Results 21 to 30 of about 38,176 (304)

New Insights into the Bonding Properties of [Ag25(SR)18]- Nanoclusters from X-ray Absorption Spectroscopy [PDF]

open access: yes, 2022
Atomically precise metal nanoclusters have attracted significant interest due to their molecule-like properties. [Ag25(SR)18]- is one of the Ag nanoclusters having a unique structure similar to its Au counterpart but different from most other Ag ...
Andrew, Walsh   +4 more
core   +1 more source

NHC-Stabilized Au10 Nanoclusters and Their Conversion to Au25 Nanoclusters

open access: yesJACS Au, 2022
Herein, we describe the synthesis of a toroidal Au10 cluster stabilized by N-heterocyclic carbene and halide ligands via reduction of the corresponding NHC-Au-X complexes (X = Cl, Br, I). The significant effect of the halide ligands on the formation, stability, and further conversions of these clusters is presented.
Lummis, Paul A.   +16 more
openaire   +4 more sources

Preparation and properties of Ag nanocluster composites by radiation method

open access: yesHe jishu, 2023
BackgroundSilver nanoclusters, being a novel variety of nanomaterial, have garnered significant attention owing to their exceedingly minute dimensions, and distinct physical and chemical characteristics.PurposeThis study aims to present a straightforward
HAN Fei   +6 more
doaj   +1 more source

On the selection and design of proteins and peptide derivatives for the production of photoluminescent, red-emitting gold quantum clusters [PDF]

open access: yes, 2013
Novel pathways of the synthesis of photoluminescent gold quantum clusters (AuQCs) using biomolecules as reactants provide biocompatible products for biological imaging techniques.
Naszályi Nagy, Lívia   +20 more
core   +1 more source

Engineering Highly Stable, Fluorescent and Non-toxic Cu Nanoclusters via Reaction Parameter Optimization [PDF]

open access: yes, 2022
Metal Nanoclusters (NCs) composed of the least number of atoms (few to tens) became very attractive for their emerging properties owing to their ultrasmall size.
Haseena, Sheik   +9 more
core   +1 more source

Straightforward and robust synthesis of monodisperse surface-functionalized gold nanoclusters

open access: yesBeilstein Journal of Nanotechnology, 2016
Gold nanoclusters are small (1–3 nm) nanoparticles with a high surface area that are useful for biomedical studies and drug delivery. The synthesis of small, surface-functionalized gold nanoclusters is greatly dependent on the reaction conditions.
Silvia Varela-Aramburu   +4 more
doaj   +1 more source

Facile Synthesis of Peptide-Conjugated Gold Nanoclusters with Different Lengths

open access: yesNanomaterials, 2021
The synthesis of ultra-small gold nanoclusters (Au NCs) with sizes down to 2 nm has received increasing interest due to their unique optical and electronic properties.
Qun Ma   +3 more
doaj   +1 more source

Assembly of Atomically Precise Silver Nanoclusters into Nanocluster-Based Frameworks [PDF]

open access: yesJournal of the American Chemical Society, 2019
Here, we demonstrate an approach to synthesizing and structurally characterizing three atomically precise anion-templated silver thiolate nanoclusters, two of which form one- and two-dimensional structural frameworks composed of bipyridine-linked nanocluster nodes (referred to as nanocluster-based frameworks, NCFs). We describe the critical role of the
Mohammad J. Alhilaly   +11 more
openaire   +3 more sources

Protein-Templated Metal Nanoclusters: Molecular-like Hybrids for Biosensing, Diagnostics and Pharmaceutics

open access: yesMolecules, 2023
The use of proteins as biomolecular templates to synthesize atomically precise metal nanoclusters has been gaining traction due to their appealing properties such as photoluminescence, good colloidal- and photostability and biocompatibility.
Sherwin Chong Li Tan   +4 more
doaj   +1 more source

Luminescent Polynuclear Zn- and Cd-Ln Square-Like Nanoclusters With a Flexible Long-Chain Schiff Base Ligand

open access: yesFrontiers in Chemistry, 2018
Two series of Zn-Ln and Cd-Ln nanoclusters [Ln4Zn8L2(OAc)20(OH)4] [Ln = Nd (1), Yb (2), and Sm (3)] and [Ln2Cd2L2(OAc)2(OH)2(OCH3)2] [Ln = Nd (4), Yb (5), and Sm (6)] were prepared using a long-chain Schiff base ligand with a flexible (CH2)2O(CH2)2O(CH2 ...
Ting Zhu   +8 more
doaj   +1 more source

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