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• Ultrafast exciton spin relaxation in GaAs/AlGaAs and CdMnTe multiple quantum wells

  Takagi, Y., Adachi, S., Takeyama, S., Tackeuchi, A., Muto, S. & Dubowski, J. J., 1994 Jan, In: Journal of Luminescence. 58, 1-6, p. 202-205 4 p.

  Research output: Contribution to journal › Article › peer-review
  7 Citations (Scopus)

• Ultrafast Growth of a Cu(OH)₂-CuO Nanoneedle Array on Cu Foil for Methanol Oxidation Electrocatalysis

  Anantharaj, S., Sugime, H. & Noda, S., 2020 Jun 17, In: ACS Applied Materials and Interfaces. 12, 24, p. 27327-27338 12 p.

  Research output: Contribution to journal › Article › peer-review
  52 Citations (Scopus)

• Ultrafast monolithic receiver OEIC composed of multimode waveguide p-i-n photodiode and HEMT distributed amplifier

  Takahata, K., Muramoto, Y., Fukano, H., Kato, K., Kozen, A., Kimura, S., Imai, Y., Miyamoto, Y., Nakajima, O. & Matsuoka, Y., 2000 Jan, In: IEEE Journal on Selected Topics in Quantum Electronics. 6, 1, p. 31-37 7 p.

  Research output: Contribution to journal › Article › peer-review
  21 Citations (Scopus)

• Ultrafast monolithic receiver OEIC module operating at over 40Gbit/s

  Takahata, K., Miyamoto, Y., Muramoto, Y., Fukano, H. & Matsuoka, Y., 1999 Feb 18, In: Electronics Letters. 35, 4, p. 322-324 3 p.

  Research output: Contribution to journal › Article › peer-review
  11 Citations (Scopus)

• Ultrafast near-field microscope imaging of electron and phonon relaxation in single gold nanoparticle

  Imura, K., Nagahara, T. & Okamoto, H., 2004 Dec 1, In: Springer Series in Chemical Physics. 79, p. 655-657 3 p.

  Research output: Contribution to journal › Article › peer-review

• Ultrafast near-field microscopy of single gold nanoparticles

  Imura, K. & Okamoto, H., 2007 May 24, Ultrafast Phenomena in Semiconductors and Nanostructure Materials XI and Semiconductor Photodetectors IV. 647103. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6471).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrafast optical packet processing technologies based on novel hybrid optoelectronic devices

  Takenouchi, H., Nakahara, T., Takahata, K. & Takahashi, R., 2004 Jul 1, In: NTT Technical Review. 2, 7, p. 47-56 10 p.

  Research output: Contribution to journal › Article › peer-review
  1 Citation (Scopus)

• Ultrafast optical sampling pump-probe measurement of exciton spin relaxation in GaAs/AlGaAs quantum wells

  Adachi, S., Takeyama, S., Takagi, Y., Tackeuchi, A. & Muto, S., 1996, In: Applied Physics Letters. 68, 7, p. 964-966 3 p.

  Research output: Contribution to journal › Article › peer-review
  18 Citations (Scopus)

• Ultrafast optical sampling spectroscopy of exciton dynamics in quantum wells

  Adachi, S., Takeyama, S., Takagi, Y., Tackeuchi, A. & Muto, S., 1996, In: Progress in Crystal Growth and Characterization of Materials. 33, 1-3, p. 117-120 4 p.

  Research output: Contribution to journal › Article › peer-review
  1 Citation (Scopus)

• Ultrafast optoelectronic packet processing for asynchronous, optical-packet-switched networks [Invited]

  Takahashi, R., Nakahara, T., Takahata, K., Takenouchi, H., Yasui, T., Kondo, N. & Suzuki, H., 2004, In: Journal of Optical Networking. 3, 12, p. 914-930 17 p.

