Results 31 to 40 of about 2,251,793 (347)

Experimental study on impact dynamics and failure characteristics of coal specimen under true triaxial conditions

open access: yesMeitan xuebao, 2023
Deep coal is mostly in a three-dimensional unequal stress state. In order to study the dynamic characteristics of coal under impact load, the dynamic failure mechanics experiment of coal was carried out by true triaxial Hopkinson experimental system ...
Rongxi SHEN   +5 more
doaj   +1 more source

Strain Mode of General Flow: Characterization and Implications for Flow Pattern Structures

open access: yes, 2016
Understanding the mixing capability of mixing devices based on their geometric shape is an important issue both for predicting mixing processes and for designing new mixers.
Kajiwara, Toshihisa   +2 more
core   +1 more source

Physical nature of strain rate sensitivity of metals and alloys at high strain rates [PDF]

open access: yesJournal of Physics: Conference Series, 2018
The role of instabilities of plastic flow at plastic deformation of various materials is one of the important cross-disciplinary problems which is equally important in physics, mechanics and material science. The strain rate sensitivities under slow and high strain rate conditions of loading have different physical nature.
E. N. Borodin   +6 more
openaire   +2 more sources

Comparison of penetrated MnS grains by steel matrix in variously loaded free-cutting steels with/without Pb as one of the workability parameters

open access: yesMechanical Engineering Journal, 2023
The free-cutting steel is one of the essential structural steels in electrical appliance industry and automotive industry. Most of the steel contains Pb, as solid lubricant, chip breaker, tool edge stabilizer and tool life extender.
Masaaki ITABASHI
doaj   +1 more source

Numerical modeling of strain rate hardening effects on viscoplastic behavior of metallic materials [PDF]

open access: yes, 2017
The main goal of the present work is to provide a finite strain elasticviscoplastic framework to numerically account for strain, strain rate hardening, and viscous effects in cold deformation of metallic materials. The aim is to provide a simple and robust
Dos Santos, Tiago   +3 more
core  

Making tau amyloid models in vitro: a crucial and underestimated challenge

open access: yesFEBS Letters, EarlyView.
This review highlights the challenges of producing in vitro amyloid assemblies of the tau protein. We review how accurately the existing protocols mimic tau deposits found in the brain of patients affected with tauopathies. We discuss the important properties that should be considered when forming amyloids and the benchmarks that should be used to ...
Julien Broc, Clara Piersson, Yann Fichou
wiley   +1 more source

Measurements of Strain-Rate Distributions on Material After Shpb Impact

open access: yesEngineering Transactions, 2014
We have proposed a sophisticated novel method of the SHPB experiment to measure the local strain-rate distributions on a surface of the specimen by using mechanoluminescent materials combined with a high-speed camera and an image intensifier.
M. KAWAI   +4 more
doaj   +1 more source

Review of Intermediate Strain Rate Testing Devices

open access: yesMetals, 2020
Materials undergo various loading conditions during different manufacturing processes, including varying strain rates and temperatures. Research has shown that the deformation of metals and alloys during manufacturing processes such as metal forming ...
Trunal Bhujangrao   +5 more
doaj   +1 more source

What is behind the plastic strain rate? [PDF]

open access: yesRheologica Acta, 2009
Rheologica Acta, 48 (7)
Hütter, Markus   +2 more
openaire   +5 more sources

Strain rate–dependent mechanical metamaterials [PDF]

open access: yesScience Advances, 2020
Metamaterials with strain rate–dependent buckling behavior, switchable auxeticity, and negative viscoelasticity are demonstrated.
S. Janbaz   +3 more
openaire   +4 more sources

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