Results 31 to 40 of about 8,471 (229)

Elastic modulus of halloysite nanotubes [PDF]

open access: yesNanotechnology, 2013
This work reports measurements of the elastic modulus of halloysite nanotubes. Nanoscale three-point bending tests were performed on individual nanotubes using an atomic force microscope. Nanotubes exhibit elastic behaviour at small deformations. The stiffness of the tubes, and hence their elastic modulus, was deduced from force curve measurements ...
B, Lecouvet   +4 more
openaire   +2 more sources

Halloysite-Based Nanorockets with Light-Enhanced Self-Propulsion for Efficient Water Remediation

open access: yes
Halloysite-based tubular nanorockets with chemical-/light-controlled self-propulsion and on-demand acceleration in velocity are reported. The nanorockets are fabricated by modifying halloysite nanotubes with nanoparticles of silver (Ag) and light ...
Yizhan Hao (11945340)   +11 more
core   +4 more sources

Exceptional Sorption of Heavy Metals from Natural Water by Halloysite Particles: A New Prospect of Highly Efficient Water Remediation

open access: yesNanomaterials, 2023
Halloysite particles, with their unique multilayer nanostructure, are demonstrated here as highly efficient and readily available sorbent of heavy metals that can be easily scaled up and used in large-scale water remediation facilities.
Michał Stor   +3 more
doaj   +1 more source

Cytocompatibility and Uptake of Halloysite Clay Nanotubes [PDF]

open access: yesBiomacromolecules, 2010
Halloysite is aluminosilicate clay with hollow tubular structure of 50 nm external diameter and 15 nm diameter lumen. Halloysite biocompatibility study is important for its potential applications in polymer composites, bone implants, controlled drug delivery, and for protective coating (e.g., anticorrosion or antimolding).
VERGARO, VIVIANA   +6 more
openaire   +6 more sources

A new microenvironment for the formation of clay minerals: the example of authigenic halloysite-7Å and gibbsite in a stalactite from Agios Georgios Cave, Kilkis, north Greece

open access: yesInternational Journal of Speleology, 2015
An unusual authigenic origin for halloysite and gibbsite is reported in a stalactite from Agios Georgios Cave, Kilkis. This speleothem includes mostly pure calcite whereas minor areas of Mg-rich calcite and scarce dolomite are present in four growth ...
Elena Ifandi, University of Patras   +4 more
doaj   +1 more source

Halloysite-Catalyzed Esterification of Bio-Mass Derived Acids

open access: yes, 2019
Halloysite, a natural clay with a hollow tubular structure, was studied as a catalyst for the esterification of biomass-derived carboxylic acids (levulinic acid, fumaric acid, maleic acid, and succinic acid) with four different alcohols (MeOH, EtOH, n ...
Brooke N. Diehl (7821197)   +4 more
core   +1 more source

Optimization of the Effect of Halloysite Nanoclay and Bene Extract Concentration on Properties of Rice Starch- Halloysite Nanoclay Nanocomposite Antioxidant Film by Response Surface Methodology [PDF]

open access: yesPizhūhish va Nuāvarī dar ̒Ulūm va Sanāyi̒-i Ghaz̠āyī
In this research the nanocomposite antioxidant film of rice starch-halloysite nanoclay incorporated with Bene extract prepared and its physicomechanical and antioxidant properties were evaluated.
Mohammad Reza Abdollahi Moghaddam   +1 more
doaj   +1 more source

Dodecylamine-loaded halloysite nanocontainers for active anticorrosion coatings

open access: yesFrontiers in Materials, 2015
Currently the most promising approach in the corrosion protection by smart coatings is the use of nanoreservoirs loaded with corrosion inhibitors. Nanocontainers are filled with anti-corrosive agents and embedded into a primer coating. Future prospective
Jesus Marino Falcón   +2 more
doaj   +1 more source

Modulated phase and morphology of bismuth oxyiodide supported on natural halloysite by alcoholic solvents

open access: yesResults in Materials
The study investigated the impact of three alcoholic solvents—ethanol (Et), ethylene glycol (EG), and glycerol (GLY)—on the solvothermal synthesis of the supported photocatalyst BiOI/natural halloysite. Characterization using FTIR, X-ray diffraction, SEM,
Indra Cipta   +4 more
doaj   +1 more source

Novel poly-dopamine adhesive for a halloysite nanotube-Ru(bpy)(3)2+ electrochemiluminescent sensor. [PDF]

open access: yesPLoS ONE, 2009
Herein, for the first time, the electrochemiluminescent sensor based on Ru(bpy)(3) (2+)-modified electrode using dopamine as an adhesive was successfully developed.
Bo Xing, Xue-Bo Yin
doaj   +1 more source

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