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Robust room temperature persistent photoconductivity in polycrystalline indium oxide films
 

Summary: Robust room temperature persistent photoconductivity in polycrystalline
indium oxide films
A. Dixit,1
Raghava P. Panguluri,1
C. Sudakar,1
P. Kharel,1
P. Thapa,1
I. Avrutsky,1,2
R. Naik,1
G. Lawes,1
and B. Nadgorny1,a
1
Department of Physics and Astronomy, Wayne State University, Detroit, Michigan 48201, USA
2
Department of Electrical and Computer Engineering, Wayne State University,
Detroit Michigan 48202, USA
Received 11 May 2009; accepted 4 June 2009; published online 23 June 2009
We have investigated the effects of UV irradiation on the electrical and optical properties of
polycrystalline In2O3 films. We found that UV illumination at a peak wavelength of 365 nm leads
to a sharp drop in resistance and increase in carrier concentration. This highly conductive state

  

Source: Avrutsky, Ivan - Department of Electrical and Computer Engineering, Wayne State University

 

Collections: Engineering