Results 21 to 30 of about 157,720 (278)

Sub-20 nm Core-Shell-Shell Nanoparticles for Bright Upconversion and Enhanced Förster Resonant Energy Transfer. [PDF]

open access: yes, 2019
Upconverting nanoparticles provide valuable benefits as optical probes for bioimaging and Förster resonant energy transfer (FRET) due to their high signal-to-noise ratio, photostability, and biocompatibility; yet, making nanoparticles small yields a ...
Alivisatos, A Paul   +9 more
core   +1 more source

Ionic liquid-derived core–shell gold@palladium nanoparticles with tiny sizes for highly efficient electrooxidation of ethanol

open access: yesGreen Energy & Environment, 2021
To maximize the size and structural advantages of nanomaterials in electrooxidation of ethanol, we herein report the synthesis of core–shell gold (Au)@Palladium (Pd) nanoparticles smaller than 3 nm in an ionic liquid, which combines the advantages of ...
Hong Zhang   +5 more
doaj   +1 more source

Electrosprayed core-shell nanoparticles of PVP and shellac for furnishing biphasic controlled release of ferulic acid [PDF]

open access: yes, 2014
Coaxial electrospraying was explored to organize polymer excipients in a core-shell manner for providing biphasic controlled release of active ingredient.
AK Moghe   +35 more
core   +1 more source

In Situ Green Synthesis of Co3O4@ZnO Core-Shell Nanoparticles Using Datura stramonium Leaf Extract: Antibacterial and Antioxidant Studies

open access: yesBioinorganic Chemistry and Applications, 2023
Investigating and synthesizing potent antibacterial NPs using biological methods is highly preferred, and it involves nontoxic, cost-effective, and environmentally friendly chemicals and methods.
Gezahegn Tadesse   +5 more
doaj   +1 more source

Synthesis, thermal stability, magnetic properties, and microwave absorption applications of CoNi-C core-shell nanoparticles with tunable Co/Ni molar ratio

open access: yesResults in Physics, 2021
Magnetic alloy-C core-shell nanoparticles with tunable elemental components are highly expected for their controllable magnetic, catalytic, and electromagnetic properties, and high air stability.
Lizhen Hou   +8 more
doaj   +1 more source

All-inorganic core-shell silica-titania mesoporous colloidal nanoparticles showing orthogonal functionality [PDF]

open access: yes, 2011
Colloidal mesoporous silica (CMS) nanoparticles with a thin titania-enriched outer shell showing a spatially resolved functionality were synthesized by a delayed co-condensation approach.
Abe   +32 more
core   +1 more source

Dual mode nanoparticles: CdS coated iron nanoparticles [PDF]

open access: yes, 2010
Reverse micelles can be used in a sequential fashion to make core-shell nanoparticles. Using this technique it is possible to make a magnetic quantum dot, by coating an iron core with a cadmium sulfide shell.
Carpenter, E. E.   +2 more
core   +2 more sources

Shell Thickness-Dependent Strain Distributions of Confined Au/Ag and Ag/Au Core-Shell Nanoparticles

open access: yesAdvances in Condensed Matter Physics, 2015
The shell thickness-dependent strain distributions of the Au/Ag and Ag/Au core-shell nanoparticles embedded in Al2O3 matrix have been investigated by finite element method (FEM) calculations, respectively.
Feng Liu   +5 more
doaj   +1 more source

Magnetic core nanoparticles coated by titania and alumina for water and wastewater remediation from metal contaminants [PDF]

open access: yes, 2017
Nanomaterials have been widely used for remediation of contaminated streams. However, using nanomaterials within water and wastewater might be dangerous since fate and health impact of nanoparticles is still unknown.
Boni, Maria Rosaria   +3 more
core   +1 more source

DNA nanoparticles with core–shell morphology [PDF]

open access: yesSoft Matter, 2014
Nanoparticles of DNA condensed with polyethylenimine (PEI) and mannobiosylated-PEI were indented in AFM. Homogenous and shell–core structures were observed, that have the stiffness of polymer latex particles.
Preethi L, Chandran   +4 more
openaire   +2 more sources

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