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1

Further evidence of normal mode Rossby waves

Toshihiko Hirooka, Isamu Hirota

Journal:

Pure and Applied Geophysics

Year:

1989

Language:

english

File:

PDF, 709 KB

english, 1989

2

Chirped soliton interaction in strongly dispersion-managed wavelength-division-multiplexing systems

Hirooka, Toshihiko, Hasegawa, Akira

Journal:

Year:

1998

Language:

english

File:

PDF, 281 KB

english, 1998

3

[IEEE 2013 IEEE Region 10 Humanitarian Technology Conference (R10-HTC) - Sendai, Miyagi, Japan (2013.08.26-2013.08.29)] 2013 IEEE Region 10 Humanitarian Technology Conference - Dynamic optical transport connection with a 100 Gbit/s digital coherent optical transponder for disaster-resilient networking

Hirooka, Toshihiko, Nakazawa, Masataka, Kubota, Hirokazu, Komukai, Tetsuro, Sakano, Toshikazu

Year:

2013

Language:

english

File:

PDF, 584 KB

english, 2013

4

Single-Carrier 800-Gb/s 32 RZ/QAM Coherent Transmission Over 225 km Employing a Novel RZ-CW Conversion Technique

Kasai, Keisuke, Otuya, David Odeke, Yoshida, Masato, Hirooka, Toshihiko, Nakazawa, Masataka

Journal:

IEEE Photonics Technology Letters

Year:

2012

Language:

english

File:

PDF, 439 KB

english, 2012

5

ABCD matrix formalism of time-domain optical Fourier transformation for distortion-free pulse transmission

Nakazawa, Masataka, Hirooka, Toshihiko

Journal:

IEICE Electronics Express

Year:

2006

Language:

english

File:

PDF, 227 KB

english, 2006

6

[OSA Optical Fiber Communication Conference - Anaheim, CA (2013..-..)] Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2013 - A Single-Channel, 1.6 Tbit/s 32 QAM Coherent Pulse Transmission Over 150 km With RZ-CW Conversion and FDE Techniques

Otuya, David O., Kasai, Keisuke, Hirooka, Toshihiko, Yoshida, Masato, Nakazawa, Masataka, Hara, Tokutaka, Oikawa, Satoshi

Year:

2013

Language:

english

File:

PDF, 588 KB

english, 2013

7

[IEEE 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC) - Fukuoka, Japan (2019.7.7-2019.7.11)] 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC) - GAWBS Noise Characteristics in Digital Coherent Transmission in Various Optical Fibers

Takefushi, Naoya, Yoshida, Masato, Kasai, Keisuke, Hirooka, Toshihiko, Nakazawa, Masataka

Year:

2019

Language:

english

File:

PDF, 1.23 MB

english, 2019

8

[IEEE 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC) - Fukuoka, Japan (2019.7.7-2019.7.11)] 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC) - Sub-Picosecond Optical Switch over Entire C-Band by Using Nonlinear Optical Loop Mirror

Hirata, Ryoya, Hirooka, Toshihiko, Yoshida, Masato, Nakazawa, Masataka

Year:

2019

Language:

english

File:

PDF, 865 KB

english, 2019

9

Dependence of electroluminescent properties on cathode metalsin PVCz double-layered organic EL devices

Shinji Kawakami, Masahiko Kitagawa, Hiroyuki Kusano, Daisuke Morita, Yoshinori Horii, Yasuo Hirooka, Kazuaki Hatano, Tatsuhiro Sawada, Toshihiko Tsushima, Hiroshi Kobayashi

Journal:

Thin Solid Films

Year:

2000

Language:

english

File:

PDF, 167 KB

english, 2000

10

Enhanced somatostatin secretion into the gastric juice with recovery of basal acid output after Helicobacter pylori eradication in gastric ulcers

TOSHIHIKO HAYAKAWA, HIROSHI KANEKO, TOSHIHIRO KONAGAYA, KAORI SHINOZAKI, AKIHITO KASAHARA, YASUSHI FUNAKI, SHOZABURO MORI, TAKIO YOKOI, YOSHIFUMI HIROOKA, KAZUO KUSUGAMI, SHINICHI KAKUMU

