(45) Surface
plasmon enhanced bright light emission from InGaN/GaN
K. Okamoto, I. Niki, A. Shvartser,
G. Maltezos, Y. Narukawa,
T. Mukai, Y. Kawakami, A. Scherer
Physica Status Solidi, Accepted 11/29/2006, in press
(44) Time-resolved photoluminescence
spectroscopy of surface-plasmon-enhanced light emission from conjugate polymers
T. D. Neal, K. Okamoto, A. Scherer, M. S.
Liu, A. K-Y Jen
Applied Physics Letters, Vol. 89, Art. No.
221106 (2006) PDF file
(165KB)
(43). Ultralow threshold on-chip toroidal
microcavity nanocrystal quantum dot lasers
B. Min, S. Kim, K. Okamoto, L. Yang, A.
Scherer, H. Atwater, K. Vahala
Applied Physics Letters, Vol. 89, Art. No.
191124 (2006) PDF file
(529KB)
(42) Diffusion of the Platinum ions and platinum nanoparticles during the photo-reduction processes using the transient grating method
M. Harada, K. Okamoto, M. Terazima
Langmuir, Vol. 22, No. 22, pp. 9142-9194 (2006) PDF file (278KB)
(41)
Surface plasmon enhanced bright emission from CdSe
quantum dots nanocrystal
K. Okamoto, S. Vyawahare, A. Scherer
Journal of the Optical Society of America B, Vol.
23, No. 8, pp. 1674-1678 (2006). PDF file (300KB)
(40).
Electrochemical conditions for the synthesis of Cu2O nanowires
in alumina template
E. Ko, J. Choi, K. Okamoto, Y. Taka, J. Lee
ChemPhysChem, Vol.
7, No. 7, pp. 1505-1509 (2006). PDF file
(232KB)
(39).
Near-field scanning optical microscopic transient lens for carrier dynamics
study in InGaN/GaN
K. Okamoto, A. Scherer, Y. Kawakami
Applied Physics Letters, Vol. 87, Art. No.
161104 (2005). PDF file (322KB)
---> highlighted at Editors’
Choice, Science Vol.310, p.591 (2005)
(38).
Confocal micro-photoluminescence of InGaN-based light emitting diodes
K. Okamoto, A. Kaneta, Y. Kawakami, S.
Fujita, J. Choi, M. Terazima, T. Mukai
Journal of Applied Physics, Vol. 98, Art.
No. 064503 (2005). PDF file
(720KB)
(37).
Molecular dynamics study of photochromic molecules
probed by the mask pattern transferred transient grating technique
K. Okamoto, T. D. Neal, Z. Zhang,
D. T. Wei, A. Scherer
Chemical
Physics Letters, Vol. 414, pp. 155-160 (2005). PDF file (218KB)
(36).
Surface plasmon enhanced spontaneous emission rate of InGaN/GaN
quantum wells probed by time-resolved photoluminescence spectroscopy
K. Okamoto, I. Niki, A. Scherer, Y. Narukawa, T. Mukai, Y. Kawakami
Applied Physics Letters, Vol. 87, Art. No. 071102
(2005). PDF file
(364KB)
(35). Surface
plasmon enhanced emission from dye doped polymer layers
T. D. Neal, K. Okamoto, A. Scherer
Optics Express, Vol. 13, No. 14, pp. 5522-5527
(2005). PDF file
(118KB)
---> highlighted at Laser
Focus World, September 2005, p. 36
(34).
Surface plasmon enhanced super bright InGaN light emitter
K. Okamoto, I. Niki, A. Shvartser, Y. Narukawa, T. Mukai, and A. Scherer
Physica Status Solidi (c), Vol. 2, No. 7,
pp. 2841-2844 (2005). PDF file
(104KB)
(33).
Mask pattern transferred transient grating technique for
molecular dynamics study in solutions
K. Okamoto, Z. Zhang, D. T. Wei,
and A. Scherer
Applied Physics Letters, Vol. 85, No. 21,
pp. 4842-4844 (2004). PDF file
(207KB)
(32).
Surface plasmon enhanced light-emitters based on InGaN quantum wells
K. Okamoto, I. Niki, A. Shvartser, Y. Narukawa, T.
Mukai, and A. Scherer
Nature
Materials, Vol. 3, No. 9, pp. 601–605 (2004). PDF file (372KB)
---> highlighted at Photonics
Spectra, December 2004, p. 105
(31).
