Presentation 2010-10-29
Estimation of nitride layer thickness and characterization of the interface between SiC and nitride layer prepared by direct nitridation
Shin-ichiro SUZUKI, Yusuke MURATA, Mitsunori HENMI, Tomohiko YAMAKAMI, Rinpei HAYASHIBE, Kiichi KAMIMURA,
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Abstract(in English) A nitride layer was formed on a SiC surface by direct nitridation in N_2 or NH_3. The surface was characterized by x-ray photoelectron spectroscopy (XPS). The thickness of the nitride layer was estimated to be less then 2nm. The metal-insulator-semiconductor (MIS) capacitor was formed on SiC surface nitride layer to measure the interface properties between the SiC substrate and the nitride layer. The interface state density of MIS capacitor was on the order of 10^<11>-10^<12>eV^<-1>cm^<-2> at 0.3eV below the conduction band edge. The interface state density of the SiO_2/nitride/SiC sample was lower than that of the SiO_2/SiC sample. Direct nitridation seems to be one of the promising methods to reduce the interface state density in SiC MIS structures.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SiC / nitride / interface state density / MIS
Paper # CPM2010-100
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Conference Information
Committee CPM
Conference Date 2010/10/21(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Estimation of nitride layer thickness and characterization of the interface between SiC and nitride layer prepared by direct nitridation
Sub Title (in English)
Keyword(1) SiC
Keyword(2) nitride
Keyword(3) interface state density
Keyword(4) MIS
1st Author's Name Shin-ichiro SUZUKI
1st Author's Affiliation Faculty of Engineering, Shinshu University()
2nd Author's Name Yusuke MURATA
2nd Author's Affiliation Faculty of Engineering, Shinshu University
3rd Author's Name Mitsunori HENMI
3rd Author's Affiliation Faculty of Engineering, Shinshu University
4th Author's Name Tomohiko YAMAKAMI
4th Author's Affiliation Faculty of Engineering, Shinshu University
5th Author's Name Rinpei HAYASHIBE
5th Author's Affiliation Faculty of Engineering, Shinshu University
6th Author's Name Kiichi KAMIMURA
6th Author's Affiliation Faculty of Engineering, Shinshu University
Date 2010-10-29
Paper # CPM2010-100
Volume (vol) vol.110
Number (no) 261
Page pp.pp.-
#Pages 4
Date of Issue