The design of nanoparticles is critical for their efficient use in many applications ranging from
biomedicine to sensing and energy. While shape and size are responsible for the properties …

1. INTRODUCTION Detection of chemical and biological agents plays a fundamental role in
biomedical, forensic and environmental sciences 1− 4 as well as in anti bioterrorism …

Fluorescent gold nanoclusters (AuNCs) are emerging as novel fluorescent materials and
have attracted more and more attention in the field of biolabeling, biosensing, bioimaging …

Synthesis of ultrasmall water-soluble fluorescent gold nanoclusters is reported. The clusters
have a decent quantum yield, high colloidal stability, and can be readily conjugated with …

Gold nanoparticles (AuNP) have been extensively developed as contrast agents, theranostic
platforms, and probes for molecular imaging. This popularity has yielded a large number of …

Glutathione (GSH) can significantly and selectively enhance the fluorescence intensity of Au
nanoclusters (NCs) prepared by blending HAuCl4 and histidine in solution. The quantum …

Depending on their size, shape, degree of aggregation and nature of the protecting organic
shells on their surface, gold nanoparticles (AuNPs) can appear red, blue and other colors …

Metal nanoclusters (MNCs) are composed of several to tens of atoms and have drawn
considerable research interest due to their unique electrical, physical and optical properties …

Background Food safety management and guarantee are the basic requirement during food
processing, circulation, storage, and marketing. Elevating the ability to evaluate food quality …

A simple, one-step facile route for preparation of water soluble and fluorescent Cu
nanoclusters (NCs) stabilized by tannic acid (TA) is described. The as-prepared TA capped …