Results 61 to 70 of about 2,423,440 (281)

Ultrafast electronic relaxation in superheated bismuth

open access: yesNew Journal of Physics, 2013
Interaction of moving electrons with vibrating ions in the lattice forms the basis for many physical properties from electrical resistivity and electronic heat capacity to superconductivity.
E G Gamaly, A V Rode
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Strategy of Sintering Ceramics Under Extreme Conditions

open access: yesInterdisciplinary Materials
Advanced ceramics play a critical role in high‐tech industries. Development of advanced ceramics faces two major challenges: contradiction between densification and grain growth during sintering leading to “mechanical strength ceiling”, contradiction ...
Shuai Fu   +3 more
doaj   +1 more source

Reactive Ultra-fast High-temperature Sintering (UHS) of alumina from boehmite

open access: yesOpen Ceramics
This work explores the consolidation of alumina via an innovative procedure: the reactive Ultra-fast High-temperature Sintering (r-UHS) from boehmite precursors.
Pedro Rivero-Antúnez   +3 more
doaj   +1 more source

Ultrafast Laser Engraving Method to Fabricate Gravure Plate for Printed Metal-Mesh Touch Panel

open access: yesMicromachines, 2015
In order to engrave gravure plate with fine lines structures, conventional art used lithography with dry/wet etching. Lithography with dry/wet etching method allows to engrave lines with smooth concave shape, but its disadvantages include difficulty in ...
Weiyuan Chen   +7 more
doaj   +1 more source

Ablation dynamics – from absorption to heat accumulation/ultra-fast laser matter interaction

open access: yesAdvanced Optical Technologies, 2018
AbstractUltra-short laser radiation is used in manifold industrial applications today. Although state-of-the-art laser sources are providing an average power of 10–100 W with repetition rates of up to several megahertz, most applications do not benefit from it.
Thorsten Kramer   +4 more
openaire   +1 more source

Fabrication Routes for Ionic Conducting Fiber Strain Sensors

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic conducting fiber strain sensors (ICFSs) offer compliant, textile‐integrable sensing. Thus far, the commercialization of ICFSs has been constrained by fiber fabrication routes. This review provides a fabrication‐centric analysis of ICFSs correlating processing strategies with material properties and scalability.
Leo John Kershaw   +3 more
wiley   +1 more source

The Paradox of Consumer Engagement in Ultra-Fast Fashion Consumption

open access: yes
This research investigates the effects of consumer psychological motivators on engagement with social media ultra-fast fashion content while evaluating the mediating role of sustainable perceptions. Grounded in Social Identity Theory, the study employs a
Rizomyliotis, I.   +4 more
core   +1 more source

MHD turbulence and heating of the open field-line solar corona [PDF]

open access: yes, 2003
This paper discusses the possibility that heating of the solar corona in open field-line regions emanating from coronal holes is due to a nonlinear cascade, driven by low-frequency or quasi-static magnetohydrodynamic fluctuations.
Dmitruk, Pablo   +13 more
core   +2 more sources

Rapid densification of nanocrystalline zirconia: Pressureless versus pressure-assisted spark plasma sintering

open access: yesOpen Ceramics
Spark plasma sintering (SPS) is the most straightforward way to rapidly sinter nanoceramics, but the applied pressure prevents sintering of additively manufactured ceramics. Therefore, fast firing techniques such as “pressureless” SPS and ultra-fast high-
Andraž Kocjan   +3 more
doaj   +1 more source

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