Journal:

Journal of Gastroenterology and Hepatology

Year:

2003

Language:

english

File:

PDF, 112 KB

english, 2003

11

Confocal endomicroscopy for phenotypic diagnosis of gastric cancer

Kakunori Banno, Yasumasa Niwa, Ryoji Miyahara, Masanao Nakamura, Toshihiko Nagaya, Tetsuro Nagasaka, Osamu Watanabe, Takafumi Ando, Hiroki Kawashima, Naoki Ohmiya, Akihiro Itoh, Yoshiki Hirooka, Hidem

Journal:

Journal of Gastroenterology and Hepatology

Year:

2010

Language:

english

File:

PDF, 510 KB

english, 2010

12

A Major Stratospheric Sudden Warming Event in January 2009

Harada, Yayoi, Goto, Atsushi, Hasegawa, Hiroshi, Fujikawa, Norihisa, Naoe, Hiroaki, Hirooka, Toshihiko

Journal:

Journal of the Atmospheric Sciences

Year:

2010

Language:

english

File:

PDF, 6.41 MB

english, 2010

13

[IEEE 2011 International Conference on Complex, Intelligent and Software Intensive Systems (CISIS) - Seoul, Korea (South) (2011.06.30-2011.07.2)] 2011 International Conference on Complex, Intelligent, and Software Intensive Systems - A Touch Screen Interface Design with Tactile Feedback

Nishino, Hiroaki, Goto, Ryotaro, Kagawa, Tsuneo, Yoshida, Kazuyuki, Utsumiya, Kouichi, Hirooka, Junji, Osada, Toshihiko, Nagatomo, Nobuhiro, Aoki, Eiji

Year:

2011

Language:

english

File:

PDF, 1.19 MB

english, 2011

14

Preface

Michel Chbat, Toshihiko Hirooka, Andreas Leven, Glenn Wellbrock

Journal:

Optical Fiber Technology

Year:

2011

Language:

english

File:

PDF, 102 KB

english, 2011

15

Comparison between polarization-multiplexed DPSK and single-polarization DQPSK in 640 Gbaud, 1.28 Tbit/s–500 km single-channel transmission

Yutaro Tomiyama, Koudai Harako, Pengyu Guan, Toshihiko Hirooka, Masataka Nakazawa

Journal:

Optical Fiber Technology

Year:

2011

Language:

english

File:

PDF, 1.22 MB

english, 2011

16

Managing nonlinearity in strongly dispersion-managed optical pulse transmission

Ablowitz, Mark J., Hirooka, Toshihiko

Journal:

Journal of the Optical Society of America B

Year:

2002

Language:

english

File:

PDF, 284 KB

english, 2002

17

Higher-order asymptotic analysis of dispersion-managed transmission systems: solutions and their characteristics

Ablowitz, Mark J., Hirooka, Toshihiko, Inoue, Takashi

Journal:

Journal of the Optical Society of America B

Year:

2002

Language:

english

File:

PDF, 272 KB

english, 2002

18

Distortion-free optical transmission using time-domain optical Fourier transformation and transform-limited optical pulses

Nakazawa, Masataka, Hirooka, Toshihiko

Journal:

Journal of the Optical Society of America B

Year:

2005

Language:

english

File:

PDF, 354 KB

english, 2005

19

10 GHz, 11 ps optical pulse generation from a regeneratively mode-locked Yb fiber laser in the 11 μm band

Koizumi, Kengo, Yoshida, Masato, Hirooka, Toshihiko, Nakazawa, Masataka

Journal:

Year:

2011

Language:

english

File:

PDF, 1.91 MB

english, 2011

20

256 Tbit/s/ch polarization-multiplexed DQPSK transmission over 300 km using time-domain optical Fourier transformation

Guan, Pengyu, Hirano, Toshiyuki, Harako, Koudai, Tomiyama, Yutaro, Hirooka, Toshihiko, Nakazawa, Masataka

