Results 31 to 40 of about 117,732 (255)

Beam-Induced Damage Mechanisms and their Calculation [PDF]

open access: yes, 2016
The rapid interaction of highly energetic particle beams with matter induces dynamic responses in the impacted component. If the beam pulse is sufficiently intense, extreme conditions can be reached, such as very high pressures, changes of material ...
Bertarelli, A.
core   +3 more sources

Quasi-static granular flow of ice mélange [PDF]

open access: yes, 2018
We use Landsat 8 imagery to generate ice mélange velocity fields at Greenland’s three most productive outlet glaciers: Jakobshavn Isbræ, Helheim Glacier, and Kangerdlugssuaq Glacier.
Amundson, Jason M., Burton, J. C.
core   +2 more sources

Eddy current loss behavior of hollow circular cylinder due to time varying electro-magnetic field

open access: yesInternational Journal of Applied Mechanics and Engineering
The purpose of this study is to investigate the effects of a time-varying electromagnetic field on the quasi-static thermoelastic behavior of a finitely conducting hollow circular cylinder.
B B Balpande, G. D. Kedar, J. L. Matlam
doaj   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

A Modified Eyring Equation for Modeling Yield and Flow Stresses of Metals at Strain Rates Ranging from 10−5 to 5 × 104 s−1

open access: yesAdvances in Materials Science and Engineering, 2015
In several industrial applications, metallic structures are facing impact loads. Therefore, there is an important need for developing constitutive equations which take into account the strain rate sensitivity of their mechanical properties.
Ramzi Othman
doaj   +1 more source

ANALYTICAL AND NUMERICAL STUDY OF TUBE DRAWING THROUGH A CONICAL DIE

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ, 2021
Tube drawing are one of the most important forming processes manufacturing whole board. This process suffers from many problems regarding the deformation behavior of the tube material, as there is no control on the inner radius, i.e.
Sarah Abdul kadhim, Alaa M. Al-Jassani
doaj   +1 more source

Phenomenological and Physically Based Modeling of Flow Stress and Strengthening Mechanism of Inconel 718

open access: yesAdvanced Engineering Materials, EarlyView.
Nickel‐based alloys are widely used in high‐temperature applications due to their excellent mechanical strength and oxidation resistance. However, properties such as high‐temperature strength and pronounced work‐hardening make them difficult to machine.
Soheil Rooein   +2 more
wiley   +1 more source

Architecture of the sperm whale forehead facilitates ramming combat [PDF]

open access: yesPeerJ, 2016
Herman Melville’s novel Moby Dick was inspired by historical instances in which large sperm whales (Physeter macrocephalus L.) sank 19th century whaling ships by ramming them with their foreheads.
Olga Panagiotopoulou   +4 more
doaj   +2 more sources

Fragility and hysteretic creep in frictional granular jamming

open access: yes, 2012
The granular jamming transition is experimentally investigated in a two-dimensional system of frictional, bi-dispersed disks subject to quasi-static, uniaxial compression at zero granular temperature.
D. J. Cumberland   +8 more
core   +1 more source

On the Influence of Antioxidants and Recycled MgO–C Source Material on the Mechanical Properties of Carbon‐Bonded Magnesia Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The presented study focuses on the fracture behaviour of carbon‐bonded magnesia MgO–C refractories, where environmentally friendly fructose, collagen and lignin serve as temporary binding agents. The partial substitution of the source material with recycled MgO–C reduces the fracture resistance, which can be counteracted by the additional introduction ...
Marc Neumann   +6 more
wiley   +1 more source

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