Figure 1
From: High-definition and low-noise muography of the Sakurajima volcano with gaseous tracking detectors

Schematic drawing of our muography experiment. (A) and (B) The location of the Sakurajima volcano in Kyushu, Japan (https://maps-for-free.com/)19. (C) The elevation map and the schematic of measurement site. The mMOS (red star) was installed in the South-West direction at the distance of 2.7 km, 2.6 km, and 2.8 km from the Craters A, B and Showa, respectively. The elevation map was created from the data of Geospatial Information Authority of Japan (http://www.gsi.go.jp/)20 and it was edited by the authors. (D) The cross-sectional view of Sakurajima volcano along the c-d line in (C).