Silica on silicon carbide

V Presser, KG Nickel - Critical reviews in solid state and materials …, 2008 - Taylor & Francis
Silicon carbide (SiC) as both the most important non-oxide ceramic and promising
semiconductor material grows stoichiometric SiO 2 as its native oxide. During passive …

The mechanism of defect creation and passivation at the SiC/SiO2 interface

P Deák, JM Knaup, T Hornos, C Thill… - Journal of Physics D …, 2007 - iopscience.iop.org
From the viewpoint of application in power electronics, SiC possesses the greatest
advantage of having SiO 2 as its native oxide. Unfortunately, the usual thermal oxidation …

Bonding at the Interface and the Effects of Nitrogen and Hydrogen

S Wang, S Dhar, S Wang, AC Ahyi, A Franceschetti… - Physical review …, 2007 - APS
Unlike the Si-SiO 2 interface, the SiC-SiO 2 interface has large defect densities. Though
nitridation has been shown to reduce the defect density, the effect of H remains an open …

Theoretical study of the mechanism of dry oxidation of -SiC

JM Knaup, P Deák, T Frauenheim, A Gali, Z Hajnal… - Physical Review B …, 2005 - APS
Possible defect structures, arising from the interaction of O 2 molecules with an ideal portion
of the SiC∕ Si O 2 interface, have been investigated systematically using density functional …

Composition analysis of SiO2/SiC interfaces by electron spectroscopic measurements using slope-shaped oxide films

Y Hijikata, H Yaguchi, M Yoshikawa, S Yoshida - Applied Surface Science, 2001 - Elsevier
We have characterized SiO2/SiC interfaces by X-ray photoelectron spectroscopy in terms of
composition and bonds to clarify the reasons for the problems in silicon carbide metal-oxide …

Charge transition levels of carbon-, oxygen-, and hydrogen-related defects at the SiC/SiO interface through hybrid functionals

F Devynck, A Alkauskas, P Broqvist… - Physical Review B …, 2011 - APS
We calculate charge transition levels of various defects at the SiC/SiO 2 interface within a
scheme based on hybrid density functionals, which accurately reproduce the involved band …

Relationship between 4H-SiC∕ SiO2 transition layer thickness and mobility

TL Biggerstaff, CL Reynolds, T Zheleva, A Lelis… - Applied Physics …, 2009 - pubs.aip.org
The interfacial region between silicon carbide (SiC) and its native oxide contains a high
density of interfacial traps, which is considered a major problem leading to a lower mobility …

Growth of SiO2 on SiC by dry thermal oxidation: mechanisms

I Vickridge, J Ganem, Y Hoshino… - Journal of Physics D …, 2007 - iopscience.iop.org
SiC is unique amongst the wide bandgap semiconductors in that the natural thermal oxide is
stoichiometric SiO 2, as is the case for silicon. The possibility of producing devices such as …

Si/SiO2 and SiC/SiO2 Interfaces for MOSFETs – Challenges and Advances

ST Pantelides, S Wang, A Franceschetti… - Materials science …, 2006 - Trans Tech Publ
Silicon has been the semiconductor of choice for microelectronics largely because of the
unique properties of its native oxide (SiO2) and the Si/SiO2 interface. For high-temperature …

Strong dependence of the inversion mobility of 4H and 6H SiC (0001) MOSFETs on the water content in pyrogenic re-oxidation annealing

R Kosugi, S Suzuki, M Okamoto… - IEEE Electron …, 2002 - ieeexplore.ieee.org
The inversion channel mobility of 4H and 6H-SiC (0001) metal-oxide-semiconductor field-
effect transistors (MOSFETs) has been evaluated for its dependence on the re-oxidation …