(1) K. Okada, K. Kimoto, S. Komatsu, and S. Matsumoto, “Spectroscopic characterizations of nanostructured carbon prepared in a low pressure inductively coupled plasma”, Diamond Relat. Mater., (in press).
(2) K. Okada, K. Kimoto, S. Komatsu, and S. Matsumoto, “Preparation of nanocrystalline diamond in a low pressure inductively coupled plasma”, Trans. MRS-J., (in press).
(3) K. Okada, “Plasma chemical vapor deposition of nanocrystalline diamond”, Encyclopedia of Nanoscience and Nanotechnology, 10, pp. 1-12 (2003).
(4) K. Okada, S. Komatsu, and S. Matsumoto, “Ion energy distributions and the density of CH3 radicals in a low pressure inductively coupled CH4/H2 plasma used for nanocrystalline diamond deposition”, J. Vac. Sci. Technol. A21(6), pp. 1988-1992(2003).
(5) K. Okada, K. Kimoto, S. Komatsu, and S. Matsumoto, “Sp2 bonding distributions in nanocrystalline diamond particles by electron energy loss spectroscopy”, J. Appl. Phys. 93(5), pp. 3120-3122 (2003).
(6) K. Okada and S. Komatsu, "Mass spectrometric studies of low pressure CH4, CH4/H2, and H2 plasma beams generated by an inductively coupled radio frequency discharge",
J. Vac. Sci. Technol., A20, pp. 1835-1839 (2002).
(7) K. Okada, T.
Aizawa, R. Souda, S. Komatsu, and S. Matsumoto, "Vibrational studies of
microcrystalline diamond and diamond-like carbon by high resolution electron
energy loss spectroscopy", Diamond Relat. Mater., 10,
pp. 1991-1994 (2001).
(8) K. Okada, H. Kanda,
S. Komatsu, and S. Matsumoto, "Effect of the excitation wavelength on Raman
scattering of microcrystalline diamond prepared in a low pressure inductively
coupled plasma", J. Appl. Phys., 88,
pp. 1674-1678 (2000).
(9) K. Okada, S.
Komatsu, and S. Matsumoto, "Langmuir probe measurements in a low pressure
inductively coupled plasma used for diamond deposition ", J. Vac. Sci.
Technol., A
17, pp. 721-725
(1999).
(10) K. Okada, S. Komatsu, and S. Matsumoto, "Preparation of microcrystalline diamond in a low pressure inductively coupled plasma ", J. Mat. Res., 14, pp. 578-583 (1999).
(11) K. Okada and S. Komatsu, "Density of CH3 radicals and the ionic composition in a low pressure methane plasma beam ", J. Appl. Phys., 84, pp. 6923-6925 (1998).
(1) S. Komatsu, K.
Kurashima, Y. Shimizu, Y. Moriyoshi, M. Shiratani, and K. Okada, “Condensation
of sp3-bonded boron nitride through a highly nonequibrium fluid
state”, J. Phys. Chem. B108, pp. 205-211 (2004).
(2) S. Komatsu, K. Kurashima, H. Kanda, K.
Okada, Y. Moriyoshi, Y. Shimizu, M. Shiratani, T. Nakano, and S. Samukawa,
“Highly crystalline 5H-polytype of sp3-bonded boron nitride prepared
by plasma-packets-assisted pulsed-laser deposition: a ultraviolet light-emitter
at 225 nm”, Appl. Phys. Lett.,
81, pp. 24-26 (2002).
(3) 小松正二郎、清水禎樹、守吉佑介、岡田勝行、三友護、“ナノ物質合成開発のためのプラズマ反応場支援レーザーアブレーション法”, 応用物理、71, pp.
443-445 (2002).
(4) S. Komatsu, Y.
Shimizu, Y. Moriyoshi, K. Okada, and M. Mitomo, “Preparation of boron nitride
nanocapsules by plasma-assisted pulsed laser deposition”, J. Appl.
Phys., 91, pp. 6181-6184 (2002).
(5) S. Komatsu, K.
Okada, Y. Shimizu, and Y, Moriyoshi, “Novel ion-molecular surface reaction to
result in CH3 adsorbates on (111) surface of chemical vapor
deposition diamond from ethane and surface anionic sites”, J. Appl.
Phys., 89, pp. 8291-8296 (2001).
(6) S. Komatsu, Y.
Shimizu, Y. Moriyoshi, K. Okada, and M. Mitomo, “Nanoparticles and nanoballoons
of amorphous boron coated with crystalline boron nitride”, Appl. Phys.
Lett., 79, pp. 188-190 (2001).
(7) S. Komatsu, K.
Okada, Y. Shimizu, and Y. Moriyoshi, "New phase of sp3-bonded BN; the
5H polytype", J. Phys. Chem.
103, pp. 3289-3291
(1999).
(8) S. Komatsu, K. Okada, and Y. Moriyoshi,
“Stable anionic sites on hydrogenated (111) surfaces of cubic boron nitride
resulting from hydrogen atom removal under chemical vapor deposition
conditions”, J. Vac. Sci. Tech.,
A16, pp. 3438-3442 (1998).
(9) S. Komatsu, K. Okada, S-B Chou, T.
Aizawa, H. Shigetani, J. Tanaka, and Y. Sato, "Etching of diamond(100) surface
by atomic hydrogen: real-time observation by reflection high energy electron
diffraction", J. Vac. Sci. Tech.,
A16, pp. 749-753 (1998).