Koji Nonaka: Dr. of Engineering
Prof. of Kochi
Univ. of Technology, School of Systems Engineering
Editor of KUT
University Journals, Core member of IRC,
Leader of JST Ikusei Contract Research
Committee of Contract
research foundation Selection Board of NICT,
Committee Member
of OPE, IEICE, APCC, Member of IEEE, IEICE, JSAP, Group of Optics
<Research
Activity Field : Cathegolly A-F>
A. High Quality Semiconductor
Diode: Very Flexible Repetitious Rate, Pulse Width , and Low time Jitter Pulse
Generator Laser Diode
B. Wide Range Environment
Measurement Technique: Pulsed correlation fiber sensing
C. Optical Free-space
Communication: Optical Micro-cell Technique for Moving Users Multiple PtoP Gbps data-com.
D. Wide region Distributed
Ubiquitous Environment Monitoring System : Optical IC-Tag
E. Functional Laser Diode:Tunable Visible, Ultra-Violet and Digitally Bistable Laser Diodes
F. Fossil Process Monitoring
Technique using Aging Acceleration Technique.
===============================ƒReview/Invited Papers„========================================
B(1) Koji Nonaka,hFriutful collaboration between Universities, also Technology combination between different academic regionsh Keynote speech of 2nd International Symposium on Frontier Technology(ISFT), Harbin, VChina,September, 2009
A(2) –ì’†O“ñ@hƒpƒ‹ƒX”U”¼“±‘̃Œ[ƒU‚̃^ƒCƒ€ƒWƒbƒ^[‚ÌŒõ‹AŠÒ‰ñ˜H‚É‚æ‚é’ጸh@‰ž—p•¨—Šw‰ïŽu‰ž—p•¨—v@73Šª11†Ap.1446-1449A2004”N
C(3) –ì’†O“ñhƒoƒbƒNƒ{[ƒ“’ÊM—pŒõƒpƒ‹ƒX‚¨‚æ‚Ñ‚‘¬Œõ–³üƒAƒNƒZƒX‹Zp‚ÌŒ¤‹†h‚’mH‰È‘åŠw‹I—vvol1, No.1, pp.110-114, March, 2004
C(‚S):Technology Trend gŒõƒCƒ“ƒ^[ƒRƒlƒNƒVƒ‡ƒ“‚Ìŋ߂̓®ŒügŒõ‹Zp‹¦‰ï‹Z•ñ2000”N‚XŒŽ
B(‚T)–ì’†O“ñg’´‚‘¬Œõ’ÊM‚ÌŽÀŒ»‚ð‚ß‚´‚µ‚ÄFŒõ‰¡’“üŒ^‘oˆÀ’背[ƒU‚ð—p‚¢‚½‚‘¬ŒõM†ˆ—h“ú–{ŒõŠw‰ïŽwŒõŠwx27Šª3†@ŋ߂̋Zp‚©‚çApp.146-147(1998)
E (‚U) K. Nonaka, and T. Kurokawa," Laser-diode swiches for optical digital signal processing," NTT Review, vol. 7,No. 5,September, pp. 41-46, 1995
E (‚V) –ì’†A•ìgƒfƒWƒ^ƒ‹Ä¶Œ^ŒõƒXƒCƒbƒ`‚Æ‚»‚̉ž—phNTT R&D, vol. 44, No. 7, pp. 571(27)-578(34), 1995
=======================================International Activity=================================
--------------ƒInternational Journal papers„-----------------------------------------------@ KUT----------------------------------------
1.
H. Kobayashi, T. Tsuzuki, T. Onishi,
Y. Masaoka, X. Xu, and K. Nonaka, gSuppression of instability on sensing signal of optical pulse
correlation measurement in remote fiber sensingh, J.
Sens. 2012, 107847 (2012)
2.
H. Kobayashi, G. Puentes, and
Y. Shikano, gExtracting joint weak values from
two-dimensional spatial displacementsh, Phys. Rev. A
86, 053805 (2012)
3.
