Curriculum Vitae
1. Shin-ichi Ohkoshi (Born in 1965)
Professor, Department of Chemistry, School of Science, The University of Tokyo
2. Doctor of Science, Tohoku University, March 1995.
3. Scientific Positions
·Professor, Department of Chemistry, School of Science, The University of Tokyo (since April 2006)
·Associate Professor, Department of Applied Chemistry, Graduate School of Engineering, The University of Tokyo (April 2004 – March 2006)
·Associate Professor, Research Center for Advanced Science and Technology, The University of Tokyo (April 2003 – March 2004)
·Lecturer, Research Center for Advanced Science and Technology, The University of Tokyo (April 2000 – March 2003)
·Research Associate, Research Center for Advanced Science and Technology, The University of Tokyo (September 1997 – March 2000)
·Researcher, Kanagawa Academy of Science and Technology (April 1995 – August 1997)
Administrative posts
·Department Congress Chair, Department of Chemistry, School of Science, The University of Tokyo (April 2011 – March 2012)
·Department Head, Department of Chemistry, School of Science, The University of Tokyo (April 2010 –March 2011)
·Dean Assistant, School of Science, The University of Tokyo (human affairs, financial affairs, general affairs, and library) (April 2008 – March 2010)
Invited professors
·Honorary professor, Durham University, UK (2009 – 2012)
·Invited professor, University of Pierre and Marie Curie (Paris VI), France (2008)
·Invited professor, University of Bordeaux I, France (2007)
Part-time professors
Ochanomizu University (2011); Tokyo Institute of Technology University, Japan (2007); Keio University, Japan (2006); Niigata University, Japan (2006); Nagoya University, Japan (2003); Tohoku University, Japan (2003).
4. Awards
·IBM Japan Science Prize, 2009
·Japan Academy Medal, 2008
·Japan Society for the Promotion of Science (JSPS) Prize, 2008
·The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, The Young Scientists’ Prize, 2005
·Japan Society of Coordination Chemistry (JSCC) Award for Research Advancement, 2000
·The Chemical Society of Japan (CSJ) Award for Young Chemists, 2000
5. Research Area Physical Chemistry, Magnetism, Material science, Photochemistry, Coordination Chemistry
6. Publications and patents
Publications: 273 (Referred papers: 205, Proceedings: 6, Reviews: 62), Patents: 76
Recent representative papers
(1) S. Ohkoshi, et al., “Light-induced spin-crossover magnet”
Nature Chemistry, 3, 564 (2011).
(2) S. Ohkoshi, et al., “Synthesis of a metal oxide with a room-temperature photoreversible phase transition”
Nature Chemistry, 2, 539 (2010).
(3) S. Ohkoshi, et al., “High proton conductivity in Prussian blue analogs and the interference effect by magnetic ordering”
J. Am. Chem. Soc., 132, 6620 (2010).
(4) A. Namai, et al., “Synthesis of an electromagnetic wave absorber for high-speed wireless communication”
J. Am. Chem. Soc., 131, 1170 (2009)
(5) M. Arai, et al., “Observation of an Fe(II) spin-crossover in an iron octacyanoniobate-based magnet”
Angew. Chem. Int. Ed., 47, 6885 (2008).
(6) S. Ohkoshi, et al., “Synthesis and alcohol vapor sensitivity of a ferromagnetic copper-tungsten bimetallic assembly”
J. Am. Chem. Soc., 129, 3084 (2007).
(7) S. Ohkoshi, et al., “A millimeter-wave absorber based on gallium-substituted ε-iron oxide nanomagnets”
Angew. Chem. Int. Ed., 46, 8392 (2007).
(8) S. Ohkoshi, et al., “Coexistence of ferroelectricity and ferromagnetism in a rubidium manganese hexacyanoferrate”
Angew. Chem. Int. Ed., 46, 3238 (2007).
