Impact of gold nanoparticle stabilizing ligands on the colloidal catalytic reduction of 4-nitrophenol

SM Ansar, CL Kitchens - ACS Catalysis, 2016 - ACS Publications
Gold nanoparticles (AuNPs) have received considerable interest owing to their unique
properties and applications in catalysis. One of the major challenges for colloidal …

Understanding the adsorption of peptides and proteins onto PEGylated gold nanoparticles

YR Perera, JX Xu, DL Amarasekara, AC Hughes… - Molecules, 2021 - mdpi.com
Polyethylene glycol (PEG) surface conjugations are widely employed to render passivating
properties to nanoparticles in biological applications. The benefits of surface passivation by …

Effective gold nanoparticle-antibody-mediated drug delivery for photodynamic therapy of lung cancer stem cells

A Crous, H Abrahamse - International Journal of Molecular Sciences, 2020 - mdpi.com
Cancer stem cells (CSCs) are a leading contributor to lung cancer mortality rates. CSCs are
responsible for tumor growth and recurrence through inhibition of drug-induced cell death …

[HTML][HTML] Active targeted photodynamic therapeutic effect of silver-based nanohybrids on melanoma cancer cells

H Montaseri, NW Nkune, H Abrahamse - Journal of Photochemistry and …, 2022 - Elsevier
Malignant melanoma is aggressive cancer that metastasizes along with the heterogeneity at
the molecular and cellular levels, thereby reducing overall therapeutic efficacy. In the …

pH-responsive mercaptoundecanoic acid functionalized gold nanoparticles and applications in catalysis

SM Ansar, S Chakraborty, CL Kitchens - Nanomaterials, 2018 - mdpi.com
Mercaptoundecanoic acid (MUA) functionalized gold nanoparticles (AuNP-MUA) were
synthesized and demonstrated to possess pH-triggered aggregation and re-dispersion, as …

Catalytic reduction of p-nitrophenol and Eosin Yellow by lemongrass tea-stabilized copper nanoparticles

AR Kale, GA Ferko, SKS Angelo - Green Chemistry Letters and …, 2024 - Taylor & Francis
Green synthesis of nanoparticles for catalytic applications remains of continued interest,
especially for reactions that would occur on an industrial scale or that may be of …

Facile displacement of citrate residues from gold nanoparticle surfaces

GS Perera, SA Athukorale, F Perez… - Journal of colloid and …, 2018 - Elsevier
The stability of citrate-residues on gold nanoparticles (AuNPs) against ligand displacement
has been controversial. Using AuNPs synthesized with deuterated citrate in combination …

Surface enhanced infrared absorption spectroscopy based on gold nanostars and spherical nanoparticles

O Bibikova, J Haas, ÁI López-Lorente, A Popov… - Analytica chimica …, 2017 - Elsevier
Plasmonic anisotropic nanoparticles possess a number of hot spots on their surface due to
the presence of sharp edges, tips or vertices, leading to a high electric field strength …

Pd/chitosan nanoparticle catalysts prepared by solid mortar grinding for hydrogenation of nitroarenes

KP Reddy, C Swetha… - … Sustainable Chemistry & …, 2023 - ACS Publications
Herein, we report a rational and highly sustainable strategy for the gram-scale synthesis of
solid chitosan polymer-supported palladium nanoparticles (Pd/Chit) without the use of toxic …

Quantification of gold nanoparticle ultraviolet–visible extinction, absorption, and scattering cross-section spectra and scattering depolarization spectra: the effects of …

JX Xu, K Siriwardana, Y Zhou, S Zou… - Analytical …, 2018 - ACS Publications
Using the recent polarized resonance synchronous spectroscopic (PRS2) technique, we
reported the quantification of photon extinction, absorption, scattering cross-section spectra …