Selective sensing of sulfate anions in water with cyclopeptide-decorated gold nanoparticles

2020 ◽  
Vol 56 (72) ◽  
pp. 10457-10460 ◽  
Author(s):  
Julia Bartl ◽  
Lena Reinke ◽  
Marcus Koch ◽  
Stefan Kubik
Keyword(s):  
Aqueous Solution ◽  
Gold Nanoparticles ◽  
Selective Detection ◽  
Sulfate Ions ◽  
Naked Eye

Gold nanoparticles containing surface-bound cyclopeptides precipitate from an aqueous solution in the presence of sulfate ions, thus allowing the selective detection of this anion with the naked eye.

Naked-eye-based selective detection of pyrophosphate with a Zn2+ complex in aqueous solution and electrospun nanofibers

RSC Advances ◽  
2015 ◽  
Vol 5 (32) ◽  
pp. 25229-25235 ◽  
Author(s):  
Zhanxian Li ◽  
Wenying Zhang ◽  
Xingjiang Liu ◽  
Chunxia Liu ◽  
Mingming Yu ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Zinc Complex ◽  
Electrospun Nanofibers ◽  
Transformation Process ◽  
Selective Detection ◽  
Naked Eye

Based on keto–enol transformation process, a zinc complex as a naked-eye-based chemosensor for pyrophosphate in aqueous solution and electrospun nanofibers has been developed.

Gold nanoparticle-based fluorescent “turn-on” sensing system for the selective detection of mercury ions in aqueous solution

RSC Advances ◽  
2015 ◽  
Vol 5 (115) ◽  
pp. 95268-95272 ◽  
Author(s):  
Sohee Choi ◽  
Youngmi Kim
Keyword(s):  
Aqueous Solution ◽  
Gold Nanoparticles ◽  
Gold Nanoparticle ◽  
Sensitive Detection ◽  
Selective Detection ◽  
Mercury Ions ◽  
Buffer Solution ◽  
Aqueous Buffer ◽  
Turn On ◽  
Sensing System

A simple and straightforward fluorometric assay using dye-adsorbed gold nanoparticles (AuNPs) was used in the highly selective and sensitive detection of mercury ions in aqueous buffer solution.

scholarly journals Selective and colorimetric detection of Ba2+ ions in aqueous solutions using 11-mercaptoundecylphosphonic acid functionalized gold nanoparticles

RSC Advances ◽  
2017 ◽  
Vol 7 (50) ◽  
pp. 31611-31618 ◽  
Author(s):  
Blanca A. García Grajeda ◽  
Samuel G. Soto Acosta ◽  
Sergio A. Aguila ◽  
Héctor Peinado Guevara ◽  
Marta E. Díaz-García ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Gold Nanoparticles ◽  
Aqueous Solutions ◽  
Colorimetric Detection ◽  
Colorimetric Method ◽  
Selective Detection ◽  
Functionalized Gold Nanoparticles

In this paper we describe a simple colorimetric method for the sensitive and selective detection of Ba2+ ions, using 11-mercaptoundecylphosphonic acid functionalized gold nanoparticles (AuNPs–MPA) in aqueous solution.

Selective detection of nanomolar Cr(vi) in aqueous solution based on 1,4-dithiothreitol functionalized gold nanoparticles

2011 ◽  
Vol 3 (2) ◽  
pp. 343-347 ◽  
Author(s):  
Feng Tan ◽  
Xue Liu ◽  
Xie Quan ◽  
Jingwen Chen ◽  
Xiaona Li ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Gold Nanoparticles ◽  
Selective Detection ◽  
Functionalized Gold Nanoparticles

Naked-eye colorimetric detection of HCV RNA mediated by a 5′ UTR-targeted antisense oligonucleotide and plasmonic gold nanoparticles

The Analyst ◽  
2021 ◽  
Author(s):  
Almas Shamaila Mohammed ◽  
Aniket Balapure ◽  
Mahammad Nanne Khaja ◽  
Ramakrishnan Ganesan ◽  
Jayati Ray Dutta
Keyword(s):  
Gold Nanoparticles ◽  
Antisense Oligonucleotide ◽  
Early Stage ◽  
Colorimetric Detection ◽  
Sensitive Detection ◽  
Clinical Samples ◽  
Hcv Rna ◽  
Naked Eye

An Au NP based facile strategy for the rapid, early-stage, and sensitive detection of HCV RNA in clinical samples which avoids thiol tagging to the antisense oligonucleotide and expensive infrastructure is presented.

Microwave-assisted synthesis of BSA-stabilised gold nanoclusters for the sensitive and selective detection of lead(ii) and melamine in aqueous solution

RSC Advances ◽  
2016 ◽  
Vol 6 (82) ◽  
pp. 79020-79027 ◽  
Author(s):  
Che-Yu Lee ◽  
Nai-Yueh Hsu ◽  
Mei-Yao Wu ◽  
Yang-Wei Lin
Keyword(s):  
Aqueous Solution ◽  
Gold Nanoclusters ◽  
Microwave Assisted Synthesis ◽  
Selective Detection ◽  
Microwave Assisted ◽  
Turn On

MW-assisted synthesis of fluorescent BSA-AuNCs for the turn-off sensing of Pb(ii) and turn-on sensing of melamine.

Sign in / Sign up

Export Citation Format

Share Document