Results 31 to 40 of about 1,152 (158)

Advances in Single-Chain Nanoparticles for Catalysis Applications

open access: yesNanomaterials, 2017
Enzymes are the most efficient catalysts known for working in an aqueous environment near room temperature. The folding of individual polymer chains to functional single-chain nanoparticles (SCNPs) offers many opportunities for the development of ...
Jon Rubio-Cervilla   +2 more
doaj   +1 more source

Biodegradable lignin nanocontainers

open access: yesRSC Adv., 2014
“Trees in miniemulsion” – the biopolymer lignin was used to generate biodegradable nanocontainers via an interfacial polyaddition reaction.
Yiamsawas, D.   +4 more
openaire   +3 more sources

Liquid metal nanodroplet dynamics inside nanocontainers [PDF]

open access: yesScientific Reports, 2013
Here we report direct observations of spatial movements of nanodroplets of Pb metal trapped inside sealed carbon nanocontainers. We find drastic changes in the mobility of the liquid droplets as the particle size increases from a few to a few ten nanometers.
Jung, Hyun Young   +8 more
openaire   +3 more sources

A top-down approach for fabricating three-dimensional closed hollow nanostructures with permeable thin metal walls

open access: yesBeilstein Journal of Nanotechnology, 2017
We report on a top-down method for the controlled fabrication of three-dimensional (3D), closed, thin-shelled, hollow nanostructures (nanocages) on planar supports. The presented approach is based on conventional microelectronic fabrication processes and
Carlos Angulo Barrios   +1 more
doaj   +1 more source

Fullerene Movement in a Carbon Nanocontainer

open access: yesCrystals, 2022
The character of C60 fullerene motion inside a cylindrical carbon nanocontainer with flat graphene covers has been studied. A new trajectory approach to describe the three-dimensional motion of fullerene is presented, based on the use of motion equations for its center of mass in the field of van der Waals forces, as well as the rotational motion ...
Alexey M. Bubenchikov   +4 more
openaire   +3 more sources

Peptide modified mesoporous silica nanocontainers

open access: yesPhysical Chemistry Chemical Physics, 2011
Here we report a new peptide modified mesoporous silica nanocontainer (PMSN) as a novel controlled release system. The peptides are part of a stimuli responsive nanovalve and ensure an efficient cellular uptake.
Porta, F.   +3 more
openaire   +3 more sources

Engineering of an E. coli outer membrane protein FhuA with increased channel diameter

open access: yesJournal of Nanobiotechnology, 2011
Background Channel proteins like FhuA can be an alternative to artificial chemically synthesized nanopores. To reach such goals, channel proteins must be flexible enough to be modified in their geometry, i.e. length and diameter.
Dworeck Tamara   +2 more
doaj   +1 more source

The Efficiency of Biocidal Silica Nanosystems for the Conservation of Stone Monuments: Comparative In Vitro Tests against Epilithic Green Algae

open access: yesApplied Sciences, 2021
In the last decade, worldwide research has focused on innovative natural biocides and the development of organic and inorganic nanomaterials for long-lasting reliability.
Flavia Bartoli   +3 more
doaj   +1 more source

Virus-assisted loading of polymer nanocontainer [PDF]

open access: yesProceedings of the National Academy of Sciences, 2002
We present a DNA-containing polymeric nanocontainer using the self-assembled superstructure of amphiphilic block copolymers in aqueous solutions. To demonstrate that DNA translocation is possible across a completely synthetic block copolymer membrane, we have used a phage transfection strategy as a DNA-transfer model system.
Graff, Alexandra   +3 more
openaire   +4 more sources

Encapsulation within a coordination cage modulates the reactivity of redox-active dyes

open access: yesCommunications Chemistry, 2022
Water-soluble nanocontainers that can encapsulate and modulate the properties of synthetic fluorescent probes could expand the versatility of such probes in biologically relevant environments.
Oksana Yanshyna   +3 more
doaj   +1 more source

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