Stimuli responsive phthalocyanine-based fluorescent probes and photosensitizers

RCH Wong, PC Lo, DKP Ng - Coordination Chemistry Reviews, 2019 - Elsevier
Being a versatile class of functional dyes, phthalocyanines exhibit a range of intriguing
properties enabling them to find practical applications in various disciplines. In the field of …

Challenges and advances in quantum dot fluorescent probes to detect reactive oxygen and nitrogen species: a review

O Adegoke, PBC Forbes - Analytica chimica acta, 2015 - Elsevier
The pathological and physiological effects of reactive oxygen and nitrogen species
(ROS/RNS) have instigated increasing awareness in the scientific field with respect to the …

Photoelectrochemical sensor based on composite of CdTe and nickel tetra-amined phthalocyanine covalently linked with graphene oxide for ultrasensitive detection …

J Peng, Q Huang, Y Liu, P Liu, C Zhang - Sensors and Actuators B …, 2019 - Elsevier
A novel efficient photoelectrochemical (PEC) sensor was assembled for curcumin (Cur)
detection using 2-mercaptoacetic acid (TGA)-capped CdTe nanoparticles and nickel tetra …

Blue-light photoelectrochemical sensor based on nickel tetra-amined phthalocyanine-graphene oxide covalent compound for ultrasensitive detection of erythromycin

J Peng, Q Huang, W Zhuge, Y Liu, C Zhang… - Biosensors and …, 2018 - Elsevier
In this study, we developed a novel photoelectrochemical (PEC) sensor for the highly
sensitive detection of erythromycin by functionalising graphene oxide (GO) with nickel tetra …

Quantum dots

T Maxwell, MGN Campos, S Smith, M Doomra… - Nanoparticles for …, 2020 - Elsevier
Quantum dots (QDs) are semiconductor nanoparticles which exhibit size and composition-
dependent optical and electronic (optoelectronic) properties. QDs are ultrasmall, typically …

Electrogenerated chemiluminescence resonance energy transfer between luminol and CdSe@ ZnS quantum dots and its sensing application in the determination of …

YP Dong, TT Gao, Y Zhou, JJ Zhu - Analytical chemistry, 2014 - ACS Publications
In this work, electrogenerated chemiluminescence resonance energy transfer (ECL-RET)
between luminol as a donor and CdSe@ ZnS quantum dots (QDs) as an acceptor was …

Ratiometric and colorimetric probes with large stokes shift for sensing of exogenous hypochlorite in potato sprouts and industrial effluents

MA Assiri, MT Waseem, A Hamad, M Imran… - … Acta Part A: Molecular …, 2023 - Elsevier
Being one of the important reactive oxygen species (ROS), hypochlorite ions (ClO−) are
involved in the control of several pathological and physiological processes. However …

Fluorescence behavior of nanoconjugates of graphene quantum dots and zinc phthalocyanines

OJ Achadu, I Uddin, T Nyokong - Journal of Photochemistry and …, 2016 - Elsevier
Graphene quantum dots (GQDs) and zinc phthalocyanines interactions in different modes
(covalent and non-covalent) are reported in this study. GQDs were covalently attached to the …

In situ one-pot synthesis of graphitic carbon nitride quantum dots and its 2, 2, 6, 6-tetramethyl (piperidin-1-yl) oxyl derivatives as fluorescent nanosensors for ascorbic …

OJ Achadu, T Nyokong - Analytica chimica acta, 2017 - Elsevier
Graphitic carbon nitride quantum dots (gCNQDs) when alone or containing embedded 4-
amino-2, 2, 6, 6-tetramethyl (piperidin-1-yl) oxyl)(4-AT)(gCNQDs-4-AT (embedded)) were …

A “turn-off” photoluminescent sensor for H 2 O 2 detection based on a zinc oxide–graphene quantum dot (ZnO–GQD) nanocomposite and the role of amine in the …

RER Garza, SLR de Luna, GH Padrón… - RSC advances, 2023 - pubs.rsc.org
In this work, graphene quantum dots (GQD) were prepared through a hydrothermal process.
The photoluminescence (PL) emission spectrum for GQD prepared with high NH4OH …