Results 91 to 100 of about 4,423 (210)

Static and Dynamic Properties of Semi-Crystalline Polyethylene. [PDF]

open access: yes, 2016
Properties of extruded polymers are strongly affected by molecular structure. For two different semi-crystalline polymers, low-density polyethylene (LDPE) and ultra-high molecular weight polyethylene (UHMWPE), this investigation measures the elastic ...
,   +5 more
core   +3 more sources

Lattice Structures as an Energy‐Absorbing Component for Impact Loads

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 25, Issue 1, March 2025.
ABSTRACT Lattice structures allow the adopted design of material properties, for example, for impact protection systems. This work deals specifically with the energy absorption of selected lattice types from sudden impact loads. Split‐Hopkinson pressure bar tests show that lattice structures can spread the impact load over time.
Sören Bieler, Kerstin Weinberg
wiley   +1 more source

Performance of spiral-shaped steel fibre reinforced concrete structure under static and dynamic loads [PDF]

open access: yes, 2015
Concrete is the most widely used construction material due to its impressive resistance to compressive load. The major weaknesses of concrete are its brittleness and poor resistance to tensile forces. Intensive number of studies has been conducted to add
Hao, Hong, Hao, Yifei
core   +1 more source

A critical review of the article: Experimental investigation of the effect of infill parameters on dynamic compressive performance of 3D-printed carbon fiber reinforced polyethylene terephthalate glycol composites

open access: yesEntreciencias: Diálogos en la Sociedad del Conocimiento
Understanding the dynamic properties of 3D-printed materials subjected to high strain rates enables designers and engineers to obtain engineering data for designing components subjected to dynamic loads.
José Guadalupe Zavala Villalpando   +2 more
doaj   +1 more source

Modelling split-Hopkinson pressure bar tests on quartz sand [PDF]

open access: yes, 2015
FE modelling of a confined split Hopkinson pressure bar (SHPB) test on dry quartz sand was carried out using LS-DYNA in order to assess whether Material Model 5 could replicate experimental results, which would enable a more detailed investigation of ...
Barr, A.   +3 more
core  

The dynamic response of a β titanium alloy to high strain rates and elevated temperatures [PDF]

open access: yes, 2014
The stress-strain behaviour and microstructural evolution of the Ti-6Cr-5Mo-5V-4Al (Ti6554) alloy was systematically investigated using Split Hopkinson Pressure Bar (SHPB) tests over a wide range of strain rates from 1000s-1 to 10,000s-1 and initial ...
Dargusch, Matthew S.   +3 more
core   +1 more source

Experimental and Numerical Evaluation of Rock Dynamic Test with Split-Hopkinson Pressure Bar

open access: yesAdvances in Materials Science and Engineering, 2017
Feasibility of rock dynamic properties by split-Hopkinson pressure bar (SHPB) was experimentally and numerically evaluated with ANSYS/LS-DYNA. The effects of different diameters, different loading rates, and different propagation distances on wave ...
Kang Peng   +8 more
doaj   +1 more source

Energy dissipation rate: An indicator of coal deformation and failure under static and dynamic compressive loads

open access: yesInternational Journal of Mining Science and Technology, 2018
Dynamic disasters in Chinese coal mines pose a significant threat to coal productivity. Thus, a thorough understanding of the deformation and failure processes of coal is necessary.
Junjun Feng   +3 more
doaj   +1 more source

CHARACTERIZATION of HIGH STRAIN RATE BEHAVIOR of TAC/CNTs/SIC CMCs PREPARED by SPARK PLASMA SINTERING [PDF]

open access: yes, 2015
Silicon carbide (SiC) ceramics are one of the best candidates for high temperature structural applications. However, due to the inherent drawbacks of hardness, porosity, and brittleness for ceramic materials and the specific application environment ...
Wosu, Sylvanus N, Xie, Qiaoyun
core  

Flow and fracture behaviour of FV535 steel at different triaxialities, strain rates and temperatures [PDF]

open access: yes, 2012
The new generation jet engines operate at highly demanding working conditions. Such conditions need very precise design which implies an exhaustive study of the engine materials and behaviour in their extreme working conditions.
Cendón Franco, David Ángel   +3 more
core   +2 more sources

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