Results 51 to 60 of about 910,555 (326)

Polarized light emission by deposition of aligned semiconductor nanorods [PDF]

open access: yes, 2014
The ability to control the position and orientation of nanorods in a device is interesting both from a scientific and a technological point of view. Because semiconductor nanorods exhibit anisotropic absorption, and spontaneous and stimulated emission ...
Aubert, Tangi   +6 more
core   +2 more sources

Miniature Gold Nanorods for Photoacoustic Molecular Imaging in the Second Near-Infrared Optical Window

open access: yesNature Nanotechnology, 2019
In photoacoustic imaging, the second near-infrared (NIR-II) window is where tissue generates the least background signal. However, the large size of the few available contrast agents in this spectral range impedes their pharmacokinetics and decreases ...
Yun-Sheng Chen   +4 more
semanticscholar   +1 more source

Thermo-responsive polymer encapsulated gold nanorods for single continuous wave laser-induced photodynamic/photothermal tumour therapy

open access: yesJournal of Nanobiotechnology, 2020
Owing to strong and tunable surface plasmon resonance (SPR) effect and good biocompatibility, gold nanoparticles have been suggested to be a versatile platform for a broad range of biomedical applications.
Beilei Gong   +8 more
semanticscholar   +1 more source

Beating the reaction limits of biosensor sensitivity with dynamic tracking of single binding events [PDF]

open access: yes, 2018
The clinical need for ultrasensitive molecular analysis has motivated the development of several endpoint-assay technologies capable of single-molecule readout.
Sevenler, Derin   +2 more
core   +2 more sources

Effect of size, shape, and surface modification on cytotoxicity of gold nanoparticles to human Hep-2 and canine MDCK cells [PDF]

open access: yes, 2012
There have been increasing interests in applying gold nanoparticles in biological research, drug delivery, and therapy. As the interaction of gold nanoparticles with cells relies on properties of nanoparticles, the cytotoxicity is complex and still under
Chen, Yu   +4 more
core   +3 more sources

Shape-dependent cytotoxicity and cellular uptake of gold nanoparticles synthesized using green tea extract

open access: yesNanoscale Research Letters, 2019
In the present report, three different shapes of chitosan-capped gold nanoparticles (nanospheres, nanostars, and nanorods) were synthesized to investigate the effects of shape on cytotoxicity and cellular uptake in cancer cells.
You Jeong Lee   +2 more
doaj   +1 more source

Thermal Effect during Laser-Induced Plasmonic Heating of Polyelectrolyte-Coated Gold Nanorods in Well Plates

open access: yesNanomaterials, 2023
We examined the generation and transfer of heat when laser irradiation is applied to water containing a suspension of gold nanorods coated with different polyelectrolytes. The ubiquitous well plate was used as the geometry for these studies.
Sujin Jiracheewanun   +2 more
doaj   +1 more source

Infrared dichroism of gold nanorods controlled using a magnetically addressable mesophase

open access: yes, 2014
Gold nanorods have unique optical properties, which make them promising candidates for building nano-structured materials using a "bottom-up" strategy.
Abécassis, Benjamin   +4 more
core   +4 more sources

Digital microarrays: single-molecule readout with interferometric detection of plasmonic nanorod labels [PDF]

open access: yes, 2018
DNA and protein microarrays are a high-throughput technology that allow the simultaneous quantification of tens of thousands of different biomolecular species.
Daaboul, George G.   +4 more
core   +1 more source

Effective PEGylation of gold nanorods

open access: yesNanoscale, 2016
Standard procedures to coat gold nanorods (AuNR) with poly(ethylene glycol) (PEG)-based ligands are not reliable and high PEG-grafting densities are not achieved. In this work, the ligand exchange of AuNR with PEGMUA, a tailored PEG-ligand bearing a C10 alkylene spacer, is studied. PEGMUA provides AuNR with very high stability against oxidative etching
F, Schulz   +5 more
openaire   +3 more sources

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