Results 91 to 100 of about 1,001,504 (355)

Application of ceramic coating to improve abrasive wear resistance of die inserts used to press-mould stampings of refractories

open access: yesMetalurgija, 2017
The paper presents results of a study on abrasive wear resistance of die inserts for composite moulds used to pressmould stampings from refractory materials, determined based on susceptibility to scratching with a diamond indenter.
A. W. Orłowicz   +5 more
doaj  

Effects of defects on laminate quality and mechanical performance in thermoplastic Automated Fiber Placement-based process chains

open access: yesAdvanced Manufacturing: Polymer & Composites Science, 2019
Automated Fiber Placement of thermoplastic unidirectional tape materials offers several advantages over conventional organosheets, such as enhanced part performance through tailored fiber architecture, and economic and ecological benefits due to scrap ...
Thomas Zenker   +2 more
doaj   +1 more source

Effect of power ultrasonic on the viscosity of anhydride epoxy resin system

open access: yesResults in Materials, 2020
The effect of power ultrasonic (US) on the viscosity of an anhydride epoxy resin system has been investigated. Especially, the potential reduction of the viscosity could be used prospectively for the production process pultrusion in the variation of ...
Frederik Wilhelm   +2 more
doaj   +1 more source

RP Process Selection for Rapid Tooling in Sand Casting [PDF]

open access: yes, 1999
The significant cycle-time improvements and geometrical capabilities of solid freeform fabrication systems have led to applications in sand casting industry for design verification and tooling.
Conley, James G.   +3 more
core   +1 more source

The CAST experiment.

open access: yesJournal of Physics: Conference Series, 2008
CAST (CERN Axion Solar Telescope) is a helioscope looking for axions coming from the solar core to the Earth. The experiment, located at CERN, is based on the Primakoff effect and uses a magnetic field of 9 Tesla provided by a decommissioned LHC magnet.
Ruz, J.   +72 more
openaire   +1 more source

Rapid casting of patterned vascular networks for perfusable engineered 3D tissues

open access: yesNature Materials, 2012
In the absence of perfusable vascular networks, three-dimensional (3D) engineered tissues densely populated with cells quickly develop a necrotic core [1].
Jordan S. Miller   +12 more
semanticscholar   +1 more source

Additive Gaussian Process Regression for Predictive Design of High‐Performance, Printable Silicones

open access: yesAdvanced Engineering Materials, EarlyView.
A chemistry‐aware design framework for tuning printable polydimethylsiloxane (PDMS) for vat photopolymerization (VPP) is developed using additive Gaussian process (GP) modeling. Polymer network mechanics informs variable groupings, feasible formulation constraints, and interaction variables.
Roxana Carbonell   +3 more
wiley   +1 more source

Usable Properties of AlSi7Mg Alloy after Sodium or Strontium Modification

open access: yesArchives of Foundry Engineering, 2016
The paper deals with the effect of microstructure diversified by means of variable cooling rate on service properties of AlSi7Mg cast alloy refined traditionally with Dursalit EG 281, grain refining with titanium-boron and modified with sodium and a ...
Tupaj M.   +4 more
doaj   +1 more source

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Enhancing the strength and ductility of a medium entropy alloy through non-basal slip activation

open access: yesNature Communications
Developing alloys with both ultrahigh strength and ductility remains a formidable scientific challenge, primarily due to the inherent strength-ductility tradeoff.
Zhen Chen   +18 more
doaj   +1 more source

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