Results 91 to 100 of about 670,872 (365)

Influence of an Al‐Doped ZnO Interface Layer on the Thermochromic Properties of VO2 Thin Films Deposited by RF Magnetron Sputtering

open access: yesAdvanced Engineering Materials, EarlyView.
Herein the metal‐to‐insulator transition is investigated when depositing vanadium dioxide (VO2) on glass or aluminum‐doped zinc oxide (AZO). O2 flow tuning during the deposition and additional post annealing are effective to control the metal‐to‐insulator transition. However, the VO2/AZO/glass stack reveals an increase in the transition temperature and
Eduard Llorens Balada   +3 more
wiley   +1 more source

An Overview of Nanomaterials for Water and Wastewater Treatment

open access: yesAdvances in Materials Science and Engineering, 2016
Due to the exceptional characteristics which resulted from nanoscale size, such as improved catalysis and adsorption properties as well as high reactivity, nanomaterials have been the subject of active research and development worldwide in recent years ...
Haijiao Lu   +5 more
doaj   +1 more source

Study on Optimization of Extracting Magnesium Sulfate from Acid-leaching Eluent of Serpentine by Solventing-out Crystallization

open access: yesKuangchan zonghe liyong, 2023
In order to make full use of China's non-metallic mineral resources containing magnesium, and improve the comprehensive recovery rate of magnesium in serpentine, a new process of enriching magnesium from serpentine leaching solution at normal temperature
Xiangyu Peng   +4 more
doaj   +1 more source

Crystals [PDF]

open access: yesScientific American, 1882
n ...
openaire   +2 more sources

Investigation of Solid‐Solution Phase Formation in AlCuNiSi Medium Entropy Alloys and its Effect on Microstructural, Thermal, and Microhardness Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study focuses on synthesizing equiatomic AlCuNiSi medium‐entropy alloys using mechanical alloying for advanced industrial applications. Continuous milling leads to grain refinement and the formation of stable BCC/FCC solid‐solution phases, resulting in enhanced mechanical properties. A unique Si‐rich solid‐solution phase is observed, which did not
Mustafa Okumuş   +2 more
wiley   +1 more source

Fines Formation (and Prevention) in Seeded Precipitation Processes

open access: yesKONA Powder and Particle Journal, 2014
An overview of three studies on seeded precipitation in a fluidised bed reactor (FBR) is presented. The objective of using the FBR is to remove dissolved metals as precipitated metal salts onto a seed surface.
Alison Lewis
doaj   +1 more source

Decorated Geometric Crystals, Polyhedral and Monomial Realizations of Crystal Bases [PDF]

open access: yesarXiv, 2012
We shall show that for type $A_n$ the realization of crystal bases obtained from the decorated geometric crystals intorduced by Berenstein and Kazhdan coincides with our polyhedral realizations of crystal bases. We also observe certain relations of decorations and monomial realizations of crystal bases.
arxiv  

Crystallization of Isotactic Poly(methylmethacrylate) in Monolayers and Thin Films [PDF]

open access: yes, 1991
Langmuir-Blodgett monolayers of isotactic PMMA exhibit a pressure-induced transition upon compression, that can be described in terms of a two-dimensional crystallization process, analogous to a normal melt crystallization.
Brinkhuis, R.H.G.,, Schouten, A.J.,
core   +1 more source

Geometry‐Based Scan Curve Analysis: Rapid Method for the Evaluation of Scan Strategies in Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents rapid evaluation methods for scan strategies in powder bed fusion (PBF) of polymers with a NIR laser as an example for its application. It uses line buffer‐based calculations and point density fields to predict the performance of four different scan strategies. The methods show promising results in laser‐based PBF of polymer samples,
Simon Leupold   +9 more
wiley   +1 more source

Isothermal Crystallization Kinetics of Poly(lactic acid) Stereocomplex/Graphene Nanocomposites [PDF]

open access: yesMaterials Research, 2017
The isothermal crystallization kinetics of PLA stereocomplex (scPLA) and scPLA/graphene oxide nanocomposites was investigated. scPLA was prepared by symmetric blending the two isomers, PLLA and PDLA and the scPLA nanocomposite by polymerization of the ...
Diego H. S. Souza   +2 more
doaj   +1 more source

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