H. Kobayashi, K. Nonaka, and
M. Kitano, gHelical
mode conversion using conical reflectorh, Opt. Express
20, 14064 (2012)
4.
“d‹CŠw‰ï˜_•¶Ž‚`iŠî‘bEÞ—¿E‹¤’Ê•”–åŽj
Vol. 132
(2012) No. 10 P
901-906Œõ“`‘—M†•iŽ¿•]‰¿‘•’u‚É—p‚¢‚é’áƒWƒbƒ^’ZŒõƒpƒ‹ƒX”¶Ší‚Ì’ñˆÄ‚Æ•]‰¿ Vˆä –ΗY1),
‘å’J ºm1),
–ì’† O“ñ2)
5.
M. Hanawa
and K. Nonaka, To be Published at IET journals (2010)
6.
X. Xunjian,
A. Bueno, K. Nonaka, and S.
Sales, To be published at Journal of Sensors (2010)
7.
X. Xunjan and
K. Nonaka, To be published at Measurement Sci. and
Technol.(2010)
8.
Xu Xunjian and Koji Nonaka,
gHigh Sensitivity Fiber Optic Temperatur Sensing
System Based on Optical Pulse Correlation and Time-Division Multiplexer Techniqueh
Vol. 48, 102403, Jpn. J of Applied Physics,(2009)
9.
Anotonio Bueno, Koji Nonaka, and Salvador
Sales gHybrid Interrogation System for Distributed Fiber Strain and point
Temperature Sensors Based on Optical Pulse Correlation and FBGsh Vol. 21, No.22,
pp.1671-1673, IEEE Photonic. Technol. Lett. (2009)
10.
Koji Nonaka, Hiroaki Mizuno Hongbin
Song, Nobuyasu Kitaoka and
Akihito Otani "Low-Time-Jitter Short-Pulse
Generator Using Compact
Gain-Switching Laser Diode Module With Optical Feedback Fiber Line"
Vol.47 No.8B,JJAP(2008)
11.
Tangtronbenchasil
and K. Nonaka "Tunable UV-C generation basing on
second harmonic generation using tunable blue laser diode system" Vol.47,
No.4A,JJAP(2008)
12.
C. Tangtronbenchasil
and K. Nonaka "Comparison of different coherent
deep UV generations using SHG with blue lase diode excitation" SPIE JNOPM,
Vol.17, No.1(2008)
13.
Charoen TANGTRONGBENCHASIL, Koji Nonaka" Optical wireless communication and autonomous
beam control moving user terminal"IEICE vol.
E90-B, No. 11,pp. 3224-3231, Nov. , (2007)
14.
H. Songbin,
Koji Nonaka et. al. " Polarization fluctuation
suppression and sensitivity enhancement of an optical correlation sensing
system" IoP Meas. Sci. Technol., No. 18,
pp.3230-3234, (2007)
15.
Charoen TANGTRONGBENCHASIL,
Kenji OHARA, Tsuyoshi ITAGAKI, Pratkasem VESARACH,
and Koji NONAKA"219-nm Range UV Generation Using a Blue Laser Diode and an
External Cavity" 45, No. 8A, Jpn. J. of Appl. Phys.
(2006)
16.
Optical Micro Cell System:
Smart Optical Wireless Access Data-Communication for Moving-User
Terminals." Koji Nonaka, Yoshiyuki Isobe and Masayoshi Tachibana, J of Jpn.
Appl. Phys. Special Issue, ¸“Ç—L,Vol. 45, No.8B,pp.6762-6766, (2006.)
17.
H.B. Song, T. Suzuki, M. Sako and K. Nonaka "High
Time Resolution Distributed Fiber Optic Sensing System Based on Correlation and
Differential Technique" Meas. Sci. Technol. 17 631-634. (2006)
18.
