Results 151 to 160 of about 223,201 (250)

Hybrid CFD-DSMC Simulation of Ion Transport in Photoionization Mass Spectrometry: From Atmospheric Pressure to High Vacuum. [PDF]

open access: yesRapid Commun Mass Spectrom
Wen Z   +10 more
europepmc   +1 more source

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

Risk stratification in intermediate asymptomatic carotid artery disease: a multi-modal approach combining local flow dynamics and systemic clinical profiles. [PDF]

open access: yesFront Surg
Siogkas P   +8 more
europepmc   +1 more source

Dynamic geo‐hydrogeological monitoring‐driven situational awareness for real‐time floor water inrush risk prediction in deep mining

open access: yesDeep Underground Science and Engineering, EarlyView.
The fused data extracted from the distributed monitoring system as the data basis, combined with dynamic geological data, are imported into a deep learning model. As the geological conditions of mining and excavation change, the risk of water inrush at the working face is retrieved in real time.
Yongjie Li   +4 more
wiley   +1 more source

Probabilistic characterization of seepage‐induced tunnel face failure via a two‐phase double‐point material point method

open access: yesDeep Underground Science and Engineering, EarlyView.
To address seepage‐induced tunnel face collapse, this study develops a two‐phase double‐point MPM framework to capture large‐deformation hydro‐mechanical interactions. Incorporating a cementation‐based constitutive model with dynamic permeability updates, the model is successfully validated against saturated granular‐column collapse experiments ...
Yue Tong   +6 more
wiley   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

CFD modelling of Stirling engines with complex design topologies [PDF]

open access: yes
This research is in the field of CFD modelling of heat engines, particularly the advanced CFD methodologies for the performance characterization of solar Stirling Engines with complex geometrical topologies. The research aims to investigate whether these
Alexakis, Thanos
core  

Computational Fluid Dynamics as an Adjunctive Functional Assessment of Airway Narrowing After Pulmonary Artery Banding: A Case Report. [PDF]

open access: yesRespirol Case Rep
Saijo S   +14 more
europepmc   +1 more source

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