Results 21 to 30 of about 1,085,535 (169)

FEM Simulation of Non-proportional Multiaxial Fatigue Damage [PDF]

open access: yesMATEC Web of Conferences, 2022
The paper deals with implementation of the optimizing process into multi-axial rainflow analysis and cumulative damage calculation. It’s presented computational program FEA_FAT compiled in MATLAB.
Sága Milan   +5 more
doaj   +1 more source

Transient Rayleigh-Benard-Marangoni Convection due to Evaporation : a Linear Non-normal Stability Analysis [PDF]

open access: yes, 2009
The convective instability in a plane liquid layer with time-dependent temperature profile is investigated by means of a general method suitable for linear stability analysis of an unsteady basic flow.
B. GUERRIER   +5 more
core   +2 more sources

FATIGUE LIFE PREDICTION OF NOTCHED STRUCTURE USING COMBINED CRITICAL PLANE-CRITICAL DISTANCE APPROACH (MT)

open access: yesJixie qiangdu, 2023
In engineering practice, due to various functional requirements, structures with geometric discontinuities occur widely; in addition, most structures undergo complex multiaxial loads, which drives the development of relevant theories.
LIAO Ding   +4 more
doaj  

Influence of normal load frequency on fretting fatigue behaviour by a critical plane-based approach

open access: yesInternational Journal of Fatigue, 2022
In the last decades, many catastrophic events due to the rupture of metallic components have been traced back to fretting fatigue.  In order to avoid failures due to such a contact phenomenon, many researchers have focused on fretting fatigue behaviour of different materials.
Vantadori, Sabrina   +5 more
openaire   +3 more sources

Early fretting crack orientation by using the critical plane approach

open access: yesInternational Journal of Fatigue, 2018
Abstract In the present paper, the novel critical direction method by Araujo et al. and the multiaxial critical plane-based criterion by Carpinteri et al. are combined together to estimate early crack orientation in configurations involving high stress gradients, as fretting fatigue configurations.
Sabrina Vantadori   +4 more
openaire   +2 more sources

Determination of critical current density in melt-processed HTS bulks from levitation force measurements

open access: yes, 1999
A simple approach to describe the levitation force measurements on melt-processed HTS bulks was developed. A couple of methods to determine the critical current density $J_c$ were introduced. The averaged $ab$-plane $J_c$ values for the field parallel to
A. A. Kordyuk   +7 more
core   +1 more source

Casimir interaction of rod-like particles in a two-dimensional critical system [PDF]

open access: yes, 2016
We consider the fluctuation-induced interaction of two thin, rod-like particles or "needles" immersed in a two-dimensional critical fluid of Ising symmetry right at the critical point.
Burkhardt, T. W., Eisenriegler, E.
core   +2 more sources

Joined application of a multiaxial critical plane criterion and a strain energy density criterion in low-cycle fatigue [PDF]

open access: yesFracture and Structural Integrity, 2017
In the present paper, the multiaxial fatigue life assessment of notched structural components is performed by employing a strain-based multiaxial fatigue criterion.
Andrea Carpinteri   +5 more
doaj   +2 more sources

Effect of anisotropy on the field induced quantum critical properties of the three dimensional s=1/2 Heisenberg model

open access: yes, 2010
The field induced quantum critical properties of the three dimensional spin-1/2 anisotropic antiferromagnetic Heisenberg model has been studied. We have investigated the quantum phase transition between the spiral order and field induced ferromagnetic ...
A. Abrikosov   +5 more
core   +1 more source

Gibbs free energy and Helmholtz free energy for a three-dimensional Ising-like model [PDF]

open access: yes, 2011
The critical behavior of a 3D Ising-like system is studied at the microscopic level of consideration. The free energy of ordering is calculated analytically as an explicit function of temperature, an external field and the initial parameters of the model.
Kozlovskii, M. P., Romanik, R. V.
core   +9 more sources

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