J-GLOBAL         Last updated: Dec 11, 2019 at 02:48
Gifu University
Faculty of EngineeringDepartment of Electrical,Electronic and Computer Engineering
Doctor of Engineering(Nagoya University), Master of Science(Shizuoka University)


Elastic properties of gas hydrate/Elastic properties of simplemolecular solid under high pressure/Pressure-induced phase transition of simple molecular solids

Research Areas


Academic & Professional Experience

Gifu University Faculty of Engineering, Department of Materials Science and Technology, Science and Technology
Research Associate,Faculty of Engineering,
Gifu University
- Associate Professor,Faculty of Engineering,
Apr 1987
Assistant, Gifu University


Graduate School, Division of Natural Science, Shizuoka University
Faculty of Science, Shizuoka University

Published Papers

Pressure Induced Variations in Refractive Index of Aromatic Polyimide Film Analyzed by Brillouin Scattering
E. Fujiwara, R. Ishige, S. Owaki, N. Kita, K. Yamada, T. Matsuoka, S. Sasaki, and S. Ando
Journal of Photopolymer Science and Technology   31(5) 607-612   Jun 2018   [Refereed]
Lithium polyhydrides synthesized under high pressure and high temperature
T. Matsuoka, K. Kuno, K. Ohta, M. Sakata, Y. Nakamoto, N. Hirao, Y. Ohishi, K. Shimizu, T. Kume, and Shigeo Sasaki
J. Raman. Spectrosc.   48(9) 1222-1228   Jul 2017   [Refereed]
Shimizu Hiroyasu(Gifu Univ., Faculty of Eng.),Ushida T(Gifu Univ., Faculty of Eng.),Sasaki Shigeo(GifuUniv., Faculty of Eng.),Sakashita M(National Institute of Materials and Chemical Research,),Yamawaki H(National Institute of Materials and Chemical Research,),Aoki K(National Institute of Materials and Chemical Research)
55(9) 5538-5541   Mar 1997
Sakashita M(National Institute of Materials and Chemical Research),Yamawaki H(National Institute of Materials and Chemical Research),Fujihisa H(National Institute of Materials and Chemical Research),Aoki K(National Institute of Materials and Chemical Research),Sasaki Shigeo(Gifu Univ., Faculty of Eng.),Shimizu Hiroyasu(Gifu Univ., Faculty of Eng.)
79(6) 1082-1085   Aug 1997
Shimizu Hiroyasu(Gifu Univ., Faculty of Eng.),Saitoh N(Gifu Univ., Faculty of Eng.),Sasaki Shigeo(Gifu Univ., Faculty of Eng.)
57(1) 230-233   Jan 1998


Kazuki Komatsu, Hiroshi Arima, Hiroyuki Kagi, Takuo Okuchi, Shigeo Sasaki, Hiroki Yamauchi, Hiroshi Fukazawa, Naoki Igawa, Wataru Utsumi, Takashi Kamiyama
Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu   18 170-172
In this short communication, we report neutron diffractions under high pressure from lead powder in a Paris-Edinburgh cell on the High Resolution Powder Diffractometer (HRPD) installed at JRR-3, Ibaraki, Japan. This is the kick-off experiment in J...
Tetsuji Kume, Yasuhisa Ohya, Masayuki Nagata, Shigeo Sasaki, Hiroyasu Shimizu
Journal of Applied Physics   102 
Raman and infrared absorption spectra of solid carbon dioxide (C O2) have been measured at high pressures up to 80 GPa and room temperature. The broadening and weakening of lattice vibrational signals and the disappearance of molecular vibration w...
H. Shimizu, T. Kitagawa, S. Sasaki
Physical Review B:   47(17) 11567-11570   Jan 1993
Acoustic velocities, refractive index, and elastic constants of liquid and solid CO2 have been determined at pressures up to 6 GPa by applying Brillouin spectroscopy developed for condensed gases in a diamond-anvil high-pressure cell. The analyses...
H. Shimizu, M. Ohnishi, S. Sasaki, Y. Ishibashi
Phys. Rev. Lett.   74(14) 2820-2823   Jan 1995
By high-pressure Brillouin spectroscopy, sound velocities for all directions and three elastic constants of cubic ice VII have been determined up to 8 GPa at room temperature, with in situ identification of the orientation of the ice VII single cr...
S. Murase, M. Yanagisawa, S. Sasaki, S. Sasaki, T. Kume, T. Kume, H. Shimizu, H. Shimizu
Journal of Physics Condensed Matter   14 11537-11541
A new experimental system has been developed for low-temperature and high-pressure Brillouin scattering measurements. The new system allows us to investigate the elastic properties of samples in a diamond anvil cell (DAC) down to liquid N 2 temper...

Conference Activities & Talks

High pressure study of group-IV clathrate by Raman and XRD
T. Kume, S. Sasaki, and H. Shimizu
Japan-France Joint Seminar 2012 : Physics and Control of Clustering Solids   Nov 2012   
Single crystal growth and pressure dependence of elastic constants of methane-propane mixed gas hydrate
Dec 2013   
High-pressure Raman spectra in single crystalline sI and sH phases of fully deuterated methane hydrate
Dec 2013   


Pressure-Tuned Quantum Mechanical Phenomena in Hydrogen-Bonded Systems
1996 - 2000

Research Grants & Projects

Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(B))
Project Year: 2011 - 2013    Investigator(s): Shigeo SASAKI
In order to utilize a large amount of methane hydrate which exists under the deep sea floor and attracts much attention as an alternative energy resource, it is very important to investigate its elastic properties and structural stability. The pur...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2006 - 2007    Investigator(s): Shigeo SASAKI
In the "filled icg" phase of methane hydrate, it is theoretically estimated that the pressure-induced symmetrization of hydrogen bond occurs at 40 GPa which is 20 GPa lower than that of ice-VII. However, until now there is no experimental evidence...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2004 - 2005    Investigator(s): Shigeo SASAKI
The purposes of this research are to make single crystals of methane-ethane and methane-ethylene hydrates, and to determine the elastic properties and structural stabilities of these synthesized hydrates.We succeeded in growing single crystals of ...
Ministry of Education, Culture, Sports, Science and Technology: Grants-in-Aid for Scientific Research(基盤研究(C))
Project Year: 2002 - 2003    Investigator(s): Shigeo SASAKI
The purpose of this research is to determine the pressure dependences of elastic properties of single crystalline gas clathrate hydrates with structure II, and to clarify the mechanical stability and the host water-guest gas interaction. The resul...
High-Pressure Raman and Brillouin Studies of Molecular Crystals

Social Contribution

[Lecturer]  CenterforNovelMaterialScienceunderMulti-ExtremeConditions,GraduateSchoolofMaterialScience,UniversityofHyogo  6 Jan 2018 - 6 Jan 2018