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Photoluminescence and Fluorescence Quenching of Graphene Oxide: A Review

open access: yesNanomaterials, 2022
In recent decades, photoluminescence (PL) material with excellent optical properties has been a hot topic. Graphene oxide (GO) is an excellent candidate for PL material because of its unique optical properties, compared to pure graphene. The existence of
Xinzhe Xiao   +4 more
doaj   +2 more sources

Tryptophan Fluorescence Quenching Assays for Measuring Protein-ligand Binding Affinities: Principles and a Practical Guide

open access: yesBio-Protocol, 2019
Tryptophan fluorescence quenching is a type of fluorescence spectroscopy used for binding assays. The assay relies on the ability to quench the intrinsic fluorescence of tryptophan residues within a protein that results from changes in the local ...
Anthony Yammine, Jinlong Gao, Ann Kwan
doaj   +2 more sources

Study on the fluorescence properties of the interaction between felodipine and bovine serum protein [PDF]

open access: yesE3S Web of Conferences, 2021
The interaction between felodipine and bovine serum protein was studied, the optimal experimental conditions were selected, and the fluorescence quenching mechanism was discussed. The interaction between filodipine and bovine serum protein was determined
Li Shuxian   +4 more
doaj   +1 more source

Ascorbic Acid-Caused Quenching Effect of Protein Clusteroluminescence Probe: The Fast Fluorescent Detection of Ascorbic Acid in Vegetables

open access: yesMolecules, 2023
It is interesting and meaningful to explore fluorescent probes for novel rapid detection methods. In this study, we discovered a natural fluorescence probe, bovine serum albumin (BSA), for the assay of ascorbic acid (AA).
Jiying Song   +4 more
doaj   +1 more source

Computational chemistry‐assisted design of hydrazine‐based fluorescent molecular rotor for viscosity sensors

open access: yesSmart Molecules, 2023
Deep understanding of the fluorescence quenching mechanisms of probes plays a crucial role in developing their practical applications. The fluorescence quenching mechanism of hydrazine‐based fluorescence probes needs to be clarified up to the present ...
Miao Dong   +7 more
doaj   +1 more source

Spectroscopic and Structural Analysis of Cu2+-Induced Fluorescence Quenching of ZsYellow

open access: yesBiosensors, 2020
Fluorescent proteins exhibit fluorescence quenching by specific transition metals, suggesting their potential as fluorescent protein-based metal biosensors. Each fluorescent protein exhibits unique spectroscopic properties and mechanisms for fluorescence
In Jung Kim, Yongbin Xu, Ki Hyun Nam
doaj   +1 more source

Development of Fluorescent Aptasensors Based on G-Quadruplex Quenching Ability for Ochratoxin A and Potassium Ions Detection

open access: yesBiosensors, 2022
G-quadruplexes have received significant attention in aptasensing due to their structural polymorphisms and unique binding properties. In this work, we exploited the fluorescence-quenching properties of G-quadruplex to develop a simple, fast, and ...
Cheng Yang   +6 more
doaj   +1 more source

Cobalt Detection Using Fluorescent Dye Layers

open access: yesEngineering Proceedings, 2022
In this paper, we report the preliminary results regarding the use of fluorescent dye calcein (C30H26N2O13) as a sensor for the detection of cobalt levels in aqueous solutions.
Fernando Arturo Armenta-Serna   +5 more
doaj   +1 more source

Dynamic and static quenching of 2-aminopurine fluorescence by the natural DNA nucleotides in solution

open access: yesMethods and Applications in Fluorescence, 2020
2-aminopurine (2AP) is a responsive fluorescent base analogue that is used widely as a probe of the local molecular environment in DNA. The ability of 2AP to report changes in local conformation and base-stacking interactions arises from the efficient ...
Kyle A. Paterson   +2 more
semanticscholar   +1 more source

Fluorescence Detection Characteristic of Heavy-metal Chromium Ions in Water by Photoluminescent Tungsten-oxide Cluster Material

open access: yesShipin gongye ke-ji, 2022
In this work, using Eu3+ embedded tungsten-oxygen cluster (compound 1) as the fluorescent probe material, the rapid and sensitive fluorescence detection of heavy metal Cr3+ ions in aqueous solution by compound 1 has been systematically studied.
Zhenwei WANG   +3 more
doaj   +1 more source

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