Surface-functionalized gold and silver nanoparticles for colorimetric and fluorescent sensing of metal ions and biomolecules

S Chatterjee, XY Lou, F Liang, YW Yang - Coordination Chemistry Reviews, 2022 - Elsevier
Surface-functionalized gold and silver nanoparticles, AuNPs and AgNPs for short, prepared
via the modification of organic chelating motifs by covalent or non-covalent bonds, represent …

Fluorescent, MRI, and colorimetric chemical sensors for the first-row d-block metal ions

H Zhu, J Fan, B Wang, X Peng - Chemical Society Reviews, 2015 - pubs.rsc.org
Transition metals (d-blocks) are recognized as playing critical roles in biology, and they most
often act as cofactors in diverse enzymes; however, improper regulation of transition metal …

Hydrolytically stable luminescent cationic metal organic framework for highly sensitive and selective sensing of chromate anions in natural water systems

W Liu, Y Wang, Z Bai, Y Li, Y Wang… - … applied materials & …, 2017 - ACS Publications
Effective detection of chromate anions in aqueous solution is highly desirable because of
their high solubility, environmental mobility, carcinogenicity, and bioaccumulation effect. A …

Revisiting the use of gold and silver functionalised nanoparticles as colorimetric and fluorometric chemosensors for metal ions

E Oliveira, C Núñez, HM Santos… - Sensors and Actuators B …, 2015 - Elsevier
In the last decade, metallic nanoparticles of noble metal ions as gold and silver have
received much attention mainly due to their colorimetric properties. These metallic …

Nanoparticle intervention for heavy metal detection: A review

P Shrivastava, VK Jain, S Nagpal - … Nanotechnology, Monitoring & …, 2022 - Elsevier
Heavy metals are one of the major factors which have been degrading our environment at a
tremendous rate which unfortunately exploits the natural resources. Major heavy metals …

Selective colorimetric detection of Cr (III) and Cr (VI) using gallic acid capped gold nanoparticles

C Dong, G Wu, Z Wang, W Ren, Y Zhang, Z Shen… - Dalton …, 2016 - pubs.rsc.org
A colorimetric assay is proposed for the selective detection of Cr (III) and Cr (VI) via the
aggregation-induced color change of gallic acid capped gold nanoparticles (GA-AuNPs) …

Selective colorimetric detection of nanomolar Cr (VI) in aqueous solutions using unmodified silver nanoparticles

A Ravindran, M Elavarasi, TC Prathna… - Sensors and Actuators B …, 2012 - Elsevier
In this study we present a colorimetric detection method for Cr (VI) in aqueous solution
based on as synthesized silver nanoparticles (Ag NPs) without surface functionalization. The …

Novel modified poly vinyl chloride blend membranes for removal of heavy metals from mixed ion feed sample

V Nayak, MS Jyothi, RG Balakrishna, M Padaki… - Journal of hazardous …, 2017 - Elsevier
Herein, an attempt has been made to prepare a novel membrane with good efficiency for
removal of heavy metal ions namely lead (Pb), cadmium (Cd) and chromium (Cr). 4-amino …