Koji Nonaka
and Hiroaki Mizuno, "Sub-picosecond Timing Jitter Suppression Using an
Optical Feedback Mechanism for a Laser Diode Short Pulse Generator" Meas.
Sci. Technol. 15, pp. 1581-1585 (2004)
19.
Kentaro Uchiyama, Koji Nonaka, and Hidehiko Takara"Sub-picosecond Timing Control Using Optical
Double Pulses Correlation Measurement" IEEE Photonic Technology Letters, Vol.16,
No.2, Feb. , pp. 626-628 (2004)
-------------------------------------------------@NTTlabs--------------------------------------
20.
K. Nonaka,
H.Takara, A. Takada, K. Uchiyama and Y. Yamabayashi : Bit-rate flexible picosecond pulse width
conversion with all-optical mono-stable multivibrator, laser diode, Optical Review., vol.5, No.
6, pp. 331-333 (1998)
21.
Koji Nonaka,
Fumihiko Kobayashi, Takashi Tadokoro, Kenji Kishi, Chikara Amano, Yoshio Itoh and Takashi Kurokawa: Direct
Optical Demux from 10Gbit/s to 2.5Gbit/s NRZ Signals
Using a Side-Injection-Light-Controlled Bistable
Laser Diode, IEEE Photonics Tech. Lett. vol.10, No.
10, pp.1484-1486 (1998)
22.
K. Nonaka,
Y. Noguchi and T. Kurokawa: Simultanious
time- and wavelength-division optical digital processing with a
side-injection-light-controlled bistable laser diode,
Jap. J. of Appl. Phys., vol.36, pp.4326-4331 (1997)
23.
K. Nonaka
and T. Kurokawa: Simultanious
time- and wavelength-domain optical demultiplexing of
NRZ signals by using a side-injection-light-controlled bistable
laser diode, Electronic. Lett. Vol. 31, No. 21,
pp1865-1866 (1995)
24.
K. Nonaka,
H. Tsuda and T. Kurokawa :
Digitally signal-regenerating optical-fiber loop memorry
with side-injection-light-controlled bistable laser
diode, Jpn. J. Appl. Phys. Vol. 34,Part 1, No.11,
pp6092-6097(1995)
25.
K. Nonaka,
Y. Noguchi, H. Tsuda and T. Kurokawa
: Digital signal regeneration with
side-injection-light-controlled bistable laser
diode as a wavelength converter, IEEE Photon. Technol. Lett.,
vol.7, No.1, pp29-31 (1995)
26.
K. Nonaka,
H. Tsuda, T. Kurokawa, H. Uenohara and H. Iwamura:
"Optical Nonlinear Characteristics of a Side-Injection Light-Controled Bistable Laser Diode
with a Multiple-Quantum-Well Saturable Absorption Region," IEEE Photon.Tech.Lett.,
5(2),139-141,(1993) .
27.
K. Nonaka,
Y. Kawamura, H. Kawaguchi and Kubodera"
Electronic optical bistability in an InGaAs/InAlAs multiple quantum
well etalon at 1.5 mm wavelength," Appl. Phys. Lett.,
pp.2062-2064, 56 (21), May (1990)
28.
K. Nonaka, H.
Kawaguchi, Y. Kawamura, H. Tsuda and K. Kubodera:" Thermal Optical Bistability
in InGaAs/InAlAs MQW
Etalons at 1.5 mm Wavelength" IEEE Photon Technol. Lett.,
vol. 1, No. 3, pp. 55-58, March, (1989)
29.
T. Tadokoro, F. Kobayashi, K. Nonaka, K. Kenji, C. Amano, Y. Itoh,
and T. Kurokawa2.5Gbps operation characteristics of semi-insulating buried heterostructure side-injection-light-controlled bistable laser diode, Appl. Phys. Lett.
, vol.70, pp.2946-2948 (1997)
30.
