Results 1 to 10 of about 4,702 (183)

Episodic transport of discrete magma batches beneath Aso volcano [PDF]

open access: yesNature Communications, 2021
Repetitive shallow resonances provide a pathway to unravelling episodic magma transport deep in the magma plumbing system. Episodic deformation of ~1 nanoradian over ~100 s beneath Aso volcano potentially provides a link between long-term volcanic output
Jieming Niu, Teh-Ru Alex Song
doaj   +7 more sources

Magmatic–hydrothermal system of Aso Volcano, Japan, inferred from electrical resistivity structures [PDF]

open access: yesEarth, Planets and Space, 2020
We investigated the magmatic–hydrothermal system of Aso Volcano, Japan, using broadband magnetotelluric (MT) data. To establish the nature of the shallow crust, a previous resistivity model based on data from 100 measurement sites in and around Aso ...
Nobuo Matsushima   +6 more
doaj   +3 more sources

Hydrothermal signature on episodic deflation/inflation ground tilt at Aso Volcano

open access: yesEarth, Planets and Space, 2023
Ground deformation in volcanic areas induced by geothermal fluid circulation can reveal useful information about the dynamical processes occurring in the subsurface hydrothermal system.
Simona Petrosino   +2 more
doaj   +4 more sources

Aso volcano eruption on October 8, 2016, observed by weather radars [PDF]

open access: yesEarth, Planets and Space, 2018
An explosive eruption occurred at the Naka-dake first crater of Aso volcano at 1:46 on October 8, 2016 (JST). According to the field survey conducted by Kumamoto University, Kyoto University, the National Institute of Advanced Industrial Science and ...
Eiichi Sato   +2 more
doaj   +2 more sources

Amphibole–melt disequilibrium in silicic melt of the Aso-4 caldera-forming eruption at Aso Volcano, SW Japan [PDF]

open access: yesEarth, Planets and Space, 2018
The most recent and largest caldera-forming eruption occurred at ~ 90 ka at Aso Volcano, SW Japan, and is known as the “Aso-4 eruption.” We performed chemical analyses of amphibole phenocrysts from Aso-4 pyroclasts collected from the initial and largest ...
Hidemi Ishibashi   +4 more
doaj   +2 more sources

Special issue “Advancement of our knowledge on Aso volcano: current activity and background” [PDF]

open access: yesEarth, Planets and Space, 2019
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Takahiro Ohkura   +5 more
doaj   +4 more sources

Aso volcano, Japan: assessing the 100-year probability of a new caldera-forming eruption based on expert judgements with Bayes Net and Importance Sampling uncertainty analysis

open access: yesJournal of Applied Volcanology, 2023
The Aso-4 explosive eruption on Kyushu, Japan, 89,500 years ago was one of the biggest eruptions in the last one hundred millennia, with a magnitude of approximately M8. Modern society requires the likelihood of natural events with potentially disastrous
Willy Aspinall   +10 more
doaj   +1 more source

Older magma at Aso caldera than at Unzen stratovolcano in south west Japan as recorded through helium isotopes

open access: yesCommunications Earth & Environment, 2023
Helium isotopes from groundwater and hot springs at the stratovolcano, Unzen, have a stronger mantle signature than for the nearby caldera volcano, Aso, which suggests that magma at Unzen is younger still supplied with primordial mantle helium.
Yuji Sano   +10 more
doaj   +1 more source

Volcanic Hot-Spot Detection Using SENTINEL-2: A Comparison with MODIS−MIROVA Thermal Data Series [PDF]

open access: yes, 2020
In the satellite thermal remote sensing, the new generation of sensors with high-spatial resolution SWIR data open the door to an improved constraining of thermal phenomena related to volcanic processes, with strong implications for monitoring ...
Cigolini, Corrado   +5 more
core   +1 more source

Effects of the 2016 Kumamoto earthquakes on the Aso volcanic edifice

open access: yesEarth, Planets and Space, 2017
Large earthquakes occurred in the central part of Kumamoto Prefecture on April 14–16, 2016, causing severe damage to the northern segment of the Hinagu faults and the eastern segment of the Futagawa faults.
Yasuhisa Tajima   +2 more
doaj   +1 more source

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