  Research output: Contribution to journal › Article › peer-review
  73 Citations (Scopus)

• Ultrafast photoinduced changes of eigenfunctions of localized plasmon modes in gold nanorods

  Imura, K. & Okamoto, H., 2008 Jan 2, In: Physical Review B - Condensed Matter and Materials Physics. 77, 4, 041401.

  Research output: Contribution to journal › Article › peer-review
  19 Citations (Scopus)

• Ultrafast photoinduced electron transfer in face-to-face charge-transfer π-complexes of planar porphyrins and hexaazatriphenylene derivatives

  Aoki, T., Sakai, H., Ohkubo, K., Sakanoue, T., Takenobu, T., Fukuzumi, S. & Hasobe, T., 2015 Feb 1, In: Chemical Science. 6, 2, p. 1498-1509 12 p.

  Research output: Contribution to journal › Article › peer-review
  31 Citations (Scopus)

• Ultrafast photonic interfaces for storage networking using serial-to-parallel and parallel-to-serial conversion

  Suzuki, H., Takahashi, R., Nakahara, T., Takenouchi, H., Takahata, K., Yasui, T., Kondo, N. & Yumoto, J., 2003, In: Proceedings of SPIE - The International Society for Optical Engineering. 5069, p. 35-44 10 p.

  Research output: Contribution to journal › Conference article › peer-review
  1 Citation (Scopus)

• Ultrafast production of silicon via aluminothermic reduction of tetrachlorosilane in a thermal plasma jet

  Shinoda, K., Murakami, H., Sawabe, Y. & Saegusa, K., 2012 Aug 1, In: Chemical Engineering Journal. 198-199, p. 61-64 4 p.

  Research output: Contribution to journal › Article › peer-review
  7 Citations (Scopus)

• Ultrafast response of plasmalike reflectivity edge in (TMTTF)2As F6 driven by a 7-fs 1.5-cycle strong-light field

  Naitoh, Y., Kawakami, Y., Ishikawa, T., Sagae, Y., Itoh, H., Yamamoto, K., Sasaki, T., Dressel, M., Ishihara, S., Tanaka, Y., Yonemitsu, K. & Iwai, S., 2016 Apr 19, In: Physical Review B. 93, 16, 165126.

  Research output: Contribution to journal › Article › peer-review
  14 Citations (Scopus)

• Ultrafast Silicon MZI Optical Switch with Periodic Electrodes and Integrated Heat Sink

  Kita, T. & Mendez-Astudillo, M., 2021 Aug 1, In: Journal of Lightwave Technology. 39, 15, p. 5054-5060 7 p., 9439190.

  Research output: Contribution to journal › Article › peer-review

• Ultrafast spin relaxation in quantum-confined structures for all-optical switching

  Wada, O., Tackeuchi, A., Nishikawa, Y. & Nishimura, T., 1998 Dec 1, In: Proceedings of SPIE - The International Society for Optical Engineering. 3283, p. 602-613 12 p.

  Research output: Contribution to journal › Conference article › peer-review
  2 Citations (Scopus)

• Ultrafine ferroelectric nanostructure in layered Mg: LiNbO<inf>3</inf> thin film

  Okada, T., Shimizu, M., Horikawa, S., Utsugida, T., Fujii, K., Kurimura, S. & Nakajima, H., 2015 May 4, CLEO: Science and Innovations, CLEO-SI 2015. Optical Society of America (OSA), p. 2267 1 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultrafine ferroelectric nanostructure in layered Mg: LiNbO₃ thin film

  Okada, T., Shimizu, M., Horikawa, S., Utsugida, T., Fujii, K., Kurimura, S. & Nakajima, H., 2015 Aug 10, Conference on Lasers and Electro-Optics Europe - Technical Digest. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-August. 7183791

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-fine metal gate operated graphene optical intensity modulator

  Kou, R., Hori, Y., Tsuchizawa, T., Warabi, K., Kobayashi, Y., Harada, Y., Hibino, H., Yamamoto, T., Nakajima, H. & Yamada, K., 2016 Dec 19, In: Applied Physics Letters. 109, 25, 251101.

