One-step ratiometric fluorescence sensing of ascorbic acid in food samples by Carbon dots-referenced lanthanide probe

2021 ◽  
pp. 113261
Author(s):  
Xiaolin Tian ◽  
Zhefeng Fan
Keyword(s):  
Ascorbic Acid ◽  
Carbon Dots ◽  
Food Samples ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
One Step ◽  
Ratiometric Fluorescence Sensing

Facile synthesis of red dual-emissive carbon dots for ratiometric fluorescence sensing and cellular imaging

Nanoscale ◽  
2020 ◽  
Vol 12 (9) ◽  
pp. 5494-5500 ◽  
Author(s):  
Yang Hu ◽  
Zhengbiao Yang ◽  
Xuan Lu ◽  
Jiazhuang Guo ◽  
Rui Cheng ◽  
...  
Keyword(s):  
Hydrothermal Treatment ◽  
Carbon Dots ◽  
Cellular Imaging ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Facile Synthesis ◽  
Dual Emission ◽  
Ratiometric Fluorescence Sensing

Carbon dots synthesized by the hydrothermal treatment of dicyandiamide and o-phenylenediamine in dilute H2SO4 exhibit efficient excitation-independent red dual-emission useful for ratiometric fluorescence sensing and cellular imaging.

A dual-emitting mixed-lanthanide MOF with high water-stability for ratiometric fluorescence sensing of Fe3+ and ascorbic acid

2021 ◽  
Author(s):  
Haihuan Yu ◽  
Qun Liu ◽  
Jiao Li ◽  
Zhong-Min Su ◽  
Xiao Li ◽  
...  
Keyword(s):  
Ascorbic Acid ◽  
Color Change ◽  
High Water ◽  
Fluorescence Sensor ◽  
Aqueous Environment ◽  
Water Stability ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Ratiometric Fluorescence Sensing

A novel Eu0.07Gd0.03-MOF with high water stability, which can serve as ratiometric fluorescence sensor for “color-change-recover” detection of Fe3+ and ascorbic acid in an aqueous environment.

Carbon dots doped lanthanide coordination polymer nanocomposite as ratiometric fluorescent probe for the sensitive detection of alkaline phosphatase activity

The Analyst ◽  
2021 ◽  
Author(s):  
Weidi Sun ◽  
Xue Han ◽  
Fengli Qu ◽  
Rong-Mei Kong ◽  
Zilong Zhao
Keyword(s):  
Alkaline Phosphatase ◽  
Coordination Polymer ◽  
Polymer Nanocomposite ◽  
Activity Analysis ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Lanthanide Coordination Polymer ◽  
Stimulus Responsive ◽  
Ratiometric Fluorescence Sensing ◽  
Ratiometric Fluorescent Probe

Developing sensitive methods for alkaline phosphatase (ALP) activity analysis is an important analytical topic. Based on the stimulus-responsive lanthanide coordination polymer, a simple ratiometric fluorescence sensing strategy was proposed to...

Redox-induced target-dependent ratiometric fluorescence sensing strategy and logic gate operation for detection of α-glucosidase activity and its inhibitor

2021 ◽  
Author(s):  
Xucan Yuan ◽  
Yi Sun ◽  
Pengfei Zhao ◽  
Longshan Zhao ◽  
Zhili Xiong
Keyword(s):  
Redox Reaction ◽  
Logic Gate ◽  
Sensitive Detection ◽  
Ratiometric Fluorescence ◽  
Fluorescence Sensing ◽  
Gate Operation ◽  
Glucosidase Activity ◽  
Highly Sensitive ◽  
Highly Sensitive Detection ◽  
Ratiometric Fluorescence Sensing

A target-dependent ratiometric fluorescence sensing strategy was designed and fabricated based on redox reaction for highly sensitive detection of α-glucosidase (α-Glu) activity and its inhibitor. In this study, silicon quantum...

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