Ascorbic acid functionalized gold nanoparticles as a probe for colorimetric and visual read-out determination of dichlorvos in environmental samples

2014 ◽  
Vol 6 (22) ◽  
pp. 9007-9014 ◽  
Author(s):  
Stephanie L. D'souza ◽  
Ranjan Kumar Pati ◽  
Suresh Kumar Kailasa

Schematic representation of the analytical process for detecting dichlorvos using AA–Au NPs as a colorimetric probe.

RSC Advances ◽  
2015 ◽  
Vol 5 (6) ◽  
pp. 4245-4255 ◽  
Author(s):  
Vaibhavkumar N. Mehta ◽  
Suresh Kumar Kailasa

In this study, a colorimetric probe was developed based on malonamide dithiocarbamate functionalized gold nanoparticles (MA–DTC–Au NPs) for the simultaneous colorimetric detection of Cu2+ and Hg2+ ions.


2015 ◽  
Vol 7 (4) ◽  
pp. 1478-1483 ◽  
Author(s):  
Saadat Rastegarzadeh ◽  
Fatemeh Hashemi

In this study, gold nanoparticles (AuNPs) have been synthesised using ascorbic acid as a reducing agent and employed in the design of an in situ colorimetric probe for the spectrophotometric detection of N-acetyl-l-cysteine (NAC).


2021 ◽  
Author(s):  
Ömer Kaan Koç ◽  
Elif Ezgi Benli ◽  
Nurşah Karahan ◽  
Ayşem Üzer Arda ◽  
Resat Apak

A gold nanoparticle-based colorimetric probe was developed for the determination of deferoxamine (desferrioxamine, DFO), a strong Fe(III) ion-chelator. Au-nanoparticles were synthesized and modified with 4-mercaptophenol (4MP) and mercaptoacetic acid (MAA)...


2010 ◽  
Vol 43 (18) ◽  
pp. 2809-2822 ◽  
Author(s):  
T. G. Satheesh Babu ◽  
P. V. Suneesh ◽  
T. Ramachandran ◽  
Bipin Nair

RSC Advances ◽  
2020 ◽  
Vol 10 (51) ◽  
pp. 30858-30869
Author(s):  
Phuong Que Tran Do ◽  
Vu Thi Huong ◽  
Nguyen Tran Truc Phuong ◽  
Thi-Hiep Nguyen ◽  
Hanh Kieu Thi Ta ◽  
...  

The development of improved methods for the synthesis of monodisperse gold nanoparticles (Au NPs) is of high priority because they can be used as substrates for surface-enhanced Raman scattering (SERS) applications relating to biological lipids.


Talanta ◽  
2017 ◽  
Vol 174 ◽  
pp. 733-737 ◽  
Author(s):  
M. Asunción Alonso-Lomillo ◽  
Olga Domínguez-Renedo ◽  
Abraham Saldaña-Botín ◽  
M. Julia Arcos-Martínez

RSC Advances ◽  
2015 ◽  
Vol 5 (26) ◽  
pp. 19924-19932 ◽  
Author(s):  
Karuna A. Rawat ◽  
Hirakendu Basu ◽  
Rakesh Kumar Singhal ◽  
Suresh Kumar Kailasa

Schematic representation for the aggregation of unmodified Au NPs induced by four drugs (venlafaxine, imipramine, amlodipine, and alfuzosin).


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