报道了银掺杂的半导体氧化物CuO-BaTiO3对CO2的敏感特性.分析了Ag掺杂量对CuO-BaTiO3灵敏度的影响.Ag掺杂量不仅影响CuO-BaTiO3对CO2是的灵敏度和工作温度,还影响材料在空气中的电阻值.通过适当量的Ag掺杂提高了CuO-BaTiO3的化学活性,增强了对CO2的吸附和反应,使传感器对CO2的灵敏度提高.银掺杂的CuO-BaTiO3传感器对CO2的检测范围为1.0×10-4到10%,最小检测浓度为1.0×10-4.还对银掺杂后的稳定性进行了分析.
参考文献
| [1] | Maruyama T;Ye X;Saito Y .Electromotive force of the CO- CO2- O2 concentration cell using Na2CO3 as a solid electrolyte at low oxygen partial pressures[J].Solid State Ionics,1986,23:113-117. |
| [2] | Maruyama T;Sasaki S;Saito Y .Potentiometric gas sensor for carbon dioxide using solid electrolytes[J].Solid State Ionics,1987,23:107-112. |
| [3] | Yamaki J;Egashira M;kada S .Voltage prediction from Coulomb potential created by atoms of spinel LiMn2O4 cathode active material for Li ion cells[J].Journal of Power Sources,2001,349:97-98. |
| [4] | Maruyama T;Ye X;Saito Y .Electromotive force of a CO- CO2 sensor in CO- CO2- H2- H2O atmospheres and simultaneous determination of partial pressures of CO and CO[J].Solid State Ionics,1987,24:281-287. |
| [5] | Y Saito Y;T Maruyama T .Recent developments of the sensors for carbon oxides using solid electrolytes[J].Solid State Ionics,1988,28-30:1644-1647. |
| [6] | YAO S;Shimizu Y;Miura N.Solid Electrolyte CO2 Sensor Using Binary Carbonate Electrode[J].Chemistry Letters,1990:2033-2036. |
| [7] | Imanaka N;Kawasato T;Adachi G.The Operating Tem- perature Lowering for CO2 Gas Sensor with a Lithium Con- ducting Solid Electrolyte[J].Chemistry Letters,1991:103-106. |
| [8] | YAO S;Hosohara S;Shimizu Y.CO2 Sensor Using NASICON and Li- based Binary Carbonate Electrode[J].Chemistry Letters,1991:2069-2072. |
| [9] | Wu X;Shimizu Y;Egashira M .Potential and Thermo- dynamics of Graphite Anode[J].Journal of the Electrochemical Society,1989,136:2892-2895. |
| [10] | ISHIHARA T;Kometani K;Hashida M.La2O3 - loaded SnO2 element as a CO2 gas sensor[J].Chemistry Letters,1990:1163-1166. |
| [11] | Shimizu Y;Komori K;Egashira M .Caroon dioxide sensor consistingof K2 CO3- Potyethylene glycol solution suppouted on porous ceramics[J].Journal of the Electrochemical Society,1989,136:2256-2260. |
| [12] | ISHIHARA T;Kometani K;Hashida M et al.Solid- State Gas Sensors: A Review[J].Journal of the Electrochemical Society,1991,138:173-176. |
| [13] | Egashira M;Takahashi H;kada S et al.Measurement of the electrochemical oxidation of organic electrolytes used in lithium batteries by microelectrode[J].Journal of Power Sources,2001,92:267. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%