Results 121 to 130 of about 136,476 (299)

Carbon-driven Chemical Interactions between Alumina and Iron: A possible reaction pathway in Earth's interior [PDF]

open access: yes, 2008
Seismological and geochemical observations have revealed a complex structure for the earth's core-mantle boundary (CMB) region, with lateral and chemical heterogeneities.
Rita Khanna   +2 more
core   +1 more source

Effect of synthesizing temperature of alumina powder with rose-like structure on the microstructure and mechanical property of alumina ceramic

open access: yesJournal of Materials Research and Technology
This paper reports on the successful synthesis of a novel alumina powder with a unique rose-like structure composed of alumina platelets, using the molten salt method.
Dazhao Liu   +7 more
doaj   +1 more source

Recent Developments in Energy Storage and Conversion Applications of Multifunctional Vanadium Carbides

open access: yesAdvanced Materials Technologies, EarlyView.
This review systematically explains the synthesis, properties, and energy storage and conversion applications of vanadium carbides. We introduce the structural and the synthetic strategies and reviewed recent developments in the material synthesis processes. The emerging applications of vanadium carbides in energy storage and conversion are highlighted.
Swathy B. Saseendran   +2 more
wiley   +1 more source

Moldagem de alumina por injeção: estudo das interações entre os componentes e dos processos de remoção dos polímeros, parafina e surfactante em peças com diferentes geometrias [PDF]

open access: yes, 2004
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matermáticas. Programa de Pós-Graduação em QuímicaAtualmente, a moldagem de pós por injeção tem se tornado um processo de transformação altamente atrativo, por ...
Oliveira, Ricardo Vinicius Bof de
core  

The Evolution of Aerosol Jet Printing, A Review: Enhancing Material Versatility and Improvements for Next‐Generation Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Aerosol Jet Printing (AJP) has emerged as a versatile additive manufacturing technique for high‐resolution, conformal, and multi‐material printing. This review highlights advances in printable materials, substrate compatibility, post‐processing, characterization, and process innovations, while critically discussing current challenges and future ...
Chandrachur Chatterjee   +2 more
wiley   +1 more source

Two dimensional liquid chromatographic analysis of Bayer Humic substances [PDF]

open access: yes, 2005
Humic substances play an important role in the Bayer process due to their adverse effect on the industrial scale production of alumina from bauxite. During the Bayer process the soluble organic species can accumulate in the process liquor because the ...
Whelan, Thelma-Jean, Wilson, Michael A.
core  

From Pores to Pavement: Advanced Modeling of Aluminosilicates for Scalable Carbon Capture in Concrete

open access: yesAdvanced Science, EarlyView.
This study presents a transferable modeling framework for carbon capture using aluminosilicates, integrating Universal Isotherm Modeling with experimental data. It reveals how ultramicropores, alumina content, and amine functionalization influence CO2 adsorption energetics.
Pooja Anil Kumar Nair   +4 more
wiley   +1 more source

Frustrated Lewis Pairs and Metallic Ni Synergistically Enabled Low‐Temperature Hydrogenolysis of Lignin Models

open access: yesAdvanced Science, EarlyView.
Nickel–aluminum composite oxide (NiAlOx‐300) derived from NiAl layered double hydroxide showed high activity for hydrogenolysis of various lignin models. Especially, hydrogenolysis of benzyl phenyl ether could be efficiently proceeded at 20°C and 1 MPa H2.
Jinpeng Liang   +9 more
wiley   +1 more source

Advances and Perspectives in Graphene‐Based Quantum Dots Enabled Neuromorphic Devices

open access: yesAdvanced Science, EarlyView.
Graphene‐based QDs are zero‐dimensional carbon nanomaterials with pronounced quantum confinement and tunable electronic structures. Herein, we summarize their synthesis strategies and functionalization methods, and highlight their functional roles and operating mechanisms in devices, as well as recent advances in neuromorphic electronics. We anticipate
Yulin Zhen   +9 more
wiley   +1 more source

Microstructure and properties of (rare earth) doped oxide ceramics [PDF]

open access: yes
A study of alumina (AI203 ) and magnesium aluminate spinel (MgAb04) was undertaken with the aim of investigating the changes in properties and microstructural characteristics upon doping with specific rare earth elements.
Perkins, James M.
core  

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