Results 81 to 90 of about 372,704 (194)

Antiferroelectric Shape Memory Ceramics

open access: yesActuators, 2016
Antiferroelectrics (AFE) can exhibit a “shape memory function controllable by electric field”, with huge isotropic volumetric expansion (0.26%) associated with the AFE to Ferroelectric (FE) phase transformation.
Kenji Uchino
doaj   +1 more source

Thermal dephasing and the echo effect in a confined Bose-Einstein condensate

open access: yes, 1997
It is shown that thermal fluctuations of the normal component induce dephasing -- reversible damping of the low energy collective modes of a confined Bose-Einstein condensate.
A. B. Kuklov   +23 more
core   +1 more source

GENERAL SCALARIZATION METHOD OF DYNAMIC ELASTIC FIELDS IN TRANSVERSALLY ISOTROPIC MEDIA AND ITS NEW APPLICATIONS

open access: yesAdvanced Engineering Research, 2018
Introduction. An efficient technique of tensor field scalarization  is  successfully  used  while  investigating  tensor  elastic fields of displacements, stresses and deformations in the layered structures of different materials, including transversally
I. P. Miroshnichenko, V. P. Sizov
doaj   +1 more source

Curriculum-Enhanced Residual Soft An-Isotropic Normalization for Over-Smoothness in Deep GNNs

open access: yesProceedings of the AAAI Conference on Artificial Intelligence
Despite Graph neural networks' significant performance gain over many classic techniques in various graph-related downstream tasks, their successes are restricted in shallow models due to over-smoothness and the difficulties of optimizations among many other issues.
Li, Jin   +5 more
openaire   +2 more sources

Numerical Simulations of 3C-SiC High-Sensitivity Strain Meters

open access: yesMicromachines
In the simulation of 3C-SiC strain gauges in dynamic environment—particularly those involving vibrations and wave propagation—the accurate representation of energy dissipation is essential for reliable predictive modeling.
Annamaria Muoio   +3 more
doaj   +1 more source

Orientation, anisotropy, clustering, and volume fraction of smooth muscle cells within the wall of porcine abdominal aorta [PDF]

open access: yesApplied and Computational Mechanics, 2008
We analyzed tissue samples of the normal porcine abdominal aorta using stereological assessment of histological sections through the tunica media layer.
Tonar Z., Kochová P., Janáček J.
doaj  

Toward Understanding the Origin of Swift Gamma-Ray Bursts Driven by Magnetars

open access: yesThe Astrophysical Journal
In this paper, we analyze a sample of Swift gamma-ray bursts (GRBs) with extended emissions in γ -rays and/or X-ray plateaus that may be driven by magnetars.
C. T. Hao   +9 more
doaj   +1 more source

Two rigid non-circular inhomogeneities in an elastic matrix

open access: yesArchives of Mechanics
We derive analytical solutions to the plane elasticity problem of two interacting identical rigid non-circular inhomogeneities embedded in an infinite isotropic elastic matrix subjected to uniform remote in-plane normal and shear stresses.
X. Wang, P. Schiavone
doaj   +1 more source

Isotropic High‐Frequency Radiation in Near‐Fault Seismic Data

open access: yesGeophysical Research Letters
We compare Fourier Amplitude Spectra of Fault Normal (FN) and Fault Parallel (FP) seismograms at near‐fault sites for seven strike‐slip earthquakes with moment magnitudes Mw ≥ 6.
Yehuda Ben‐Zion   +2 more
doaj   +1 more source

STRESS AND STRAIN STATE IN THE ELASTIC HALF-SPACE AT A PREDETERMINED ON BORDER FORCES OR DISPLACEMENTS

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2015
The method of determination of the stress and strain state in the isotropic elastic half-space under given forces or displacements at the border based on the integration of differential equations by the operator method in combination with the Fourier ...
S G KUDRYAVTSEV, J M BULDAKOVA
doaj  

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