Photothermal molecular sensing by using metal
thin-film nano grating for chemical and biomedical
applications
K. Okamoto, Z. Zhang, D. T. Wei, and A. Scherer
Thin Solid Films,
Vol. 469-470, pp. 420-424 (2004). PDF file (332KB)
(30). Submicron-scale photoluminescence of InGaN/GaN
probed by confocal scanning laser microscopy
K. Okamoto, J. Choi, Y. Kawakami, M. Terazima, T. Mukai,
and S. Fujita
Japanese Journal of Applied Physics, Vol. 43, No. 2, pp. 839-840
(2004).
PDF file (128KB)
(29). Photonic crystal nanolasers (I): Porous cavity
lasers
M.
Lončar, T. Yoshie, K. Okamoto, Y. Qiu, J. Vučković, A.
Scherer
IEICE
Transaction on Electronics, Vol. E87-C, No. 3, pp. 291-299 (2004). PDF
file (1430KB)
(28).
Sub-microscopic transient lens spectroscopy of InGaN/GaN quantum wells
K.
Okamoto, S. Fujita, Y.
Kawakami, A. Scherer
Physica
Status Solidi (b), Vol. 240, No. 2, pp. 368-371 (2003). PDF file (309KB)
(27).
Recombination dynamics
in low-dimensional nitride semiconductors
Y.
Kawakami, A. Kaneta, K Omae, A. Shikanai, K. Okamoto, G. Marutsuki, Y.
Narukawa, T. Mukai, S. Fujita
Physica Status Solidi (b), Vol. 240, No. 2, pp. 337-343 (2003). PDF file (460KB)
(26). Near-field scanning optical microscopy of
photonic crystal nanocavities
K. Okamoto, M. Lončar, T. Yoshie, A. Scherer, Y. Qui, P.
Gogna,
Applied
Physics Letters, Vol. 82, No. 10, pp. 1676-1678 (2003). PDF
file (328KB)
(25). Contribution of hydrogen bonding to the slow diffusion of
transient radicals
K. Okamoto, Y. Nogami, T. Tominaga, M. Terazima
Chemical Physics Letters, Vol. 372, pp.
419-422 (2003). PDF file (155KB)
(24). Photonic
crystal nanocavities for efficient light confinement and emission
A.
Scherer, T. Yoshie, M.
Lončar, J. Vučković, K. Okamoto, D. Deppe
Journal of the
Korean Physical Society, Vol
42, pp. S768-S773 (2003). PDF file
(585KB)
(23).
Nonradiative
recombination processes of carriers in InGaN/GaN probed by the microscopic
transient lens spectroscopy
K. Okamoto, K. Inoue, Y. Kawakami,
Sg. Fujita, M. Terazima, A. Tsujimura, I. Kidoguchi
Review of Scientific Instruments, Vol. 74, No. 1, pp. 575-577 (2003). PDF file (71.7KB)
(22).
Spatial and temporal luminescence dynamics in an InxGa1-xN
single quantum well probed by near field optical microscopy
A. Kaneta, K.
Okamoto, Y. Kawakami, Sg. Fujita, G. marutsuki, Y. Narukawa, T. Mukai
Applied Physics Letters, Vol. 81, No. 23,
pp. 4353-4355 (2002). PDF file (180KB)
(21).
Erratum: ‘‘Narrow luminescence lines from self-assembled CdSe
quantum dots at room temperature’’ [Appl. Phys. Lett. 78, 297 (2001)]
Z. H. Zheng, K.
Okamoto, H. C. Ko, Y. Kawakami, Sg.
Fujita
Applied Physics Letters, Vol. 78, No. 23,
p. 3749 (2002). PDF file
(10.4KB)
(20).
Microscopic patterning on the polysilane films by the laser induced grating
technique
K.
Okamoto, T. Tojo, H. Tada,
M. Terazima, K. Matsushige
Molecular
Crystal and Liquid Crystals, 370, pp370-382 (2001). PDF file (155KB)
(19).
Carrier dynamics in
InGaN/GaN SQW structure probed by the transient grating method with
subpicosecond pulsed laser
K.
Okamoto, A. Kaneta, K. Inoue, Y. Kawakami, M. Terazima,
T. Mukai, G. Shinomiya, Sg. Fujita
Physica Status Solidi B, Vol.