  Research output: Contribution to journal › Article › peer-review
  9 Citations (Scopus)

• Ultraflexible near-infrared organic photodetectors for conformal photoplethysmogram sensors

  Park, S., Fukuda, K., Wang, M., Lee, C., Yokota, T., Jin, H., Jinno, H., Kimura, H., Zalar, P., Matsuhisa, N., Umezu, S., Bazan, G. C. & Someya, T., 2018 Aug, In: Advanced Materials. 30, 34, 1802359.

  Research output: Contribution to journal › Article › peer-review
  115 Citations (Scopus)

• Ultra-high capacity optical transmission over 10-pbit/s based on optical space division multiplexing technologies

  Suzuki, M., Soma, D., Tsuritani, T. & Morita, I., 2020 Jul, 2020 22nd International Conference on Transparent Optical Networks, ICTON 2020. IEEE Computer Society, 9203145. (International Conference on Transparent Optical Networks; vol. 2020-July).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-high-capacity transmission over few-mode multi-core fibers

  Igarashi, K., Tsuritani, T. & Morita, I., 2016 Oct 26, 2016 21st OptoElectronics and Communications Conference, OECC 2016 - Held Jointly with 2016 International Conference on Photonics in Switching, PS 2016. Institute of Electrical and Electronics Engineers Inc., 7718239. (2016 21st OptoElectronics and Communications Conference, OECC 2016 - Held Jointly with 2016 International Conference on Photonics in Switching, PS 2016).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultra High-Capacity Transmission Using Space-Division-Multiplexing

  Morita, I., Soma, D., Tsuritani, T. & Suzuki, M., 2018 Jul, 23rd Opto-Electronics and Communications Conference, OECC 2018. Institute of Electrical and Electronics Engineers Inc., 8729935. (23rd Opto-Electronics and Communications Conference, OECC 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-high-density magnetic information storage technologies

  Ohashi, K., Ishiwata, N., Yanagisawa, M., Sato, A., Tsuboi, S. & Hokkyo, H., 2000 Apr 1, In: NEC Research and Development. 41, 2, p. 160-165 6 p.

  Research output: Contribution to journal › Article › peer-review

• Ultra-high efficiency III-V on Si MOS capacitor Mach-Zehnder modulator

  Aihara, T., Hiraki, T., Hasebe, K., Fujii, T., Takeda, K., Tsuchizawa, T., Kakitsuka, T., Fukuda, H. & Matsuo, S., 2018 Jan 1, Nanophotonics and Micro/Nano Optics IV. Zhou, Z. & Wada, K. (eds.). SPIE, 1082309. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10823).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultrahigh efficiency III-V on Si MOS capacitor optical modulator

  Hiraki, T., Aihara, T., Hasebe, K., Fujii, T., Takeda, K., Tsuchizawa, T., Kakitsuka, T., Fukuda, H. & Matsuo, S., 2018 Jan 1, Silicon Photonics: From Fundamental Research to Manufacturing. Vivien, L., O'Brien, P. & Baets, R. G. (eds.). SPIE, 106860K. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10686).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultra high extinction-ratio and ultra low chirp optical intensity modulation for pure two-tone lightwave signal generation

  Kawanishi, T., Sakamoto, T., Chiba, A., Tsuchiya, M. & Toda, H., 2008 Jan 1, Conference on Lasers and Electro-Optics, CLEO 2008. Optical Society of America, (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra high extinction-ratio and ultra low chirp optical intensity modulation for pure two-tone lightwave signal generation

  Kawanishi, T., Sakamoto, T., Chiba, A., Tsuchiya, M. & Toda, H., 2008 Sep 15, 2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS. 4550935. (2008 Conference on Quantum Electronics and Laser Science Conference on Lasers and Electro-Optics, CLEO/QELS).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  13 Citations (Scopus)

