigma\) by \(A_X\) is denoted the subgroup of \(A\) generated by \(X\). Such a group is called a parabolic subgroup of \(A\). Van der Lek's theorem is reproved: ``A parabolic subgroup of an Artin group is an Artin group''.
openaire   +1 more source

The oscillatory response of the electroretinogram and neuronal adaptation

open access: yesActa Ophthalmologica, Volume 104, Issue 6, Page 616-637, September 2026.
Abstract After more than 50 years, there still remains a challenge and an interest to know more as well as extend and deepen our understanding of the small rapid wavelets, the oscillatory potentials (OPs), of the electroretinogram (ERG) and the neuronal adaptation of the retina.
Lillemor Wachtmeister, Anders Eklund
wiley   +1 more source

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