Results 31 to 40 of about 844,837 (296)

Deformation and damage properties of rock-like materials subjected to multi-level loading-unloading cycles

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2023
In the process of engineering construction such as tunnels and slopes, rock mass is frequently subjected to multiple levels of loading and unloading, while previous research ignores the impact of unloading rate on the stability of rock mass.
Zhizhen Liu   +4 more
doaj   +1 more source

Research on Fretting Fatigue of Tungsten Carbide Coating Based on Strain Energy Density Methods [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
The numerical solutions of stress and strain components on the critical plane of tungsten carbide coating were solved based on the critical plane method in three-dimensional coordinate system, and accordingly three strain energy density parameters (Smith-
Xin Zeng   +4 more
doaj   +1 more source

Modeling the Elastic Energy of Alloys: Potential Pitfalls of Continuum Treatments [PDF]

open access: yes, 2015
Some issues that arise when modeling elastic energy for binary alloys are discussed within the context of a Keating model and density functional calculations.
Baskaran, Arvind   +2 more
core   +1 more source

Enhanced energy-storage performance and electrocaloric effect in compositionally graded Pb(1−3x/2)LaxZr0.85Ti0.15O3 antiferroelectric thick films [PDF]

open access: yes, 2015
The compositionally graded multilayer Pb(1−3x/2)LaxZr0.85Ti0.15O3 (PLZT) antiferroelectric (AFE) thick films were deposited on LaNiO3/Si (100) substrates by using a sol–gel method.
Hao, Xihong, Zhang, Qi, Zhao, Ye
core   +1 more source

Strain-engineered Majorana Zero Energy Modes and {\phi}0 Josephson State in Black Phosphorus [PDF]

open access: yes, 2018
We develop a theory for strain control of Majorana zero energy modes and Josephson effect in black phosphorus (BP) devices proximity coupled to a superconductor.
Alidoust, Mohammad   +2 more
core   +2 more sources

Simulation of the Effect of Flexible and Rigid Plate Designs on Murine Fracture Healing

open access: yesJournal of Biomechanical Science and Engineering, 2011
Although several histological studies in mice have examined healing of fractures secured with bone plates, no data are available at present on the mechanical response of fractured bone or callus tissue.
Rina SAKAI   +9 more
doaj   +1 more source

Strain energy density criterion as failure assessment for quasi-static uni-axial tensile load

open access: yesFracture and Structural Integrity, 2021
Strain energy density is successfully used as criterion for failure assessment of brittle and quasi-brittle material behavior. This work investigates the possibility to use this method to predict the strength of V-notched specimens made of PMMA under ...
Andrea Kusch   +3 more
doaj   +1 more source

Photocatalytic Activity and Nano Structural Investigation on Co3O4 Nanoparticles [PDF]

open access: yesNanochemistry Research, 2020
In this study, Co3O4 nanostructure is synthesized from the Co(NO3)2.6H2O reactant through  co-precipitation technique, and then is calcined at different calcination temperatures (CTs).The XRD peak broadening and its corresponding properties, such as ...
Mehran Riazian
doaj   +1 more source

Strain energy-and stress-based approaches revisited in notch fatigue of ductile steels

open access: yesMATEC Web of Conferences, 2018
The constant amplitude, zero-mean stress, axial-fatigue behaviour of plain and bluntly notched AISI 304 L stainless steel specimens is investigated in terms of strain energy density.
Atzori Bruno   +2 more
doaj   +1 more source

Buckling of Steel Portal Frames Considering Material Non-Linearity

open access: yesDiyala Journal of Engineering Sciences, 2015
In this research, an experimental study was carried out to investigate the failure modes of eight frames with IPE cross-sections. The study was conducted by subjecting these frames to two equal concentrated loads (applied directly on columns); however ...
Orabi Al Rawi   +2 more
doaj   +1 more source

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