(9) S. Ohkoshi, et al., “Photo-induced magnetization with a high Curie temperature and a large coercive
field in a cyano-bridged cobalt-tungstate bimetallic assembly”
J. Am. Chem. Soc., 128, 5320 (2006).
(10) S. Ohkoshi, et al., “Humidity-induced magnetization and magnetic pole inversion in a cyano- bridged
metal assembly”
Nature Materials, 3, 857 (2004).
7. Research Highlights
(1) Synthesis of a metal oxide with a room-temperature photoreversible phase transitions)
S. Ohkoshi, et al., Nature Chemistry, 2, 539 (2010).
*This topic was written-up at Nature Chemistry "News & Views" 2, 539 (2010), Nature Materials “Commentary” (2011), Nature Japan (2010.6.25), Chemistry World (2010.5.23), Scientific American, Newton, and broadcasted: NHK news (2010.5.24), TBS TV (2010.5.25), and written-up in newspapers: Yomiuri Newspaper (2010.5.25), Mainichi Newspaper (2010.5.24), The Nikkei Newspaper (2010.5.24), Nikkan Kogyo Newspaper (2010.5.24), Science News (2010.6.4), The Chemical Daily Newspaper (2010.5.24), and appeared in Websites: AFP delivered the article “Japanese team discovers 'super disc' material” to 150 countries in the world (2010.5.25), which appeared in Le Figaro (FRA), ABC (AUS), Deutsche-Welle (DEU), Xinhua (CHN), Taiwan Daily (TWN), Yonhap (KOR), Ria Novosti (RUS), Yahoo! (USA, AUS, CAN, PHL, MYS), and so on.
(2)Light-induced spin-crossover magnet
S. Ohkoshi, et.al., Nature Chemistry, 3, 564 (2011).
*This topic was written-up in newspapers: Nihon Keizai Newspaper (2011.6.6), The Nikkei Business Daily Newspaper (2011.6.8), Nikkan Kogyo Newspaper (2011.6.6) and appeared in Websites: Yahoo!, and so on.
(3) Millimeter-wave absorbers based on e-iron oxide nanomagnets for next-generation high-speed wireless communications (world’s highest-resonant frequencies)
S. Ohkoshi, et al., Angew. Chem. Int. Ed., 46, 8392 (2007).
*This topic was highlighted at the Inside Cover of Angew. Chem. Int. Ed., and also written-up in newspapers: Asahi Newspaper (2007.10.26), Mainichi Newspaper (2007.11.4), Nihon Keizai Newspaper (2007.10.26), Nikkan Kogyo Newspaper (2007.10.26).
A. Namai, et al., J. Am. Chem. Soc., 131, 1170 (2009).
*This topic was written-up in New Scientist (2009.1.19, "Cheap paint could protect against super-fast wireless"), and to newspapers: Asahi.com (2009.1.21), Nihon Keizai Newspaper (2009.1.21), Nikkan Kogyo Newspaper (2009.1.21), and The Chemical Daily (2009.1.21), and broadcasted on BBC world news and BBC Radio.
(4) Photo-ON-OFF magnets (world’s highest-Curie temperature, coercive field and photo-reversibility of photomagnet)
S. Ohkoshi, et al., Chem. Mater., 20, 3048 (2008).
*This topic was highlighted at the cover picture of Chem. Mater., and written-up in newspapers: Asahi Newspaper (2009.5.19), Tokyo Newspaper (2009.5.20), Chunichi Newspaper (2009.5.20), Nihon Keizai Newspaper (2009.5.4), Nikkan Kogyo Newspaper (2009.5.15), The Chemical Daily (2008.5.8), and general scientific magazines: Kodomo-no-Kagaku and deep science.
(5) Chemical-sensitive magnets
·Synthesis of humidity-sensitive magnets
S. Ohkoshi et al., Nature Materials, 3, 857 (2004).
*This topic appeared in newspapers: Nihon Keizai Newspaper (2004.11.22), Nikkei Sangyo Newspaper (2004.11.22), Nikkan Kogyo Newspaper (2004.11.22), The Chemical Daily (2004.11.22), Science news (2004.11.22), and S&T Today (2005. Vol.1).