Journal:

Year:

2011

Language:

english

File:

PDF, 2.16 MB

english, 2011

21

Novel RZ-CW conversion scheme for ultra multi-level, high-speed coherent OTDM transmission

Nakazawa, Masataka, Kasai, Keisuke, Yoshida, Masato, Hirooka, Toshihiko

Journal:

Year:

2011

Language:

english

File:

PDF, 1.32 MB

english, 2011

22

Resonant nonlinear intrachannel interactions in strongly dispersion-managed transmission systems

Ablowitz, Mark J., Hirooka, Toshihiko

Journal:

Year:

2000

Language:

english

File:

PDF, 89 KB

english, 2000

23

Quasi-linear optical pulses in strongly dispersion-managed transmission systems

Ablowitz, Mark J., Hirooka, Toshihiko, Biondini, Gino

Journal:

Year:

2001

Language:

english

File:

PDF, 87 KB

english, 2001

24

Intrachannel pulse interactions in dispersion-managed transmission systems: timing shifts

Ablowitz, Mark J., Hirooka, Toshihiko

Journal:

Year:

2001

Language:

english

File:

PDF, 92 KB

english, 2001

25

Intrachannel pulse interactions in dispersion-managed transmission systems: energy transfer

Ablowitz, Mark J., Hirooka, Toshihiko

Journal:

Year:

2002

Language:

english

File:

PDF, 91 KB

english, 2002

26

Collision-induced timing shifts in dispersion-managed soliton systems

Ablowitz, Mark J., Biondini, Gino, Biswas, Anjan, Docherty, Andrew, Hirooka, Toshihiko, Chakravarty, Sarbarish

Journal:

Year:

2002

Language:

english

File:

PDF, 95 KB

english, 2002

27

Incomplete collisions in strongly dispersion-managed return-to-zero communication syst ems

Ablowitz, Mark J., Docherty, Andrew, Hirooka, Toshihiko

Journal:

Year:

2003

Language:

english

File:

PDF, 490 KB

english, 2003

28

Parabolic pulse generation by use of a dispersion-decreasing fiber with normal group-velocity dispersion

Hirooka, Toshihiko, Nakazawa, Masataka

Journal:

Year:

2004

Language:

english

File:

PDF, 366 KB

english, 2004

29

Stimulated Brillouin scattering in dispersion-decreasing fiber with ultrahigh-speed femtosecond soliton pulse compression

Hirooka, Toshihiko, Ono, Shinpei, Hagiuda, Ken-ichi, Nakazawa, Masataka

Journal:

Year:

2005

Language:

english

File:

PDF, 988 KB

english, 2005

30

40-GHz, 100-fs stimulated-Brillouin-scattering-free pulse generation by combining a mode-locked laser diode and a dispersion-decreasing fiber

Hagiuda, Ken-ichi, Hirooka, Toshihiko, Nakazawa, Masataka, Arahira, Shin, Ogawa, Yoh

Journal:

Year:

2005

Language:

english

File:

PDF, 113 KB

english, 2005

31

Polymer saturable absorber materials in the 1.5 μm band using poly-methyl-methacrylate and polystyrene with single-wall carbon nanotubes and their application to a femtosecond laser

Nakazawa, Masataka, Nakahara, Seiji, Hirooka, Toshihiko, Yoshida, Masato, Kaino, Toshikuni, Komatsu, Kyoji

Journal:

Year:

2006

Language:

english

File:

PDF, 330 KB

english, 2006

32

Bright and dark 40 GHz parabolic pulse generation using a picosecond optical pulse train and an arrayed waveguide grating

Hirooka, Toshihiko, Nakazawa, Masataka, Okamoto, Katsunari

Journal:

Year:

2008

Language:

english

File:

PDF, 334 KB

english, 2008

33

In vitro effects of endothelin-1 on somatostatin and thyrotropin-releasing hormone release from the rat stomach

