[S-EM17] 地磁気・古地磁気・岩石磁気

[SEM17-10] An attempt to identify mineral nanofragmentation as the mark of multiple low-intensity impacts in carbonaceous chondrites

*Balazs Bradak¹, Yusuke Seto², Martin Chadima⁴, Sena Toyonaga¹, Tatsuki Yamamoto¹, Akos Kereszturi³ (1. Kobe University, Faculty of Ocean Science and Technology, 2. Osaka Metropolitan University, Department of Geosciences, 3. Hungarian Academy of Sciences, HUN-REN Research Centre for Astronomy and Earth Sciences, 4. AGICO)

キーワード：anisotropy of frequency-dependent magnetic susceptibility, magnetic fabric, carbonaceous chondrites, hypervelocity impact, multiple impacts, nano-fragmentation