H. Uenohara, Y.
Kawamura, H. Iwamura, K. Nonaka,
H. Tsuda and T. Kurokawa,"
Operation Characteristics of a Side-Light-Injection Multiple-Quantum-Well Bistable Laser for All-Optical Switching." J. J. Appl.
Phys. Vol. 33, Pt. 1, No. 1B, Jan., pp.815-821(1994)
31.
H.Tsuda, K.Nonaka, K. Hirabayashi, H. Uenohara, H. Iwamura, and T. Kurokawa: " Wide range wavelength conversion
experiments using a side-injection light-controlled bistable
laser diode",Appl. Phys. Lett.
63 (23),6, 3116-3118, (1993).
32.
H. Uenohara, Y.
Kawamura, H. Iwamura, K. Nonaka,
H. Tsuda and T. Kurokawa:"
Set and Reset Operation Dependence on Input Light Intensity of a
Side-light-injection MQW bistable laser",
Electron. Lett., vol. 29, No. 18, pp. 1610-1611,
(1993)
33.
H. Uenohara,
H. Kawamura, Y. IwamurA, K. Nonaka,
H. Tsuda and T. Kurokawa:"
Side-light-injection MQW bistable laser using saturable absorption and gain quenching," Electron. Lett., vol. 28, No. 21, pp.1973-1974, (1992)
34.
Y. Kawamura, K. Nonaka, O. Mikami," Low
threshold current GaInAs/AlInAs
ridge Mqw laser with InP cludding layer," Electronic. Lett.,
12th, vol. 24, No.10, pp. 637-638, May, (1988)
------------------<International Conference>----------------------
<Invited Talk>
1. Koji Nonaka, TOC Invited Talk hRecent revolutions of optical pulse correlation fiber sensing techniqueh 147, 15th Asia Pacific Conference on Communications(APCCf209), Shang-hai, China, Oct., 2009,
2. Koji Nonaka, 2nd ISFT, Harbin, 2009, Keynote Speech g Friutfull Collaboration between different Researchesh
3. Koji Nonaka, "R&D activities about optical interconnection from device, module to ATM applications." in 15th Symposium on optical interconnects and relate technology for computers. (Invited) IBM Watson Center, NY, USA, May,2001
ƒReguloar Talk of International Conference„
1.
H. Kobayashi, T. Tsuzuki, T. Onishi,
Y. Masaoka, X. Xu, and K. Nonaka, gSuppression of long distance instability on remote sensing signal of
pulse correlation measurement in optical fiber sensingh,
International Conference on Optical Fiber Sensors, Beijing, China (2012”N10ŒŽ)
2. Mifang Lu, Koji Nonaka, Hirokazu Kobayashi, Jun Yang, and Libo Yuan, gRegion selectable gas sensing for long distance pipeline maintenanceh, International Conference on Optical Fiber Sensors, Beijing, China (2012”N10ŒŽ)
3. Xu Xunjian and Koji Nonaka , gQuasi-distributed Optical Pulse Correlation Sensing System Based on Partial Reflectorsh L-50, 15th Microoptics Conference(MOCf09), Oct., Tokyo, Japan,(2009)
4. Nobuyasu Kitaoka, Xu Xunjian and Koji Nonaka , gOptical feedback signals wavelength dependence on quality of low time jitter optical short pulse generationh J-73, 15th Microoptics Conference(MOCf09), Oct., Tokyo, Japan,(2009)
5. Xu Xunjian and Koji Nonaka , gHigh Resolution and Wide Dynamic Range Fiber Optic Pulse Correlation Systemh 152, 15th Asia Pacific Conference on Communications(APCCf209), Shang-hai, China, Oct., 2009,
6. Xu Xunjian and Koji Nonaka , gRegional Selectable Distributed Sensor Based on Reflected Optical Pulse Correlation Measurementh SPIE Proceedings : Vol. 7503, 75036J 20th International Conference on Optical Fiber Sensor(OFSf09), SEdimbura, UK, Oct., 2009,
