Results 131 to 140 of about 139,467 (311)

Experimental investigation of static and cyclic behaviour of scaled railway ballast and the effect of stress reversal

open access: yes, 2014
The aim of the research was to improve the fundamental understanding of mechanical behaviour of ballast and study the effect of tamping on ballast. The experiments were carried out on scaled railway ballast to eliminate the difficulties associated with ...
Aingaran, S.
core  

Coulomb-Mohr Granular Materials: Quasi-static Flows and the Highly Frictional Limit

open access: yes, 2008
One approach to modeling fully developed shear flow of frictional granular materials is to use a yield condition and a flow rule, in an analogous way to that commonly employed in the fields of metal plasticity and soil mechanics.
Cox, Grant M.   +7 more
core   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

Granular Materials [PDF]

open access: yesMRS Bulletin, 1990
G.D. Cody, T.H. Geballe, P. Sheng
openaire   +1 more source

Planetary rover locomotion on soft granular soils - Efficient adaption of the rolling behaviour of nonspherical grains for discrete element simulations [PDF]

open access: yes, 2013
In consequence of growing interests of science exploration on our solar system’s planets and moons, increased mobility demands are arising for planetary exploration vehicles.
Lichtenheldt, R.   +3 more
core  

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

An Experimental Investigation of Compaction-Induced Breakage and Ultimate State for Rock Granular Materials

open access: yesAdvances in Civil Engineering
Rock granular materials are among the most common solid filling materials, and their mechanical behavior depends on their grading, which changes due to breakage during loading and compaction.
Hailing Kong   +4 more
doaj   +1 more source

Exergy optimization in a steady moving bed heat exchanger [PDF]

open access: yes, 2007
Proceedings of: Interdisciplinary Transport Phenomena V: Fluid, Thermal, Biological, Materials and Space Sciences (ITP 2007), 14-19 of October, 2007, Bansko, Bulgaria (Oral paper nº 70)This work provides an exergy analysis of a moving bed heat exchanger
Soria Verdugo, Antonio   +6 more
core  

Creating Ti–Fe α/β Alloys by Diffusion‐Driven Solid‐State Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes making alloys containing fast diffusing elements that are difficult to produce by ingot metallurgy, by diffusion‐driven solid‐state HIP processing of elemental powders and low‐temperature homogenisation. Here, novel Fe‐Ti α–β alloys are formed having fine α–β lamellae, a small β prior grain size without significant intermetallics ...
Jiaqi Xu   +10 more
wiley   +1 more source

Características dissipativas de amortecedores de partículas de elastômero [PDF]

open access: yes, 2015
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Mecânica, Florianópolis, 2015.No presente trabalho foi realizado um estudo do comportamento dinâmico de alguns amortecedores de ...
Bustamante Silva, Marcelo Andrés
core  

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