Results 41 to 50 of about 4,293,483 (200)

The appeal of the good life: strategies for communicating sufficiency practices and policies

open access: yesSustainability: Science, Practice, & Policy
This article examines how sufficiency, an approach to sustainability focused on reducing resource consumption, can be communicated as a pathway to a good life rather than a call to sacrifice. Based on a representative survey in Germany, the findings show
Andrea Amri-Henkel   +7 more
doaj   +1 more source

Aircraft Noise Assessment—From Single Components to Large Scenarios

open access: yesEnergies, 2018
The strategic European paper “Flightpath 2050” claims dramatic reductions of noise for aviation transport scenarios in 2050: “...The perceived noise emission of flying aircraft is reduced by 65%.
Jan Delfs   +6 more
doaj   +1 more source

Exploring VAE-driven implicit parametric unit cells for multiscale topology optimization

open access: yesMaterials & Design
The simulation and optimization of metamaterial, known for their engineered properties in various applications, encounter intricate challenges due to complex microstructure interactions, extensive design spaces, and substantial computational requirements.
Chenchen Chu   +3 more
doaj   +1 more source

Friction Stir Weldability at High Welding Speed of Two Structural High Pressure Die Casting Aluminum Alloys

open access: yesJournal of Manufacturing and Materials Processing, 2022
In this work, the friction stir weldability of two structural high-pressure die casting aluminum alloys designed to manufacture thin-walled automotive components is investigated and compared.
Javier Vivas   +4 more
doaj   +1 more source

Thermal exchange effects on steel thixoforming processes [PDF]

open access: yes, 2010
Steel thixoforging is an innovative semi-solid forming process. It allows the manufacturing of complex parts and minimises the forming load. This work aims to identify and characterise the main feature zones of a thixoforging part.
BECKER, Eric   +2 more
core   +6 more sources

Who Is in and How? A Comprehensive Study on Stakeholder Perspectives in the Green Hydrogen Sector in Luxembourg

open access: yesHydrogen
Green hydrogen has the potential to contribute to the decarbonization of the fossil fuel industry, and its development is expected to increase in the coming years.
Mariangela Vespa, Jan Hildebrand
doaj   +1 more source

Effect of Asymmetric Material Flow on the Microstructure and Mechanical Properties of 5A06 Al-Alloy Welded Joint by VPPA Welding

open access: yesMetals, 2021
The microstructure, texture, and mechanical properties of the asymmetric welded joint in variable polarity plasma arc (VPPA) welding were studied and discussed in this paper.
Zhaoyang Yan   +6 more
doaj   +1 more source

Paradoxes of Subdiffusive Infiltration in Disordered Systems

open access: yes, 2010
Infiltration of diffusing particles from one material to another where the diffusion mechanism is either normal or anomalous is a widely observed phenomena.
Eli Barkai   +3 more
core   +1 more source

Modeling of Traceability Information System for Material Flow Control Data. [PDF]

open access: yes, 2010
This paper focuses on data modeling for traceability of material/work flow in information layer of manufacturing control system. The model is able to trace all associated data throughout the product manufacturing from order to final product.
Ismail, Md. Yusof   +3 more
core  

Identification of elastoplastic material parameters for the solid phase of metal foams

open access: yesMaterials & Design
For the prediction of the mechanical behavior of foams, the effective foam properties can be calculated from the mechanical properties of the solid phase and the geometric microstructure via computer simulation.
Saeedeh Salajegheh   +2 more
doaj   +1 more source

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