7. Antonio Bueno,Koji Nonaka and Salvador Sales, gNovel system to interrogate distributed fiber strain sensors and point temperature sensors Based on Pulse Correlation and FBGsh SPIE Proceedings : Vol. 7503, 75032L 20th International Conference on Optical Fiber Sensor(OFSf09), Edimbura, UK, Oct., 2009, OFS2009,
8. N. Kitaoka, and Koji Nonaka""MOC'08
9. Xu Xunjian and Koji Nonaka , gRegional Selectable Distributed Sensor Based on Reflected Optical Pulse Correlation Measurementh SPIE Proceedings : POEM2008 (Best Paper Awards)
10. H. Songbin, K. Nonaka," A novel stable and high-sensitive fiber strain sensor based on optical pulse correlation measurement" SMNT'07 S06- 6423-153, July, Harbin, China(2007)
11. H. Songbin, N. Kitaoka, and K. Nonaka" Time jitter investigation in compact and simple time jitter suppressed gain-switched DFB laser module" MOC' 07 , H-65, Oct. Takamatsu, Japan (2007)
12.C. Tangtronbenchasil and K. Nonaka "Widely tunable UV-C generation using wavelength selective external high-Q cavity and blue laser diode" ICPN2007, Dec.,2007, Pattaya. (Second Prize :Best Student Paper Award )
13.Hong Bin Son, Toshinori Suzuki, Minako Sako and Koji Nonaka"High Time Resolution Distributed Fiber-Optic Sensor Based on Optical Pulse Correlation Measurnment", MOC'05, Tu-H40,Tokyo, 2005
14.P. Vesarach, K. Nonaka,K.Ohara" Tunable UV Generation from Extended Cavity DVD Laser Diode and Nonlinear Optical Crystal" CLEO-PR'05 , CWAB3-P40, Tokyo,2005
15."Design of Transmitting and Recieving Section of Optical Wireless Access using PLL" Ampornrat Posri, Masayoshi Tachibana, pp1410-1411, CThC3-P31, IQEC and CLEO-PR 05, July,2005
16. K. Ohara, P. Vesarach and K. Nonaka" 0.2ƒIm Deep UV Generation using 0.4ƒIm Blue Laser Diode with Wavelength Tunable Cavity" CLEO-PR'05 , CFI3-6, Tokyo,2005
17.Koji Nonaka and Hiroaki Mizuno "Simple, Small Size, Low cost and Low Time Jitter Optical Pulse Generator with Wide Range Tunable Repetition Rateh@LEOS Summer Topical Meeting, TuB3.4, San-Diego, 2005
18. Koji Nonaka, Yoshinori Shima, Ampornrat Posri and MAsayoshi Tachibana "Highspeed Optical Micro-cell Wirless System fro Moving User Access Terminal with VCSELs and Receivers-Array" LEOS Summer Topical Meeting, TuA2.3, San-Diego, 2005
19.Koji Nonaka, Minako Sako and Toshinori Suzuki"Optical Pulse Timing Drift Sensing For Fiber Delay Monitoring Using Pulse Correlation and Differential Detection"Tu3, OFS-17, Bruge Belgim ,May, 2005
20.Koji Nonaka and Hiroaki Mizuno "Low Time Jitter Optical Pulse Generator Module with Wide Range Tunable Repetition Rateh@LEOS Annual Meeting, MK5, PuertoRico, 2004
21. Koji Nonaka and Isobe Yoshiyuki "Highspeed Optical Wirless Access with VCSEL-Array Beam Micre-cell Systems"30 th ECOC, We.P.127, Stockholm,2004
22. Koji Nonaka, Masanori Hamada, and Yoshiyuki Isobe,"Highspeed Optical Wireless Access with a Smart Beam Control Mechanism" APOC03,Wuhan,Cina,2003
23. Koji Nonaka ,Hiroaki Mizuno, Shintaro Kono, Haruyuki Kurita and Minako Sako "Sub-Picosecond Timing Jitter Suppression Using Optical Feedback Mechanism for LD Short Pulse Generation" 16th Optical Fiber Sensors (OFS-16), ThP-18,Nara,Oct.,2003
24. Kenji Ohara, Minako Sako, and Koji Nonaka "210 nm ULTRAVIOLET GENERATION USING BLUE-VIOLET LASER DIODE AND BBO SHG CRYSTAL" , in CLEO-Pacific Rim, Taipei, Dec. 2003.
