Colorimetric determination of copper(II) using a polyamine-functionalized gold nanoparticle probe

2015 ◽  
Vol 182 (9-10) ◽  
pp. 1677-1683 ◽  
Author(s):  
Yuanfu Zhang ◽  
Rui Li ◽  
Qingwang Xue ◽  
Haibo Li ◽  
Jifeng Liu
Keyword(s):  
Gold Nanoparticle ◽  
Colorimetric Determination ◽  
Determination Of Copper

Synthesis of 3,4-diaminobenzenethiol and its application in gold nanoparticle-based colorimetric determination of copper ions

RSC Advances ◽  
2016 ◽  
Vol 6 (107) ◽  
pp. 105119-105124 ◽  
Author(s):  
Chi Zhang ◽  
Li-Qiang Lu ◽  
Pan Deng ◽  
Xi-Ke Tian ◽  
Ming-Yang Liu ◽  
...  
Keyword(s):  
Gold Nanoparticle ◽  
Benzene Ring ◽  
Functional Groups ◽  
Copper Ions ◽  
Colorimetric Determination ◽  
Determination Of Copper

3,4-Diaminobenzenethiol can react with AuNPs via a strong covalent Au–S bond. The exposed amino functional groups on the benzene ring from neighboring AuNPs could bind to copper ions, resulting in AuNP aggregation.

Varnish polish functionalized paper as a new solid platform for colorimetric determination of copper (II) in water

2021 ◽  
pp. 1-20
Author(s):  
Doaa S. Al-Raimi ◽  
Khairia M. Al-Ahmary ◽  
Hesham M. Harbi ◽  
Basma G. Alhogbi ◽  
Manal A. Khoj ◽  
...  
Keyword(s):  
Colorimetric Determination ◽  
Determination Of Copper

A paper-based microfluidic analytical device combined with home-made SPE column for the colorimetric determination of copper(II) ion

Talanta ◽  
2019 ◽  
Vol 204 ◽  
pp. 518-524 ◽  
Author(s):  
Qijun Wu ◽  
Jiaqi He ◽  
Hu Meng ◽  
Yu Wang ◽  
Yu Zhang ◽  
...  
Keyword(s):  
Colorimetric Determination ◽  
Determination Of Copper ◽  
Analytical Device
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