Relaxation processes with various time constants generate a 1/ f spectrum when they are driven by a single random time series. Such simple processes may be the origin of the noise generated in some kinds of thin film resistors.
Relaxation spectrum of the TlSbSe2 thin films
β Scribed by D. Deger; K. Ulutas; S. Yildirim; N. Kalkan
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 274 KB
- Volume
- 404
- Category
- Article
- ISSN
- 0921-4526
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β¦ Synopsis
The dielectric constant and the dielectric loss of TlSbSe 2 thin films, obtained via thermal evaporation of TlSbSe 2 crystals grown by Stockber-Bridgman technique, have been measured using ohmic Al electrodes in the frequency range 0.2-100 KHz and within the temperature interval 293-353 K. The capacitance are found to decrease with increasing frequency and increase with increasing temperature. The activation energy values were evaluated too. A good agreement between the activation energy values obtained from capacitance and dielectric loss factor measurements has been observed.
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