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Grain boundary scattering in silicon doped polycrystalline gallium nitride films prepared by rf sputtering

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Title Grain boundary scattering in silicon doped polycrystalline gallium nitride films prepared by rf sputtering
 
Creator Bhattacharyya, S R
Pal, A K
 
Subject Group III nitrides
Grain boundary
X-ray photoelectron spectroscopy
FTIR
 
Description 125-133
Silicon doped polycrystalline gallium nitride films have been deposited at temperatures ranging from 300 to 623 K on fused silica and silicon substrates by radio frequency sputtering technique. The films are characterized by optical measurements while the microstructural information is obtained from scanning electron microscopy and atomic force microscopy. X-ray photoelectron spectroscopy studies indicate compositional information in these films. The bonding environment in the film has been revealed from Fourier transformed infrared studies. Grain boundary parameters like density of trap states and barrier height are also evaluated.
 
Date 2009-02-19T04:23:46Z
2009-02-19T04:23:46Z
2009-02
 
Type Article
 
Identifier 0019-5596
http://hdl.handle.net/123456789/3185
 
Language en_US
 
Publisher CSIR
 
Source IJPAP Vol.47(2) [February 2009]