Results 11 to 20 of about 160,259 (314)

Optical Excitation of Converging Surface Acoustic Waves in the Gigahertz Range on Silicon

open access: yesSensors, 2022
The optical excitation and propagation of converging surface acoustic waves on silicon with orientations (001) and (111) have been experimentally studied.
Andrey Y. Klokov   +3 more
doaj   +1 more source

Dynamic Deformation of Pendant Drops on the Edge of High-Voltage Bushing Sheds Under Extreme Rainfall

open access: yesIEEE Access, 2020
Flashover accidents on high-voltage bushings frequently occur under extreme rainfall, which is generally attributed to the bridging of adjacent sheds by pendant drops, a result of the dynamic deformation of pendant drops.
Lin Yang   +6 more
doaj   +1 more source

Dynamic Behavior of a Novel High-Strength and Ductile Near-α Titanium Ti-Al-Mo-Zr-Fe-B Alloy

open access: yesCrystals, 2022
In this study, the dynamic compression properties of a new high-strength (>1000 MPa) and ductile (>15%) near-α titanium Ti-6Al-1Mo-2Zr-0.55Fe-0.1B alloy were investigated at high strain rates of 1620 s−1~2820 s−1 by a split Hopkinson pressure bar (SHPB).
Chi Yan   +5 more
doaj   +1 more source

Classical dynamics in deformed spaces [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2003
We consider a 3-parametric linear deformation of the Poisson brackets in classical mechanics. This deformation can be thought of as the classical limit of dynamics in so-called "quantized spaces". Our main result is a description of the motion of a particle in the corresponding Kepler-Coulomb problem.
Leznov, A., Mostovoy, J.
openaire   +2 more sources

A Method of Structural Vibration Deformation Monitoring Based on FBG Strainmeter and Accelerometer Array

open access: yesIEEE Access, 2023
The monitoring of displacement and strain distribution of vibrating structures is very important for maintaining structural safety. In this paper, a monitoring method of structural vibration deformation based on Fiber Bragg Grating (FBG) strainmeter ...
Ziyue Zhao   +3 more
doaj   +1 more source

Changes in Mechanical Properties of Ultrahigh Strength Nanostructured Steel Resulting from Repeated High Strain Rate Deformation [PDF]

open access: yesProblemy Mechatroniki, 2019
The paper contains results of investigation of nanostructured bainitic steel subjected to repeated high-strain-rate deformations using split Hopkinson pressure bar method and uniaxial compression of cylindrical specimens in Gleeble simulator.
Jarosław MARCISZ   +2 more
doaj   +1 more source

Dynamic recrystallization and deformation mechanisms of naturally deformed Carrara Marble: a study on one- and two-phase carbonate rocks [PDF]

open access: yes, 2004
Carrara marble is a greenschist facies metamorphic marble from the Alpi Apuane, Tuscany, Italy. It is widely known for its chemical purity, its homogenous microstructure and isotropic texture (crystallographic preferred orientation).
Oesterling, Nils
core   +1 more source

Multi-layer Lattice Model for Real-Time Dynamic Character Deformation [PDF]

open access: yes, 2015
Due to the recent advancement of computer graphics hardware and software algorithms, deformable characters have become more and more popular in real-time applications such as computer games.
Yang, Longzhi   +4 more
core   +1 more source

The Influence of Subgrade Subsidence on Train Track Dynamic Interaction [PDF]

open access: yes, 2012
Railways 2012 The First International Conference on Railway Technology: Research, Development and Maintenance Las Palmas de Gran Canaria, Spain 18-20 April 2012This paper reports results from a numerical model to calculate subgrade settlement in ...
E.J. OBrien   +5 more
core   +2 more sources

Dynamic behaviors of MICP-treated calcareous sand in cyclic tests

open access: yesYantu gongcheng xuebao, 2018
The calcareous sands from an island of the South China Sea are cemented by the microbially induced calcite precipitation (MICP) method. A series of cyclic tests and SEM tests are carried out to investigate the evolutions of the dynamic strength, dynamic ...
LIU Han-long 1,2,3, XIAO Peng 1,2, XIAO Yang 1,2, WANG Jian-ping 4, CHEN Yu-min 3, CHU Jian 1
doaj   +1 more source

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