Results 21 to 30 of about 99,071 (265)

Effect of Gold Nanoparticle Conjugation on Peptide Dynamics and Structure

open access: yesEntropy, 2012
Molecular dynamics simulations were used to characterize the structure and dynamics for several peptides and the effect of conjugating them to a gold nanoparticle. Peptide structure and dynamics were compared for two cases: unbound peptides in water, and
F. Marty Ytreberg, Kuo Hao Lee
doaj   +1 more source

Nano meets macro: Furnishing the surface of polymer molds with gold‐nanoparticle arrays

open access: yesNano Select, 2022
The formation of well‐defined, functional surfaces that incorporate the unique properties of inorganic nanoparticles (NPs) requires robust and scalable fabrication strategies.
Ruosong Wang   +7 more
doaj   +1 more source

Gold nanoparticle wire and integrated wire array for electronic detection of chemical and biological molecules

open access: yesAIP Advances, 2011
Nanoparticle wire and integrated nanoparticle wire array have been prepared through a green technique: discontinuous vertical evaporation-driven colloidal deposition.
J. J. Diao, Qing Cao
doaj   +1 more source

Contrast Enhancement for Portal Imaging in Nanoparticle-Enhanced Radiotherapy: A Monte Carlo Phantom Evaluation Using Flattening-Filter-Free Photon Beams

open access: yesNanomaterials, 2019
Our team evaluated contrast enhancement for portal imaging using Monte Carlo simulation in nanoparticle-enhanced radiotherapy. Dependencies of percentage contrast enhancement on flattening-filter (FF) and flattening-filter-free (FFF) photon beams were ...
Aniza Abdulle, James C. L. Chow
doaj   +1 more source

Sintering-Based In-Situ Synthesis and Characterization by TEM of Noble Metal Nanoparticles for Ceramic Glaze Color Control

open access: yesNanomaterials, 2021
Gold and silver salt mixtures are incorporated in ceramic glazes for in situ development of mixtures of gold and silver nanoparticles (NPs) that subsequently allow for a wide spectrum of low metal loading color control within ceramic materials.
Karthik Lalwani   +3 more
doaj   +1 more source

THE SYNERGISTIC EFFECT OF GOLD NANOPARTICLE LOADED WITH CEFTAZIDIUM ANTIBIOTIC AGAINST MULTIDRUG ERSISTANCE PSEUDOMONAS AERUGINOSA

open access: yesThe Iraqi Journal of Agricultural science, 2021
This study was aimed to evaluate the antimicrobial activity of gold nanoparticles that was synthesized by biological method using Aloe Vera extract. The Surface morphology of the synthesized gold nanoparticles was confirmed by Atomic force microscope ...
HAMID & MAHMOOD
doaj   +1 more source

Gold vs. Silver Colloidal Nanoparticle Films for Optimized SERS Detection of Propranolol and Electrochemical-SERS Analyses

open access: yesBiosensors, 2023
The increasing pollution of surface and groundwater bodies by pharmaceuticals is a general environmental problem requiring routine monitoring. Conventional analytical techniques used to quantify traces of pharmaceuticals are relatively expensive and ...
Cristina M. Muntean   +10 more
doaj   +1 more source

Label-Free Visualization and Tracking of Gold Nanoparticles in Vasculature Using Multiphoton Luminescence

open access: yesNanomaterials, 2020
Gold nanoparticles continue to generate interest for use in several biomedical applications. Recently, researchers have been focusing on exploiting their dual diagnostic/therapeutic theranostic capabilities.
Sean Burkitt   +5 more
doaj   +1 more source

Synthesis of Gold Nanoparticles and Association of DNA-Gold Nanoparticles

open access: yesEurasian Chemico-Technological Journal, 2009
This study examined the synthesis of gold nanoparticles using a non-ionic surfactant, polysorbate 80, and KAuCl4 in water. The gold nanoparticles, which were well dispersed in water, were analyzed by UV-vis spectroscopy and transmission electron microscopy (TEM).
W. B. Ko   +4 more
openaire   +3 more sources

Gold Nanoparticle-Based Plasmonic Biosensors

open access: yesBiosensors, 2023
One of the emerging technologies in molecular diagnostics of the last two decades is the use of gold nanoparticles (AuNPs) for biosensors. AuNPs can be functionalized with various biomolecules, such as nucleic acids or antibodies, to recognize and bind ...
Enrico Ferrari
doaj   +1 more source

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