228, No. 1, pp. 81-84 (2001). PDF file
(143KB)
(18).
Spatial inhomogeneity
of photoluminescence in InGaN single quantum well structures
A.
Kaneta, G. Marutsuki, K. Okamoto, Y. Kawakami, Y. Nakagawa, G.
Shinomiya, T. Mukai, Sg. Fujita
Physica Status Solidi B, Vol.
228, No. 1, pp. 153-1564 (2001). PDF file
(249KB)
(17).
In inhomogeneity and
emission characteristics of InGaN
Y. Kawakami, K. Omae, A. Kaneta, K.
Okamoto, Y. Narukawa, T. Mukai, Sg. Fujita
Journal of Physics: Condensed
Matter, Vol. 13, pp. 6993-7010 (2001). PDF file
(863KB)
(16).
Spatial inhomogeneity of photoluminescence in an InGaN-based light-emitting
diode structure probed by near-field optical microscopy under
illumination-collection mode
A. Kaneta, T. Izumi, K. Okamoto, Y. Kawakami, Sg.
Fujita, Y. Narita, T. Inoue, T. Mukai
Japanese
Journal of Applied Physics, Vol. 40 pp. 110-111 (2001) PDF file
(41.1KB)
(15).
Radiative and
nonradiative recombination processes in GaN-based semiconductors
Y. Kawakami, K. Omae, A. Kaneta, K.
Okamoto, T. Izumi, S. Saijo, K. Inoue, Y. Narukawa, S. Nakamura, Sg. Fujita
Physica Status Solidi
(a), Vol. 183, pp. 41-50 (2001) PDF file
(208KB)
(14).
Translational diffusion of ion radicals created by electron transfer in charged
micellar solutions probed by the transient grating method and the Taylor
dispersion method
K.
Okamoto, N. Hirota, M. Terazima, T. Tominaga,
The Journal of Physical Chemistry A, Vol.105, No.27, pp. 6586-6593
(2001). PDF file
(107KB)
(13).
Photothermal processes of wide-bandgap
semiconductors probed by the transient grating method
K.
Okamoto, Y. Kawakami , Shigeo Fujita, M. Terazima
Analytical
Science, Vol. 17, pp. s312-s314 (2001). PDF file
(421KB)
(12).
Time-space resolved photoluminescence from (Zn,Cd)Se -based quantum dots
structures
K. Okamoto, H.-C. Ko,
Y. Kawakami, Sg. Fujita
Journal
of Crystal Growth, 214/215, pp. 639-645 (2000).
PDF file
(502KB)
(11).
Time-reserved photoluminescence spectroscopy in GaN-based semiconductors with
micron special
T.
Izumi, Y. Narukawa, K. Okamoto, Y. Kawakami , Shigeo Fujita, S. Nakamura
Journal
of Luminescence, 87-89, pp. 1196-1198 (2000). PDF file (424KB)
(10).
Diffusion of photochemically generated intermediate radicals in water-ethanol
mixed solvents
K.Okamoto, N. Hirota,
M. Terazima
The
Journal of Physical Chemistry A, Vol.102, No.19 pp. 3447-3454 (1998). PDF file
(104KB)
(9).
Diffusion of electrically neutral radicals and anion radicals created by
photochemical reaction
K. Okamoto, N. Hirota,
M. Terazima
The
Journal of Chemical Society Faraday Transaction, Vol.94, No.1 pp. 185-194
(1998). PDF file
(337KB)
(8).
Diffusion process of the benzyl radical created by photodissociated probed by
the transient grating method
K. Okamoto, N. Hirota,
M. Terazima
The
Journal of Physical Chemistry A, Vol.101, No.29, pp. 5269-5277 (1997). PDF file
(306KB)
(7).
Comment on "Diffusion of free radicals in solution. TEMPO,
diphenylpicrylhydrazyl, and nitrosodisulfonate"
K.
Okamoto, N.
Hirota, M. Terazima
The Journal of Physical Chemistry A, Vol.101, No.29, pp. 5380-5381
(1997). PDF file
(52.8KB)
(6).
Temperature dependence of diffusion of radical intermediates probed by the
transient
grating method
K.
Okamoto, M.
Terazima, N. Hirota
The
Jounal of Chemical Physics, Vol.103, No.24, pp. 10445-10452 (1995). PDF file
(169KB)
(5).