Terunori Mitsuma, Hiroshi Kaneko, Yoshifumi Hirooka, Shouzaburo Mori, Yuichi Mori, Koshin Adachi, Sayuri Yamamoto, Toshihiko Hayakawa, Chikara Yamaguchi, Motoaki Uruma, Nebi Rhue, Jing Ping, Tsuyoshi

Journal:

Year:

1998

Language:

english

File:

PDF, 292 KB

english, 1998

34

Charge transport in PVCz EL using multi-layered PVCz film doped with Cz

Daisuke Morita, Masahiko Kitagawa, Hiroyuki Kusano, Shinji Kawakami, Toshihiko Tsushima, Tatsuhiro Sawada, Kazuaki Hatano, Yasuo Hirooka, Hiroshi Kobayashi

Journal:

Synthetic Metals

Year:

2000

Language:

english

File:

PDF, 260 KB

english, 2000

35

Influence of stratospheric circulation on the predictability of the tropospheric Northern Annular Mode

Mukougawa, Hitoshi, Hirooka, Toshihiko, Kuroda, Yuhji

Journal:

Geophysical Research Letters

Year:

2009

Language:

english

File:

PDF, 305 KB

english, 2009

36

Natural History of the Esophageal Carcinoma -Prospective and Retrospective Study By Endoscopy

Toshihiko Nagaya, Yasumasa Niwa, Ryoji Miyahara, Masanao Nakamura, Yoichi Iguchi, Yoshiko Kodama, Kakunori Banno, Osamu Maeda, Takafumi Ando, Akihiro Itoh, Naoki Ohmiya, Yoshiki Hirooka, Hidemi Goto

Journal:

Gastrointestinal Endoscopy

Year:

2008

Language:

english

File:

PDF, 46 KB

english, 2008

37

Confocal Endomicroscopy for a Phenotypic Diagnosis of Gastric Cancers

Kakunori Banno, Yasumasa Niwa, Ryoji Miyahara, Masanao Nakamura, Masaaki Kurahashi, Toshihiko Nagaya, Hidezumi Tatematsu, Hiroki Kawashima, Akihiro Itoh, Naoki Ohmiya, Yoshiki Hirooka, Osamu Watanabe,

Journal:

Gastrointestinal Endoscopy

Year:

2009

Language:

english

File:

PDF, 39 KB

english, 2009

38

Endoscopic Ultrasound Elastography (EUS-EG) for Gastrointestinal Stromal Tumor (GIST)

Ryoji Miyahara, Yasumasa Niwa, Masaaki Kurahashi, Toshihiko Nagaya, Kakunori Banno, Hidezumi Tatematsu, Masanao Nakamura, Hiroki Kawashima, Akihiro Itoh, Naoki Ohmiya, Yoshiki Hirooka, Osamu Watanabe,

Journal:

Gastrointestinal Endoscopy

Year:

2009

Language:

english

File:

PDF, 38 KB

english, 2009

39

S1512: The Present Situation of Esophageal ESD in Our Hospital

Kakunori Banno, Ryoji Miyahara, Toshihiko Nagaya, Masanao Nakamura, Hiroki Kawashima, Akihiro Itoh, Naoki Ohmiya, Yoshiki Hirooka, Osamu Watanabe, Osamu Maeda, Takafumi Ando, Hidemi Goto

Journal:

Gastrointestinal Endoscopy

Year:

2010

Language:

english

File:

PDF, 197 KB

english, 2010

40

T1504: Endoscopic Ultrasound Elastography (EUS-EG) Is Useful to Distinguish Between Gastrointestinal Stromal Tumor (GIST) and Leiomyoma

Ryoji Miyahara, Yoshiki Hirooka, Toshihiko Nagaya, Kakunori Banno, Masanao Nakamura, Hiroki Kawashima, Akihiro Itoh, Naoki Ohmiya, Osamu Watanabe, Osamu Maeda, Takafumi Ando, Hidemi Goto

Journal:

Gastrointestinal Endoscopy

Year:

2010

Language:

english

File:

