Results 31 to 40 of about 1,449,299 (326)

Benefits of current percolation in superconducting coated conductors [PDF]

open access: yes, 2005
The critical currents of MOD/RABiTS and PLD/IBAD coated conductors have been measured as a function of magnetic field orientation and compared to films grown on single crystal substrates.
Blamire, MG   +5 more
core   +2 more sources

Singularities of the Partition Function for the Ising Model Coupled to 2d Quantum Gravity [PDF]

open access: yes, 1997
We study the zeros in the complex plane of the partition function for the Ising model coupled to 2d quantum gravity for complex magnetic field and real temperature, and for complex temperature and real magnetic field, respectively.
Ambjorn, J.   +2 more
core   +5 more sources

Designing aluminium friction stir welded joints against multiaxial fatigue [PDF]

open access: yesFracture and Structural Integrity, 2016
The present paper investigates the accuracy of the Modified Wöhler Curve Method (MWCM) in estimating multiaxial fatigue strength of aluminium friction stir (FS) welded joints.
L. Susmel   +4 more
doaj   +2 more sources

Stationary stochastic Navier–Stokes on the plane at and above criticality

open access: yesStochastics and Partial Differential Equations: Analysis and Computations, 2023
AbstractIn the present paper, we study the fractional incompressible Stochastic Navier–Stokes equation on $${\mathbb {R}}^2$$ R 2 , formally defined as $$\begin{aligned} \partial _t v = -\tfrac{1}{2} (-\Delta ...
G. Cannizzaro, J. Kiedrowski
openaire   +2 more sources

Including the normal to shear stresses ratio in fatigue life estimation for cyclic loadings [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper presents the estimation of the fatigue life under multiaxial cyclic loading of two construction materials. The main aim of this paper is to present a new method which allows evaluation of fatigue life during the design and construction phase of
Kurek Marta
doaj   +1 more source

Anisotropic structural and optical properties of a-plane (11-20) AlInN nearly-lattice-matched to GaN [PDF]

open access: yes, 2010
We report epitaxial growth of a-plane (11-20) AlInN layers nearly-lattice-matched to GaN. Unlike for c-plane oriented epilayers, a-plane Al_{1-x}In_{x}N cannot be simultaneously lattice-matched to GaN in both in-plane directions.
A.A. Rahman   +24 more
core   +1 more source

Multiaxial fatigue of aluminium friction stir welded joints: preliminary results [PDF]

open access: yesFracture and Structural Integrity, 2015
The aim of the present research is to check the accuracy of the Modified Wöhler Curve Method (MWCM) in estimating the fatigue strength of friction stir (FS) welded tubular joints of Al 6082-T6 subjected to in-phase and out-of-phase multiaxial fatigue ...
D. G. Hattingh   +3 more
doaj   +1 more source

Critical Layer Analysis of Stuart Vortices in a Plane Jet [PDF]

open access: yesMathematical Problems in Engineering, 2014
Asymptotic techniques are used to model quasi‐steady‐state vortices in the plane (Bickley) inviscid jet. A nonlinear critical layer analysis is used to find a family of steady‐state finite amplitude two‐dimensional vortices which are based on the Stuart vortex.
Ghada Alobaidi, Roland Mallier
openaire   +1 more source

Fatigue assessment of a FSAE car rear upright by a closed form solution of the critical plane method

open access: yesFracture and Structural Integrity
Material fatigue is extensively discussed and researched within scientific and industrial communities. Fatigue damage poses a significant challenge for both metallic and non-metallic components, often resulting in unexpected failures of in-service parts.
A. Chiocca   +4 more
doaj   +1 more source

Fast assessment of the critical principal stress direction for multiple separated multiaxial loadings [PDF]

open access: yesFracture and Structural Integrity, 2015
The critical plane calculation for multiaxial damage assessment is often a demanding task, particularly for large FEM models of real components.
M. Cova, P. Livieri, R. Tovo
doaj   +1 more source

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