Translational diffusion of transient radicals created by the photoinduced
hydrogen abstraction reaction in solution: Anomalous size dependence in the
radical diffusion
M. Terazima, K.
Okamoto, N. Hirota
The Jounal of Chemical Physics, Vol.102, No.6, pp. 2506-2515
(1995). PDF file
(249KB)
(4).
Translational diffusion of transient radicals studied by the transient grating
method
M. Terazima, K.
Okamoto, N. Hirota
Journal
of Molecular Liquids, Vol.65/66, pp. 401-404 (1995) PDF file (732KB)
(3).
Molecular dynamics in solution probed by the transient grating method with a
nanosecond pulsed Laser
M. Terazima, K.
Okamoto, N. Hirota
Laser Chemistry,
Vol.13, pp. 169-185 (1994) PDF file (3130KB)
(2).
Transient radical diffusion in photoinduced hydrogen abstraction reaction of
benzophenone probed by transient grating method
M. Terazima, K.
Okamoto, N. Hirota
The
Journal of Physical Chemistry, Vol.97, No.50 pp. 13387-13393 (1993). PDF file (878KB)
(1). Diffusion process of methyl red in organic solvents studied by
the transient grating method
M. Terazima, K.
Okamoto, N. Hirota
The
Journal of Physical Chemistry, Vol.97, No.19 pp. 5188-5192 (1993). PDF file (543KB)
Proceedings
(13). Surface plasmon enhanced
InGaN light emitter
K.
Okamoto, I. Niki, A. Shvartser,
G. Maltezos, Y. Narukawa,
T. Mukai, K. Nishizuka, Y.
Kawakami, A. Scherer
Proceedongs of SPIE, vol 5733,
pp94-103 (2005). PDF file (489KB)
(12). Photonic
crystal nanocavities with quantum well or quantum dot
active material
T.
Yoshie, M. Loncar, K.
Okamoto, Y. Qiu; O. B. Shchekin,,
H. Chen, D. G. Deppe, A. Scherer
Proceedongs of SPIE, vol 5360,
pp16-23 (2004).
(11). Light concentration in photonic
crystal and plasmon optical cavities
A. Scherer, M. Loncar,
K. Okamoto, T. Yoshie, M. Adams, J. Witzens
Lasers and Electro-Optics Society, 2004. LEOS 2004. Vol. 2, pp.
815- 816 (2004) PDF file
(717KB)
(10). Photonic bandgap
microcavities and waveguides
A. Scherer, M. Loncar,,
T. Yoshie, K. Okamoto, B. Maune, J. Witzens
SOI Conference, 2003. IEEE
International, pp. 9- 11
(2003) PDF file
(257KB)
(9). Photonic bandgap
microcavity devices
A. Scherer, M. Loncar,,
T. Yoshie, K. Okamoto
Nanotechnology, 2003. IEEE-NANO 2003. Vol. 1 pp. 275- 276 (2003) PDF file (206KB)
(8). 2-D photonic crystal microcavities
A. Scherer, T. Yoshie, M. Loncar,, J. Vuckovic, D. Deppe, K. Okamoto
2003 Digest of the LEOS Summer Topical Meetings. Page TuA3.1/47 (2003) PDF file (108KB)
(7). Recombination mechanism in low-dimensional nitride semiconductors
Y.
Kawakami, A. Kaneta, K. Okamoto, T. Inoue, F. Satou, Y. Narita, F. Henneberger,
G. Marutsuki, Y. Narukawa, T. Mukai, S. Fujita
Proceedongs of SPIE,
vol 4986, pp575-588 (2003).
(6).
Direct observation of the nonradiative recombination
processes in InGaN-based LEDs probed by the third-order nonlinear spectroscopy
K. Okamoto, S. Saijo, Y. Kawakami, Sg. Fujita, M. Terazima, T. Mukai, G.
Shinomiya, S. Nakamura
Proceedongs of SPIE, vol 4278, pp150-157 (2001). PDF file (477KB)
(5). Dynamics of spontaneous and stimulated
emission in GaN-based semiconductors
Y. Kawakami, K. Omae, A. Kaneta, K.
Okamoto, T. Izumi, S. Saijo, K. Inoue, Y. Narukawa, T. Mukai, Sg. Fujita
Proceedongs of SPIE, vol 4280, pp45-52 (2001). PDF file (993KB)
(4). Time-resolved fluorescence spectroscopy of
dopamine in the single cells
M. Mabuchi, J. Shimada, K. Okamoto, Y.
Kawakami, Sg. Fujita, K. Matsushige,
Proceedongs of SPIE,
vol 4252, pp140-147 (2001). PDF
file (222KB)
(3).
