Results 141 to 150 of about 6,817,404 (393)

Combining Metal Additive Manufacturing and Casting Technology: High Performance Cooling Channels for Electric Powertrain Components

open access: yesAdvanced Engineering Materials, EarlyView.
When realized as inserts in high‐pressure die casting, aluminum cooling channels for electric powertrain components and similar applications typically require a stabilizing filler to survive the process. The present study investigates relinquishing this filler using additively manufactured inserts promising performance improvements.
Dirk Lehmhus   +9 more
wiley   +1 more source

The Knowledge Economy – New Economy? [PDF]

open access: yesTheoretical and Applied Economics, 2006
The status of knowledge and information as development resources make us familiar with the phenomena on which The New Economy is founded. They reveal the fact that the universalisation of the scientific and technical values does not have alternative on the evolutionary level of mankind.
openaire   +2 more sources

CALPHAD‐Guided Prediction and Interpretation of Phase Formation in Ta–Mo–Cr–Ti–Al Refractory High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This study designs Ta–Mo–Cr–Ti–Al refractory high‐entropy alloys with a disordered body‐centered‐cubic A2 crystal structure aiming for improved ductility, lower density, and oxidation resistance. Four alloy compositions are identified by thermodynamic calculations.
Kateryna Khanchych   +7 more
wiley   +1 more source

The Indonesian Economy During the Soeharto Era: a Review [PDF]

open access: yes, 2013
At the beginning of the 1970s it was easy to believe that the road ahead for Indonesiawas difficult. But as the decade unfolded, the changes across the Indonesian economy,and the sustained growth, surpassed all expectations.
McCawley, P. (Peter)
core  

Influence of Heat Treatment on Microstructure and Mechanical Properties at Elevated Temperatures of Nonweldable Ni‐Based Alloy Printed by Fused Filament Fabrication

open access: yesAdvanced Engineering Materials, EarlyView.
The fused filament‐fabricated MAR‐M247 alloy without hot isostatic pressing shows the lowest porosity of 4%. Heat treatment at 1220 °C produces coarse precipitates and carbides. Specimens heat‐treated at 1220 °C exhibit higher tensile strength (683 MPa) and elongation (10%) at room temperature.
Haneen Daoud   +7 more
wiley   +1 more source

Russia's food economy in transition [PDF]

open access: yes
Russia's food economy is undergoing a fundamental transition. Rapid changes and adjustments are still taking place in the market and pricing systems, in the subsidies to output and input markets and the credit market, and in the process of privatization ...
Melyukhina, Olga   +3 more
core   +1 more source

Circular Economy Snapshot: Frogbox [PDF]

open access: yes, 2014
FROGBOX is a Vancouver-based moving supply franchise company founded in 2008 with a mission "to minimize the stress of moving on our customers and the Earth".

core  

A Simulative Evaluation of Triply Periodic Minimal Surface Structures in the Context of Elastocaloric Applications

open access: yesAdvanced Engineering Materials, EarlyView.
A simulative evaluation of triply periodic minimal surface (TPMS) structures for an elastocaloric application under compressive load is performed. For the evaluation of the structure's performance, surface/volume ratio, generated heat and invested mechanical work are taken into account and are compared to a tube as a reference specimen.
Michael Fries   +3 more
wiley   +1 more source

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