scholarly journals Hydrothermal synthesis of nitrogen-doped carbon quantum dots from lignin for formaldehyde determination

RSC Advances ◽  
2021 ◽  
Vol 11 (47) ◽  
pp. 29178-29185
Author(s):  
Ying Wang ◽  
Yushan Liu ◽  
Jin Zhou ◽  
Jinquan Yue ◽  
Mingcong Xu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Hydrothermal Synthesis ◽  
Hydrothermal Method ◽  
Schiff Bases ◽  
Blue Shift ◽  
Carbon Quantum Dots ◽  
Nitrogen Doped ◽  
Formaldehyde Determination ◽  
Rapid Reaction ◽  
Nitrogen Doped Carbon

A hydrothermal method for synthesis of lignin-based N-doped carbon quantum dots (NCQDs) proposes a mechanism for rapid reaction of NCQDs with formaldehyde to generate Schiff bases, which leads to enhanced FL emission and the observed blue shift.

scholarly journals Hydrothermal synthesis of nitrogen-doped carbon quantum dots from microcrystalline cellulose for the detection of Fe3+ ions in an acidic environment

RSC Advances ◽  
2017 ◽  
Vol 7 (70) ◽  
pp. 44144-44153 ◽  
Author(s):  
Peng Wu ◽  
Wei Li ◽  
Qiong Wu ◽  
Yushan Liu ◽  
Shouxin Liu
Keyword(s):  
Quantum Dots ◽  
Hydrothermal Synthesis ◽  
Microcrystalline Cellulose ◽  
Carbon Quantum Dots ◽  
Acidic Environment ◽  
Dynamic Quenching ◽  
Nitrogen Doped ◽  
Nitrogen Doped Carbon

Nitrogen-doped carbon quantum dots prepared with microcrystalline cellulose display excellent sensitivity to Fe3+via dynamic quenching in an acidic environment.

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