Results 71 to 80 of about 442,192 (347)

High‐Concentration Mesogen‐Assisted Exfoliation of Low‐Dimensional Nanomaterials for Achieving Ultralow‐Temperature Actuations of Liquid Crystal Elastomers

open access: yesAdvanced Functional Materials, EarlyView.
Most matter is nominally frozen in the polar regions or space, and liquid crystal materials are no exception. Consequently, soft actuators, including liquid crystal elastomers (LCEs), are inoperative under such extreme cold in response to stimuli, as their motion relies on mechanical deformation.
Hyeonseong Kim   +5 more
wiley   +1 more source

Materials processing threshold report: 2. Use of low gravity for cast iron process development [PDF]

open access: yes
Potential applications of a low gravity environment of interest to the commercial producers of cast iron were assessed to determine whether low gravity conditions offer potential opportunities to producers for improving cast iron properties and expanding
Frankhouser, W. L.
core   +1 more source

Pengaruh Inokulasi Mangan Pada Besi Cor Kelabu Terhadap Kekuatan Tarik [PDF]

open access: yes, 2016
This study aims to determine the effect of inoculation of manganese in gray cast iron to strength power. This study uses sand molds with cylindrical wood pattern.
, Agus Yulianto, ST., MT, Nugroho, Adi
core  

Features of modelling dynamics for heating processes of cylindrical cast iron products in gas ovens [PDF]

open access: yes, 2018
The process of heating the billets of rolling mills from cast iron in gas heating ovens (both in covalent and casting floors) has clear requirements for temperature heating regimes. Compliance with the requirements of technology is possible
Gulina, I. G.   +7 more
core   +3 more sources

Colour Metallography of Cast Iron - Chapter 2: Grey Iron (Ⅱ) [PDF]

open access: yesChina Foundry, 2009
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO2 Reduction Performance

open access: yesAdvanced Functional Materials, EarlyView.
A cerium oxide‐carbon nanohybrid catalyst is synthesized via two distinct routes and is integrated into H‐type cells and gas diffusion layers (GDLs) to enhance electrochemical performance. Structural variations significantly affect performance, with the solvothermal sample exhibiting higher current densities.
Alessia Pollice   +9 more
wiley   +1 more source

Low-gravity solidification of cast iron and space technology applications [PDF]

open access: yes
Two types of analyses relating to cast iron solidification were conducted. A theoretical analysis using a computer to predict the cooling versus time relationship throughout the test specimen was performed.
Graham, J. A.
core   +1 more source

Cryo‐EM of Rationally Designed Photosystem I Nanoassembly on Graphene Validates Orientation‐Driven Enhancement of Photocatalytic Performance

open access: yesAdvanced Functional Materials, EarlyView.
The first cryo‐EM visualization and quantification of oriented Photosystem I (PSI) on single‐layer graphene is reported. Domain‐specific covalent anchoring of PSI, with the reducing side of the biophotocatalyst toward graphene, promotes three‐fold higher anodic photocurrent generation compared to a randomly physisorbed counterpart. This approach allows
Miriam Izzo   +6 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  

The study of inhibiting structural material corrosion in water recycling systems by sodium hydroxide [PDF]

open access: yes, 2003
Influence of sodium hydroxide on the rate and nature of corrosion of St3 carbon steel and SCh 18-36 grey cast iron in highly mineralized recycling water was studied.
Pilipenko, Alexei   +5 more
core   +1 more source

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