Results 21 to 30 of about 453,956 (315)

Kinetics of the stress-strain state of surface hardened cylindrical specimen under complex stress state of creep

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
The method for calculating the boundary-value problem of the evaluation of kinetics of the stress-strain state of surface-hardened solid cylindrical specimen under creep for three types of stress state (tension, pure torsion, the combined effect of ...
Vladimir P Radchenko, Vitaly V Tsvetkov
doaj   +1 more source

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

open access: yes, 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   +2 more sources

Testicular torsion-warrants urgent scrotal exploration

open access: yesMedical Journal of Dr. D.Y. Patil University, 2015
Testicular torsion remains a common surgical emergency of adolescent males.[1] The risk of a male developing torsion of testis by the age of 25 is about 1 in 160.
R M Aravind   +3 more
doaj   +1 more source

Torsion Discriminance for Stability of Linear Time-Invariant Systems

open access: yesMathematics, 2020
This paper extends the former approaches to describe the stability of n-dimensional linear time-invariant systems via the torsion τ ( t ) of the state trajectory.
Yuxin Wang   +3 more
doaj   +1 more source

Preoperative diagnosis of a torsioned accessory spleen

open access: yesJournal of Medical Ultrasound, 2021
We report a case of a 12-year-old boy with an accessory spleen torsion. He presented with left-sided abdominal pain after trauma. A 4 cm oval mass without contrast enhancement was detected on contrast-enhanced computed tomography (CT), and ultrasound (US)
Miki Yoshida   +5 more
doaj   +1 more source

Reinforced and prestressed concrete hollow beams under torsion

open access: yesJournal of Civil Engineering and Management, 2014
Recently a new rational theoretical model for beams under torsion has been proposed. This model, called Softened Membrane Model for Torsion (SMMT), is able to predict well the global behaviour of reinforced and prestressed concrete solid beams under ...
Luis F. A. Bernardo   +2 more
doaj   +1 more source

Modeling of torsion stress giant magnetoimpedance in amorphous wires with negative magnetostriction

open access: yes, 2007
A model describing the influence of torsion stress on the giant magnetoimpedance in amorphous wires with negative magnetostriction is proposed. The wire impedance is found by means of the solution of Maxwell equations together with the Landau-Lifshitz ...
Antonov   +39 more
core   +1 more source

The action for the (propagating) torsion and the limits on the torsion parameters from present experimental data [PDF]

open access: yes, 1997
Starting from the well established form of the Dirac action coupled to the electromagnetic and torsion field we find that there is some additional softly broken local symmetry associated with torsion.
Belyaev, A. S., Shapiro, Ilya L.
core   +2 more sources

Discrete torsion [PDF]

open access: yesPhysical Review D, 2003
In this article we explain discrete torsion. Put simply, discrete torsion is the choice of orbifold group action on the B field. We derive the classification H^2(G, U(1)), we derive the twisted sector phases appearing in string loop partition functions, we derive M.
openaire   +2 more sources

Design, Testing, and Sensitivity Analysis of a Torsional Cyclic Test Adapter

open access: yesMachines
In this article, a torsional adapter is designed and evaluated through the comparison of analytical, numerical, and experimental tools. The adapter converts a conventional tension–compression test machine for cyclic loading to a modified application of ...
Klara Gaber   +3 more
doaj   +1 more source

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