Electrochemical aptasensor for detection of acetamiprid in vegetables with graphene aerogel-glutamic acid functionalized graphene quantum dot/gold nanostars as redox probe with catalyst

2019 ◽  
Vol 298 ◽  
pp. 126866 ◽  
Author(s):  
Chu Hongxia ◽  
Hu Ji ◽  
Li Zaijun ◽  
Li Ruiyi ◽  
Yang Yongqiang ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Glutamic Acid ◽  
Functionalized Graphene ◽  
Electrochemical Aptasensor ◽  
Graphene Aerogel ◽  
Redox Probe ◽  
Graphene Quantum Dot ◽  
Gold Nanostars

NiAg-graphene quantum dot-graphene hybrid with high oxidase-like catalytic activity for sensitive colorimetric detection of malathion

2021 ◽  
Author(s):  
Xu Dan ◽  
Ruiyi Li ◽  
Qinsheng Wang ◽  
Yongqiang Yang ◽  
Haiyan Zhu ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Graphene Oxide ◽  
Catalytic Activity ◽  
Quantum Dot ◽  
Colorimetric Detection ◽  
Graphene Quantum Dots ◽  
Functionalized Graphene ◽  
Graphene Quantum Dot ◽  
Nickel Silver

The paper reports the synthesis of nickel-silver-graphene quantum dot-graphene hybrid. Histidine-functionalized graphene quantum dots (His-GQDs) were bonded to graphene oxide (GO) and then combined with Ni2+ and Ag+ to form...

Sensitive and selective determination of trace amounts of mercury ions using dimercaprol functionalized graphene quantum dot modified glassy carbon electrode

Nanoscale ◽  
2021 ◽  
Author(s):  
Maria Esmaeili ◽  
Fatemeh Ahour ◽  
Sajjad Keshipour
Keyword(s):  
Electron Microscopy ◽  
Quantum Dot ◽  
Carbon Electrode ◽  
Functionalized Graphene ◽  
Mercury Ions ◽  
Modified Glassy Carbon Electrode ◽  
Graphene Quantum Dot ◽  
Selective Determination ◽  
Transmission Electron

A novel nanomaterial is synthesized based on the functionalization of graphene quantum dot with dimercaprol (GQD-DMC). Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), and high-resolution transmission electron microscopy...

Boron-doped and serine and histidine-functionalized graphene quantum dot with strong yellow fluorescence emission for highly sensitive detection of carbofuran in cucumber and cabbage

2021 ◽  
Author(s):  
Na Wang ◽  
Ruiyi Li ◽  
Qinsheng Wang ◽  
Yongqiang Yang ◽  
Nana Li ◽  
...  
Keyword(s):  
Quantum Dot ◽  
Graphene Quantum Dots ◽  
Fluorescence Emission ◽  
Functionalized Graphene ◽  
Yellow Fluorescence ◽  
Graphene Quantum Dot ◽  
Boron Doped ◽  
Highly Sensitive ◽  
Light Excitation ◽  
Highly Sensitive Detection

Weak fluorescence at visible light excitation limits many applications of graphene quantum dots. The paper reports synthesis of boron-doped and serine and histidine-functionalized graphene quantum dot (B-Ser-His-GQD). The resulting B-Ser-His-GQD...

Sign in / Sign up

Export Citation Format

Share Document