scholarly journals Gas-Sensing Properties of Tin Oxide-Based Volatile Organic Compound Sensors for Total Volatile Organic Compound Gases

2009 ◽  
pp. 251 ◽  
2003 ◽  
Vol 785 ◽  
Author(s):  
Kouta Hosono ◽  
Ichiro Matsubara ◽  
Norimitsu Murayama ◽  
Shin Woosuck ◽  
Noriya Izu

ABSTRACTWe have prepared polypyrrole (PPy) / MoO3 nanohybrid thin films and evaluated their volatile organic compound (VOC) gas sensing properties. The (PPy)xMoO3 thin films have been prepared by intercalation reactions of highly oriented MoO3 thin films. Intercalation of hydrated sodium ions successfully proceeded without loosing the crystallographic orientation. The (PPy)xMoO3 thin films was obtained by replacing the hydrated sodium ions with PPy. The (PPy)xMoO3 thin films can detect formaldehyde gas by increasing in their electrical resistance, whereas they showed no response to toluene.


RSC Advances ◽  
2014 ◽  
Vol 4 (101) ◽  
pp. 57975-57982 ◽  
Author(s):  
Shufeng Xia ◽  
Huichao Zhu ◽  
Haitao Cai ◽  
Jiaqi Zhang ◽  
Jun Yu ◽  
...  

In the present work, single-phase CuO particles were synthesized by a hydrothermal method and characterized by SEM, TEM and XRD. The gas sensing properties of the CuO based sensor to some representative flammable VOC gases were investigated.


2005 ◽  
Vol 17 (2) ◽  
pp. 349-354 ◽  
Author(s):  
Kouta Hosono ◽  
Ichiro Matsubara ◽  
Norimitsu Murayama ◽  
Shin Woosuck ◽  
Noriya Izu

2012 ◽  
Vol 610-613 ◽  
pp. 1996-1999
Author(s):  
Xin Jia ◽  
Bo Yi

In this paper, the experimental data of CO, CO2 and total volatile organic compound (TVOC) concentration in a residential kitchen are presented. Based on them, a simulation software with friendly and simply operating interfaceis is developed on the platform of VC++. The distribution law of the contaminants is studied via the simulation results, and it is obvious that location of accumulation of the contaminants are highly relevant to the location of stove and closer to the walls. An addition natural air makeup system is proposed to improve indoor airenvironment in kitchens, the effection of the air makeup system is analyzed with exergy theory.


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