Results 71 to 80 of about 345,353 (226)

A Knowledge‐Based Approach for Understanding and Managing Additive Manufacturing Data

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing processes generate a large amount of data. Effectively managing, understanding, and retrieving information from this data remains a major challenge. Therefore, we propose an ontology‐based approach to integrate heterogeneous data, enable semantic queries, and support decision‐making.
Mina Abd Nikooie Pour   +5 more
wiley   +1 more source

Geïntegreerde woordeboekgebruik van vakwoordeboeke vir aanleerders

open access: yesLexikos, 2011
<p>Opsomming: Na 'n kort bespreking van aanleerderwoordeboeke en vakwoordeboeke word die fokus verskuif na vakwoordeboeke vir aanleerders. Die aanleerders wat hier ter sprake kom, kan aanleerders van 'n taal en/of aanleerders van 'n vakgebied wees.
Rufus H. Gouws
doaj   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Skeletal transformation to chiral nanocarbon molecules

open access: yesNature Communications
Three-dimensional nanocarbon molecules are crucial building blocks for advanced carbon materials. However, the dependence of current synthetic methods on stepwise bond-forming approaches limits the available chemical space in this field.
Junichiro Hirano   +5 more
doaj   +1 more source

Three dimensional finite element analysis of mandibular premolar restored with fiber post and resin composite with different cavity designs

open access: yesKKU Engineering Journal, 2016
The investigation of the stress distribution and fatigue lifetime of endodontically treated mandibular premolar with various cavity designs for access opening, restored by resin composite with or without a fiber post was performed.
Daraporn Sae-Lee   +7 more
doaj   +1 more source

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Structure and Kinetic Selectivity of Trapdoor Zeolites in Hydrogen Isotope Separation

open access: yesSmall Structures
The potential of two families of trapdoor zeolites with chabazite (CHA) and merlinoite (MER) structures have been explored for selective hydrogen isotope separation by investigating the influence of framework structure and the presence of different ...
Dankun Yang   +7 more
doaj   +1 more source

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

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