·Synthesis of alcohol vapor-sensitive magnets
S. Ohkoshi et al., J. Am. Chem. Soc., 129, 3084 (2007).
*This topic was adapted to the cover picture of Chemistry Today (2009 Vol. 2).
(6) Discovery of a hidden metastable phase on phase transition and a photo-induced phase collapse
H. Tokoro, et al., Appl. Phys. Lett., 93, 021906 (2008); Phys. Rev. B, 73, 172415 (2006).
(7) Research of ferroelectric-ferromagnet
·First observation of ferroelectric-ferromagnetism in cyano-bridged metal assembly
S. Ohkoshi et al., Angew. Chem. Int. Ed.,46, 3238 (2007).
*This topic was highlighted in the frontpiece of Angew. Chem. Int. Ed.
·First preparation of transparent ferroelectric-ferromagnet
·T. Kanai, et al., Adv. Mater., 13, 487 (2001).
(8) Design and Preparation of a novel magnet exhibiting two compensation temperatures
S. Ohkoshi et al., Phys. Rev. Lett., 82, 1285 (1999).
*This topic was written-up to News&Views in Nature (1999.5.6), Physical Review Focus (1999.2.10), and Niigata Nippo, The Kochi newspapaer, Oita-press, The Ehime newspaper, The To-o Nippo, Akita Sakigake Shimpo, and Minami-Nippon Newspaper.
(9) Synthesis of colored magnetic films composed of cyano-bridged metal assemblies and its magneto-optical functionalities
S. Ohkoshi et al., J. Am. Chem. Soc., 120, 5349 (1998); J. Phys. Chem. B, 104, 9365 (2000).
*These topics were written-up C&EN (1998.6.8), Hot Article in JACS (1998, May), and Technical Insights (issued by GDCh, 2000.10.27).
(10) Research of photomagnetism on Prussian blue metal assemblies
·Observation of time dependent photo-induced magnetic phase
S. Ohkoshi et al., J. Phys. Chem B, 106, 2423 (2002); H. Tokoro, et al., Appl. Phys. Lett., 82, 1245 (2003).
*This topic was written-up to The Chemical Daily (2002.2.25) and Chemistry & Chemical industry (2002 Vol.5 and 2003 Vol.3).
·Observation of photo-induced reversible magnetization
S. Ohkoshi et al., J. Am. Chem. Soc., 128, 270 (2006); T. Hozumi et al., J. Am. Chem. Soc., 127, 3864 (2005).
·Observation of photo-induced magnetic pole inversion
S. Ohkoshi et al., Appl. Phys. Lett., 70, 1040 (1997); J. Am. Chem. Soc., 121, 10591 (1999).
*This topic was written-up to The Nippon Kogyo newspaper (1997.11.6) and JETRO (1997.2.16).
(11) Discovery of the nanometer-sized iron oxide e-Fe2O3 with the world’s highest-coercive field
S. Ohkoshi et al., J. Appl. Phys., 97, 10K312 (2005); Adv. Mater., 16, 48 (2004).
*This topic was written-up to Technical information issued by the Magnetics Society of Japan (MSJ; 2004 Vol.4).
(12) Synthesis of various cyano-bridged metal assembly magnets with controlled its dimensionality
e.g., Angew. Chem. Int. Ed., 46, 6885 (2008); Phys. Rev. B, 79, 064420 (2009); Phys. Rev. B., 75, 184425 (2007); Phys. Rev. B, 75, 214110 (2007); J. Am. Chem. Soc., 128, 5320 (2006); J. Am. Chem. Soc., 128, 8358 (2006); Phys. Rev. B, 73, 092409 (2006); Angew. Chem. Int. Ed., 45, 3287 (2006); J. Am. Chem. Soc., 127, 8590 (2005); J. Am. Chem. Soc., 126, 5024 (2004); J. Am. Chem. Soc., 126, 16694 (2004); J. Am. Chem. Soc., 125, 9240 (2003); J. Am. Chem. Soc., 125, 14590 (2003); Phys. Rev. Lett., 91, 255502 (2003); Phys. Rev. B, 66, 184111 (2002); J. Am. Chem. Soc., 122, 2952 (2000).