Nonradiative recombination processes in GaN-based semiconductors probed by the
transient grating method.
K.
Okamoto, Y. Kawakami, Sg. Fujita, M. Terazima, S. Nakamura,
Proc.
Int. Workshop on Nitride Semiconductors, IPAP Conf. Series 1 pp. 540-543 (2000). PDF file (312KB)
(2). Recombination dynamics in GaN and InGaN/GaN
multiple quantum wells on air-bridged lateral epitaxial grown GaN layers
T. Izumi, K. Inoue, Y.
Narukawa, K. Okamoto, Y. Kawakami, Sg. Fujita, A. Tsujimura, I.
Kidoguchi, Y. Ban
Proc.
Int. Workshop on Nitride Semiconductors, IPAP Conf. Series 1 pp. 599-602
(2000). PDF file (316KB)
(1). Postdoctoral scholars should do research
with free style - In case of Kyoto University-Venture
Business Laboratory -
ポストドク研究員だからこそできる自由な研究 －京都大学ベンチャービジネスラボラトリーにて－
岡本晃一 (Koichi
Okamoto)
化学と工業 (Kagaku
to Kogyo), Vol. 53, No. 7, pp. 798-800（2000）PDF
file (794KB)
(42).
(Invited) Surface plasmon enhanced light emission
K. Okamoto
Focused Session in International Workshop
on Nitride Semiconductors (IWN2006), Kyoto Univ.,
Japan, 2006
(41). Surface plasmon
enhanced bright light emission from InGaN/GaN
K. Okamoto, I. Niki, A. Shvartser,
G. Maltezos, Y. Narukawa,
T. Mukai, Y. Kawakami, A. Scherer
International Workshop on Nitride
Semiconductors (IWN2006), Kyoto, Japan, 2006
(40). Surface plasmon enhanced light
emission from CdSe quantum dot nanocrystals
K. Okamoto, S. Vyawahare, A. Scherer
Conference on Lasers and
Electro-Optics/ Quantum Electronics & Laser Science Conference (CLEO/QELS), Long Beach, USA, 2006
(39). Enhanced light emission from dye
doped polymer layers using surface plasmons
T. D. Neal, K. Okamoto, A.
Scherer
Conference on Lasers and
Electro-Optics/ Quantum Electronics & Laser Science Conference (CLEO/QELS), Long Beach, USA, 2006
(38). Ultralow
threshold on-chip toroidal microcavity
nanocrystal quantum dot lasers
B. Min1, S. Kim, K. Okamoto,
L. Yang, A. Scherer, H. Atwater, K. Vahala
Conference on Lasers and
Electro-Optics/ Quantum Electronics & Laser Science Conference (CLEO/QELS), Long Beach, USA, 2006
(37). Ultralow
threshold nanocrystal quantum dot lasers
B.
Min, S. Kim, K. Okamoto, L. Yang, A.l Scherer,
H. Atwater, K. Vahala
2006 Material Research Society
(MRS) spring meeting, San Francisco, USA, 2005
(36) (Invited)
Surface plasmon enhanced super bright solid-state light emitters: Fabrication
and characterization
K. Okamoto
CSU-Long Beach Physics Colloquium, Long
Beach, USA, 2005
(35). Surface plasmon enhanced
high-speed spontaneous emission of InGaN/GaN
K.
Okamoto, I. Niki, Y. Narukawa,
T. Mukai, Y. Kawakami, A. Scherer
2005 Material Research Society
(MRS) fall meeting, Boston, USA, 2005
(34). New applications of nano-structured-metal/semiconductor and -metal/liquid
interface
K.
Okamoto, A. Scherer
MRS – Spring Meeting 2005, San Fransisco, USA, 2005
(33). Surface plasmon enhanced
InGaN light emitter
K.
Okamoto, I. Niki, A. Shvartser,
G. Maltezos, Y. Narukawa,
T. Mukai, K. Nishizuka, Y.
Kawakami, A. Scherer
SPIE Photonics West, Optelectronics
2005, San Jose, California, USA,2005.
(32). Improved Optical Heterodyne Detected
Transient Grating Method by using a Thin Film Grating
K Okamoto, Z. Zhang, D. T. Wei,
and A. Scherer
AVS, 51st International Symposium &
Exhibition, Anaheim, USA, 2004.
