采用压片法制备了以Ag/AgCl为工作电极,MnO2为参比电极的氯离子传感器.并且对传感器进行了长期稳定性试验、能斯特方程测试、温度试验、离子干扰试验和恒电流极化试验.结果表明,氯离子传感器稳定性良好,能斯特方程线性相关性强.温度对传感器工作性能影响不大,但是其他离子的存在对传感器电位值有一定影响.恒定流极化试验表明氯离子传感器抵抗极化能力较差.
参考文献
[1] | ISAO S;HIROYUKI K;MASAYUKI I .{?}Improvement in the long-term stability of screen-printed planar type solid state Ag/AgCl reference electrode by introducing poly(dimethylsiloxane) liquid juction[J].Electrochimica Acta,2011,58:528-531. |
[2] | SUZUKI H;SUGAMA A;KOJIMA N.Micromach ined clark oxygen electrode[J].Sensors and Actuators,1993(B10):91-98. |
[3] | S. Muralidharan;T.-H. Ha;J.-H. Bae .Electrochemical studies on the solid embeddable reference sensors for corrosion monitoring in concrete structure[J].Materials Letters,2006(5):651-655. |
[4] | THANGAVEL K;RENGASAMY N S .Relationship between chloride/hydride and corrosion rate of steel in concrete[J].Cement and Concrete Composites,1998,20(4):283-292. |
[5] | G. de Vera;M.A. Climent;C. Anton;A. Hidalgo;C. Andrade .Determination of the selectivity coefficient of a chloride ion selective electrode in alkaline media simulating the cement paste pore solution[J].Journal of Electroanalytical Chemistry: An International Journal Devoted to All Aspects of Electrode Kinetics, Interfacial Structure, Properties of Electrolytes, Colloid and Biological Electrochemistry,2010(1/2):43-49. |
[6] | ATKINS C P;SCANTLEBURY J D;NEDWELL P J et al.Monitoring chloride concentrations in hardened cement pastes using ion selective electrodes[J].Cement and Concrete Research,1996,26(2):319-324. |
[7] | M. F. Montemor;A. M. P. Simoes;M. G. S. Ferreira .Chloride-induced corrosion on reinforcing steel: from the fundamentals to the monitoring techniques[J].Cement & concrete composites,2003(4/5):491-502. |
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%