25. Koji Nonaka ,Hiroaki Mizuno, Shintaro Kono, Haruyuki Kurita and Minako Sako "Pulse Timing Jitter Suppression Module Using Timing Controlled Optical Feedback Mechanism For GS-LD" LEOS Summer Topical Meetings 2003. MC3.3,Vancouver,2003
26. Koji Nonaka"Network Interactive Lecture Textnote: Clickable Web Site Text Note for Preparation and Reviewing." InSITE2002, Kochi, Jan. 2002
27. K. Nonaka, H.Takara, and K. Uchiyama : Picosecond Optical Pulse Timing Control Using Double Pulses, TDM1-4, 25th European Conference on Optical Comunication (ECOC'99).
28. K. Nonaka, H.Takara, A. Takada, and K. Uchiyama : Bit-rate flexible all-optical RZ/NRZ transformation with saturable absorption laser diode, CLEO'98, CMA6, pp. 5-6 (1998)
29. Koji Nonaka, Fumihiko Kobayashi, Takashi Tadokoro, Kenji Kishi, Chikara Amano, Yoshio Itoh and Takashi Kurokawa "Direct Optical Demux from 10Gbit/s to 2.5Gbit/s NRZ Signals"Using a Side-Injection-Light-Controlled Bistable Laser Diode" OSA Topical meeting Photonics in Switching 97'
30. T. Tadokoro, F. Kobayashi,K.Kishi, K. Nonaka, C.Amano, Y.Itoh, H.Mori and T.Kurokawa, " Semi-insulating buried heterostructure side-injection light-controlled bistable laser diode" 15th IEEE Int.Semiconductor Laser Conference, M4.4, pp.33-44 ,1996
31. K. Nonaka and T. Kurokawa " All-optical clock recovery using a SILC-LD with a feedback loop" TuA3, International Topical meeting on Optical Computing96'
32.K. Nonaka, Y. Noguchi and T. Kurokawa," Wavelength convertor module with digital signal regeneration function" WJ4, pp83-84, CLEO-Pacific Rim95'
33. K. Nonaka and T. Kurokawa, " Simultanious demultiplexing and wavelength conversion of NRZ optical signal using a side-injection-light-controlled bistable laser diode" TuA1-1, pp50-52, LEOS Summer meeting 95' Semiconductor Lasers
34. K. Nonaka, Y.Noguchi, H. Tsuda, and T. Kurokawa," Digital Signal Regeneration with Side-Injection Light-Controlled Bistable Laser Diode" 14th IEEE International Semiconductor Laser-diode Conferencee, TH2.4, 229-230, 1994.
35. H.Tsuda, K.Nonaka, K. Hirabayashi, H. Uenohara, H. Iwamura, and T. Kurokawa, "2.1GHz wavelength conversion over a 100 nm input range with a side-injection light-controlled bistable laser diode", IPR'93, PD2, 6-10,1993.
36. K. Nonaka, H. Tsuda, K. Hirabayashi and T. Kurokawa," Digitally Regenerating Optical-Fiber-Loop Memory with a Side-Injection Light-Controlled Bistable Laser Diode", ECOC'93, TuC6.3, 285-288, 1993.
