Fri. May 27, 2022 1:45 PM - 3:15 PM 301B (International Conference Hall, Makuhari Messe)

[J] Oral
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS06] Lunar Science and Exploration

2:00 PM - 2:15 PM

[PPS06-08] Lunar crater degradation processes inferred from boulder distributions and topographic features in inner crater walls

*Ayame Ikeda¹, Hiroyuki Kumagai¹, Tomokatsu Morota² (1.Graduate School of Environmental Studies, Nagoya University, 2.Department of Earth and Planetary Science, The University of Tokyo)

Mon. May 23, 2022 3:30 PM - 5:00 PM 301A (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-SS Seismology

[S-SS06] Seismic wave propagation: Theory and Application

3:30 PM - 3:45 PM

[SSS06-06] Inversion of envelope widths of volcanic earthquakes to image scattering structures using space-weighting functions

*Hiroyuki Kumagai¹, Miki Hamamoto ¹ (1.Graduate School of Environmental Studies, Nagoya University)

3:45 PM - 4:00 PM

[SSS06-07] Inversion of envelope widths of volcanic earthquakes to estimate temporal variations of scattering properties

*Miki Hamamoto ¹, Hiroyuki Kumagai¹ (1.Graduate School of Environmental Studies, Nagoya University)

Wed. May 25, 2022 9:00 AM - 10:30 AM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC31] Active Volcanism

9:30 AM - 9:45 AM

[SVC31-03] Shallow 3D seismic structure of Izu-Ohshima volcano: Analysis of travel time data from the seismic survey in 1999

*Satoru Tanaka¹, Jun Oikawa², Hidefumi Watanabe³, Hiroyuki Kumagai⁴, Takeshi Matsushima⁵, Kenji Fujiwara⁶ (1.JAMSTEC, 2.ERI, Univ. Tokyo, 3.Tokyo Mertro. Gov., 4.Nagoya Univ., 5.Kyushu Univ., 6.JMA, Norioka)

9:45 AM - 10:00 AM

[SVC31-04] Temporal variations and size distribution of seismic moments inferred from waveform inversion of long-period events

*Nakano Masayuki¹, Hiroyuki Kumagai¹, Kimiko Taguchi¹ (1.Nagoya University)

10:00 AM - 10:15 AM

[SVC31-05] Source properties and scaling relations of volcanic long-period events estimated from crack model and seismic moments

*Kimiko Taguchi¹, Hiroyuki Kumagai¹, Nakano Masayuki¹ (1.Nagoya University Environmental Studies)

Thu. Jun 2, 2022 11:00 AM - 1:00 PM Online Poster Zoom Room (25) (Ch.25)

[J] Poster
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC31] Active Volcanism

11:00 AM - 1:00 PM

[SVC31-P17] Relationship between eruption size and duration based on the characteristic shape of high-frequency eruption tremor waveforms

*Azusa Mori¹, Hiroyuki Kumagai² (1.Institute of Seismology and Volcanology, Kyushu University, 2.Graduate School of Environmental Studies, Nagoya University)

Hiroyuki Kumagai

Speaker, Author, Co-Author