(13) First synthesis of the bulk magnet exhibiting an inverted hysteresis loop
S. Ohkoshi et al., Phys. Rev. B, 64, 132404 (2001).
(14) First observation of magnetization-induced third harmonic generation and magnetization-induced second harmonic generation
S. Ohkoshi, et al., J. Opt. Soc. Am. B, 22, 196 (2005); J. Shimura et al., Appl. Phys. Lett., 82, 3290 (2003), K. Ikeda et al., J. Appl. Phys., 93, 1371 (2003) ; T. Nuida et al., J. Am. Chem. Soc., 127, 11604 (2005).
8. List of Publications
Referred papers
(1) " Oxygen-dependent photoreactions of 3-substituted N-methylpyridinium methanol "
S. Ohkoshi, K. Ohhata, K. Okumura, M. Kajitani, T. Sugiyama, Y. Sakaguchi, J. Nakamura, J. Hayashi, and A.Sugimori
Chem. Lett., 715 (1992).
(2) "Direct observations of the intermediate species in the photodissociation of bis(S-benzy-1,2-diphenyl-1,2-
ethylenedithiolato)nickel by time-resolved EPR and UV-Vis absorption-spectroscopy"
M. Ohtani, S. Ohkoshi, M. Kajitani, T. Akiyama, A. Sugimori, S. Yamauchi, Y. Ohba, and M. Iwaizumi
Inorg. Chem., 31, 3873 (1992).
(3) "A time-resolved electron-nuclear double-resonance (ENDOR) study of the photo-excited triplet state "
S. Ohkoshi, S. Yamauchi, Y. Ohba, and M. Iwaizumi
Chem. Phys. Lett., 224, 313 (1994).
(4) " Photodissociation of bis(S-benzyl-1,2-diphenyl-1,2-ethylenedithiolato) metal (Ni, Pd, Pt) complexes "
S. Ohkoshi, Y. Ohba, M. Iwaizumi, S. Yamauchi, M. Ohtani, M. Kajitani, T. Akiyama, and A. Sugimori
Inorg. Chem., 35, 4569 (1996).
(5) " Tuning of superexchange couplings in a molecular-based ferroferrimagnet:
(NiIIx MnII1-x)1.5CrIII(CN)6 "
S. Ohkoshi, O. Sato, T. Iyoda, A. Fujishima, and K. Hashimoto
Inorg. Chem., 36, 268 (1997).
(6) " Photoinduced magnetic pole inversion in a ferro-ferrimagnet: (FeII0.40 MnII0.60)1.5CrIII(CN)6 "
S. Ohkoshi, S. Yorozu, O. Sato, T. Iyoda, A. Fujishima, and K. Hashimoto
Appl. Phys. Lett., 70, 1040 (1997).
(7) " Magnetic properties of mixed ferro-ferrimagnets composed of Prussian blue analogs "
S. Ohkoshi, T. Iyoda, A. Fujishima, and K. Hashimoto
Phys. Rev. B, 56, 11642 (1997).
(8) " Transparent and colored magnetic thin films: (FeIIx CrII1-x)1.5[CrIII(CN)6] "
S. Ohkoshi, A. Fujishima, and K. Hashimoto
J. Am. Chem. Soc., 120, 5349 (1998).
(9) " External magnetic field effect on the photoinduced magnetization in a cobalt iron cyanide "
Y. Einaga, S. Ohkoshi, O. Sato, A. Fujishima, and K. Hashimoto
Chem. Lett., 585 (1998).
