Results 51 to 60 of about 393,759 (310)

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Degrees of freedom effects on a laboratory scale WEC point absorber

open access: yesInternational Marine Energy Journal
There are many archetypes of wave energy converters (WEC) that vary widely in operating principles, geometry, controls, number of bodies, and degrees of freedom (DOF).
Courtney Beringer   +2 more
doaj   +1 more source

Wave energy technology in China [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2012
Abstract This paper traces the research stages of China's study of wave energy technology, summarizing the findings and deficiencies of each stage from oscillating water column, through onshore oscillating buoy to floating Duck. It also highlights the major innovations in China's new floating Duck device.
You, Yage   +3 more
openaire   +3 more sources

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

The Clam Wave Energy Converter: Report For Period July 1979 To December 1980 [PDF]

open access: yes
The Clam is based on the reversal of a simple concept normally used in the laboratory for efficient wave making. It comprises flaps hinged to a floating spine with air bags sandwiched between.
SEA-Lanchester WAVE ENERGY
core   +1 more source

Sea Clam Wave Energy Converter [PDF]

open access: yes, 1981
After five years of research, the U.K. wave energy programme is nearing a point of decision on whether to progress towards full-scale testing or to continue on a research basis with reduced funding .
SEA-Lanchester WAVE ENERGY
core   +1 more source

First In Situ Observation of Partial Dislocation-Mediated Plastic Flow in Shocked Single-Crystal Aluminum

open access: yesUltrafast Science
In single-crystal aluminum (Al), partial dislocations are believed to play a crucial role in plasticity under extreme loading conditions; however, their activation has seldom been observed in experiments.
Mengyang Zhou   +11 more
doaj   +1 more source

Wave equations \& energy

open access: yesAIMS Mathematics, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
William O. Bray, Ellen Hunter
openaire   +2 more sources

Robust Spot Melting by 3D Spot Arrangements in Electron Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
This work proposes an approach to replace separately melted contours for spot melting in electron beam powder fusion. Adapting the spot arrangements close to the contour combined with stacking yields a comparable surface quality without the inherent challenges of separate contours, as demonstrated, by electron optical images and roughness measurements.
Tobias Kupfer   +4 more
wiley   +1 more source

Material Characterization of Elastomeric Bearing Elements in Wave Energy Converters

open access: yes, 2023
According to the European Council, 75% of the greenhouse emissions are caused by energy production and use. In order to decarbonize the energy sector, more research is focused towards the renewable energy sources. Among the many available resources, wave
Rimmie Duraisamy   +3 more
core   +1 more source

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