Results 81 to 90 of about 884,714 (212)

Shock Deformation in Zircon, a Comparison of Results from Shock-Reverberation and Single-Shock Experiments [PDF]

open access: yes
The utility of the mineral zircon, ZrSiO4, as a shock-metamorphic geobarometer and geochronometer, has been steadily growing within the planetary science community.
Cintala, M. J.   +4 more
core   +1 more source

Potential Unconventional Gas Plays in Mature Basin of the Czech Republic [PDF]

open access: yes, 2016
The presence of unconventional resources has been proven in deeper parts of mature oil and gas provinces and coal basins of the world. In this context, it is worth to focus also on the prospects of unconventional gas production from within hydrocarbon ...
Bujok, Petr   +4 more
core  

Integrating Citizen Science and Remote Sensing Data to Identify Key Environmental Factors Influencing H5N1 Avian Influenza Virus Potential Spillover Risk in the Philippines

open access: yesGeoHealth, Volume 9, Issue 8, August 2025.
Abstract Highly pathogenic avian influenza (HPAI) virus presents a serious threat to poultry and public health worldwide, with transmission dynamics shaped by avian migration patterns and environmental conditions. Recent outbreaks in the Philippines highlight the urgent need for effective control measures.
John Oliver Sayseng, Ting‐Wu Chuang
wiley   +1 more source

Solar Wind Heavy Ions and Alpha Particles Within Earth's Magnetosphere and Their Variability With Upstream Conditions

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 8, August 2025.
Abstract Working toward the goal of understanding solar wind (SW) entry to the Earth's magnetosphere, this study examines solar‐origin ion composition in the magnetotail. During its trajectory, Wind spent a significant amount of time in the Earth's magnetotail, where its SupraThermal Ion Composition Spectrometer (STICS) measured the mass and mass per ...
S. Colón‐Rodríguez   +3 more
wiley   +1 more source

Strumble-Preseli ancient communities and environment study (SPACES); Sixth report 2007-08 [PDF]

open access: yes, 2009
This paper reports the results of field surveys and geophysical surveys in the eastern Preseli Hills of Pembrokeshire, Wales, together with petrological descriptions of rock samples taken from key outcrops and quarry ...
Armstrong, Kayt   +3 more
core  

Fluid Chemistry Effect on Localized and Ductile Deformation of a Porous Sandstone

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 8, August 2025.
Abstract In geological reservoirs, pore fluid chemistry can affect rock strength by inducing mineral dissolution, precipitation, and alteration, among other processes. Increasing pressure and temperature can shift deformation from localized to ductile, decreasing permeability and affecting reservoir exploitability.
Francesco Lazari   +3 more
wiley   +1 more source

1º Congresso Internacional de Geologia de Timor-Leste. [PDF]

open access: yes, 2012
Congresso Internacional de Geologia de Timor ...
Costa, Norberta, Nogueira, Pedro
core  

Structure of the NE Oman Mountains: A Review of Robust Geochronological Constraints for Tectonic Models of Ophiolite Obduction and Continental Subduction

open access: yesTectonics, Volume 44, Issue 8, August 2025.
Abstract The Late Cretaceous Semail ophiolite, Oman was emplaced onto the previously passive continental margin of Arabia. Recent geochronology from the ophiolite, its metamorphic sole, and associated high‐pressure (HP) metamorphic rocks have resulted in a proliferation of new tectonic models explaining the sequence of events associated with ophiolite ...
Michael P. Searle   +2 more
wiley   +1 more source

A preliminary Scanning Electron Microscope (SEM) study of magnetite surface microtextures from the Wahianoa moraines, Mt Ruapehu, New Zealand. [PDF]

open access: yes, 2010
Scanning electron microscope (SEM) of quartz micro‐textures has routinely been used to identify the depositional environment of sediments in areas of former ice‐sheet glaciation.
Brook, Martin S, Mandolla, Stephanie
core  

Anatomy of a Curved Orogen: The Broken River Orocline in the Northeastern Tasmanides (Australia)

open access: yesTectonics, Volume 44, Issue 8, August 2025.
Abstract Oroclines record crustal and lithospheric‐scale processes in active plate margins. In northeastern Australia, the Broken River Orocline is marked by the curvature of structural fabrics and tectonic elements. However, the geometry, structural evolution, and tectonic implications of this orocline are poorly understood.
Raiza Toledo Rodrigues   +2 more
wiley   +1 more source

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