Results 91 to 100 of about 17,730 (190)

Interplay of Interfacial Tension Reduction and Wettability Alteration During Surfactant Flooding: A Pore‐Scale Lattice Boltzmann Investigation

open access: yesWater Resources Research
Surfactant flooding is a promising strategy for subsurface fluid recovery and environmental remediation, wherein interfacial tension (IFT) reduction and wettability alteration are the two principal mechanisms governing residual phase mobilization.
Qingyuan Zhu   +7 more
doaj   +1 more source

Experimental investigation of wettability alteration on residual oil saturation using nonionic surfactants: Capillary pressure measurement

open access: yesPetroleum, 2015
Introducing the novel technique for enhancing oil recovery from available petroleum reservoirs is one of the important issues in future energy demands.
Masoud Amirpour   +3 more
doaj   +1 more source

Tailoring surface interactions, contact angles, drop topologies and self-assembly using laser irradiation

open access: yes, 2012
UV laser irradiation (lambda = 193 nm), below and above damage thresholds, is used to both alter and pattern the surface properties of borosilicate slides to tune and control the contact angle of a water drop over the surface.
Canning, John   +4 more
core   +1 more source

Impact of water saturation and cation concentrations on wettability alteration and oil recovery of carbonate rocks using low-salinity water

open access: yesJournal of Petroleum Exploration and Production Technology, 2018
In this study, the effect of initial water saturation on the oil recovery for carbonate rocks is investigated using spontaneous imbibition experiments. The experiments are performed using 20 times diluted sea water as imbibing fluid and the sea water as ...
Mohammad Reza Zaeri   +3 more
doaj   +1 more source

Rock Wettability Alteration Induced by the Injection of Various Fluids: A Review

open access: yesApplied Sciences
Wettability is a key parameter that determines the distribution and behavior of fluids in the porous media of oil reservoirs. Understanding and controlling wettability significantly impacts the effectiveness of various enhanced oil recovery (EOR) methods
Darezhat Bolysbek   +2 more
doaj   +1 more source

Investigation of Low-temperature Solders for Cryogenic Wind Tunnel Models [PDF]

open access: yes, 1985
The advent of high Reynolds number cryogenic wind tunnels has forced alteration of manufacturing and assembly techniques and eliminated usage of many materials associated with conventional wind tunnel models.
Firth, G. C., Watkins, V. E., Jr.
core   +1 more source

Novel application of PEG/SDS interaction as a wettability modifier of hydrophobic carbonate surfaces

open access: yesPetroleum Science, 2018
Wettability alteration of carbonate reservoirs from oil-wet to water-wet is an important method to increase the efficiency of oil recovery. Interaction between surfactants and polymers can enhance the effectiveness of surfactants in EOR applications.
Nasim Heydari   +3 more
doaj   +1 more source

Bone and metal - an orthopaedic perspective on osseointegration of metals

open access: yes
The area of implant osseointegration is of major importance, given the predicted significant rise in the number of orthopaedic procedures and an increasingly ageing population.
Cook, Richard   +4 more
core   +1 more source

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