scholarly journals Productive preparation of N-doped carbon dots from sodium lignosulfonate/melamine formaldehyde foam and its fluorescence detection of trivalent iron ions

RSC Advances ◽  
2021 ◽  
Vol 11 (39) ◽  
pp. 24038-24043
Author(s):  
Yong-Yan Pan ◽  
Wei-Ming Yin ◽  
Ran-Jun Meng ◽  
Yuan-Ru Guo ◽  
Ji-Guo Zhang ◽  
...  
Keyword(s):  
Carbon Source ◽  
Fluorescence Detection ◽  
Carbon Dots ◽  
Trivalent Iron ◽  
Iron Ions ◽  
Melamine Formaldehyde ◽  
Sodium Lignosulfonate ◽  
One Step ◽  
The Rich ◽  
Doped Carbon Dots

Taking advantage of the rich carbon source of waste foam, N-doped carbon dots were prepared by calcining sodium lignosulfonate/melamine formaldehyde foam in one step, which shows preferential fluorescence detection for iron ions.

Nitrogen-doped carbon dots as fluorescent probe for detection of curcumin based on the inner filter effect

RSC Advances ◽  
2015 ◽  
Vol 5 (115) ◽  
pp. 95054-95060 ◽  
Author(s):  
Qingyan Zhang ◽  
Caihong Zhang ◽  
Zengbo Li ◽  
Jinyin Ge ◽  
Chenzhong Li ◽  
...  
Keyword(s):  
Citric Acid ◽  
Carbon Source ◽  
Nitrogen Source ◽  
Carbon Dots ◽  
Inner Filter Effect ◽  
Nitrogen Doped ◽  
Filter Effect ◽  
One Step ◽  
Doped Carbon Dots ◽  
Nitrogen Doped Carbon

A facile, economical and green one-step hydrothermal method for N-doped CDs was presented by using citric acid as carbon source and urea as nitrogen source. The fluorescence of N-doped CDs quenched dramatically from curcumin via inner filter effect.

One-step synthesis of S,B co-doped carbon dots and their application for selective and sensitive fluorescence detection of diethylstilbestrol

2018 ◽  
Vol 42 (4) ◽  
pp. 2857-2864 ◽  
Author(s):  
Chunxi Zhao ◽  
Yang Jiao ◽  
Lei Zhang ◽  
Yaling Yang
Keyword(s):  
Fluorescence Detection ◽  
Carbon Dots ◽  
One Step ◽  
Doped Carbon Dots ◽  
Co Doped

S,B co-doped carbon dots were synthesized, and their application in the detection of diethylstilbestrol.

Easy synthesis of photoluminescent N-doped carbon dots from winter melon for bio-imaging

RSC Advances ◽  
2015 ◽  
Vol 5 (40) ◽  
pp. 31250-31254 ◽  
Author(s):  
Xin Feng ◽  
Yaoquan Jiang ◽  
Jingpeng Zhao ◽  
Miao Miao ◽  
Shaomei Cao ◽  
...  
Keyword(s):  
Carbon Source ◽  
Nitrogen Source ◽  
Hydrothermal Method ◽  
Carbon Dots ◽  
Bio Imaging ◽  
One Step ◽  
Doped Carbon Dots

An edible winter melon was utilized both as a carbon source and a nitrogen source to synthesise photoluminescent N-doped CDs 4.5–5.2 nm in size through an efficient one-step hydrothermal method.

scholarly journals Anchoring zinc-doped carbon dots on a paper-based chip for highly sensitive fluorescence detection of copper ions

The Analyst ◽  
2021 ◽  
Vol 146 (20) ◽  
pp. 6297-6305
Author(s):  
Qinglan Miao ◽  
Ji Qi ◽  
Yuanyuan Li ◽  
Xinxia Fan ◽  
Dongmei Deng ◽  
...  
Keyword(s):  
Fluorescence Detection ◽  
Carbon Dots ◽  
Active Sites ◽  
Copper Ions ◽  
Fluorescent Detection ◽  
Zn Doping ◽  
Highly Sensitive ◽  
Doped Carbon Dots

A novel paper-based chip that anchored zinc-doped carbon dots was constructed for sensitive and stable fluorescent detection of Cu2+. Zn doping increased the active sites for simplifying the modification of carbon dots.

Fast one-step synthesis of N-doped carbon dots by pyrolyzing ethanolamine

2014 ◽  
Vol 2 (36) ◽  
pp. 7477-7481 ◽  
Author(s):  
Xinwei Dong ◽  
Yanjie Su ◽  
Huijuan Geng ◽  
Zhongli Li ◽  
Chao Yang ◽  
...  
Keyword(s):  
Hydrogen Peroxide ◽  
Carbon Dots ◽  
High Yield ◽  
One Step ◽  
Doped Carbon Dots

N-doped CDs can be obtained directly with high yield by pyrolyzing ethanolamine in air within just 7 minutes with the assistance of hydrogen peroxide.

One step synthesis of N-doped carbon dots/hydroxyapatite:Eu,Gd composite with dual-emissive and solid-state photoluminescence

2020 ◽  
Vol 508 ◽  
pp. 144862 ◽  
Author(s):  
Qing Chang ◽  
Wei Xu ◽  
Qianqian Chen ◽  
Chaorui Xue ◽  
Ning Li ◽  
...  
Keyword(s):  
Solid State ◽  
Carbon Dots ◽  
One Step ◽  
Doped Carbon Dots

Fe3+ detection, bioimaging, and patterning based on bright blue-fluorescent N-doped carbon dots

The Analyst ◽  
2020 ◽  
Vol 145 (16) ◽  
pp. 5450-5457 ◽  
Author(s):  
Lin Li ◽  
Lihong Shi ◽  
Jing Jia ◽  
Dan Chang ◽  
Chuan Dong ◽  
...  
Keyword(s):  
Hydrothermal Treatment ◽  
Carbon Dots ◽  
Cellular Imaging ◽  
One Step ◽  
Doped Carbon Dots ◽  
Bright Blue

The bright blue fluorescent N-doped carbon dots (N-CDs) was successfully fabricated by one-step hydrothermal treatment of astragalus and was exploited for cellular imaging and patterning.

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