Updated on 2020/10/06

写真a

 
IWAI Takeo
 
Title
Professor
Date of Birth
1967
Laboratory Phone number
+81-23-628-5401
　
Laboratory Fax number
+81-23-628-5019
　

Research Areas

  • Life Science / Radiological sciences

  • Natural Science / Solid earth sciences

  • Energy Engineering / Nuclear engineering

Graduating School

  • The University of Tokyo, Faculty of Engineering

    1990.03, Graduated

Graduate School

  • The University of Tokyo, Graduate School, Division of Engineering

    Doctor's Course, 1995.03, Completed

External Career

  • , Research Assistant, 1995.04 - 2005.03

  • , Research Assistant, 2005.04 - 2007.03

  • , Assistant Professor, 2007.04 - 2013.08

 

Research Career

  • Mechanisms of radiation embrittlement of LWR pressure vessel steels, 1990.04 -

  • R&D of materials for fusion reactor, 1994.04 - 1998.03

  • Development of in-situ positron beam defect analysis during ion irradiation, 1998.04 -

  • Solid microparticle acceleration by an electrostatic accelerator and its appliation, 1998.04 -

  • R&D of the apparatus for heavy particle cancer therapy, 2013.08 -

Papers

  • Feasibility Study on an Application of Scintillation Fiber Imager to Realtime Range Monitoring System for Carbon Ion Therapy, JPS Conference Proceedings, 24 , 2019

    1) T. Iwai, K. Morimoto, S. Kurosawa, F. Tokanai, T. Umebayashi, Y. Ohashi, T. Moriya, S. Ishizawa, and M. Murata

    Multiple Authorship (Only Japanese)

  • EFFECT OF ROOM TEMPERATURE VARIATION ON MAGNETIC FIELD INDUCED BY A BENDING MAGNET OF SYNCHROTRON FOR ION THERAPY, Proceedings of the 14th Annual Meeting of Particle Accelerator Society of Japan, 2017

    T. Iwai, J. Yokoyama, Y. Koseki and F. Tokanai

    Multiple Authorship (Only Japanese)

  • The effect of crystallographic mismatch on the obstacle strength of second phase precipitate particles in dispersion strengthening: bcc Nb particles and nanometric Nb clusters embedded in hcp Zr, Acta Materialia, 102 323-332, 2016

    Y. Matsukawa, H.L. Yang, K. Saito, Y. Murakami, T. Maruyama, T. Iwai, K. Murakami, Y. Shinohara, T. Kido, T. Toyama, Z. Zhao, Y.F. Li, S. Kano, Y. Satoh, Y. Nagai, H. Abe

    Multiple Authorship (Including Foreigners)

  • Status Report of Carbon Ion Radiotherapy Facility at Yamagata University, Proceedings of 2nd International Symposium on Heavy-Ion Radiotherapy and Advanced Technology, 2016

    Takeo Iwai, Kenji Nemoto, Hidetoshi Yamashita, Isao Kubota, Akira Goto and Takamasa Kayama

    Multiple Authorship (Including Foreigners)

  • Interaction between solute atoms and radiation defects in Fe-Ni-Si and Fe-Mn-Si alloys under irradiation with proton ions at low-temperature, Journal of Nuclear Materials, 482 47-52, 2016

    Kenta Murakami, Takeo Iwai, Hiroaki Abe and Naoto Sekimura

    Multiple Authorship (Including Foreigners)

  • Improvement of the High Fluence Irradiation Facility at the University of Tokyo, Nuclear Instruments and Methods in Physics Research B, 381 67-71, 2016

    Kenta Murakami, Takeo Iwai, Hiroaki Abe and Naoto Sekimura

    Multiple Authorship (Including Foreigners)

  • Development of C6+ laser ion source and RFQ linac for carbon ion radiotherapy, Review of Scientific Instruments, 87(2) 02C109, 2016

    T. Sako, A. Yamaguchi, K. Sato, A. Goto, T. Iwai, T. Nayuki, K. Nemoto, T. Kayama, T. Takeuchi

    Multiple Authorship (Including Foreigners)

