Results 101 to 110 of about 384,591 (288)

The significance of geological data at hydraulic fracturing planning

open access: yesМінеральні ресурси України, 2018
Scientific and methodological aspects of the development of oil and gas fields at the use of hydraulic fracturing have been considered. The causes of unsatisfactory results at hydraulic fracturing, and also factors to be taken into account when choosing ...
H. I. Rudko   +4 more
doaj   +1 more source

Fibrillisation and Mechanical Properties of Plasma‐Treated Modification LDPE/PA6 Microfibrillar Composites

open access: yesJournal of Applied Polymer Science, EarlyView.
Plasma treatment enhances interfacial adhesion between LDPE/PA6 via carbonyl group formation. PA6 droplet size heterogeneity reduced to ~850 nm after plasma treatment. Drawing at 160°C produces highly oriented microfibrils with faster throughput. Plasma‐treated MFCs show up to 500% tensile strength increase and 18% higher stiffness.
Narges Gray   +4 more
wiley   +1 more source

A variational phase field model of hydraulic fracturing

open access: yes, 2019
Since their inception in the mid-90's, variational phase-field models of fracture [1] have steadily gained popularity. One of their strengths, the ability to handle complex topologies with unknown crack paths and the interaction between multiple cracks ...
Tanne, Erwan
core   +1 more source

Development of a three-dimensional compositional hydraulic fracturing simulator for energized fluids [PDF]

open access: yes, 2013
textCurrent practices in energized treatments, using gases and foams, remain rudimentary in comparison to other fracturing fluid technologies. None of the available 3D fracturing models for incompressible water-based fluids have been able to capture the ...
Ribeiro, Lionel Herve Noel
core  

From Agro‐Industrial Waste to Functional Packaging Using Antimicrobial and Mechanically Reinforced Starch Foams With Melon Seed and Rosemary

open access: yesJournal of Applied Polymer Science, EarlyView.
Agro‐industrial waste was upcycled into biodegradable starch foams reinforced with melon seed and rosemary flours, yielding sustainable food packaging with enhanced mechanical performance, selective antimicrobial activity, and rapid biodegradation. ABSTRACT The demand for sustainable alternatives to petroleum‐based packaging has promoted starch‐based ...
Ana Carolina Agne Ferreira Zão   +8 more
wiley   +1 more source

Elucidating the Interplay Between Structure and Electrochemical Behavior in Lignin‐Based Polymer Electrolytes for Potassium Batteries

open access: yesBattery Energy, Volume 4, Issue 2, March 2025.
Three biobased membranes are synthesized by crosslinking oxidized Kraft lignin with poly(ethylene glycol) diglycidyl ether of increasing molecular weights. After incorporation of solvated potassium salts, potassium batteries including these biobased gel polymer electrolytes are able to deliver a maximum specific capacity at 0.05 A g−1 as high as 130 ...
Giuseppe Pascuzzi   +5 more
wiley   +1 more source

3D Simulation of Stimulated Rock Volume Evolution during Hydraulic Fracturing

open access: yes, 2019
Hydraulic fracturing in naturally fractured rocks often leads to the creation of a stimulated zone of enhanced permeability in which the target formation is irreversibly deformed through shear dilation of natural fractures, plastic deformation, and ...
Sarvaramini, Erfan
core   +1 more source

Analysis of Fracturing Pressure Data in Heterogeneous Shale Formations

open access: yes, 2014
Existing techniques for the interpretation of real-time fracturing data assumes that fracture propagation is a continuous power function of time, and that fractures propagate smoothly over time.
Soliman, M.Y.   +4 more
core  

Fresh water reduction technologies and strategies for hydraulic fracturing : case study of the Eagle Ford shale play, Texas [PDF]

open access: yes, 2014
textHydraulic fracturing has unlocked a tremendous resource across the United States and around the world—shale. However, these processes have also come with a myriad of potential environmental effects, including a substantial demand for water. Hydraulic
Leseberg, Megan Patrice
core  

Shale Kerogen: Hydraulic Fracturing Fluid Interactions and Contaminant Release [PDF]

open access: yes, 2018
The recent increase in unconventional oil and gas exploration and production has prompted a large amount of research on hydraulic fracturing, but the majority of chemical reactions between shale minerals and organic matter with fracturing fluids are not ...
Dustin, Megan K.   +23 more
core   +1 more source

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