Results 1 to 10 of about 640,865 (266)

Electronic Transport in Weyl Semimetals with a Uniform Concentration of Torsional Dislocations [PDF]

open access: goldNanomaterials, 2022
In this article, we consider a theoretical model for a type I Weyl semimetal, under the presence of a diluted uniform concentration of torsional dislocations. By means of a mathematical analysis for partial wave scattering (phase-shift) for the T-matrix,
Daniel Bonilla, Enrique Muñoz
doaj   +2 more sources

On the interaction of massive spinor particles with external electromagnetic and torsion fields [PDF]

open access: green, 1998
We explore the Dirac equation in external electromagnetic and torsion fields. Motivated by the previous study of quantum field theory in an external torsion field, we include a nonminimal interaction of the spinor field with torsion.
Audretsch   +25 more
core   +4 more sources

Mirage Torsion [PDF]

open access: yesJournal of High Energy Physics, 2007
Z_NxZ_M orbifold models admit the introduction of a discrete torsion phase. We find that models with discrete torsion have an alternative description in terms of torsionless models. More specifically, discrete torsion can be 'gauged away' by changing the
Ploger, Felix   +3 more
core   +8 more sources

The stability of anisotropic cylindrical shells under torsion in spatial position [PDF]

open access: yesActa Scientiarum Polonorum. Architectura, 2020
In the present paper, an infinite system of homogeneous differential equations in the Cauchy normal form was obtained to solve the problem of the stability of cylindrical anisotropic layered shells under the action of external torque, based on the ...
Andrei Podvornyi
doaj   +1 more source

Torsion of a huge subserosal uterine leiomyoma: A challenging case of acute abdomen

open access: yesSouth African Journal of Radiology, 2023
Torsion of a uterine leiomyoma is an extremely rare, albeit life-threatening surgical emergency. A 28-year-old woman presented with acute abdominal pain.
Mankirat S. Dhillon   +3 more
doaj   +1 more source

Clinico-Pathological Profile of Adnexal Torsion Cases: A Retrospective Analysis from A Tertiary Care Teaching Hospital [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
Introduction: Torsion of the adnexa is a rare condition which can be potentially lethal for the women. The clinical presentation can be varied and can be seen in any age group.
Kandasamy. Vijayalakshmi   +4 more
doaj   +1 more source

Weighted Homology of Bi-Structures over Certain Discrete Valuation Rings

open access: yesMathematics, 2021
An RNA bi-structure is a pair of RNA secondary structures that are considered as arc-diagrams. We present a novel weighted homology theory for RNA bi-structures, which was obtained through the intersections of loops.
Andrei Bura, Qijun He, Christian Reidys
doaj   +1 more source

Torsion of the bar of the round transverse section from the variable on length and the transverse section porosity [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2017
The present article is devoted to the task of finding of level of the secondary tangent voltages arising in sections because of a variable on porosity length.
Shlyakhov S.M., Gavrilov D.Yu.
doaj   +1 more source

Dyssynchronous Left Ventricular Activation is Insufficient for the Breakdown of Wringing Rotation

open access: yesFrontiers in Physiology, 2022
Cardiac resynchronization therapy is a valuable tool to restore left ventricular function in patients experiencing dyssynchronous ventricular activation. However, the non-responder rate is still as high as 40%.
Tobias Gerach   +8 more
doaj   +1 more source

Twisting of a Pristine α-Fe Nanowire: From Wild Dislocation Avalanches to Mild Local Amorphization

open access: yesNanomaterials, 2021
The torsion of pristine α-Fe nanowires was studied by molecular dynamics simulations. Torsion-induced plastic deformation in pristine nanowires is divided into two regimes.
Yang Yang   +3 more
doaj   +1 more source

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