TY - JOUR
T1 - Highly c-axis oriented LiNb 0.5 Ta 0.5 O 3 thin films on Si substrates fabricated by thermal plasma spray CVD
AU - Kulinich, S. A.
AU - Shibata, J.
AU - Yamamoto, H.
AU - Shimada, Y.
AU - Terashima, K.
AU - Yoshida, T.
N1 - Funding Information:
We would like to thank Seika Sangyo Ltd., Tokyo, Japan, for their help with the ellipsometric measurements of our samples. We would also like to express our thanks to Mr. H. Nishiyama for his kind assistance in the AFM measurements. S.A.K. is grateful for the support of the Japan Society for the Promotion of Science (JSPS). This work was financially supported by JSPS under the program “Research for the Future” (JSPS-RFTF Grant No. 97R15301).
PY - 2001/11/5
Y1 - 2001/11/5
N2 - Lithium niobate-tantalate films with the composition LiNb 0.5 Ta 0.5 O 3 and very high c-axis orientation were grown on (100) and (111) Si substrates by using the thermal plasma spray CVD method. It is demonstrated that the substrate temperature is the key factor governing film orientation and crystallinity. The film direction could be varied from (006) to (012) by controlling the deposition temperature. Under optimal growth conditions, 97% c-textured films could be grown on both thick and very thin intermediate SiO 2 layers. A (006) rocking-curve full-width at half-maximum value could achieve 3.7° by using the optimal deposition temperature. The growth rate applied was equal to 160-340nm/min.
AB - Lithium niobate-tantalate films with the composition LiNb 0.5 Ta 0.5 O 3 and very high c-axis orientation were grown on (100) and (111) Si substrates by using the thermal plasma spray CVD method. It is demonstrated that the substrate temperature is the key factor governing film orientation and crystallinity. The film direction could be varied from (006) to (012) by controlling the deposition temperature. Under optimal growth conditions, 97% c-textured films could be grown on both thick and very thin intermediate SiO 2 layers. A (006) rocking-curve full-width at half-maximum value could achieve 3.7° by using the optimal deposition temperature. The growth rate applied was equal to 160-340nm/min.
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U2 - 10.1016/S0169-4332(01)00523-2
DO - 10.1016/S0169-4332(01)00523-2
M3 - Article
AN - SCOPUS:0035813558
SN - 0169-4332
VL - 182
SP - 150
EP - 158
JO - Applied Surface Science
JF - Applied Surface Science
IS - 1-2
ER -