• Ultrahigh oxygen-scavenging norbornene copolymers bearing imidazolyl iron complexes for fabricating active and sustainable packaging films

  Wang, Y., Hasegawa, Y., Serikawa, T., Oyaizu, K. & Nishide, H., 2020, In: Chemical Communications. 56, 6, p. 964-967 4 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)

• Ultrahigh-pressure form of Si O2 glass with dense pyrite-type crystalline homology

  Murakami, M., Kohara, S., Kitamura, N., Akola, J., Inoue, H., Hirata, A., Hiraoka, Y., Onodera, Y., Obayashi, I., Kalikka, J., Hirao, N., Musso, T., Foster, A. S., Idemoto, Y., Sakata, O. & Ohishi, Y., 2019 Jan 29, In: Physical Review B. 99, 4, 045153.

  Research output: Contribution to journal › Article › peer-review
  24 Citations (Scopus)

• Ultrahigh-resolution Cerenkov-light imaging system for positron radionuclides: potential applications and limitations

  Yamamoto, S., Watabe, T., Ikeda, H., Kanai, Y., Watabe, H., Ogata, Y., Kato, K. & Hatazawa, J., 2014 Nov 27, In: Annals of Nuclear Medicine. 28, 10, p. 961-969 9 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  7 Citations (Scopus)

• Ultrahigh-resolution laser photoemission study of URu₂Si ₂ across the hidden-order transition

  Yoshida, R., Nakamura, Y., Fukui, M., Haga, Y., Yamamoto, E., Nuki, Y., Okawa, M., Shin, S., Hirai, M., Muraoka, Y. & Yokoya, T., 2011 May, In: Journal of Physics and Chemistry of Solids. 72, 5, p. 580-581 2 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)

• Ultra-high resolution of radiocesium distribution detection based on Cherenkov light imaging

  Yamamoto, S., Ogata, Y., Kawachi, N., Suzui, N., Yin, Y. G. & Fujimaki, S., 2015 Mar 21, In: Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 777, p. 102-109 8 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)

• Ultrahigh resolution radiation imaging system using an optical fiber structure scintillator plate

  Yamamoto, S., Kamada, K. & Yoshikawa, A., 2018 Dec 1, In: Scientific reports. 8, 1, 3194.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  12 Citations (Scopus)

• Ultrahigh-resolution spectrometer based on 19 integrated gratings

  Jiang, A. Q., Zang, K. Y., Tu, H. T., Chen, J. K., Lu, W. J., Yoshie, O., Wang, X. P., Xiang, X. D., Lee, Y. P., Chen, B., Zheng, Y. X., Wang, S. Y., Zhao, H. B., Yang, Y. M. & Chen, L. Y., 2019 Dec 1, In: Scientific reports. 9, 1, 10211.

  Research output: Contribution to journal › Article › peer-review

  Open Access
  2 Citations (Scopus)

• Ultrahigh-resolution spin-resolved photoemission spectrometer with a mini Mott detector

  Souma, S., Takayama, A., Sugawara, K., Sato, T. & Takahashi, T., 2010 Sep, In: Review of Scientific Instruments. 81, 9, 095101.

  Research output: Contribution to journal › Article › peer-review
  33 Citations (Scopus)

• Ultra-High Spectral Efficiency Few-Mode Multicore Fibre Transmission

  Wakayama, Y., Soma, D., Tsuritani, T. & Morita, I., 2017 Sep 21, 43rd European Conference on Optical Communication, ECOC 2017. Institute of Electrical and Electronics Engineers Inc., p. 1-3 3 p. (European Conference on Optical Communication, ECOC; vol. 2017-September).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-high-speed and low-power SOI CMOS technology with body-tied hybrid trench isolation structure

  Hirano, Y., Ipposhi, T., Thai, D. H., Iwamatsu, T., Ikeda, T., Tsujiuchi, M., Maegawa, S., Inuishi, M. & Ohji, Y., 2004, p. 60-64. 5 p.

