CoMn2O4 nanoparticles embed in graphene oxide aerogel with three-dimensional network for practical application prospects of oxytetracycline degradation

2021 ◽  
Vol 259 ◽  
pp. 118179
Author(s):  
Fujun Ren ◽  
Tong Wang ◽  
Haitao Liu ◽  
Desheng Liu ◽  
Rui Zhong ◽  
...  
2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Hongli Liu ◽  
Peng Wang ◽  
Wenjin Yuan ◽  
Hongyan Li

Abstract Phenolic resin (PR) was grafted onto the surface of graphene oxide (GO) through π–π conjugation and chemical bonding. After carbonization, organic compounds turned into carbon layers with a thickness of about 10 nm and coated on the surface of GO formed a core–shell structure. Besides, the adiabatic interface formed during organic carbonization can effectively connect the aerogels into a three-dimensional network. The optimum mass ratio of GO was determined to be 10 wt% in the preparation of the precursor aerogel. The adiabatic interfaces (carbon) between GO lamellae could effectively reduce the solid phase heat transfer in aerogels (thermal conductivity is 0.0457 W m−1 K−1). At the same time, the existence of GO also ensured better mechanical properties of GO/carbon composite aerogel (compressive strength is 2.43 MPa) compared with the pure carbon aerogel (1.52 MPa), demonstrating the excellent heat-shielding performance and mechanical property of GO/carbon aerogel.


2015 ◽  
Vol 88 (8) ◽  
pp. 768-778 ◽  
Author(s):  
Xiaoqing Guo ◽  
Lijun Qu ◽  
Shifeng Zhu ◽  
Mingwei Tian ◽  
Xiansheng Zhang ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (17) ◽  
pp. 9287-9292 ◽  
Author(s):  
Keqin Chen ◽  
Hui Gao ◽  
Dongdong Wang ◽  
Xiaolong Li ◽  
Deying Wang ◽  
...  

A detailed mechanism for the ferromagnetism and photoluminescence of a composite, reduced graphene oxide doped with terbium ions (rGO/Tb), is proposed.


2016 ◽  
Vol 8 (34) ◽  
pp. 22295-22300 ◽  
Author(s):  
Choong Sun Kim ◽  
Kyung Eun Lee ◽  
Jung-Min Lee ◽  
Sang Ouk Kim ◽  
Byung Jin Cho ◽  
...  

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