(31). Temporal and spatial-resolved
nonlinear spectroscopy of InGaN/GaN
K. Okamoto, Y. Kawakami, M. Terazima,
and A. Scherer
Frontiers in Optics 2004/ Laser Science XX
(FiO/LS) - The 88th OSA annual meeting -, Rochester,
USA, 2004
(30). Surface plasmon enhanced super
bright InGaN light emitter
K. Okamoto, I. Niki, A. Shvartser, Y. Narukawa, T. Mukai, and A.
Scherer
MRS - International
Workshop on Nitride Semiconductors (IWN2004), Pittsburgh,
USA, 2004
(29). Surface plasmon enhanced internal
quantum efficiencies of emission from InGaN/GaN quantum wells
K. Okamoto, I. Niki, A. Shvartser, Y. Narukawa, T. Mukai, and A.
Scherer
The Conference on Lasers and
Electro-Optics/ International Quantum Electronics Conference (CLEO/IQEC), San Francisco, USA, 2004
(28). Photothermal molecular sensing by using
metal thin-film nano grating for chemical and biomedical applications
K Okamoto, Z. Zhang, D. T. Wei, and A. Scherer
The International Conference On
Metallurgical Coatings And Thin Films (ICMCTF), San Diego, USA, 2004.
(27). Near-field Scanning Optical
Microscopy of Photonic Crystal Laser
K. Okamoto, M. Lončar, T. Yoshie, A. Scherer
PECS-V: International Workshop on Photonic and
Electromagnetic Crystal Structures, Kyoto,
Japan 2004 PDF
file (163KB)
(26). Photonic
crystal nanocavity modes probed by near-field scanning optical microscopy
K. Okamoto, M. Lončar, T.
Yoshie, A. Scherer
2003
Material Research Society (MRS) fall meeting, Boston, USA, 2003
(25).
Nanograting for photo-thermal detection
Z.
Zhang, K. Okamoto, D. T. Wei, and A. Scherer
AVS The Science & Technology Society,
Southern California Chapter, Anaheim, USA, 2003.
(24). Molecular detection based on the nonlinear optical effect with
nano-grating
K Okamoto, Z. Zhang, D. T. Wei, and A. Scherer
AVS The Science & Technology Society,
Southern California Chapter, Anaheim, USA, 2003.
(23). Recombination dynamics in
low-dimensional nitride semiconductors
Y. Kawakami, A. Kaneta, K Omae, A.
Shikanai, K. Okamoto, G. Marutsuki, Y. Narukawa, T. Mukai, S. Fujita
The 5th International Conference on Nitride
Semiconductors (ICNS-5), Nara, Japan. 2003
(22). Sub-Microscopic
transient lens spectroscopy of InGaN/GaN quantum wells
K. Okamoto, Y. Kawakami, S. Fujita, A. Scherer
The 5th International Conference on Nitride
Semiconductors (ICNS-5), Nara, Japan. 2003
(21). Nerr-field scanning optical
microscopy of photonic crystal high-Q nanocavities
K. Okamoto, L. Marko, T. Yoshie, A.
Scherer, Y. Qui, P. Gogna
Conference on Lasers and Electro-Optics/ Quantum
Electronics & Laser Science Conference (CLEO/QELS), Baltimore, Maryland,
USA, 2003
(20). Recombination mechanism in
low-dimensional nitride semiconductors
Y. Kawakami, K. Omae, A. Shikanai, K.
Okamoto, A. Kaneta, Sg. Fujita, J. Puls, F. Henneberger, Y. Narukawa, G.
