Results 11 to 20 of about 5,025 (216)

New Insights into Crust and upper Mantle Structure in Guangdong Province, China and Its Geothermal Implications

open access: yesEnergies, 2021
Southeast Asia contains significant natural geothermal resources. However, the mechanism for generating geothermal anomalies by the crust–mantle structure still needs to define. In this study, we focused on Guangdong Province, China.
Jian Kuang, Shihua Qi, Xiangyun Hu
doaj   +1 more source

Hot deformation behavior and flow-stress anomaly of 5Cr9Si3 valve steel at elevated temperatures

open access: yes工程科学学报, 2015
The hot deformation behavior of 5Cr9Si3 valve steel was investigated by hot working simulation test at different hot working parameters. When the deformation temperature increases from 850 to 900℃ or from 1000 to 1100℃, the peak stress decreases; but ...
WU Yun-sheng   +4 more
doaj   +1 more source

Lithospheric thermo-rheological structure of the Huangshadong geothermal field in Huizhou of Guangdong and its heat-sources implications

open access: yesShuiwen dizhi gongcheng dizhi, 2023
The thermo-rheological structure of the lithosphere is an effective method to reveal the thermal state within the lithosphere. Studies of the thermo-rheological structure of the lithosphere in geothermal anomaly areas can effectively constrain the ...
Haonan GAN   +6 more
doaj   +1 more source

Undulated Shock Surface Formed After a Shock–Discontinuity Interaction

open access: yesGeophysical Research Letters, 2023
Shock ripples and shock–discontinuity interactions (SDIs) have long been proposed to explain the frequent occurrence of high‐speed jets (HSJs) in the magnetosheath; however, there is no direct observational evidence for either of them occurring near a ...
Yufei Zhou, Chao Shen, Yong Ji
doaj   +1 more source

Numerical Modeling of Hydrothermal System Circulation Beneath Asal Rift, Republic of Djibouti

open access: yesEnergies, 2022
Asal rift is an aerial rift segment resulting from the westward propagation of the Aden ridge into the Afar Depression. Geothermal manifestations such as hot springs and fumaroles, fault creep, conductivity anomaly, and high geothermal gradient were ...
Abdek Hassan Aden   +2 more
doaj   +1 more source

INTERPRETATION OF BOUGUER ANOMALY TO DETERMINE FAULT AND SUBSURFACE STRUCTURE AT BLAWAN-IJEN GEOTHERMAL AREA

open access: yesJurnal Neutrino: Jurnal Fisika dan Aplikasinya, 2016
Gravity survey has been acquired by Gravimeter Lacoste & Romberg G-1035 at Blawan-Ijen geothermal area. It was a focusing study from previous research.
Anjar Pranggawan Azhari   +2 more
doaj   +1 more source

Numerical simulation of geothermal field in a three-dimensional multi-fractured geological model of Zhuolu Basin

open access: yes地质科技通报, 2021
The prediction of the geothermal field is an important prerequisite for the evaluation of geothermal resources. Much attention has been paid to the research on coupled temperature field of percolation-heat transfer in deep fractured rock mass. The Zhuolu
Jinlong Chen   +4 more
doaj   +1 more source

Properties and the origin of Almost Monoenergetic Ion (AMI) beams observed near the Earth's bow shock [PDF]

open access: yesAnnales Geophysicae, 2011
Beams of Almost Monoenergetic Ions (AMI) in the energy range from 20 to 800 keV were discovered in the DOK-2 experiment (Interball project) in the magnetosheath and upstream of the Earth's bow shock.
V. N. Lutsenko, E. A. Gavrilova
doaj   +1 more source

Statistical properties of hot flow anomalies around Mars

open access: yesEarth and Planetary Physics
Hot flow anomalies (HFAs) are not only a terrestrial phenomenon, but also a solar-system-wide phenomenon, one that can cause significant perturbations in planetary magnetospheres and ionospheres.
MingYu Wu   +9 more
doaj   +1 more source

3D seismic imaging of the Nesjavellir geothermal field, SW-Iceland

open access: yesFrontiers in Earth Science, 2022
We present a detailed seismic imaging of the harnessed Nesjavellir geothermal area, SW-Iceland, which is one of several geothermal fields on the flanks of the Hengill volcano. We map the vP, vS, and vPvS ratio using seismic data recorded in 2016–2020 and
Ortensia Amoroso   +9 more
doaj   +1 more source

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