37. K. Nonaka, H. Tsuda, T. Kurokawa, H. Uenohara and H. Iwamura," Side-injection Light-controlled Bistable Laser Diode with InGaAs/InP MQW Saturable Absorption Region," 13th IEEE international Semiconductor Laser Conference, D-6, pp132-133, 1992
38. K. Nonaka, Y. Kawamura and K. Kubodera," Electronic optical bistability in an InGaAs/InAlAs MQW etalon at 1.5 _m wavelength," Topical meeting on Optical Computing 90' , Kobe, 9F4, pp. 124-125, 1990
==========================================Japanese Domestic Activity=======================================
<Domestic Conferences>u‘“àŠw‰ïEŒ¤‹†‰ïEƒVƒ“ƒ|ƒWƒEƒ€iµ‘Òu‰‰‚ðŠÜ‚Þjv‘½”
(µ‘Òu‰‰)
1. ¬—ÑO˜a, “s’zŽõ—, ‘å¼—˜•, ³‰ª—T•½, ™ŒMŒ’, –ì’†O“ñ, gŒõƒpƒ‹ƒX‘ŠŠÖ‚ð—p‚¢‚½Lˆæƒtƒ@ƒCƒoƒZƒ“ƒVƒ“ƒO‚É‚¨‚¯‚é•sˆÀ’è«‚Ì—}ˆ³h, “dŽqî•ñ’ÊMŠw‰ïŒõƒGƒŒƒNƒgƒƒjƒNƒXŒ¤‹†‰ï, ‰ªŽR‘åŠw (2012”N3ŒŽ)
2. 2008”N1ŒŽ18“ú@“d‹CŠw‰ïŒv‘ª‹ZpŒ¤‹†‰ï(‚’m)@µ‘Òu‰‰@–ì’†O“ñA‘vg•jA–k‰ªLN "’ZŒõƒpƒ‹ƒXŽžŠÔ‘ŠŠÖ‚ðŽg‚Á‚½LˆæŒõƒtƒ@ƒCƒoƒZƒ“ƒVƒ“ƒO‚ÌŒŸ“¢"
3. CS-4-3@iµ‘Òu‰‰j–Ê”ŒõƒŒ[ƒU‚ð—p‚¢‚½Œõƒ}ƒCƒNƒƒZƒ‹•ûŽ®‰®“àŒõ–³ü’ÊM ›–ì’†O“ñE‹k@¹—Çi‚’mH‰È‘åj
4. Œõ‹óŠÔ’ÊMƒtƒH[ƒ‰ƒ€2005hƒ‰ƒXƒg10ƒ[ƒgƒ‹‰®“àŒõ–³üLAN‚ÌŒ¤‹†‚ÆAƒ‰ƒXƒg10ƒ}ƒCƒ‹’nˆæ–³üƒlƒbƒgƒ[ƒN‚̉ۑèhiµ‘Òu‰‰j–ì’†O“ñA2005
E¬Œ´ Œ’Ž¡, ƒxƒTƒ‰ƒbƒ`, ƒvƒ‰ƒbƒgƒJƒZƒ€, –ì’† O“ñ h ÂF”¼“±‘̃Œ[ƒU‚ð—p‚¢‚½•¡‡‹¤UŠí‚É‚æ‚é220nmއŠOŒõ‚Ì”¶"Optics JapanA5pH2 ,2004
E–ì’†O“ñ@hŒõƒ}ƒCƒNƒƒZƒ‹ƒr[ƒ€‚ð—p‚¢‚½ˆÚ“®‚É_“î‚ȉ®“à‚‘¬Œõ–³üƒVƒXƒeƒ€"Optics JapanA4pH8A2004
EPratkasem Vesarach, Kenji Ohara and Koji Nonaka "330nm Ultraviolet generation using DVD laser diode and BBO SHG crystal under the cavity condition." “d‹CŠÖ˜AŽl‘Žx•”˜A‡‘å‰ï17-26, p334, 2004(Best Presentation Awards)
EKoji Nonaka, *Keita Watanabe and Hiroshi Kanbe "Low timing jitter condition for optical short pulse by using simple optical feedback circuit" 30th Meeting of Lightwave Sensing Technol. , LST30-4Tokyo,Dec., 2002