Results 11 to 20 of about 515,451 (307)

Breaking waves: To foam or not to foam? [PDF]

open access: yesPhysical Review Fluids, 2020
This paper is associated with a video winner of a 2019 American Physical Society's Division of Fluid Dynamics (DFD) Gallery of Fluid Motion Award for work presented at the DFD Gallery of Fluid Motion. The original video is available online at the Gallery of Fluid Motion, https://doi.org/10.1103/APS.DFD.2019.GFM.V0018. © 2020 authors.
Petr Karnakov   +3 more
openaire   +2 more sources

Pore- and Core-Scale Insights of Nanoparticle-Stabilized Foam for CO2-Enhanced Oil Recovery

open access: yesNanomaterials, 2020
Nanoparticles have gained attention for increasing the stability of surfactant-based foams during CO2 foam-enhanced oil recovery (EOR) and CO2 storage. However, the behavior and displacement mechanisms of hybrid nanoparticle–surfactant foam formulations ...
Zachary Paul Alcorn   +5 more
doaj   +1 more source

Principles and applications of interfacial rheology in (pre)formulation development of pharmaceutical preparations [PDF]

open access: yesArhiv za farmaciju, 2023
Rheology is a science that deals with the movement and deformation of materials, while interfacial rheology is a branch of rheology that focuses on the study of the mechanical properties of fluid interfaces, such as liquid-liquid and liquid-gas ...
Krstonošić Veljko   +2 more
doaj   +1 more source

Identification and quantification of cell gas evolution in rigid polyurethane foams by novel GCMS methodology [PDF]

open access: yes, 2019
Producción CientíficaThis paper presents a new methodology based on gas chromatography-mass spectrometry (GCMS) in order to separate and quantify the gases presented inside the cells of rigid polyurethane (RPU) foams.
Galakhova, Anastasiia   +5 more
core   +2 more sources

Foaming Volume and Foam Stability. [PDF]

open access: yesThe Journal of Physical Chemistry, 1946
A method of measuring foaming volume is described and investigated to establish the critical factors in its operation. Data on foaming volumes and foam stabilities are given for a series of hydrocarbons and for a range of concentrations of aqueous ethylene-glycol solutions.
openaire   +2 more sources

Glass foam granulate as growing medium for tomato and cucumber [PDF]

open access: yes, 2011
Glass foam granulate was evaluated for use as a horticultural rooting medium with laboratory tests and cultivation experiments. The laboratory tests included moisture characteristics, rehydration rate and pH buffering analyses.
Blok, C., Chizhmak, S., Winkel, A., van
core   +2 more sources

SPACETIME FOAM [PDF]

open access: yesInternational Journal of Modern Physics D, 2002
Spacetime is composed of a fluctuating arrangement of bubbles or loops called spacetime foam, or quantum foam. We use the holographic principle to deduce its structure, and show that the result is consistent with gedanken experiments involving spacetime measurements.
openaire   +2 more sources

NUMERICAL STUDIES OF INTERNAL FLOW IN DIFFERENT TYPES OF FILTERS

open access: yesTASK Quarterly, 2020
The quality of ambient air attracts considerable, widespread interest. Over the last decades, air purification has become an integral part of HVAC systems, process engineering, automotive and respiratory protection.
MAGDALENA STANIK   +4 more
doaj   +1 more source

Analytical investigation of impact of blunt projectile with different ended into sandwich panels [PDF]

open access: yesمجله مدل سازی در مهندسی, 2015
In this paper, an analytical model has been presented for energy absorption of sandwich panels under ballistic impact. Aluminum-foam and composite-foam sandwich panel are investigated in this paper.
seyed sajad jafari, saeid feli
doaj   +1 more source

Effect of Compressive Strain Rate on Auxetic Foam

open access: yesApplied Sciences, 2021
Auxetic foams have previously been shown to have benefits including higher indentation resistance than their conventional counterparts, due to their negative Poisson’s ratio, making them better at resisting penetration by concentrated loads.
Olly Duncan   +5 more
doaj   +1 more source

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