Results 21 to 30 of about 1,170,115 (312)

Modelling, identification and application of phenomenological constitutive laws over a large strain rate and temperature range [PDF]

open access: yes, 2013
A review of the different phenomenological thermo-viscoplastic constitutive models often applied to forging and machining processes is presented. Several of the most common models have been identified using a large experimental database (Hor et al., 2013)
GERMAIN, Guénaël   +3 more
core   +1 more source

Strain-Driven Bimetallic-Interface Orbital Hybridization for Hydrogen Evolution Reaction

open access: yes, 2022
Enforcing the bimetallic-interface orbital hybridization in single-atom catalysts (SACs) plays a critical role in determining their catalytic activity.
Yun Shan (1801522)   +5 more
core   +1 more source

Evaluation of input geological parameters and tunnel strain for strain-softening rock mass based on GSI

open access: yesScientific Reports, 2022
The regression analysis method is being widely adopted to analyse the tunnel strain, most of which ignore the strain-softening effect of the rock mass and fail to consider the influence of support pressure, initial stress state, and rock mass strength ...
Lan Cui   +4 more
doaj   +1 more source

Myocardial strain analysis by 4D-speckle tracking echocardiography for prediction of coronary artery disease severity in patients with stable angina pectoris

open access: yesIndian Heart Journal, 2023
Objective: We sought to evaluate the myocardial strain by four-dimensional speckle-tracking echocardiography (4D-STE) in patients with stable angina pectoris (SAP) to determine the severity of coronary artery disease (CAD) based on the Gensini score ...
Amol Bhore   +3 more
doaj   +1 more source

Laser Welding and Remelting of DC05 Low Carbon Steel [PDF]

open access: yesArchives of Metallurgy and Materials
Laser welded joint of ferritic low carbon steel DC05 was manufactured as Tailored Blank and examined by non-destructive visual testing and destructive testing by macro- and microscopic examination and hardness measurements.
J. Krawczyk   +4 more
doaj   +1 more source

Critical Strain for Cracking of Oxide Films on Zircaloy [PDF]

open access: yesJournal of Nuclear Science and Technology, 1984
(1984). Critical Strain for Cracking of Oxide Films on Zircaloy. Journal of Nuclear Science and Technology: Vol. 21, No. 3, pp. 243-244.
openaire   +1 more source

Thermomechanical Variational Principles for Dissipative Materials with Application to Strain Localization in Bulk Metallic Glasses [PDF]

open access: yes, 2004
This thesis is concerned with variational principles for general coupled thermomechanical problems in dissipative materials including finite elastic and plastic deformation, non-Newtonian viscosity, rate sensitivity, arbitrary flow and hardening rule, as
Yang, Qiang
core   +1 more source

Validation of PCB Strain-Based Methodology for Structural Design of Spaceborne Electronic Equipment Under Vertical Mounting Conditions in Launch Environments

open access: yesAerospace
Spaceborne electronic equipment printed circuit boards (PCBs) installed under vertical mounting boundary conditions are exposed to a tougher environment than horizontal mounting due to the boundary conditions under the launch environment.
Jae-Cheol Hwang   +2 more
doaj   +1 more source

Residual Strain, Damage Strain and Critical Current in BSCCO Tape

open access: yesTEION KOGAKU (Journal of the Cryogenic Society of Japan), 2011
Superconducting filaments in composite wires/tapes are subjected to residual stresses arising from the mismatch of the coefficient of thermal expansion among the constituents, tensile and bending stresses during winding, and electromagnetic (Lorentz) force during operation. Such stresses affect the superconducting properties due to the change in strain
OCHIAI, Shojiro, OKUDA, Hirosh
openaire   +2 more sources

Revisiting the Rate-Dependent Mechanical Response of Typical Silicon Structures via Molecular Dynamics

open access: yesNanomaterials, 2022
Strain rate is a critical parameter in the mechanical application of nano-devices. A comparative atomistic study on both perfect monocrystalline silicon crystal and silicon nanowire was performed to investigate how the strain rate affects the mechanical ...
Yi Liu   +5 more
doaj   +1 more source

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