- T. Kosugi; A. Hirata; T. Nagatsuma, and Y. Kado, "MM-wave Long-range Wireless Systems", IEEE Microwave Magazine Vol. 10, Issue 2, pp. 68-76 (2009).
- A. Hirata, R. Yamaguchi, T. Kosugi, H. Takahashi, K. Murata,T. Nagatsuma, N. Kukutsu, Y. Kado, N. Iai, S. Okabe, S. Kimura, H. Ikegawa, H. Nishikawa, T. Nakayama, T. Inada, "10-Gbit/s Wireless Link Using InP HEMT MMICs for Generating 120-GHz-Band Millimeter-Wave Signal", IEEE Microwave Theory and Tech. Transactions Vol. 57 , Issue 5 , Part 1, 1102-1109(2009).
- S. Kohjiro; K. Kikuchi, M. Maezawa, T. Furuta, A. Wakatsuki, N. Shimizu, T. Nagatsuma, Y. Kado, H. Ito, and A. Shoji, "SIS Mixers as a Noise Detector for Optimization of Photonic Local Oscillators in Terahertz Range", IEEE Trans. Applied Superconductivity Vol.19 , Issue 3 , Part 1, pp. 389-394(2009).
- Tadao Nagatsuma, Hiroshi Ito, and Tadao Ishibashi, "Generating Millimeter and Terahertz Waves", IEEE Microwave Magazine Vol. 10, Issue 4, pp. 64-74 (2009).
- ‰i�È’‰•v�A�gƒeƒ‰ƒwƒ‹ƒc‹Z�p‚Ì�Å�V“®Œü‚Æ�¡Œã‚Ì“W–]�h�AƒIƒvƒgƒjƒ…�[ƒY Vol.3, No.5, pp. 8-15 (2009).
- ‰i�È’‰•v�C“s�b�_–F�C–]ŒŽ�ÍŽu�C‰ª�@ˆê�C‹v�X’Ã’¼�Æ�C–å—Eˆê�A�gƒ}ƒCƒNƒ�”g�Eƒ~ƒŠ”g‚ð—p‚¢‚½�\‘¢•¨�f’f‹Z�p‚Ì�ŋ߂̓®Œü�h�AŒv‘ª‚Æ�§Œä Vol. 48, No.10, pp. 767-772 (2009).
- H. -J. Song, K. Ajito, A. Hirata, A. Wakatsuki, Y. Muramoto, N. Kukutsu, T. Nagatsuma, and Y. Kado, "8Gbps Wireless Data Transmission at 250 GHz", Electron. Lett. Vol. 45, No. 22, p.1121-1122(2009).
- –¡ŒË�Ž—T�C�ã–ì—TŽq�C–F‰ê�P”V�C‹v�X’Ã’¼�Æ�C‰i�È’‰•v�A�gƒeƒ‰ƒwƒ‹ƒc•ªŒõ‚̃oƒCƒI�Eƒ�ƒfƒBƒJƒ‹‰ž—p�h�A‰ž—p“dŽq•¨�«•ª‰È‰ïŽ� ‘æ16Šª, 1�†(2010).
- Shintaro Hisatake, Keiji Tada, and Tadao Nagatsuma, "Generation of an optical frequency comb with a Gaussian spectrum using a linear time-to-space mapping system", Optics Express Vol.18, No.5, pp. 4748- 4757(2010).
- Tadao Nagatsuma, Akira Kaino, Shintaro Hisatake, Katsuhiro Ajito, Ho-Jin Song , Atsushi Wakatsuki, Yoshifumi Muramoto, Naoya Kukutsu, Yuichi Kado, "Continuous-wave Terahertz Spectroscopy System Based on Photodiodes", PIERS Online Vol. 6, No. 4, pp. 390-394 (2010).
- H. Ito, T. Furuta, S. Kodama, K. Yoshino, T. Nagatsuma, and Z. Wang, �g10 Gbit/s operation of uni-travelling-carrier photodiode module at 2.6 K,�h Electronics Letters, Vol. 44, NO. 2, pp. 149-150 (2008).
- H.-J. Song, N. Shimizu, and T. Nagatsuma, �gGeneration of two-mode optical signals with broadband frequency tunability and low sspurious signal level,�h Optics Express, Vol. 15, No. 22, pp. 14901-14906 (2007).
- Y. Fujii, Y. Fujiwara, S. Okumura, K. Narahara, and T. Nagatsuma, �gNondestructive detection of termites using a millimeter-wave imaging technique,�h Forest Products Journal, Vol. 57, Issue 10 (2007).
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- ‹v•��M‘¾˜Y, ŠL–ì�², •Û“c—F�», ‰i�È’‰•v, �gPhase Velocity Estimation of a Microstrip Line in a Stoichiometric Periodically Domain-Inverted LiTaO3 Modulator Using Electro-Optic Sampling Technique,�h Advances in OptoElectronics,�h Vol. 2008 Article ID 752847(2008).
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- “s�b�_–F, ‹v�X’Ã’¼�Æ, ˆÉ“¡ �O, ‰i�È’‰•v, �gSensitivity-Stabilized Fiber�[Mounted Electrooptic Probe for Electoric Field Mapping,�h IEEE Journal Lightwave Tech., Vol.26,No.15,pp.2700-2705 (2008).
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- –‡“c–¾•F, �‚‹´�G�s, ŽRŒû—Ljê, �¬�™•q•F, ‘º“c�_ˆê, ‰i�È’‰•v, ‹v�X’Ã’¼�Æ, –å —Eˆê, �g Transmission Characteristics of 120-GHz-Band Wireless Link Using Radio-on-Fiber Technologies,�hIEEE Journal Lightwave Tech., Vol.26,No.15,pp.2338-2344 (2008).
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