  • Heterogeneity of ion irradiation-induced hardening in A533B reactor pressure vessel model alloys, Journal of Nuclear Science and Technology, 53(7) 1061-1066, 2016

    K. Murakami, N. Sekimura, T. Iwai, H. Abe

    Multiple Authorship (Including Foreigners)

  • Role of nickel and manganese in recovery of resistivity in iron-based alloys after low-temperature proton irradiation, Philosophical Magazine, 95(15) 1680-1695, 2015.05

    K. Murakami, T. Iwai, H. Abe, N. Sekimura, Y. Katano, T. Iwata, T. Onitsuka

    Multiple Authorship (Including Foreigners)

  • Microparticle impact calibration of the Arrayed Large-Area Dust Detectors in INterplanetary space (ALADDIN) onboard the solar power sail demonstrator IKAROS, Planetary and Space Science, 100 87-97, 2014

    Takayuki Hirai, Michael J.Cole, Masayuki Fujii, Sunao Hasegawa, Takeo Iwai, Masanori Kobayashi, RalfSrama, HajimeYano

    Multiple Authorship (Including Foreigners)

  • In Situ Observation of Damage Evolution in Polycarbonate under Ion Irradiation with Positrons, JJAP Conf. Proc., 2 011103, 2014

    Hidetsugu Tsuchida, Hironori Tsutsumi, Masafumi Akiyoshi, Takeo Iwai

    Multiple Authorship (Including Foreigners)

  • Defect formation in iron by MeV ion beam investigated with a positron beam and electrical resistivity measurement, Nuclear Instruments and Methods in Physics Research B, 2013.09

    T. Iwai , K. Murakami, T. Iwata, Y. Katano

    Multiple Authorship (Including Foreigners)

  • A Positron Beam Doppler Broadening Analysis of Formation and Recovery of Defects Produced by Ion Irradiation in Fe-C-Cu Alloys, Radiation Effects and Defects in Solids, 168(4) 308-315, 2012.12

    Takeo Iwai

    Single Author

  • Position-Dependent Behavior of Piezoelectric Lead–Zirconate–Titanate Cosmic Dust Detector, Japanese Journal of Applied Physics, 51 098004, 2012.09

    Maki Hattori, Masanori Kobayashi, Takashi Miyachi, Seiji Takechi, Osamu Okudaira, Takeo Iwai, and Seiji Sugita

    Multiple Authorship (Including Foreigners)

  • In-situ positron beam Doppler broadening measurement of ion-irradiated metals―current status and potential, Nuclear Instruments and Methods in Physics Research B, 285 18-23, 2012.08

    T. Iwai, H. Tsuchida

    Multiple Authorship (Including Foreigners)

  • A future observational plan of dust particles around the Moon by LDM (Lunar Dust Monitor) onboard the orbiter of the next Japanese lunar mission, Earth Planets Space, 63 1113-1117, 2012.02

    Masanori Kobayashi, Hideo Ohashi, Sho Sasaki, Hiromi Shibata, Takeo Iwai, Masayuki Fujii, Ken-ichi Nogami, Hiroshi Kimura, Maki H. Nakamura, Takayuki Hirai, Ralf Srama, and Eberhard Grün

    Multiple Authorship (Including Foreigners)

  • Multimodal characteristics of a piezoelectric lead zirconate titanate element impacted with iron particles having velocities above 20 km/s, Advances in Space Research, 43 570-577, 2011.08

    Takashi Miyachi, Masayuki Fujii, Nobuyuki Hasebe, Osamu Okudaira, Seiji Takechi, Toshiyuki Onishi, Shigeyuki Minami, Masanori Kobayashi, Takeo Iwai, Eberhard Grüne, Ralf Srama, Nagaya Okada

    Multiple Authorship (Including Foreigners)

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Grant-in-Aid for Scientific Research

  • Grant-in-Aid for Scientific Research(C)，2018.04 - 2021.03