Results 11 to 20 of about 4,282,430 (283)

Multiaxial fatigue criterion based on parameters from torsion and axial S-N curve [PDF]

open access: yesFracture and Structural Integrity, 2016
Multiaxial high cycle fatigue is a topic that concerns nearly all industrial domains. In recent years, a great deal of recommendations how to address problems with multiaxial fatigue life time estimation have been made and a huge progress in the field ...
M. Margetin, R. Ďurka, V. Chmelko
doaj   +3 more sources

Surface hardening effect on the fatigue behavior of isotropic beam

open access: yesDiagnostyka, 2022
an experimental study of the impact of surface hardening on the high-cycle fatigue behavior of an isotropic beam.The beams are made from low carbon steel.The experimental work included mechanical tests, surface heat treatment, fatigue tests, and ...
Sajjad H, Nasser, Qasim H. Bader
doaj   +1 more source

Nonuniform Self-Organized Dynamical States in Superconductors with Periodic Pinning [PDF]

open access: yes, 2006
We consider magnetic flux moving in superconductors with periodic pinning arrays. We show that sample heating by moving vortices produces negative differential resistivity (NDR) of both N and S type (i.e., N- and S-shaped) in the voltage-current ...
A. I. Larkin   +11 more
core   +3 more sources

Characterization of uniaxial fatigue behavior of precipitate strengthened Cu-Ni-Si alloy (SICLANIC(TM)) [PDF]

open access: yesFracture and Structural Integrity, 2018
Fatigue tests were conducted on cylindrical bars specimens to understand the fatigue behavior of SICLANIC. Although it displays good resistance in monotonic tension, this material weakens and shows a softening in repeated solicitation.
B. Saadouki   +4 more
doaj   +1 more source

On the X-rank with respect to linearly normal curves [PDF]

open access: yes, 2010
In this paper we study the $X$-rank of points with respect to smooth linearly normal curves $X\subset \PP n$ of genus $g$ and degree $n+g$. We prove that, for such a curve $X$, under certain circumstances, the $X$-rank of a general point of $X$-border ...
Ballico, Edoardo, Bernardi, Alessandra
core   +4 more sources

On Jacobi Inversion Formulae for Telescopic Curves [PDF]

open access: yes, 2016
For a hyperelliptic curve of genus $g$, it is well known that the symmetric products of $g$ points on the curve are expressed in terms of their Abel-Jacobi image by the hyperelliptic sigma function (Jacobi inversion formulae). Matsutani and Previato gave
Ayano, Takanori
core   +1 more source

Fast Fencing [PDF]

open access: yes, 2018
We consider very natural "fence enclosure" problems studied by Capoyleas, Rote, and Woeginger and Arkin, Khuller, and Mitchell in the early 90s. Given a set $S$ of $n$ points in the plane, we aim at finding a set of closed curves such that (1) each point
Abrahamsen, Mikkel   +7 more
core   +5 more sources

Vibration fatigue behavior of T-shaped part of three-dimensional braided Cf /Al composites

open access: yesJournal of Aeronautical Materials, 2023
Three-dimensional braided Cf/Al composites prepared by vacuum pressure infiltration method have good mechanical properties and great potential in aerospace applications.
SU Xinyu   +4 more
doaj   +1 more source

Visibility and the Birch and Swinnerton-Dyer conjecture for analytic rank one [PDF]

open access: yes, 2008
Let $E$ be an optimal elliptic curve over $\Q$ of conductor $N$ having analytic rank one, i.e., such that the $L$-function $L_E(s)$ of $E$ vanishes to order one at $s=1$.
Agashe, Amod
core   +4 more sources

On Serre's uniformity conjecture for semistable elliptic curves over totally real fields [PDF]

open access: yes, 2015
Let $K$ be a totally real field, and let $S$ be a finite set of non-archimedean places of $K$. It follows from the work of Merel, Momose and David that there is a constant $B_{K,S}$ so that if $E$ is an elliptic curve defined over $K$, semistable outside
Anni, Samuele, Siksek, Samir
core   +5 more sources

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