Results 51 to 60 of about 3,021,979 (192)

Investigation Microwave Furnace Effects on Mechanical Properties and Fatigue Life of AA 7075-T73 with Dry and Acid Treatments

open access: yesAl-Khawarizmi Engineering Journal, 2019
Microwave heating is caused by the ability of the materials to absorb microwave energy and convert it to heat. The aim of this study is to know the difference that will occur when heat treating the high strength aluminum alloys AA7075-T73 in a microwave ...
Sadiq Jaffer Aziz   +2 more
doaj   +1 more source

Additive Manufacturing Potentials of High Performance Ferritic (HiperFer) Steels

open access: yesApplied Sciences, 2022
In the present study, the first tailored steel based on HiperFer (high-performance ferrite) was developed specifically for the additive manufacturing process. This steel demonstrates its full performance potential when produced via additive manufacturing,
Torsten Fischer   +3 more
doaj   +1 more source

Hybrid confinement of optical and mechanical modes in a bullseye optomechanical resonator [PDF]

open access: yes, 2016
Optomechanical cavities have proven to be an exceptional tool to explore fundamental and technological aspects of the interaction between mechanical and optical waves.
Alegre, Thiago P. Mayer   +5 more
core   +2 more sources

Microstructure and Mechanical Properties of Structural Metals and Alloys

open access: yesMetals, 2018
Mechanical properties of polycrystalline structural metals and alloys are significantly affected by their microstructures including phase content, grain/subgrain sizes, grain boundary distribution, dispersed particles, dislocation density, etc.[...]
Andrey Belyakov
doaj   +1 more source

Geometric properties of Lagrangian mechanical systems

open access: yes, 2006
The geometry of a Lagrangian mechanical system is determined by its associated evolution semispray. We uniquely determine this semispray using the symplectic structure and the energy of the Lagrange space and the external force field.
Abraham   +23 more
core   +2 more sources

Dimensional effects on magnetic properties of Fe-Si steels due to laser and mechanical cutting [PDF]

open access: yes, 2010
Microstructural deterioration near the cut line and presence of residual stresses both affect the magnetic properties of cut parts. In this paper, the differences between microstructural deterioration resulting from mechanical and laser cutting as well ...
Gomes de Araujo, Edgar   +4 more
core   +2 more sources

The Preliminary Study of Non-Chemical Weed Control for Precision Agriculture by Heated Vegetable Oil [PDF]

open access: yesE3S Web of Conferences
This study aims to improve the technique for non-chemical weed control by applying heated vegetable oil. Two temperatures of palm oil. at 50 °C and 70 °C. were applied in this experiment to transfer heat energy to the weed.
Netsawang Prud   +8 more
doaj   +1 more source

Folds and Buckles at the Nanoscale: Experimental and Theoretical Investigation of the Bending Properties of Graphene Membranes [PDF]

open access: yes, 2013
The elastic properties of graphene crystals have been extensively investigated, revealing unique properties in the linear and nonlinear regimes, when the membranes are under either stretching or bending loading conditions. Nevertheless less knowledge has
CADELANO, EMILIANO   +5 more
core   +1 more source

Transient electromagnetic detection and numerical simulation analysis of the deformation characteristics of an old goaf in an alpine coal mine area

open access: yesFrontiers in Earth Science, 2023
In this paper, Qinghai alpine mining area is taken as the research object to explore the deformation characteristics of overlying strata in alpine mining area, so as to prevent geological disasters caused by over-exploitation in alpine mining area.
Zhan-Xi Wei   +8 more
doaj   +1 more source

Single cell mechanics: stress stiffening and kinematic hardening

open access: yes, 2007
Cell mechanical properties are fundamental to the organism but remain poorly understood. We report a comprehensive phenomenological framework for the nonlinear rheology of single fibroblast cells: a superposition of elastic stiffening and viscoplastic ...
A. Mogilner   +10 more
core   +1 more source

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