Reduced graphene oxide decorated with CuO–ZnO hetero-junctions: towards high selective gas-sensing property to acetone

2014 ◽  
Vol 2 (43) ◽  
pp. 18635-18643 ◽  
Author(s):  
Chao Wang ◽  
Junwu Zhu ◽  
Shiming Liang ◽  
Huiping Bi ◽  
Qiaofeng Han ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Zno Nanoparticles ◽  
Gas Sensing ◽  
Ternary Composite ◽  
Sensing Properties ◽  
Reduced Graphene

The CuO–ZnO/rGO ternary composite is successfully prepared, in which valid p–n junctions exist between CuO and ZnO nanoparticles with the aid of rGO sheets. The presence of p–n junctions enables such a composite to possess outstanding sensing properties to acetone.

Tuning gas-sensing properties of reduced graphene oxide using tin oxide nanocrystals

2012 ◽  
Vol 22 (22) ◽  
pp. 11009 ◽  
Author(s):  
Shun Mao ◽  
Shumao Cui ◽  
Ganhua Lu ◽  
Kehan Yu ◽  
Zhenhai Wen ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Tin Oxide ◽  
Gas Sensing ◽  
Sensing Properties ◽  
Reduced Graphene ◽  
Gas Sensing Properties

The influence of oxygen functional groups on gas-sensing properties of reduced graphene oxide (rGO) at room temperature

RSC Advances ◽  
2016 ◽  
Vol 6 (57) ◽  
pp. 52339-52346 ◽  
Author(s):  
X. Wang ◽  
X. Li ◽  
Y. Zhao ◽  
Y. Chen ◽  
J. Yu ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Functional Groups ◽  
Room Temperature ◽  
Gas Sensing ◽  
Sensing Properties ◽  
Oxygen Functional Groups ◽  
Reduced Graphene ◽  
Gas Sensing Properties

Three methods were used to prepare reduced graphene oxide (rGO) with various ratios of oxygen functional groups, such as –OOH, –OH and CO, to study their effects on the NO2 sensing properties at room temperature.

ZnO nanoflowers with single crystal structure towards enhanced gas sensing and photocatalysis

2015 ◽  
Vol 17 (45) ◽  
pp. 30300-30306 ◽  
Author(s):  
Sha Zhang ◽  
Hsueh-Shih Chen ◽  
Katarzyna Matras-Postolek ◽  
Ping Yang
Keyword(s):  
Crystal Structure ◽  
Graphene Oxide ◽  
Single Crystal ◽  
Reduced Graphene Oxide ◽  
Zno Nanoparticles ◽  
Photocatalytic Performance ◽  
Gas Sensing ◽  
High Crystallinity ◽  
Reduced Graphene ◽  
Average Size

Single crystal ZnO nanoflowers composed of small ZnO nanoparticles with high crystallinity and grown along the {100} facet with an average size of 60 nm have a much better gas sensing response. ZnO–reduced graphene oxide (RGO) composites showed enhanced photocatalytic performance.

Synthesis of hollow tubular reduced graphene oxide/SnO2 composites and their gas sensing properties

2017 ◽  
Vol 209 ◽  
pp. 102-105 ◽  
Author(s):  
Jing Guo ◽  
Xin Liu ◽  
Haomeng Wang ◽  
Wenjun Sun ◽  
Jianbo Sun
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Gas Sensing ◽  
Sensing Properties ◽  
Reduced Graphene ◽  
Gas Sensing Properties
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