A hydrazine-based unsymmetrical bis-imine-Schiff base as a chemosensor for turn-off fluorescence and naked-eye detection of Cu2+ ion: application in aqueous …

N Goswami, HP Gogoi, P Barman - Journal of Photochemistry and …, 2024 - Elsevier
A new hydrazine-based unsymmetrical bis-imine-Schiff base 1-((((5-bromothiophen-2-yl)
methylene) hydrazono) methyl) naphthalen-2-ol (L 1) was synthesized and characterized …

Eco-friendly fluorescent detection method for Cu2+ ions combined with smartphone-integrated paper strip sensors based on highly fluorescent 2-aminoterephthalic …

KF Kayani, AM Abdullah - Journal of Food Composition and Analysis, 2024 - Elsevier
The creation of smart, real-time sensing devices is crucial in food monitoring, though it
continues to be a major challenge. Here, we report an eco-friendly fluorescent detection …

A recyclable colorimetric sensor made of waste cotton fabric for the detection of copper ions

X Jiang, Z Zhao, YX Liao, C Tang, PL Tremblay… - Cellulose, 2022 - Springer
A large quantity of waste cotton fabric (WCF) generated every year in the world is either
incinerated or buried leading to pollution and resource wastes. Here, in order to develop a …

Emergent carbonized polymer dots as versatile featured nanomaterial for latent fingerprints, colorimetric sensor, and photocatalysis applications

CH Lin, N Dhenadhayalan, KC Lin - Materials Today Nano, 2022 - Elsevier
A facile and multifeatured nanomaterial 'carbon dots-incorporated polyethyleneimine
polymer dots'(CPPDs) was developed for the utilization in forensic and environmental …

An innovative colorimetric platform for the low-cost and selective identification of Cu (II), Fe (III), and Hg (II) using GQDs-DPA supported amino acids by microfluidic …

P Abdollahiyan, M Hasanzadeh, F Seidi… - Journal of …, 2021 - Elsevier
This study reports the synthesis of functional graphene quantum dots (GQDs) through the
thermal pyrolysis of D-penicillamine (DPA) and citric acid towards water treatment. For the …

A colorimetric and fluorometric dual-mode probe for Cu2+detection based on functionalized silver nanoparticles

G Yao, S Fang, P Yin, A Li, W Yang, H Wang… - … Science and Pollution …, 2023 - Springer
A novel colorimetric/fluorescent probe (AgNPs-GSH-Rh6G2) was prepared by linking silver
nanoparticles (AgNPs) with rhodamine 6G derivative (Rh6G2) using glutathione (GSH) as a …

Fluorescent and colorimetric dual-mode chemosensor for easy detection of Cu2+: Practical and smartphone-based application to test strip and water sample

O Batsaikhan, B Choi, H Nam, C Kim - Inorganica Chimica Acta, 2024 - Elsevier
A fluorescent and colorimetric dual-mode chemosensor HNHQ, based on the julolidine and
naphthol moieties, was synthesized. Compound HNHQ exhibited unique photophysical …

A novel colorimetric/fluorescent dual-signal probe based on silver nanoparticles functionalized with L-cysteine and rhodamine 6G derivatives for copper ion detection …

M Lu, Y Zhang, S Li, Y Zhang, S Fang, W Yang… - Environmental …, 2023 - Elsevier
The dual-signal probe utilizing functionalized silver nanoparticles (AgNPs) is a promising
sensing tool. Herein, a novel colorimetric/fluorescent dual-signal probe (AgNPs-L-Cys …

Aggregation induced emission enhancement (AIEE) receptor for the rapid detection of Cu2+ ions with in vivo studies in A549 and AGS gastric cancer cells

M Nelson, G Santhalingam, B Ashokkumar… - Microchemical …, 2023 - Elsevier
A unique naphthaldehyde-dipyrromethane based 'on-off'chemosensor DPN was
synthesized and utilized as a reversible AIE based fluorescent probe for the discerning …

[HTML][HTML] Fabrication of hydrophilic luminescent zinc oxide quantum dots for selective detection of copper ions and efficient inhibition of harmful fungi

X Yang, Z Li, N Liu, W Song, Q Sun, Y Xie - Arabian Journal of Chemistry, 2022 - Elsevier
In this study, we have successfully prepared surface modified zinc oxide quantum dots (M-
ZnO QDs) with ultra-stable fluorescence and excellent hydrophilicity through introducing (3 …