A NiCo2S4@N/S–CeO2 composite as an electrocatalytic signal amplification label for aptasensing

2020 ◽  
Vol 8 (42) ◽  
pp. 14723-14731
Author(s):  
Lele Li ◽  
Liwei Yang ◽  
Si Zhang ◽  
Yuping Sun ◽  
Fen Li ◽  
...  
Keyword(s):  
Oxygen Reduction ◽  
Signal Amplification ◽  
Electrocatalytic Oxygen Reduction ◽  
Simultaneous Doping

Herein, we designed a NiCo2S4@N/S–CeO2 composite with amplified electrocatalytic oxygen reduction (OR) capability by the in situ growth of NiCo2S4 nanoparticles on CeO2 nanospheres with simultaneous doping of nitrogen and sulfur.

Turning on electrocatalytic oxygen reduction by creating robust Fe–Nx species in hollow carbon frameworks via in situ growth of Fe doped ZIFs on g-C3N4

Nanoscale ◽  
2020 ◽  
Vol 12 (9) ◽  
pp. 5601-5611 ◽  
Author(s):  
Guizhi Wang ◽  
Jiang Deng ◽  
Tingting Yan ◽  
Jianping Zhang ◽  
Liyi Shi ◽  
...  
Keyword(s):  
Oxygen Reduction ◽  
In Situ Growth ◽  
Turn On ◽  
Electrocatalytic Oxygen Reduction ◽  
Hollow Carbon

Robust Fe–Nx species in hollow carbon frameworks were in situ created to turn on electrocatalytic oxygen reduction.

Preparation of monodisperse ferrous nanoparticles embedded in carbon aerogels via in situ solid phase polymerization for electrocatalytic oxygen reduction

Nanoscale ◽  
2020 ◽  
Vol 12 (28) ◽  
pp. 15318-15324
Author(s):  
Wei Hong ◽  
Xin Feng ◽  
Lianqiao Tan ◽  
Aiming Guo ◽  
Bing Lu ◽  
...  
Keyword(s):  
Oxygen Reduction ◽  
Active Sites ◽  
Solid Phase ◽  
Reduction Reaction ◽  
Carbon Aerogels ◽  
Structured Materials ◽  
Nitrogen Doped ◽  
Electrocatalytic Oxygen Reduction ◽  
Nitrogen Doped Carbon

Core–shell structured materials constructed by using Fe/Fe3C cores and nitrogen doped carbon shells represent a type of promising non-precious oxygen reduction reaction (ORR) catalyst due to well-established active sites at the interface positions.

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