Determination of L-ascorbic Acid by Carbon Quantum Dot/Eosin Y Ratiometric Fluorescence Probe

2020 ◽  
Vol 41 (3) ◽  
pp. 331-338
Author(s):  
武文波 WU Wen-bo ◽  
张越诚 ZHANG Yue-cheng ◽  
李承佳 LI Cheng-jia ◽  
马红燕 MA Hong-yan ◽  
杨晓军 YANG Xiao-jun
Keyword(s):  
Ascorbic Acid ◽  
Quantum Dot ◽  
Fluorescence Probe ◽  
Eosin Y ◽  
Ratiometric Fluorescence ◽  
Carbon Quantum Dot

Preparation of polyacrylonitrile nanofibers decorated by N-doped carbon quantum dots: application as a fluorescence probe for determination of Cr(vi)

2018 ◽  
Vol 42 (23) ◽  
pp. 18765-18772 ◽  
Author(s):  
Tayyebeh Madrakian ◽  
Amir Hossein Mohammadzadeh ◽  
Somayeh Maleki ◽  
Abbas Afkhami
Keyword(s):  
Quantum Dots ◽  
Quantum Dot ◽  
Fluorescence Probe ◽  
Carbon Quantum Dots ◽  
New Method ◽  
Carbon Quantum Dot

This study presents a new method to synthesize a fluorescence probe using an N-doped carbon quantum dot decorated polyacrylonitrile nanofiber (N-CQD@NF) nanocomposite.

Boric acid functionalized ratiometric fluorescence probe for sensitive and on-site naked eye determination of dopamine based on two different kinds of quantum dots

RSC Advances ◽  
2016 ◽  
Vol 6 (76) ◽  
pp. 72715-72721 ◽  
Author(s):  
Yeqing Xu ◽  
Xiao Wei ◽  
Hongji Li ◽  
Xudong Zheng ◽  
Kai Lu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Fluorescence Probe ◽  
Carbon Quantum Dots ◽  
Eye Detection ◽  
Ratiometric Fluorescence ◽  
Dual Emission ◽  
Naked Eye ◽  
Aminophenylboronic Acid ◽  
Naked Eye Detection

A simple dual-emission probe based on 3-aminophenylboronic acid functionalized CdTe quantum dots (QDs) and carbon quantum dots (CQDs) was developed for the on-site naked eye detection of dopamine (DA).

A nitrogen doped carbon quantum dot-enhanced chemiluminescence method for the determination of Mn2+

2018 ◽  
Vol 10 (5) ◽  
pp. 541-547 ◽  
Author(s):  
Junmei Zhang ◽  
Xiaoxia Chen ◽  
Yue Li ◽  
Suqin Han ◽  
Yao Du ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Ascorbic Acid ◽  
Ultrasonic Method ◽  
Carbon Quantum Dots ◽  
Chemiluminescence Method ◽  
Nitrogen Doped ◽  
Carbon Quantum Dot ◽  
Enhanced Chemiluminescence ◽  
Nitrogen Doped Carbon

Nitrogen doped carbon quantum dots (NCQDs) were synthesized via an ultrasonic method with ascorbic acid as the carbon source and ammonia as the nitrogen source.

scholarly journals Carbon Quantum Dot-Modified Carbon Paste Electrode-Based Sensor for Selective and Sensitive Determination of Adrenaline

ACS Omega ◽  
2019 ◽  
Vol 4 (4) ◽  
pp. 7903-7910 ◽  
Author(s):  
S. Sharath Shankar ◽  
Rayamarakkar M. Shereema ◽  
Vishnu Ramachandran ◽  
T. V. Sruthi ◽  
V. B. Sameer Kumar ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Carbon Paste Electrode ◽  
Modified Carbon Paste Electrode ◽  
Carbon Paste ◽  
Carbon Quantum Dot ◽  
Sensitive Determination ◽  
Paste Electrode

Mn-doped ZnS quantum dots with a 3-mercaptopropionic acid assembly as a ratiometric fluorescence probe for the determination of curcumin

RSC Advances ◽  
2015 ◽  
Vol 5 (28) ◽  
pp. 21504-21510 ◽  
Author(s):  
Xiaojuan Zhao ◽  
Fengxia Li ◽  
Qingyan Zhang ◽  
Zengbo Li ◽  
Yehong Zhou ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Quantum Dots ◽  
Fluorescence Probe ◽  
Ratiometric Fluorescence ◽  
Mercaptopropionic Acid ◽  
Mn Doped

Mn-doped ZnS quantum dots capped with 3-mercaptopropionic acid (MPA) were synthesized by a facile method in aqueous solution as a ratiometric fluorescent (I590 nm/I458 nm) probe for curcumin.

A ratiometric fluorescence strategy based on polyethyleneimine surface-modified carbon dots and Eosin Y for ultrasensitive determination of protamine and trypsin.

The Analyst ◽  
2022 ◽  
Author(s):  
Wenying Sun ◽  
Feng Zhang ◽  
Mengke Wang ◽  
Nan Wang ◽  
Guannan Wang ◽  
...  
Keyword(s):  
Electrostatic Interaction ◽  
Carbon Dots ◽  
Detection System ◽  
Fluorescence Emission ◽  
Eosin Y ◽  
Ratiometric Fluorescence ◽  
Surface Modified ◽  
Emission Detection ◽  
Positively Charged

In this work, we established a novel and ultrasensitive dual-signal fluorescence emission detection system of protamine and trypsin based on the electrostatic interaction between polyethyleneimine (PEI) surface-modified positively charged carbon...

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