Journal ArticleDOI
Monolayer protected gold nanoparticles with metal-ion binding sites: functional systems for chemosensing applications
Cristian Pezzato,Subhabrata Maiti,Jack L.-Y. Chen,Alessandro Cazzolaro,C. Gobbo,Leonard J. Prins +5 more
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TLDR
This review describes the use of monolayer protected gold nanoparticles (Au NPs) for chemosensing applications and shows that these systems are very well-equipped for metal ion sensing as the complexation of the metal ions can affect the properties of the system in many ways leading to detectable output signals even at very low analyte concentrations.About:
This article is published in Chemical Communications.The article was published on 2015-06-04. It has received 57 citations till now. The article focuses on the topics: Monolayer.read more
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Expanding applications of SERS through versatile nanomaterials engineering
M. Fernanda Cardinal,Emma Vander Ende,Ryan A. Hackler,Michael O. McAnally,Peter C. Stair,George C. Schatz,Richard P. Van Duyne +6 more
TL;DR: In this article, a review of surface-enhanced Raman scattering (SERS) spectroscopy applications is presented, focusing on two critical properties for successfully expanding applications of SERS spectroscope: quality of the plasmonic substrate and molecule localization to the substrate.
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“Gold rush” in modern science: Fabrication strategies and typical advanced applications of gold nanoparticles in sensing
Lei Qin,Guangming Zeng,Cui Lai,Danlian Huang,Piao Xu,Chen Zhang,Min Cheng,Xigui Liu,Shiyu Liu,Bisheng Li,Huan Yi +10 more
TL;DR: In this article, the authors summarize the typical synthetic strategies of AuNPs, classify the mechanism analysis of AUNPs-based sensors, and expound the role of AuNs in these sensors.
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A visual application of gold nanoparticles: Simple, reliable and sensitive detection of kanamycin based on hydrogen-bonding recognition
Lei Qin,Guangming Zeng,Cui Lai,Danlian Huang,Chen Zhang,Piao Xu,Tianjue Hu,Xigui Liu,Min Cheng,Yang Liu,Liang Hu,Yaoyu Zhou +11 more
TL;DR: In this article, a visual detection strategy employing 4-amino-3-hydrazino-5-mercapto-1, 2, 4-triazole (AHMT) functionalized gold nanoparticles (AuNPs) to detect kanamycin (KA) in various samples.
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Synthesis of zero-valent Cu nanoparticles in the chitosan coating layer on cellulose microfibers: evaluation of azo dyes catalytic reduction
TL;DR: In this paper, a facile, fast and economically viable method has been used to synthesize highly active copper (Cu) nanoparticles in chitosan (CH) coating layers over cellulose microfibers of filter paper (FP).
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Adenosine-Phosphate-Fueled, Temporally Programmed Supramolecular Polymers with Multiple Transient States
TL;DR: The fuel-induced chiral (re)organization with the employment of various enzymes singularly and in tandem have resulted in designing a multistate transient self-assembly, which results in controllable lifetimes and rates.
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Journal ArticleDOI
Gold nanoparticles: assembly, supramolecular chemistry, quantum-size-related properties, and applications toward biology, catalysis, and nanotechnology.
TL;DR: A review of gold nanoparticles can be found in this article, where the most stable metal nanoparticles, called gold colloids (AuNPs), have been used for catalysis and biology applications.
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Synthesis of thiol-derivatised gold nanoparticles in a two-phase liquid-liquid system
TL;DR: Using two-phase reduction of AuCl4 by sodium borohydride in the presence of an alkanethiol, solutions of 1-3 nm gold particles bearing a surface coating of thiol have been prepared and characterised; this novel material can be handled as a simple chemical compound as mentioned in this paper.
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Gold nanoparticles in chemical and biological sensing.
TL;DR: The advent of AuNP as a sensory element provided a broad spectrum of innovative approaches for the detection of metal ions, small molecules, proteins, nucleic acids, malignant cells, etc. in a rapid and efficient manner.
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Nanomaterials with enzyme-like characteristics (nanozymes): next-generation artificial enzymes
Hui Wei,Erkang Wang +1 more
TL;DR: This review discusses various nanomaterials that have been explored to mimic different kinds of enzymes and covers their kinetics, mechanisms and applications in numerous fields, from biosensing and immunoassays, to stem cell growth and pollutant removal.
Journal ArticleDOI
Monolayer-Protected Cluster Molecules
TL;DR: The present state of the rapidly emerging field of monolayer-protected cluster (MPC) molecules with regard to their synthesis andmonolayer functionalization, their core and monolayers structure, their composition, and their properties is evaluated.