Journal ArticleDOI
Hydrothermal green synthesis of magnetic Fe3O4-carbon dots by lemon and grape fruit extracts and as a photoluminescence sensor for detecting of E. coli bacteria.
TLDR
Carbon dots were used as a non-toxic photoluminescence sensor for detecting of Escherichia coli (E. coli) bacteria and results show quenching of photolumscence of the CDs nanocomposite by increasing amount of E. coli bacteria.About:
This article is published in Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy.The article was published on 2018-10-05. It has received 194 citations till now. The article focuses on the topics: Photoluminescence.read more
Citations
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Journal ArticleDOI
Future Perspectives and Review on Organic Carbon Dots in Electronic Applications.
Maria Semeniuk,Zhihui Yi,Vida Poursorkhabi,Jimi Tjong,Shaffiq Jaffer,Zheng-Hong Lu,Mohini Sain,Mohini Sain +7 more
TL;DR: This review will focus on organic CDs synthesized using clean chemistry and conventional synthetic chemistry from organic sources and their fluorescence mechanisms, before outlining their performance in electronic applications, including organic photovoltaic devices, organic light-emitting devices, biosensors, supercapacitors, and batteries.
Journal ArticleDOI
Electro-spinning of cellulose acetate nanofibers/Fe/carbon dot as photoluminescence sensor for mercury (II) and lead (II) ions.
TL;DR: A novel magnetic nano-fibers as a rapid test sensor for detecting of mercury(II) and lead(II), and results show reduction in PL intensity by enhancing of toxic heavy metal ions.
Journal ArticleDOI
Photoluminescence carbon dot as a sensor for detecting of Pseudomonas aeruginosa bacteria: Hydrothermal synthesis of magnetic hollow NiFe2O4-carbon dots nanocomposite material
TL;DR: In this article, a green prepared photoluminescence sensor for detecting Pseudomonas aeruginosa bacteria, lead and mercury ions was presented, which is feasible for bio medial applications.
Journal ArticleDOI
Review on carbon dots in food safety applications
TL;DR: Although CDs have found many applications in food safety, it is still a challenge to detect a specific target in complex samples, so combination with other biochemistry technology to exploit novel ligands against the specific target with high binding affinity and selectivity is vitally important for developing sensitive and specific sensing probes in the future.
Journal ArticleDOI
Construction of biomass carbon dots based fluorescence sensors and their applications in chemical and biological analysis
TL;DR: In this paper, the authors focus on the application of sensors based on photoluminescence carbon dots (CDs) and summarize the sensor fabrication and quenching mechanisms of biomass CDs to various targets.
References
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Journal ArticleDOI
Graphene quantum dots: emergent nanolights for bioimaging, sensors, catalysis and photovoltaic devices
TL;DR: Recent developments in preparation of GQDs are discussed, focusing on the main two approaches (top-down and bottom-down).
Journal ArticleDOI
Carbon quantum dots: synthesis, properties and applications
Youfu Wang,Aiguo Hu +1 more
TL;DR: Carbon quantum dots (CQDs, C-dots or CDs) have found wide use in more and more fields during the last few years as discussed by the authors, focusing on their synthetic methods, size control, modification strategies, photoelectric properties, luminescent mechanism, and applications in biomedicine, optronics, catalysis and sensor issues.
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Fluorescent carbon nanoparticles derived from candle soot.
Haipeng Liu,Tao Ye,Chengde Mao +2 more
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An Electrochemical Avenue to Green-Luminescent Graphene Quantum Dots as Potential Electron-Acceptors for Photovoltaics
TL;DR: To facilitate the application of graphene in nanodevices and to effectively tune the bandgap of graphenes, a promising approach is to convert the 2D graphene sheets into 0D graphene quantum dots (GQDs).
Journal ArticleDOI
The population genetics of commensal Escherichia coli.
TL;DR: The population structure of commensal E. coli is described, the factors involved in the spread of different strains, how the bacteria can adapt to different niches and how a Commensal lifestyle can evolve into a pathogenic one are described.