Marutsuki, S. Nagahama, T. Mukai
SPIE Photonics West Optelectronics 2003,
San Jose, California, USA, 2000
(19). Localized cavity modes and dielectric band modes
of photonic crystal probed by near-field scanning optical
microscopy
K. Okamoto, L. Marko, T. Yoshie, A.
Scherer, Y. Qui, P. Gogna
International Workshop on Photonic and
Electromagnetic Crystal Structures (PECS-IV), Los
Angeles, USA 2002
(18). Nonradiative
Recombination Processes of Carrier in InGaN/GaN probed by the Microscopic
Transient Lens Spectroscopy
K. Okamoto, K. Inoue, Y. Kawakami,
Sg. Fujita, M. Terazima, A. Tujimura, I. Kidoguchi
The 12th International
Conference on Photoacoustic and Photothermal Phenomena, Toronto, Canada 2002
(17). Spatial inhomogeneity
of photoluminescence in InGaN single quantum well structures
A. Kaneta, G. Marutsuki, K. Okamoto,
Y. Kawakami, Y. Nakagawa, G. Shinomiya, T. Mukai, Sg. Fujita
The 4th International Conference on Nitride
Semiconductors, Denver, Colorado USA. 2001
(16). Carrier dynamics in InGaN/GaN SQW
structure probed by the transient grating method with subpicosecond pulsed
laser
K. Okamoto, A. Kaneta, K. Inoue, Y.
Kawakami, M. Terazima, T. Mukai,
G. Shinomiya, Sg. Fujita
The 4th International Conference on Nitride
Semiconductors, Denver, Colorado, USA. 2001
(15). Dynamics of Spontaneous and
Stimulated Emission in GaN-based Semiconductors
Y. Kawakami, K. Omae, A. Kaneta, K.
Okamoto, T. Izumi, S. Saijo, K. Inoue, Y. Narukawa, T. Mukai, Sg. Fujita
SPIE Photonics West Optelectronics 2001,
San Jose, California, USA, 2001
(14). Time-Resolved Fluorescence
Spectroscopy of Dopamine in the Single Cells
M. Mabuchi, J. Shimada, K. Okamoto,
Y. Kawakami, Sg. Fujita, K. Matsushige,
SPIE Photonics West Optelectronics 2001,
San Jose, California, USA,2001
(13). Direct Observation of the
Nonradiative Recombination Processes in InGaN-based LEDs probed by the
third-order Nonlinear Spectroscopy
K. Okamoto, S. Saijo, Y. Kawakami, Sg. Fujita, M. Terazima, T. Mukai, G.
Shinomiya, S. Nakamura
SPIE Photonics West Optelectronics 2001, San
Jose, California, USA, 2001
(12). Microscopic Patterning on the
Polysilane Films by the Laser Induced Grating Technique.
K. Okamoto, T. Tojo, H. Tada, M. Terazima, K. Matsushige
Korea-Japan Joint Forum 2000, Organic Materials for Electronics and
Photonics, Kyoto 2000
(11). Optical Properties of Highly Oriented
Oligosilane Films.
T. Tojo, K.
Okamoto, M. Kako, H. Tada, Y. Kawakami, Y. Nakadaira, Sg. Fujita, K.
Matsushige
International Chemical Congress of Pacific
Basin Societies, Honolulu, Hawaii, 2000
(10). Novel Surgical Micro-tumer Tracking
System for Lung Tumors.
J. Shimada, K. Okamoto, K. Kuboyama,
K. Matsushige
World Congress of High Tech Medicine,
October Hannover, Germany, 2000
(9). Surgical Micro-Tumor Tracking System
for Lung Tumors
J. Shimada, K. Kuboyama,
K. Okamoto, K. Matsushige
World Conference on Lung Canser, September
Tokyo, 2000
(8). Recombination Dynamics in GaN and InGaN/GaN
Multiple Quantum Wells on Air-bridged Lateral Epitaxial Grown GaN Layers
T. Izumi, K. Inoue, Y. Narukawa, K.
Okamoto, Y. Kawakami, Sg. Fujita, A. Tsujimura, I. Kidoguchi, Y. Ban
International Workshop on Niteride
Semiconductors, Nagoya, 2000
(7). Nonradiative Recombination Processes in
GaN-based Semiconductors Probed by the Transient Grating Method.
K. Okamoto, Y.
Kawakami, Sg. Fujita, M. Terazima,
S. Nakamura,
International Workshop on Niteride
Semiconductors, Nagoya, 2000
(6). Time-resolved Luminescence
Spectroscopy in InGaN-based Semiconductors
Y. Kawakami, K. Omae, A. Kaneta, K.
Okamoto, T. Izumi, S. Saijo, K. Inoue, Y. Narukawa, S. Nakamura, Sg. Fujita
Frontier Science Research Conference, La
Jolla, USA, 2000
(5).
Photothermal Processes of wide-bandgap Semiconductors probed by the Transient
Grating Method.
K.
Okamoto, Y. Kawakami, Sg.
Fujita, M. Terazima
11th International Conference on
Photothermal and Photo acoustic Phenomena, Kyoto, 2000
(4).
