搜索结果: 1-15 共查到“地球物理学 pressure”相关记录17条 . 查询时间(0.077 秒)
In search of evidence of deep fluid discharges and pore pressure evolution in the crust to explain the seismicity style of the Umbria-Marche 1997-1998 seismic sequence (Central Italy)
fluid geochemistry/seismicity porepressure field Umbria-Marche 1997-1998 seismic sequence
2015/9/30
Starting soon after the first main-shocks of the long seismic sequence which has occurred along the Umbria-Marche boundary since September 1997, fluid geochemistry surveying was accomplished (around 2...
Mediterranean precipitation and its relationship with sea level pressure patterns
Mediterranean precipitation principal component canonical correlation trajectory
2015/9/15
The relationship between Mediterranean precipitation and North Atlantic and European sea level pressure fields has been studied using statistical techniques to investigate the variability within the d...
Pressure Stimulated Currents (PSC)in marble samples
Pressure Stimulated Currents (PSC)-Piezo Stimulated Current rocks marble-electricprecursors
2015/9/14
The electrical behaviour of marble samples from Penteli Mountain was studied while they were subjected to uniaxial stress. The application of consecutive impulsive variations of uniaxial stress to thi...
Estimates of fluid pressure and tectonic stress in hydrothermal/volcanic areas:a methodological approach
hydrothermal fluids faults cracks fluid pressure volcanic/hydrothermal areas seismicity
2015/9/10
An analytical approach to estimate the relative contribution of the fluid pressure and tectonic stress in hydrothermal/
volcanic areas is proposed assuming a Coulomb criterion of failure. The analyti...
Correlation of pressure stimulated currents in rocks with the damage parameter
Pressure Stimulated Current (PSC) damage parameter fracture
2015/9/2
Pressure Stimulated Current (PSC) experiments were conducted on marble samples to correlate PSC with the damage parameter, D. The phenomena and procedures taking place in the vicinity of the fracture ...
Exhumation of (ultra-)high-pressure terranes: concepts and mechanisms
Ultra-high pressure crustal rocks in phanerozoic continental plate subduction collision events
2015/1/5
The formation and exhumation of high and ultra-high-pressure, (U)HP, rocks of crustal origin appears to be ubiquitous during Phanerozoic plate subduction and continental collision events. Exhumation o...
Influence of Indian Ocean high pressure on streamflow variability over southwestern Australia
El Niñ o southern oscillation Indian Ocean high pressure Indian Ocean high longitude Southern oscillation index
2015/8/17
The seasonal and interannual variability of the southwestern Australia streamflow was examined based on re-analysis dataset from the National Centers for Environmental Prediction / National Center for...
The MgSiO3 system at high pressure: Thermodynamic properties of perovskite, postperovskite, and melt from global inversion of shock and static compression data
perovskite postperovskite melt
2014/4/8
We present new equation-of-state (EoS) data acquired by shock loading to pressures
up to 245 GPa on both low-density samples (MgSiO3
glass) and high-density,
Changes in Sea-Level Pressure over South Korea Associated with High-Speed Solar Wind Events
solar-terrestrial weather sea-10 level pressure solar wind
2011/8/16
Abstract: We explore a possibility that the daily sea-level pressure (SLP) over South Korea responds to the high-speed solar wind event. This is of interest in two aspects: First, if there is a statis...
Enhanced runout and erosion by overland flow at low pressure and sub-freezing conditions: Experiments and application to Mars
Mars, Surface Geological processes Experimental techniques
2014/4/8
We present the results of laboratory experiments to study the sediment transport and erosional capacity of water at current martian temperature and pressure. We have performed laboratory simulation ex...
Three‐dimensional earthquake sequence simulations with evolving temperature and pore pressure due to shear heating: Effect of heterogeneous hydraulic diffusivity
Three‐dimensional earthquake sequence simulations evolving temperature pore pressure due to shear heating:heterogeneous hydraulic diffusivity
2014/4/8
A new methodology for three‐dimensional (3‐D) simulations of earthquake sequences is presented that accounts not only for inertial effects during seismic events but also for shear‐induced temperature ...
Jump conditions for pressure anisotropy and comparison with the Earth's bow shock
Jump conditions pressure anisotropy Earth's bow shock
2009/11/12
Taking into account the pressure anisotropy in the solar wind, we study the magnetic field and plasma parameters downstream of a fast shock, as functions of upstream parameters and downstream pressure...
Nonlinear waves and solitons propagating perpendicular to the magnetic field in bi-ion plasma with finite plasma pressure
Nonlinear waves solitons propagating perpendicular magnetic field bi-ion plasma plasma pressure
2009/11/12
We investigate the nature of nonlinear waves propagating transverse to the magnetic field in a bi-ion plasma including plasma pressure. By using the conservation laws derived from the multi-ion fluid ...
Nonlinear equilibrium structure of thin currents sheets:influence of electron pressure anisotropy
Nonlinear equilibrium structure thin currents sheets electron pressure anisotropy
2009/11/11
Thin current sheets represent important and puzzling sites of magnetic energy storage and subsequent fast release. Such structures are observed in planetary magnetospheres, solar atmosphere and are ex...
Study of the energy response of high pressure ionization chamber for high energy gamma-ray
high pressure ionization chamber Fluka program energy response
2009/8/14
The energy response calibration of the commonly used high pressure ionization chamber is very difficult to obtain when the gamma-ray energy is more than 3 MeV. In order to get the calibration of the h...