Results 151 to 160 of about 1,952,474 (395)

Cast iron freezing mechanisms [PDF]

open access: yes
This task focused on liquid phase sintering and infiltration studies of refractory metals and metal composites. Particular emphases was placed on those powered metal compacts which produce liquid alloys in sintering.
Lillybeck, N. P., Smith, James E., Jr.
core   +1 more source

Meniscus Pixel Printing for Contact‐Lens Vision Sensing and Robotic Control

open access: yesAdvanced Functional Materials, EarlyView.
A visual‐sensing contact lens is enabled by meniscus pixel printing (MPP), which rapidly patterns a 200 µm perovskite photodetector pixel in 1 s without masks, vacuum processing, or bulky equipment. A deep‐learning‐based super‐resolution reconstructs sparse on‐lens signals into 80 × 80 high‐resolution visual information, while AI‐driven eye‐tracking ...
Byung‐Hoon Gong   +7 more
wiley   +1 more source

High-Strength aluminium cast iron is a perspective material for thermal change conditions

open access: yesЛитьë и металлургия, 2002
There are developed the composition and technology of high-strength aluminium cast iron production using cupola heat as an initial cast iron. New cast iron may be used for castings, which are to be of high oxidation, heat and growth resistance.
L. Z. Pisarenko   +3 more
doaj  

Effect of tempering temperature & time on impact properties and microstucture of spheroidal graphite iron [PDF]

open access: yes, 2014
Spherodized graphite iron (SG iron)or popularly known as Ductile iron is a special variety of cast iron having carbon content more than 3% and has graphite present in spherical shapes. mechanical properties which are much higher than other cast irons and
Kumar, Santosh, Majhi , Pabitra Kumar
core  

Engineering Strategies for Stable and Long‐Life Alkaline Zinc‐Based Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Alkaline zinc‐based flow batteries face persistent challenges from unstable zinc deposition, including dendrite growth, passivation, corrosion, and hydrogen evolution, which severely limit cycling stability. Current research addresses these issues through coordinated electrode structuring, electrolyte regulation, and membrane design to control zinc ...
Yuran Bai   +6 more
wiley   +1 more source

Creep rupture behavior of Stirling engine materials [PDF]

open access: yes
The automotive Stirling engine, being investigated jointly by the Department of Energy and NASA Lewis as an alternate to the internal combustion engine, uses high-pressure hydrogen as the working fluid.
Scheuerman, C. M.   +2 more
core   +1 more source

The Terminal Domains of Collagen‐Like Silk Direct Molecular Interactions and Liquid–Liquid Phase Separation‐Mediated Material Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Terminal domains of recombinant collagen‐like silk regulate hierarchical self‐assembly across molecular and material scales. We show that terminal domains of collagen‐like silk enhance triple‐helix stability and drive liquid–liquid phase separation, enabling reversible formation of fibers and self‐healing films.
Mengjie Shen   +5 more
wiley   +1 more source

Production and analysis of alloy composites exhibiting improved bonding using a novel vacuum casting process [PDF]

open access: yes, 2008
University of Technology Sydney. Faculty of Science.A new composite manufacturing process has been developed that permits the production of white iron/steel composites.
Huggett, PG
core  

Furan‐Substituted Phosphine‐Oxide as an Efficient Interfacial Modifier for Wide‐Bandgap Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
We report phosphine‐oxide interlayers for wide‐bandgap perovskite solar cells, in which tuned P = O Lewis basicity enables selective passivation of buried NiOx/perovskite interfaces and introduces interfacial dipoles that strengthen the built‐in field.
JeeHee Hong   +6 more
wiley   +1 more source

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