Crossref journal-article
AIP Publishing
Applied Physics Letters (317)
Abstract

X-ray photoelectron spectroscopy (XPS) has been used to study the nitridation time and temperature dependence of the nitrogen distribution in thermally nitrided SiO2 films. The XPS data show that the maximum nitrogen concentration near the (SiOxNy)/Si interface is initially at the interface, but moves 20–25 Å away from the interface with increasing nitridation time. Computer modeling of the kinetic processes involved is carried out and reveals a mechanism in which diffusing species, initially consisting primarily of nitrogen, react with the substrate, followed by formation of the oxygen-rich oxynitride due to reaction of the diffusing oxygen displaced by the slower nitridation of the SiO2. The data are consistent with this mechanism provided the influence of the interfacial strain on the nitridation and oxidation kinetics is explicitly accounted for.

Bibliography

Vasquez, R. P., Madhukar, A., Grunthaner, F. J., & Naiman, M. L. (1985). Study of the kinetics and mechanism of the thermal nitridation of SiO2. Applied Physics Letters, 46(4), 361–363.

Authors 4
  1. R. P. Vasquez (first)
  2. A. Madhukar (additional)
  3. F. J. Grunthaner (additional)
  4. M. L. Naiman (additional)
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Dates
Type When
Created 23 years, 1 month ago (July 26, 2002, 8:46 a.m.)
Deposited 1 year, 6 months ago (Feb. 5, 2024, 9:44 a.m.)
Indexed 1 year, 1 month ago (July 8, 2024, 1:51 a.m.)
Issued 40 years, 6 months ago (Feb. 15, 1985)
Published 40 years, 6 months ago (Feb. 15, 1985)
Published Print 40 years, 6 months ago (Feb. 15, 1985)
Funders 0

None

@article{Vasquez_1985, title={Study of the kinetics and mechanism of the thermal nitridation of SiO2}, volume={46}, ISSN={1077-3118}, url={http://dx.doi.org/10.1063/1.95631}, DOI={10.1063/1.95631}, number={4}, journal={Applied Physics Letters}, publisher={AIP Publishing}, author={Vasquez, R. P. and Madhukar, A. and Grunthaner, F. J. and Naiman, M. L.}, year={1985}, month=feb, pages={361–363} }