Results 151 to 160 of about 820,831 (342)

The impact of forced closure on proppant distribution of hydraulic fracturing in shale formations

open access: yesDeep Underground Science and Engineering, EarlyView.
Research findings demonstrate that implementing forced closure within shale formations can remarkably mitigate proppant settlement, concurrently increasing the effective propped surface area from 29.74% to 38.68%. Abstract Forced closure is widely used in conventional oil and gas reservoirs to promote uniform proppant placement.
Tongxuan Gu   +3 more
wiley   +1 more source

Efficient treatment of oily wastewater by immobilized petroleum degrading bacteria microspheres coupled with industrial waste catalysts

open access: yesGongye shui chuli
To achieve efficient treatment of oil-containing wastewater and effective use of industrial waste catalysts, two strains of highly efficient petroleum-degrading bacteria were screened from petroleum-contaminated soil. These bacteria were coupled with the
LI Qianwei   +4 more
doaj   +1 more source

Microbial Removal of Petroleum Hydrocarbons from Contaminated Soil under Arsenic Stress. [PDF]

open access: yesToxics, 2023
Su Q   +8 more
europepmc   +1 more source

Research progress and current status of dynamic wave propagation characteristics in rock mass: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
This review elucidates the velocity–dispersion–attenuation coupling mechanisms of wave propagation in rock masses, compares six representative models, and reveals how pressure, temperature, mineral composition, and anisotropy jointly control dynamic responses in complex geological media.
Jiajun Shu   +8 more
wiley   +1 more source

Response of petroleum-contaminated soil to chemical oxidation combined with biostimulation

open access: yesEcotoxicology and Environmental Safety
In this study, a microcosm experiment was conducted to investigate the effects of Na2S2O8 preoxidation combined with biostimulation on petroleum-contaminated soil remediation.
Yongjie Huang   +6 more
doaj   +1 more source

Remarkable impact of PAHs and TPHs on the richness and diversity of bacterial species in surface soils exposed to long-term hydrocarbon pollution [PDF]

open access: yes, 2013
Nowadays, because of substantial use of petroleum-derived fuels the number and extension of hydrocarbon polluted terrestrial ecosystems is in growth worldwide.
Benedek, Tibor   +5 more
core  

Structural Design of MOF‐Based and MOF‐Derived Composites for Oxygen Evolution Electrocatalysis: Materials Innovation for Energy and Environmental Sustainability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This review provides an overview of recent developments in metal organic framework (MOF)‐based and MOF‐derived composites for efficient oxygen evolution reaction. This review also emphasizes the structural design of electrocatalyst, active site optimization, and emerging prospects of their use in practical electrolyzer systems.
Bhagyashri B. Kamble   +7 more
wiley   +1 more source

A systems examination of the opportunities of coal for California [PDF]

open access: yes
Because of decreasing availability of petroleum fuels and natural gas, it is imperative that alternative means be developed for meeting demands. The options available for importing energy derived from coal are examined.
Hathaway, W. M.
core   +1 more source

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