PDF, 121 KB

english, 2010

41

Surface Roughness Control Based on Digital Copy Milling Concept to Achieve Autonomous Milling Operation

Toshihiko Hirooka, Tomokazu Kobayashi, Atsushi Hakotani, Ryuta Sato, Keiichi Shirase

Journal:

Year:

2012

Language:

english

File:

PDF, 1.42 MB

english, 2012

42

Dynamical quantifications of ozone minihole formation in both hemispheres

Iwao, Koki, Hirooka, Toshihiko

Journal:

Journal of Geophysical Research

Year:

2006

Language:

english

File:

PDF, 5.39 MB

english, 2006

43

Characteristics of atmospheric gravity wave activity in the polar regions revealed by GPS radio occultation data with CHAMP

Hei, Hayato, Tsuda, Toshitaka, Hirooka, Toshihiko

Journal:

Journal of Geophysical Research

Year:

2008

Language:

english

File:

PDF, 1.54 MB

english, 2008

44

Variations of mean zonal winds relating to the ozone hole

Kawahira, Kohji, Hirooka, Toshihiko

Journal:

Journal of Geophysical Research

Year:

1992

Language:

english

File:

PDF, 575 KB

english, 1992

45

Interannual temperature changes in the Antarctic lower stratosphere-A relation to the ozone hole

Kawahira, Kohji, Hirooka, Toshihiko

Journal:

Geophysical Research Letters

Year:

1989

Language:

english

File:

PDF, 620 KB

english, 1989

46

Marine meteorology Apparatus and methods

Nagaya, Toshihiko, Niwa, Yasumasa, Miyahara, Ryoji, Nakamura, Masanao, Kurahashi, Masaaki, Banno, Kakunori, Tatematsu, Hidezumi, Kawashima, Hiroki, Itoh, Akihiro, Ohmiya, Naoki, Hirooka, Yoshiki, Wata

Journal:

Deep Sea Research Part B. Oceanographic Literature Review

Year:

1980

Language:

english

File:

PDF, 469 KB

english, 1980

47

Diagnosis of Pain Degree in Transnasal Endoscopy Judging from Degree of Nasal Ventilation

Nagaya, Toshihiko, Niwa, Yasumasa, Miyahara, Ryoji, Nakamura, Masanao, Kurahashi, Masaaki, Banno, Kakunori, Tatematsu, Hidezumi, Kawashima, Hiroki, Itoh, Akihiro, Ohmiya, Naoki, Hirooka, Yoshiki, Wata

Journal:

Gastrointestinal Endoscopy

Year:

2009

Language:

english

File:

PDF, 42 KB

english, 2009

48

Second-Order PMD-Induced Crosstalk Between Polarization-Multiplexed Signals and Its Impact on Ultrashort Optical Pulse Transmission

Hirooka, Toshihiko, Harako, Koudai, Guan, Pengyu, Nakazawa, Masataka

Journal:

Journal of Lightwave Technology

Year:

2013

Language:

english

File:

PDF, 1.46 MB

english, 2013

49

[IEEE 2008 34th European Conference on Optical Communication - Brussels, Belgium (2008.09.21-2008.09.25)] 2008 34th European Conference on Optical Communication - 320 Gbit/s single-polarization DPSK transmission over 525 km using time-domain optical fourier transformation

Hirooka, Toshihiko, Masatada Okazaki,, Pengyu Guan,, Nakazawa, Masataka

Year:

2008

Language:

english

File:

PDF, 384 KB

english, 2008

50

[IEEE 2006 32nd European Conference on Optical Communications - (ECOC 2006) - Cannes, France (2009.09.24-2006.09.28)] 2006 European Conference on Optical Communications - 10 Gb/s×4 channel WDM transmission over a 3 km-long photonic crystal fiber in the 800 nm region

Hasegawa, Hideaki, Oikawa, Yosuke, Hirooka, Toshihiko, Yoshida, Masato, Suzuki, Kenya, Inoue, Yasuyuki, Nakazawa, Masataka

Year:

2006

Language:

english

File:

PDF, 293 KB

english, 2006