Results 41 to 50 of about 40,888 (297)

Towards large-scale modelling of fluid flow in fractured porous media

open access: yes, 2010
To date, the complexity of fractured porous media still precludes the direct incorporation of small-scale features into field-scale modelling. These features, however, can be instrumental in shaping and triggering coarsening instabilities and other ...
Maghami Nick, Hamidreza   +1 more
core   +1 more source

Poroelastic Response of Orthotropic Fractured Porous Media [PDF]

open access: yesTransport in Porous Media, 2011
Poroelastic response of orthotropic fractured porous media James G. Berryman Abstract An algorithm is presented for inverting either laboratory or field poroelastic data for all the drained constants of an anisotropic (specifically orthotropic) fractured poroelastic system.
openaire   +3 more sources

GENERATION OF TRANSPORT PATHS IN FRACTURED POROUS MEDIA

open access: yesActa Polytechnica, 2017
In this article, a method for generation of transport paths in combined equivalent porous media / discrete fracture network computational meshes is proposed as an alternative to a particle tracking method.
Jakub Říha, Jiřina Královcová
doaj   +1 more source

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Non-local Multi-continua Upscaling for Flows in Heterogeneous Fractured Media

open access: yes, 2017
In this paper, we propose a rigorous and accurate non-local (in the oversampled region) upscaling framework based on some recently developed multiscale methods [10].
Chung, Eric T.   +4 more
core   +1 more source

A new approach to upscaling fracture network models while preserving geostatistical and geomechanical characteristics [PDF]

open access: yes, 2015
A new approach to upscaling two-dimensional fracture network models is proposed for preserving geostatistical and geomechanical characteristics of a smaller-scale “source” fracture pattern.
Lang, P   +4 more
core   +1 more source

Laser induced fractures in porous media

open access: yes, 2020
Hydraulic fracturing is the most effective technique to enhance well productivity in the oil and gas industry. There are many logistical, operational and environmental concerns associated with existing techniques, including the potential risk of underground water contamination and earthquakes - the main reasons for the current debates regarding shale ...
openaire   +2 more sources

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Changes in hydrodynamic, structural and geochemical properties in carbonate rock samples due to reactive transport [PDF]

open access: yes, 2017
Reactive transport plays an important role in the development of a wide range of both anthropic and natural processes affecting geological media. To predict the consequences of reactive transport processes on structural and hydrodynamic properties of a ...
Carrera Ramírez, Jesús   +2 more
core   +2 more sources

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

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