Results 101 to 110 of about 11,967 (233)

Approximate Analytic Solution for the Compression and Torsion Process in the Split Hopkinson Pressure Bar

open access: yesEngineering Transactions, 1991
Simplified analysis of the process of dynamical compression and torsion in the system of the Split Hopkinson Pressure Bar (SHPB) is presented. Bilinear relation of stress to strain σ(ε), for the specimen material and time-independence of the incident ...
J.Z. Malinowski
doaj  

Late Carboniferous Geomagnetic Field Events Recorded in Post‐Collisional Altenberg–Teplice Caldera, Variscan Belt

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 3, March 2026.
Abstract Characteristic remanent magnetizations isolated from the late Variscan Altenberg–Teplice Caldera exhibit paleomagnetic directions, ranging from those consistent with the expected primary Late Carboniferous geomagnetic field to intermediate directions that significantly diverge from the dipole states.
P. Vitouš   +3 more
wiley   +1 more source

Characterisation of the high strain rate behaviour of tubular materials

open access: yesEPJ Web of Conferences, 2018
Airbag gas generators used in the automotive industry are often fabricated from tubular materials. The present work deals with the development of split Hopkinson tensile bar (SHTB) tests for tubular samples. Tubular specimens were machined from the tubes.
Caisso Camille   +4 more
doaj   +1 more source

Design of a split Hopkinson pressure bar with partial lateral confinement [PDF]

open access: yes, 2016
This paper presents the design of a modified split Hopkinson pressure bar (SHPB) where partial lateral con- finement of the specimen is provided by the inertia of a fluid annulus contained in a long steel reservoir.
Andrew D Barr   +12 more
core   +1 more source

Dynamic mechanical characterization and modelling of polypropylene based organoclay nanocomposite

open access: yesEPJ Web of Conferences, 2015
In order to investigate the dynamic behaviour of polypropylene based organoclay nanocomposite, the polypropylene matrix and a master batch of polypropylene modified anhydrid maleic were mixed by means of melt mixing technique.
Wang Kui   +4 more
doaj   +1 more source

Dormición física de las semillas de leguminosas nativas de Argentina [PDF]

open access: yes, 2016
Leguminosae es una familia con un alto valor de uso como alimento, forraje, medicina y para fines ornamentales y de restauración ecológica. Uno de los principales problemas para el uso y manejo de muchas de estas especies es la presencia de semillas con ...
Bach, Hernán Gerónimo   +7 more
core  

Caracterización dinámica mediante barra Hopkinson de materiales cerámicos monolíticos y compuestos

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2002
The mechanical behaviour of monolithic and composite ceramic materials was analysed under impact conditions, using the Hopkinson bar to study the response and failure modes.
Khalifa, A.   +3 more
doaj  

The influence of the dynamic loading rate on tensile failure properties of metallic materials

open access: yesEPJ Web of Conferences, 2012
The influence of the dynamic loading rate on the tensile failure properties of a series of tungsten alloys and an austenitic stainless steel were investigated by evaluating the flexural strength with unnotched and notched Charpy specimens.
Couque H.
doaj   +1 more source

Séparation et reconstruction des ondes dans les barres élastiques et viscoélastiques à partir de mesures redondantes

open access: yes, 2001
International audienceWhen using a classical SHPB (Split Hopkinson Pressure Bar) set-up, the useful measuring time is limited by the need of separating the waves propagating in opposite directions.
Bussac, Marie-Noëlle   +3 more
core   +4 more sources

Dynamic Mechanical Behavior and Numerical Simulation of Frozen Soil under Impact Loading

open access: yesShock and Vibration, 2016
Split Hopkinson pressure bars (SHBP) were used to perform impact experiments on frozen soil under various impact velocities and temperatures to analyze the effect of these parameters on the mechanical behavior of the soil.
Dan Zhang, Zhiwu Zhu, Zhijie Liu
doaj   +1 more source

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