Time-reserved Photoluminescence Spectroscopy in GaN-based Semiconductors with
Micron Special.
T.
Izumi, Y. Narukawa, K. Okamoto, Y. Kawakami , Shigeo Fujita, S. Nakamura
Intern.
Conf. On Luminescence and Optical Spectroscopy of Condensed Matter, Osaka, 1999
(3).
Photothermal Processes of ZnCdSe/ZnSe Quantum Well Structures Probed by the
Third-order Nonlinear Spectroscopy.
K.
Okamoto, Y. Kawakami, Sg. Fujita, M. Terazima
The Third SANKEN International Symposium, Osaka, 2000
(2).
Time-space resolved Photoluminescence from (Zn,Cd)Se -based Quantum Dots
K. Okamoto, H.-C.
Ko, Y. Kawakami, Sg. Fujita
The 9th
International Conference on II-VI Compounds, Kyoto, 1999
(1). Translational Diffusion of Transient Radicals Studied by
the Transient Grating Method.
Masahide Terazima, Koichi Okamoto, Noboru Hirota
Yamada Conferebce XXXXII on structure,
flactuation, and relaxation in solution. Yamada, 1994
Other 62 Japanese
conference talks were presented.
(11).
Kansai Silicon valley Forum, Venture Business Prize, Mar. 2001
(10).
JSPS Research Fellowship for Young Scientists, Apr. 2000 – Dec. 2002
(9).
Grant of the Research Foundation for Opto-Science
and Technology, Apr. 2000 – Mar. 2002
(8).
Kansai Techno-Idea Prize ’2000, Nov. 2000
(7).
Konica Imaging Science Prize,
Jan. 2000
(6).
Kansai techno-Idea Prize ’99,
Japan, Nov. 1999
(5).
Young Researcher Prize in Kyoto
University-Venture Business Lab., May, 1999
(4).
Kansai Silicon valley Forum, Venture Idea Prize, May 1999
(3).
KU-VBL, Techno-Idea Prize, Nov. 1998
(2).
KU-VBL, Research Grant for Young
Scientists, Sep. 1998 –
Mar. 2001
(1).
Fellowship of the Japan Scholarship Foundation, Apr. 1994 – Mar. 1997
(2). Nitride Semiconductor
Device and a Process manufacturing the same
Inventors: Y. Narukawa, I. Niki, A. Scherer, K. Okamoto, Y. Kawakami, M. Funato, S. Fujita
Assignee: Nichia Corporation
United
States Patent 6,876,009
(1). Electric Field Sensor Using Liquid
Crystal and Three-dimensional Movie Player/Recorder Using the Same.
Inventors: K. Okamoto, Y. Kawakami
Assignee: F. Suzuki, Toko,
Co., Ltd., S. Miyazato, A. Sakai
United States
Patent 6,629,762
2
other US patents were submitted.
(6). Nitride Semiconductor Device
and a Process manufacturing the same
Inventors: Y. Narukawa, I. Niki, A. Scherer, K. Okamoto, Y. Kawakami, M. Funato, S. Fujita
Assignee: Nichia Corporation
Submitted 2003-284758,
Published 2004-193555
(5).
Optical assembly device
Inventors: Y. Kawakami, K.
Okamoto, A. Kaneta, S. Fujita
Assignee: Kansai Technology Licensing Organization
Co.
Submitted 2001-5881, Published 2002-123965
(4).
Optical memory device
Inventors: Y. Kawakami, K. Okamoto, A. Kaneta, S. Fujita
Assignee: Kansai Technology Licensing Organization Co.
Submitted 2000-244127,
(3). Near-field optical microscopic device
Inventors: Y. Kawakami, K. Okamoto, A. Kaneta, S. Fujita
Assignee: Kansai Technology Licensing Organization Co.
Submitted 2000-216432,
Published 2002-31591
(2). Microscopic device
Inventors: K. Okamoto, Y. Kawakami
Assignee: Kansai Technology Licensing Organization Co.
Submitted 2000-35992,
Published 2001-228403
(1).
Electric Field Sensor Using Liquid Crustal and Three-dimensional Movie Player/Recorder Using
the Same.
Inventors: K. Okamoto, Y. Kawakami
Assignee: F. Suzuki, Toko,
Co., Ltd., S. Miyazato, A. Sakai
Japanese
Patent 3,515,994
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