Results 71 to 80 of about 41,022 (214)

Characteristics of in situ stress and its influence on coalbed methane development: A case study in the eastern part of the southern Junggar Basin, NW China

open access: yesEnergy Science & Engineering, 2020
Based on 54 sets of well test data of 29 coalbed methane (CBM) wells, the distribution characteristic of in situ stress in the eastern part of the southern Junggar Basin and its control on permeability (K), reservoir pressure (Po), and gas content (G ...
Haijiao Fu   +5 more
doaj   +1 more source

Exhumation history of the Higher Himalayan Crystalline along Dhauliganga-Goriganga river valleys, NW India: new constraints from fission track analysis [PDF]

open access: yes, 2009
New apatite and zircon fission track data collected from two transects along the Dhauliganga and Goriganga rivers in the NW Himalaya document exhumation of the Higher Himalayan Crystalline units. Despite sharing the same structural configuration and rock
Patel, R.C., Carter, Andrew
core   +1 more source

Crustal architecture, thermal evolution and energy resources of compressional basins (André Dumont medallist lecture 2013) [PDF]

open access: yes, 2014
Our understanding of sedimentary basins, orogens and links between deep and surface processes has greatly benefited from recent improvement of imagery techniques, including crustal scale reflection seismic and mantle tomography. ECORS profiles across the
Roure, F., Tectonics
core  

Three-dimensional seismo-tectonics in the Po Valley basin, Northern Italy [PDF]

open access: yes, 2015
The Po Valley (Northern Italy) is a composite foreland-foredeep basin caught in between the Southern Alps and Northern Apennine mountain belts. By integrating the 3D structural model of the region with the public earthquake dataset, the seismo-tectonics ...
Ponton, Maurizio   +6 more
core   +1 more source

Formation and Identification of Unresolved Complex Mixtures in Lacustrine Biodegraded Oil from Nanxiang Basin, China

open access: yesThe Scientific World Journal, 2014
A comprehensive two-dimensional gas chromatography/time-of-flight mass spectrometry (GC × GC/TOFMS) method has been developed for the formation and identification of unresolved complex mixtures (UCMs) in lacustrine biodegraded oils that with the same ...
Pengfei Guo   +6 more
doaj   +1 more source

Continental rift formation and transition to ocean sea floor spreading: A case study of the Afar triple junction [PDF]

open access: yes, 2017
Lithosphere extension, thinning and breakup are fundamental processes in geodynamics. During rift development, both the lithosphere and the mantle are involved in a coupled system, in which the main mechanisms and the forces associated with them often ...
Lavecchia, A.L., Tectonics
core  

Toroidal-poloidal partitioning of plate motions since 120 MA [PDF]

open access: yes, 1993
Changes in plate motions and plate configurations during the Cenozoic and Mesozoic have been investigated extensively, but most geodynamical models have concentrated on present-day plate motions.
Richards, M.A.   +9 more
core   +1 more source

Process and forces of tight-sandstone gas charging in the Shihezi formation (P2x1) Dongsheng gas field, northern Ordos Basin China

open access: yesScientific Reports
The Dongsheng Gas Field, a giant tight-gas field in the northern margin of the Ordos Basin in China, has the Lower Permian Shihezi Formation (P2x1) as the main gas production layer, with tight-sandstone reservoirs (average porosity and permeability of 8 ...
Qiang Cao   +8 more
doaj   +1 more source

Probability Assessment of Strategic and Total Rare Earth Element Supply for the EU Under the EU Critical Raw Materials Act

open access: yesResources
The European Union aims to reduce its dependency on imported critical and strategic raw materials. Therefore, the EU’s Critical Raw Materials Act defines benchmarks for strategic raw materials on domestic mining, recycling, refining, and the ...
Melike Yildirim Ayyildiz   +2 more
doaj   +1 more source

Folding and inversion tectonics in the Anti-Atlas of Morocco [PDF]

open access: yes, 2004
The late Variscan Anti-Atlas of Morocco shows some conspicuous deviations from the standard anatomy of foreland fold-and-thrust belts. Large basement inliers crop out at a very short distance of less than 50 km behind the southeastern front of the fold ...
Caritg, Séverine   +3 more
core   +2 more sources

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