Masashi Okubo

Associate Professor Masashi OKUBO

 13写真

Career

2014~      Associate Professor, The University of Tokyo
2009~2014  Researcher/Senior Researcher, National Institute of Advanced Industrial Science and Techonology
2007~2009  Assistant Professor, Chuo University
2006~2007  Postdoctoral fellow, National Institute of Advanced Industrial Science and Technology
2005~2006  Postdoctoral fellow, Université Pierre et Marie Curie
2005        Ph. D., Graduate School of Arts and Sciences, The University of Tokyo

2014~      Project Associate Professor (concurrent), Kyoto University
2012~2014  Project Associated Professor (concurrent), The University of Tokyo

Researcher ID

Selected publications

 1. ”Pseudocapacitance of MXene Nanosheets for High-Power Sodium-Ion Hybrid Capacitors”, X. Wang, S. Kajiyama, H. Iinuma, E. Hosono, S. Oro, I. Moriguchi, M. Okubo, A. Yamada, Nature Commun. (2015) in press.
2. ”Stepwise Reduction of Electrochemically Lithiated Core-Shell Heterostructures Based on the Prussian Blue Analogue Coordination Polymers K0.1Cu[Fe(CN)6]0.7∙3.5H2O and K0.1Ni[Fe(CN)6]0.7∙4.4H2O”, C. Li, M. Peprah, D. Asakura, M. Meisel, M. Okubo, D. Talham, Chem. Mater. (2015) 27, 1524-1530.
3. “Cooperative rotation ordering of hexacyanoferrates in a coordination polymer inducing phase separation under electrochemical Na-ion insertion.”, S. Kajiyama, Y. Mizuno, M. Okubo, R. Kurono, S. Nishimura, A. Yamada, Inorg. Chem. (2014) 53, 3141-3147.
4. ”High rate sodium ion insertion in core-shell nanoparticles of Prussian blue analogues.”, M. Okubo, C. H Li, D. R. Talham, Chem. Commun., (2014) 50, 1353-1355.
5. ”Electrochemical Mg2+ intercalation in bimetallic CuFe Prussian blue analog with aqueous electrolytes.”, Y. Mizuno, M. Okubo, T. Kudo, K. Oh-ishi, A. Okazawa, N. Kojima, R. Kurono, S. Nishimura, A. Yamada, J. Mater. Chem. A, (2013) 1, 13055-13059.
6. ”Bimetallic Cyanide Bridged Coordination Polymers as Lithium ion Cathode Materials: Core@Shell Nanoparticles with Enhanced Cyclability.”, D. Asakura, C. H. Li, Y. Mizuno, M. Okubo, H. S. Zhou, D. R. Talham, J. Am. Chem. Soc., (2013) 135, 2793-2799.
7. ”Reversible solid state redox of an octacyanometallate-bridged coordination polymer by electrochemical ion insertion/extraction.”, M. Okubo, K. Kagesawa, Y. Mizuno, D. Asakura, E. Hosono, T. Kudo, H. S. Zhou, K. Fujii, H. Uekusa, S. Nishimura, A. Yamada, A. Okazawa, N. Kojima, Inorg. Chem., (2013) 52, 3772-3779.
8. ”Suppressed Activation Energy for Interfacial Charge Transfer of a Prussian Blue Analog Thin Film Electrode with Hydrated Ions (Li+, Na+ and Mg2+).”, Y. Mizuno, M. Okubo, E. Hosono, T. Kudo, H. S. Zhou, K. Oh-ishi, J. Phys. Chem. C, (2013) 117, 10877-10882.
9. ”Electrochemical Precise Control of Ferromagnetism in a Cyanide-Bridged Bimetallic Coordination Polymer”, Y. Mizuno, M. Okubo, K. Kagesawa, D. Asakura, T. Kudo, H. S. Zhou, K. Oh-ishi, A. Okazawa, N. Kojima, Inorg. Chem., (2012) 51, 10311-10316.
10. ”Ion-induced transformation of magnetism in a bimetallic CuFe Prussian blue analgue.”, M. Okubo, D. Asakura, Y. Mizuno, T. Kudo, H. S. Zhou, A. Okazawa, N. Kojima, K. Ikedo, T. Mizokawa, I. Honma, Angew. Chem. Int. Ed., (2011) 50, 6269-6273.
11. ”Fast Li-ion insertion into nanosized LiMn2O4 without domain boundaries.”, M. Okubo, Y. Mizuno, H. Yamada, J.-D. Kim, E. Hosono, H.S. Zhou, T. Kudo, I. Honma, ACS Nano, (2010) 4, 741-752.
12. ”Control of charge transfer phase transition and ferromagnetism by photoisomerization of spiropyran for an organic-inorganic hybrid system, (SP)[FeIIFeIII(dto)] (SP = spiropyran, dto = C2O2S2).”, N. Kida, M. Hikita, I. Kashima, M. Okubo, M. Itoi, M. Enomoto, K. Kato, M. Takata, N. Kojima, J. Am. Chem. Soc., (2009) 131, 212-220.
13. “Nanosize effect on high-rate Li-ion intercalation in LiCoO2 electrode”, M. Okubo, E. Hosono, J.-D. Kim, M. Enomoto, N. Kojima, T. Kudo, H. Zhou, I. Honma, J. Am. Chem. Soc., (2007) 129, 7444-7452.