Facile synthesis of polyaniline/carbon dot nanocomposites and their application as a fluorescent probe to detect mercury

RSC Advances ◽  
2015 ◽  
Vol 5 (52) ◽  
pp. 41914-41919 ◽  
Author(s):  
Xiufang Wang ◽  
Jun Zhang ◽  
Wensheng Zou ◽  
Runxia Wang

Novel polyaniline/carbon dot nanocomposites have been synthesized using a simple method, and a PANI/Cdot “off–on” fluorescent probe has been constructed for the simple, ultrasensitive and selective detection of Hg2+ in aqueous media.

The Analyst ◽  
2014 ◽  
Vol 139 (12) ◽  
pp. 2986-2989 ◽  
Author(s):  
Jiyoung Kim ◽  
Youngmi Kim

A water-soluble sulfonate-BODIPY dye1was developed for the selective detection of HOCl/OCl−in aqueous buffer solution. The probe, which displays extremely weak fluorescence owing to efficient photoinduced electron transfer (PeT) from the pendant catechol donor, responds to HOCl/OCl−through a dramatic enhancement of its fluorescence intensity.


RSC Advances ◽  
2019 ◽  
Vol 9 (51) ◽  
pp. 29856-29863 ◽  
Author(s):  
Suman Srivastava ◽  
Neha Thakur ◽  
Ashutosh Singh ◽  
Poonam Shukla ◽  
Vipin Kumar Maikhuri ◽  
...  

A new fluorescent sensor 5 having fused imidazopyridine scaffold has been synthesized via cascade cyclization. It exhibits highly sensitive and selective detection of Fe3+ (‘turn-on’) and Hg2+ (‘turn-off’) in vitro and in HeLa cells.


RSC Advances ◽  
2016 ◽  
Vol 6 (78) ◽  
pp. 74389-74393 ◽  
Author(s):  
Singming Chan ◽  
Qinghua Li ◽  
Hoyin Tse ◽  
Albert W. M. Lee ◽  
N. K. Mak ◽  
...  

Rhodamine-based turn-on fluorescent probe FIS1 for selective detection of Fe3+ in aqueous media and live cell environment has been developed.


2020 ◽  
Vol 49 (22) ◽  
pp. 7459-7466 ◽  
Author(s):  
Shuvankar Dey ◽  
Anshu Kumar ◽  
Pradip Kumar Mondal ◽  
Krunal M. Modi ◽  
Deepak Chopra ◽  
...  

An oxacalix[4]arene-Ce(iii) complex viz. L–Ce(III) has been introduced for the selective detection of As(v) and Cr(vi) oxyanions in aqueous medium.


RSC Advances ◽  
2016 ◽  
Vol 6 (13) ◽  
pp. 10266-10271 ◽  
Author(s):  
Xueyi Sun ◽  
Yu Wang ◽  
Xiahe Deng ◽  
Junfang Zhang ◽  
Zhao Zhang

Based on the internal charge transfer (ICT) mechanism, a novel colorimetric and ratiometric fluorescent probe was developed for highly selective and sensitive detection of cyanide ion in aqueous media.


2021 ◽  
Author(s):  
Chumki Dalal ◽  
Anjali Kumari Garg ◽  
Sumit Kumar Sonkar

Selective and sensitive detection of dopamine in presence of other interfering biomolecules using β-cyclodextrin-capped ZnO-doped carbon dot.


2021 ◽  
Author(s):  
Xu Chu ◽  
Yan Cao

Silicon-hybrid carbon dot (Si-CD) was synthesized using the rice husk as a raw material via the carbonization and further acid-cutting method. The as-prepared Si-CD can be well dispersed in water...


Molecules ◽  
2016 ◽  
Vol 21 (8) ◽  
pp. 1023 ◽  
Author(s):  
Risong Na ◽  
Meiqing Zhu ◽  
Shisuo Fan ◽  
Zhen Wang ◽  
Xiangwei Wu ◽  
...  

2015 ◽  
Vol 7 (1) ◽  
pp. 107-114 ◽  
Author(s):  
Zhen Zhang ◽  
Chengquan Deng ◽  
Liesu Meng ◽  
Yan Zheng ◽  
Xiaomei Yan

A rhodamine hydrazide-based fluorescent probe was developed for sensitive and selective detection of HOCl in aqueous media and living cells.


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