DIAMOND EPITAXIAL-GROWTH BY GAS-SOURCE MOLECULAR-BEAM EPITAXY WITH PURE METHANE

被引:13
|
作者
NISHIMORI, T [1 ]
SAKAMOTO, H [1 ]
TAKAKUWA, Y [1 ]
KONO, S [1 ]
机构
[1] TOHOKU UNIV, SCI MEASUREMENTS RES INST, AOBA KU, SENDAI, MIYAGI 98077, JAPAN
关键词
DIAMOND; EPITAXIAL FILM; GAS SOURCE MBE; METHANE; RHEED; XPS; SELECTIVE GROWTH;
D O I
10.1143/JJAP.34.L1297
中图分类号
O59 [应用物理学];
学科分类号
摘要
Diamond epitaxial films with a thickness of 200-350 Angstrom have been successfully grown on C(100) surfaces by gas-source molecular beam epitaxy (GSMBE) with methane without addition of hydrogen or oxygen. The activation energy was measured by a selective growth method using Ta-patterned substrates to be 15 kcal/mol. This value is close to the activation energy of H-2 desorption on C(100), suggesting that the diamond epitaxial growth rate by this GSMBE is limited by hydrogen desorption.
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收藏
页码:L1297 / L1300
页数:4
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