نتایج جستجو برای: static torsion

تعداد نتایج: 126762  

2011
Y-M Cho H-F Pu W J Huang L-T Ho S-W Wang P S Wang

Serum- and glucocorticoid-inducible kinase-1 (SGK1) is a serine/threonine protein kinase that responds to various stimuli and mediates cell survival. Although it is known that testicular torsion leads to testicular damage and male infertility, the role of SGK1 in torsion remains unclear. This study investigated whether torsion-induced apoptosis is associated with changes in phosphoinositide-dep...

Relative to a hereditary torsion theory $tau$ we introduce a dimension for a module $M$, called {em $tau$-rank of} $M$, which coincides with the reduced rank of $M$ whenever $tau$ is the Goldie torsion theory. It is shown that the $tau$-rank of $M$ is measured by the length of certain decompositions of the $tau$-injective hull of $M$. Moreover, some relations between the $tau$-rank of $M$ and c...

Abass Alavi Daniel Worsley Lawrence Holder Sydeny Heyman

Testicular scintigraphy has been well validated in the evaluation of patients with suspected testicular torsion and provides an accurate evaluation of testicular perfusion at the lime of imaging. However, the presence of normal or increased perfusion to the testis does not definitively exclude the necessity for surgical intervention. A case of intermittent testicular torsion, with a revie...

2008
Irvin Anderson

Objective: Laparoscopic oophoropexy is performed by a minimally invasive technique that can be offered to any age premenopausal women with an appropriate indication. Adnexal torsion is an uncommon but important cause of emergency admission to the gynaecologist. Torsion of the adnexa has traditionally been treated by involved surgical excision of the affected structure, usually via laparotomy, b...

Journal: :Journal of Cardiovascular Magnetic Resonance 2008
Iris K Rüssel Marco J Götte Joost P Kuijer J Tim Marcus

PURPOSE To introduce a standardized method for calculation of left ventricular torsion by CMR tagging and to determine the accuracy of torsion analysis in regions using an analytical model. METHODS Torsion between base and apex, base and mid, and mid and apex levels was calculated using CSPAMM tagging and Harmonic Phase tracking. The accuracy of torsion analysis on a regional basis (circumfer...

Journal: :Wind energy science 2022

Abstract. Detailed 3D finite-element simulations are state of the art for structural analyses wind turbine rotor blades. It is utmost importance to validate underlying modeling methodology in order obtain reliable results. Validation global response can ideally be done by comparing with full-scale blade tests. However, there a lack test results which also model geometry and layup as well docume...

‎In the classical group theory there is‎ an open question‎: ‎Is every torsion free n-Engel group (for n ≥ 4)‎, nilpotent?‎. ‎To answer the question‎, ‎Traustason‎ [11] showed that with some additional conditions all‎ ‎4-Engel groups are locally nilpotent‎. ‎Here‎, ‎we gave some partial‎ answer to this question on Engel fuzzy subgroups‎. ‎We show that if μ is a normal 4-Engel fuzzy‎ subgroup of ...

2002
L. C. Garcia de Andrade

Gravitational stability of torsion and inflaton potential in a fourdimensional spacetime de Sitter solution in scalar-tensor cosmology where Cartan torsion propagates is investigated in detail. Inflaton and torsion evolution equations are derived by making use of a Lagrangean method. Stable and unstable modes for torsion and inflatons are found. Present astrophysical observations favour a stabl...

2007
LIA VAŠ

The dimension of any module over an algebra of affiliated operators U of a finite von Neumann algebra A is defined using a trace on A. All zero-dimensional U-modules constitute the torsion class of torsion theory (T,P). We show that every finitely generated U-module splits as the direct sum of torsion and torsion-free part. Moreover, we prove that the theory (T, P) coincides with the theory of ...

Journal: :Journal of physics. Condensed matter : an Institute of Physics journal 2011
Marco Bernabei Angel J Moreno J Colmenero

By means of computer simulations, we investigate the relaxation of the Rouse modes in a simple bead-spring model for non-entangled polymer blends. Two different models are used for the fast component, namely fully flexible and semiflexible chains. The latter, which incorporate intramolecular barriers with bending and torsion terms, are semiflexible in the sense that static intrachain correlatio...

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