  Research output: Contribution to conference › Paper › peer-review
  1 Citation (Scopus)

• Ultra high-speed automatic level controlled optical amplifier with wide dynamic range

  Shiga, N., Horiuchi, Y., Takehana, M., Tanaka, Y., Oikawa, Y., Nagaeda, H., Suzuki, K. I., Fukada, Y., Yoshimoto, N. & Tsubokawa, M., 2009 Jan 1, 2009 Conference on Optical Fiber Communication, OFC 2009. Institute of Electrical and Electronics Engineers Inc., 5032794. (Conference on Optical Fiber Communication, Technical Digest Series).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-high-speed electroabsorption modulator integrated lasers for 100GbE and beyond

  Fujisawa, T., Kanazawa, S., Takahata, K., Kobayashi, W., Tadokoro, T., Iga, R. & Ishii, H., 2012 Oct 23, Technical Digest - 2012 17th Opto-Electronics and Communications Conference, OECC 2012. p. 75-76 2 p. 6276378. (Technical Digest - 2012 17th Opto-Electronics and Communications Conference, OECC 2012).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  6 Citations (Scopus)

• Ultra high-speed fiber wireless transport

  Kawanishi, T., 2014, Optical Fiber Communication Conference, OFC 2014. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra high-speed fiber wireless transport

  Kawanishi, T., 2014 Mar 3, Optical Fiber Communication Conference, OFC 2014. Optical Society of America, (Optical Fiber Communication Conference, OFC 2014).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  3 Citations (Scopus)

• Ultra high-speed fiber wireless transport

  Kawanishi, T., 2014 Jan 1, 2014 Optical Fiber Communications Conference and Exhibition, OFC 2014. Institute of Electrical and Electronics Engineers Inc., 6886528. (Conference on Optical Fiber Communication, Technical Digest Series).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  5 Citations (Scopus)

• Ultra high-speed LN modulator technology and its applications

  Kawanishi, T., 2011 Oct 4, 16th Opto-Electronics and Communications Conference, OECC 2011. p. 57-58 2 p. 6015037. (16th Opto-Electronics and Communications Conference, OECC 2011).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution
  1 Citation (Scopus)

• Ultra-high-speed LN vector modulators

  Kawanishi, T., 2012 Dec 1, 2012 International Conference on Photonics in Switching, PS 2012. 6608338. (2012 International Conference on Photonics in Switching, PS 2012).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

• Ultra-high temperature flexure and strain driven amorphization in polycrystalline boron carbide bulks

  Demirskyi, D., Sepehri-Amin, H., Suzuki, T. S., Yoshimi, K. & Vasylkiv, O., 2022 Mar 15, In: Scripta Materialia. 210, 114487.

  Research output: Contribution to journal › Article › peer-review

• Ultra-high-throughput VLSI architecture of H.265/HEVC CABAC encoder for UHDTV applications

  Zhou, D., Zhou, J., Fei, W. & Goto, S., 2015 Mar 1, In: IEEE Transactions on Circuits and Systems for Video Technology. 25, 3, p. 497-507 11 p., 6851145.

  Research output: Contribution to journal › Article › peer-review
  40 Citations (Scopus)

• Ultrahigh vacuum/transfer system for electrochemical studies

  Wang, K., Eppell, S., Chottiner, G. S. & Scherson, D. A., 1993 Dec 1, In: Review of Scientific Instruments. 64, 4, p. 1066-1070 5 p.

  Research output: Contribution to journal › Article › peer-review
  12 Citations (Scopus)

• Ultrahigh vacuum atomic force microscope using a pantograph inchworm mechanism

  Hosaka, S., Honda, Y., Hasewaga, T., Yamamoto, T. & Kondo, M., 1993, In: Review of Scientific Instruments. 64, 12, p. 3524-3529 6 p.

  Research output: Contribution to journal › Article › peer-review
  8 Citations (Scopus)