A “turn-on” fluorescent sensor for ultrasensitive detection of melamine based on a new fluorescence probe and AuNPs

The Analyst ◽  
2015 ◽  
Vol 140 (4) ◽  
pp. 1155-1160 ◽  
Author(s):  
Qiujun Lu ◽  
Jiangna Zhao ◽  
Shanyan Xue ◽  
Peng Yin ◽  
Youyu Zhang ◽  
...  
Keyword(s):  
Fluorescent Probe ◽  
Fluorescence Probe ◽  
Fluorescent Sensor ◽  
Fluorescence Sensor ◽  
Ultrasensitive Detection ◽  
Milk Samples ◽  
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A new fluorescence sensor for melamine was fabricated by combining a new fluorescent probe 7-(benzylamino)-9,9-dibutyl-9H-fluorene-2-carbaldehyde and AuNPs. This nanosensor has been applied to the determination of melamine in milk samples with satisfactory results.

A “turn-on” small molecule fluorescent sensor for the determination of Al3+ ion in real samples: theoretical calculations, and photophysical and electrochemical properties

2021 ◽  
Vol 45 (39) ◽  
pp. 18400-18411
Author(s):  
Süreyya Oğuz Tümay ◽  
Ahmet Şenocak ◽  
Arif Mermer
Keyword(s):  
Small Molecule ◽  
Fluorescent Sensor ◽  
Theoretical Calculations ◽  
Sample Analysis ◽  
Fluorescence Sensing ◽  
Paper Test ◽  
Real Samples ◽  
Real Sample Analysis ◽  
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The fluorescence sensing properties of a naphthalene-based acetohydrazide (3) were investigated. A highly selective “turn-on” response was obtained towards Al3+ ions, and this was used for real sample analysis and development of paper test strips.

A rapid and sensitive turn-on fluorescent probe for ascorbic acid detection based on carbon dots–MnO2 nanocomposites

2017 ◽  
Vol 9 (38) ◽  
pp. 5653-5658 ◽  
Author(s):  
Yalei Hu ◽  
Lin Zhang ◽  
Xin Geng ◽  
Jia Ge ◽  
Haifang Liu ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Fluorescent Probe ◽  
Carbon Dots ◽  
Turn On ◽  
Specific Determination ◽  
Ascorbic Acid Detection

A rapid turn-on fluorescent probe is proposed for the sensitive and specific determination of ascorbic acid based on carbon dots–MnO2 nanocomposites.

scholarly journals A novel and fast responsive turn-on fluorescent probe for the highly selective detection of Cd2+ based on photo-induced electron transfer

RSC Advances ◽  
2019 ◽  
Vol 9 (62) ◽  
pp. 36011-36019 ◽  
Author(s):  
Meng-Xia Huang ◽  
Cai-Hua Lv ◽  
Qing-Da Huang ◽  
Jia-Ping Lai ◽  
Hui Sun
Keyword(s):  
Electron Transfer ◽  
Fluorescent Probe ◽  
Fluorescence Probe ◽  
Selective Detection ◽  
Turn On ◽  
Highly Sensitive ◽  
Photo Induced Electron Transfer

A novel, highly sensitive and fast responsive turn-on fluorescence probe ADMPA for Cd2+ was successfully developed based on 2,9-dimethyl-1,10-phenanthroline and o-aminophenol.

