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Positive electrification on the floor of an underground mine gallery at the arrival of seismic waves and similar electrification on the surface of partially stressed rocks in laboratory |
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| Authors: | Akihiro Takeuchi Yukako Futada Kan Okubo Nobunao Takeuchi |
| Affiliation: | 1. Earthquake Prediction Research Center, Institute of Oceanic Research and Development, Tokai University, 3‐20‐1 Orido, Shimizu‐ku, Shizuoka 424‐8610, Japan;2. Department of Electronic and Information Systems, Faculty of Systems Science and Technology, Akita Prefectural University, 84‐4 Tsuchiya‐Aza‐Ebinokuchi, Yurihonjo 015‐0055, Japan;3. Division of Information and Communications Systems Engineering, Tokyo Metropolitan University, 6‐6 Asahigaoka, Hino 191‐0065, Japan |
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