(10) " Design and preparation of a novel magnet exhibiting two compensation temperatures based on
molecular field theory "
S. Ohkoshi, Y. Abe, A. Fujishima, and K. Hashimoto
Phys. Rev. Lett., 82, 1285 (1999).
(11) " Reactions of alkylidene-bridged cobaltadithiolene complexes with Lewis bases. Formation of M-S sulfur ylide structure "
C. Takayama, K. Takeuchi, S. Ohkoshi, G. C. Janairo, T. Sugiyama, M. Kajitani, and A. Sugimori
Organometalics, 18, 2843 (1999).
(12) " Synthesis and magnetic properties of a new Prussian blue analog composed of
K0.9Mn1.05[Mo(CN)5(NO)]·5H2O·1.9MeOH "
N. Machida, S. Ohkoshi, Z. Zhong, and K. Hashimoto
Chem. Lett., 907 (1999).
(13) " Magnetic properties and optical control of electrochemically prepared iron-chromium polycyanides "
S.Ohkoshi, Y.Einaga, A.Fujishima, and K.Hashimoto
J. Electroanal. Chem., 473, 245 (1999).
(14) " Electrochemical methods: Analyses of structures and determination of properties of the
cobaltadithiolene derivatives [CpCoX(S2C2(COOMe)2)(CHR1R2)] (X= Cl, Br, and I) "
C. Takayama, K. Takeuchi, S. Ohkoshi, M. Kajitani, and A. Sugimori
Organometalics, 18, 4032 (1999).
(15) " Design of novel magnets using Prussian blue analogs "
K. Hashimoto and S. Ohkoshi
Philo. Trans. Roy. Soc. A, 357, 2977 (1999).
(16) " Theoretical treatment of the mixed ferro-ferrimagnets composed of ternary-metal Prussian blue analogs in a paramagnetic region "
S. Ohkoshi and K.Hashimoto
Phys. Rev. B, 60, 12820 (1999).
(17) " Design of a novel magnet exhibiting photoinduced magnetic pole inversion based on molecular field theory "
S. Ohkoshi and K. Hashimoto
J. Am. Chem. Soc., 121, 10591 (1999).
(18) " Ferromagnetism of cobalt-chromium polycyanides "
S.Ohkoshi and K.Hashimoto
Chem. Phys. Lett., 314, 210-214 (1999).
(19) " A high-spin cyanide-bridged Mn9W6 cluster (S=39/2) with a full-capped cubane structure "
Z. Zhong, H. Seino, Y. Mizobe, M. Hidai, A. Fujishima, S. Ohkoshi, and K. Hashimoto
J. Am. Chem. Soc., 122, 2952 (2000).
(20) " Magnetooptical effects of room temperature molecular-based magnetic films composed of vanadium hexacyanochromates "
S. Ohkoshi, M. Mizuno, G. J. Hung, and K. Hashimoto
J. Phys. Chem. B, 104, 9365 (2000).
(21) " Electrochemical synthesis of high-Tc, colored, magnetic thin films composed of
vanadium(II/III)-chromium(II) hexacyanochromate(III) "
M. Mizuno, S. Ohkoshi, and K. Hashimoto
Adv. Mater., 12, 1955 (2000).
(22) " Crystal structure and magnetic properties of an octacyanometalate-based three-dimensional
tungstate(V)-manganese(II) bimetallic assembly "
Z. J. Zhong, H. Seino, Y. Mizobe, M. Hidai, M. Verdaguer, S. Ohkoshi, and K. Hashimoto
Inorg. Chem., 39, 5095 (2000).
(23) " Photochromic behavior based on spin transition on a cobalt-iron polycyanide "
N. Shimamoto, S. Ohkoshi, O. Sato, and K. Hashimoto
Mol. Cryst. Liq. Cryst., 344, 95 (2000).