[S-MP34] Physics and Chemistry of Minerals

[SMP34-05] Pressure-induced changes in structure and elasticity of Al₂O₃–SiO₂ glasses

*Itaru Ohira¹, Yoshio Kono², Steeve Gréaux³, Sayako Inoué³, Nozomi Kondo⁴, Sho Kakizawa⁵, Yuji Higo⁵, Noriyoshi Tsujino⁵, Rostislav Hrubiak⁶, Guoyin Shen⁶, Atsunobu Masuno⁷ (1. Department of Chemistry, Faculty of Science, Gakushuin University, 2. Department of Physics and Astronomy, Kwansei Gakuin University, 3. Geodynamics Research Center (GRC), PIAS, Ehime University, 4. Institute for Planetary Materials, Okayama University, 5. Japan Synchrotron Radiation Research Institute (JASRI), 6. High Pressure Collaborative Access Team (HPCAT), X-ray Science Division, Argonne National Laboratory, 7. Graduate School of Engineering, Kyoto University)

Keywords:Al2O3–SiO2 glass, High pressure, PDF, Sound velocity, Poisson’s ratio