A 2D/2D graphitic carbon nitride/N-doped graphene hybrid as an effective polysulfide mediator in lithium–sulfur batteries

2019 ◽  
Vol 3 (9) ◽  
pp. 1807-1815 ◽  
Author(s):  
Junsheng Ma ◽  
Mingpeng Yu ◽  
Huanyu Ye ◽  
Hongquan Song ◽  
Dongxue Wang ◽  
...  

A heterostructured host composed of porous g-C3N4 and N-doped graphene was fabricated by a template-free strategy. The hybrid display excellent cyclability and high coulombic efficiency due to the enhanced polysulfide anchoring-conversion capability.

2019 ◽  
Vol 7 (10) ◽  
pp. 5324-5332 ◽  
Author(s):  
Mao Wu ◽  
Yansheng Gong ◽  
Tao Nie ◽  
Jin Zhang ◽  
Rui Wang ◽  
...  

Nanocage-like 3D porous graphitic carbon nitride (g-C3N4) with a high surface area and nitrogen defects was successfully prepared via a novel, template-free, cost-effective and hydrothermal-copolymerization route.


2016 ◽  
Vol 52 (8) ◽  
pp. 1725-1728 ◽  
Author(s):  
Xiaorui Fu ◽  
Xiaofei Hu ◽  
Zhenhua Yan ◽  
Kaixiang Lei ◽  
Fujun Li ◽  
...  

Porous graphitic carbon nitride/carbon composite spheres synthesized from glucose, melamine and cyanuric acid precursors via a template-free route efficiently catalyze the electrochemical oxygen reduction.


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