Results 61 to 70 of about 107,839 (301)

Analysis and Characterization of Colloidal Particles in Yangbajing Geothermal Water, Tibet

open access: yesYankuang ceshi, 2023
BACKGROUNDThe hydrochemical characteristics of geothermal water include various information such as geological, structural, fracture, alteration, and environmental changes during its formation.
Gaoling LIU   +8 more
doaj   +1 more source

Fabrication of NanoChiSil for Application of Fertilizer [PDF]

open access: yes, 2015
It has conducted research of nanoChiSil material consisting of nanochitosan and nanosilica materials for agricultural fertilizer applications. A total of 10 grams of chitosan powder was weighed and dissolved in 500 ml of 1% solution
Gufron, Ahmad   +4 more
core  

Effect of silica colloids on the rheology of viscoelastic gels formed by the surfactant cetyl trimethylammonium tosylate [PDF]

open access: yes, 2004
The effects of the addition of sub-micrometer sized colloidal silica spheres on the linear and nonlinear rheology of semi-dilute solutions of a viscoelastic gel are studied.
Bandyopadhyay, R., Sood, A. K.
core   +2 more sources

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Configurational temperature of charge-stabilized colloidal monolayers [PDF]

open access: yes, 2003
Recent theoretical advances show that the temperature of a system in equilibriumcan be measured from static snapshots of its constituents' instantaneous configurations, withoutregard to their dynamics.
Grier, David G., Han, Yilong
core   +2 more sources

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Hybrid Sol–Gel Silica Coatings Containing Graphene Nanosheets for Improving the Corrosion Protection of AA2024-T3

open access: yesNanomaterials, 2020
In the present work, nanostructured graphene nanosheets were added to hybrid silica sols and deposited on aluminium alloy A2024-T3 to study the effect on the corrosion behaviour. Sols were prepared using tetraethyl-orthosilicate (TEOS), 3-glycidoxypropyl-
Nasima Afsharimani   +3 more
doaj   +1 more source

New Insights into the Fouling of a Membrane during the Ultrafiltration of Complex Organic–Inorganic Feed Water

open access: yesMembranes, 2023
This paper presents an analysis of the fouling of a ceramic membrane by a mixture containing high concentrations of humic acid and colloidal silica during cross-flow ultrafiltration under various operating conditions. Two types of feed water were tested:
Vedrana Prorok   +3 more
doaj   +1 more source

Colloidal Electrostatic Interactions Near a Conducting Surface [PDF]

open access: yes, 2006
Charge-stabilized colloidal spheres dispersed in deionized water are supposed to repel each other. Instead, artifact-corrected video microscopy measurements reveal an anomalous long-ranged like-charge attraction in the interparticle pair potential when ...
C. F. Bohren   +7 more
core   +1 more source

Tuning the Dielectric Properties of Individual Clay Nanosheets by Interlayer Composition: Toward Nano‐Electret Materials

open access: yesAdvanced Functional Materials, EarlyView.
The dielectric properties of clays are studied on the level of individual monolayers and functional double stacks. The material breakdown characteristics and charge storage performance are analyzed. For illustration, a defined charge pattern representing a cuneiform character is produced, written into a microscopic clay tile, referencing the origins of
Sebastian Gödrich   +6 more
wiley   +1 more source

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