Humidity Sensing Properties of CdS Nanoparticles Synthesized by Chemical Bath Deposition Method

被引:35
作者
Demir, Ramazan [2 ,3 ]
Okur, Salih [1 ]
Seker, Mavise [1 ]
Zor, Muhsin [2 ]
机构
[1] Izmir Inst Technol, Fac Sci, Dept Phys, Izmir, Turkey
[2] Anadolu Univ, Fac Sci, Dept Phys, TR-26470 Eskisehir, Turkey
[3] Canakkale Onsekiz Mart Univ, Fac Sci & Art, Dept Phys, TR-17100 Canakkale, Turkey
关键词
CDS/CDTE SOLAR-CELLS; THIN-FILMS; ADSORPTION-KINETICS; QCM TECHNIQUE; PHOTOLUMINESCENCE; SPECTROSCOPY;
D O I
10.1021/ie1024276
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Thin films of CdS nanoparticles were synthesized by the chemical bath deposition (CBD) technique to investigate humidity response characteristics. The morphology and the crystal structure of CdS thin films were investigated by scanning electron microscopy (SEM) and X-ray diffraction (XRD), respectively. The quartz crystal microbalance (QCM) technique was used to measure the water vapor adsorption and desorption rates of CdS thin films. The dynamic Langmuir model was used to analyze the kinetics of the moisture adsorption and desorption process under relative humidity (RH) between 17 and 85% RH. Our results indicate that CdS thin films have a great affinity to humidity at room temperature.
引用
收藏
页码:5606 / 5610
页数:5
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