Tokyo Institute of Technology
Interdisciplinary Graduate School of Science and Engineering
  Introductory AddressInternational Graduate Course  
   

Laboratory Profile

Name of Professor Masatomo Yashima
E-mail Address yashima
(add '@materia.titech.ac.jp' to this address)
About Laboratory http://www.materia.titech.ac.jp/~yashima/Yashima-Eng.html
Members Associate Professor: Dr. Masatomo Yashima
Guest Researcher: Dr. Roushown Ali
Two PhD. Course Graduate Students
Seven Master Course Graduate Students
Current Research Areas
  • Crystal structure analysis
  • X-ray and synchrotron powder diffraction
  • Neutron diffraction
  • Ceramic materials, Intermetallics, Ionic conductors, Catalysts
  • Nano particles: Characterization and Synthesis
Recent Major Publications
  1. M. Yashima and S. Tsunekawa: Crystal structures and the oxygen deficiency of tetragonal and monoclinic zirconium oxide nanoparticles; Acta Crystallogr. B 61 (2006) 161.
  2. M. Yashima, R. Tu, T. Goto and H. Yamane: Amorphous Oxide Crystal Structure of the High-Temperature Paraelectric Phase in Barium Titanate BaTi2O5; Appl. Phys. Lett. 87 (2005) 101909.
  3. M. Yashima, M. Itoh, Y. Inaguma and Y. Morii: Crystal Structure and Diffusion Path in the Fast Lithium-Ion Conductor La0.62Li0.16TiO3; J. Am. Chem. Soc. 127 (2005) 3491.
  4. M. Yashima, T. Hoshina, D. Ishimura, S. Kobayashi, W. Nakamura, T. Tsurumi and S. Wada: Size Effect of Crystal Structure of Barium Titanate Nano-Particles; J. Appl. Phys. 98 (2005) 014313.
  5. M. Yashima, M. Tanaka, K. Oh-uchi and T. Ida: A compact furnace for synchrotron powder diffraction measurements up to 1807 K; J. Appl. Crystallogr. 38 (2005) 854.
  6. R. Ali and M. Yashima: Space group and crystal structure of the Perovskite CaTiO3 from 296K to 1720K; J. Solid State Chem. 178 (2005) 2867.
  7. M. Yashima and D. Ishimura: Visualization of the diffusion path in the fast oxide-ion conductor Bi1.4Yb0.6O3; Appl. Phys. Lett. 87 (2005) 221909.
  8. M. Yashima and M. Tanaka: Performance of a new furnace for high-resolution synchrotron powder diffraction up to 1900 K: Application to determine electron density distribution of the cubic CaTiO3 perovskite at 1674 K; J. Appl. Crystallogr. 37 (2004) 786.
  9. M. Yashima and S. Kobayashi: Positional Disorder of Oxygen Ions in Ceria at High Temperatures; Appl. Phys. Lett. 84 (2004) 526.
   
 
Tokyo Institute of Technology
Interdisciplinary Graduate School of Science and Engineering

4259 Nagatsuta-cho, Midori-ku, Yokohama, 226-8502, JAPAN

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