Results 31 to 40 of about 2,079,063 (374)

Accumulation conditions and exploration and development of tight gas in the Upper Paleozoic of the Ordos Basin

open access: yesPetroleum Exploration and Development, 2012
Through lithological analysis of reservoirs, fluid inclusion test and simulation experiment, combined with geochemical, seismic, well logging and formation testing data, this paper studies the favorable geological conditions for tight gas accumulation in
Hua YANG   +3 more
doaj   +1 more source

Frequency-dependent streaming potentials: a review [PDF]

open access: yes, 2012
The interpretation of seismoelectric observations involves the dynamic electrokinetic coupling, which is related to the streaming potential coefficient. We describe the different models of the frequency-dependent streaming potential, mainly the Packard's
Bordes, Clarisse, Jouniaux, Laurence
core   +5 more sources

Natural gas development prospect in Changqing gas province of the Ordos Basin

open access: yesNatural Gas Industry B, 2022
At present, natural gas accounts for a low proportion in China's primary energy consumption structure and is highly dependent on foreign sources. Changqing gas province of the Ordos Basin where PetroChina Changqing Oilfield Company (referred to as ...
He Jiangchuan   +4 more
doaj   +1 more source

Transmission Studies of Left-handed Materials

open access: yes, 2001
Left-handed materials are studied numerically using an improved version of the transfer-matrix method. The transmission, reflection, the phase of the reflection and the absorption are calculated and compared with experiments for both single split-ring ...
C. M. Soukoulis   +19 more
core   +1 more source

Negative Effects of a High-Fat Diet on Intestinal Permeability: A Review.

open access: yesAdvances in Nutrition, 2019
The intestinal tract is the largest barrier between a person and the environment. In this role, the intestinal tract is responsible not only for absorbing essential dietary nutrients, but also for protecting the host from a variety of ingested toxins and
Michael W Rohr   +3 more
semanticscholar   +1 more source

Pathophysiology of Blood–Brain Barrier Permeability Throughout the Different Stages of Ischemic Stroke and Its Implication on Hemorrhagic Transformation and Recovery

open access: yesFrontiers in Neurology, 2020
The blood–brain barrier (BBB) is a dynamic interface responsible for maintaining the central nervous system homeostasis. Its unique characteristics allow protecting the brain from unwanted compounds, but its impairment is involved in a vast number of ...
Sara Bernardo-Castro   +11 more
semanticscholar   +1 more source

A factory fracturing model of multi-well cluster in Sulige gas field, NW China

open access: yesPetroleum Exploration and Development, 2014
Sulige gas field is a typical low-permeability reservoir in China. According to desert landform features along with the regional hydrologic feature and the existing fracturing technology and operational conditions, a factory-like fracturing method ...
Mingfang HE   +5 more
doaj   +1 more source

Effect of sedimentary heterogeneities in the sealing formation on predictive analysis of geological CO2 storage [PDF]

open access: yes, 2019
Numerical models of geologic carbon sequestration (GCS) in saline aquifers use multiphase fluid flow-characteristic curves (relative permeability and capillary pressure) to represent the interactions of the non-wetting CO2 and the wetting brine. Relative
Alkan   +69 more
core   +2 more sources

Natural fracture distribution and a new method predicting effective fractures in tight oil reservoirs in Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2016
Based on core, imaging logging, and thin section data, the distribution features of natural fractures in the tight oil reservoirs of the Ordos Basin are examined.
Jianming FAN   +5 more
doaj   +1 more source

Characteristics of tight oil in Triassic Yanchang Formation, Ordos Basin

open access: yesPetroleum Exploration and Development, 2013
By comprehensive study of reservoir and source rock distribution, petrology and geochemistry, the tight oil and its exploration potential was analyzed in the Triassic Yanchang Formation, Ordos Basin.
Jingli YAO   +5 more
doaj   +1 more source

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