Merocyanine-based turn-on fluorescent probe for the sensitive and selective determination of thiophenols via a pKa shift mechanism

Talanta ◽  
2020 ◽  
Vol 216 ◽  
pp. 120965
Author(s):  
Shengrui Zhang ◽  
Qin Wang ◽  
Fangfang Wu ◽  
Jiajun Yang ◽  
Tianyi Cheng ◽  
...  
Keyword(s):  
Fluorescent Probe ◽  
Selective Determination ◽  
Turn On ◽  
Pka Shift

A dihydrazone based “turn–on” fluorescent probe for selective determination of Al3+ ions in aqueous ethanol

2017 ◽  
Vol 238 ◽  
pp. 128-137 ◽  
Author(s):  
Divya Pratap Singh ◽  
Romi Dwivedi ◽  
Ashish Kumar Singh ◽  
Biplob Koch ◽  
Priya Singh ◽  
...  
Keyword(s):  
Fluorescent Probe ◽  
Aqueous Ethanol ◽  
Selective Determination ◽  
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A selective fluorescent probe based on bis-Schiff base for “turn-on” detection of Al3+and cysteine by different mechanisms

RSC Advances ◽  
2016 ◽  
Vol 6 (30) ◽  
pp. 25420-25426 ◽  
Author(s):  
Yang Li ◽  
Caiyun Liao ◽  
Shanshan Huang ◽  
Hui Xu ◽  
Baozhan Zheng ◽  
...  
Keyword(s):  
Schiff Base ◽  
Fluorescent Probe ◽  
Fluorescent Sensor ◽  
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A novel fluorescent sensorLbased on phenolphthalein derivative bis-Schiff base for “turn-on” detection of Al3+and cysteine on different mechanisms.

A highly selective and sensitive fluorescence sensor for the detection of apigenin based on nitrogen doped carbon dots and its application in cell imaging

2017 ◽  
Vol 9 (45) ◽  
pp. 6379-6385 ◽  
Author(s):  
Jing Li ◽  
Jinping Song ◽  
Xiaomin Liang ◽  
Qi Ma ◽  
Lazhen Shen ◽  
...  
Keyword(s):  
Carbon Dots ◽  
Cell Imaging ◽  
Fluorescent Sensor ◽  
Fluorescence Sensor ◽  
Nitrogen Doped ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

This work proposes a simple fluorescent sensor and method for the determination of apigenin in celery based on N-doped carbon dots.

A highly selective turn-on fluorescent sensor for fluoride and its application in imaging of living cells

2014 ◽  
Vol 38 (12) ◽  
pp. 6198-6204 ◽  
Author(s):  
Jiun-Ting Yeh ◽  
Parthiban Venkatesan ◽  
Shu-Pao Wu
Keyword(s):  
Fluorescent Probe ◽  
Fluorescence Enhancement ◽  
Fluorescent Sensor ◽  
Living Cells ◽  
Green Fluorescence ◽  
Turn On ◽  
Highly Sensitive

A highly sensitive and selective fluorescent probe (FS) is based on a fluoride-specific desilylation reaction to yield a significant green fluorescence enhancement.

A real-time fluorescent sensor specific to Mg2+: crystallographic evidence, DFT calculation and its use for quantitative determination of magnesium in drinking water

2015 ◽  
Vol 44 (6) ◽  
pp. 2755-2762 ◽  
Author(s):  
Guangwen Men ◽  
Chunrong Chen ◽  
Shitong Zhang ◽  
Chunshuang Liang ◽  
Ying Wang ◽  
...  
Keyword(s):  
Drinking Water ◽  
Quantitative Determination ◽  
Real Time ◽  
Dft Calculation ◽  
Fluorescent Sensor ◽  
Turn On ◽  
Quantitative Monitoring ◽  
Fluorescence Turn On

An “off-the-shelf” fluorescence “turn-on” Mg2+ chemosensor BCSA has been developed for real-time quantitative monitoring of magnesium in drinking water.

Ultrasensitive detection of aliphatic nitro-organics based on “turn-on” fluorescent sensor array

2015 ◽  
Vol 59 (1) ◽  
pp. 89-94 ◽  
Author(s):  
Chen Wang ◽  
Heng Zhang ◽  
Li Tian ◽  
Wei Zhu ◽  
Yue Lan ◽  
...  
Keyword(s):  
Sensor Array ◽  
Fluorescent Sensor ◽  
Ultrasensitive Detection ◽  
Turn On
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