Results 51 to 60 of about 101,001 (296)

Technical study of removing tannins from Rosa roxburghii juice using ginger protein

open access: yesGuangxi Zhiwu
With the aim of effectively removing tannin from Rosa roxburghii juice, reducing astringency, and enhancing its taste, chemical precipitation was applied, and ginger protein was used as the tannin remover.
LIU Zhinian   +5 more
doaj   +1 more source

Effect of Combustion in Furnace on Heat Transfer Process of Supercritical Fluid

open access: yesChemical Engineering Transactions, 2020
The conjugate heat transfer from combustion in furnace to supercritical fluid in tube has been numerically investigated in this study. The mathematic model of the conjugate process has been constructed.
Yuansheng Lin   +10 more
doaj   +1 more source

Inhibitory Decay and Supercritical Brain Dynamics During Sleep Deprivation

open access: yesAdvanced Science, EarlyView.
Sleep deprivation progressively shifts human brain dynamics from near‐critical toward supercritical states, as revealed by neuronal avalanche analysis of resting‐state fMRI. These changes track subjective sleep pressure rather than vigilance lapses and show marked network heterogeneity. A circuit model suggests that reduced inhibitory efficacy provides
Dai Zhang   +6 more
wiley   +1 more source

Supercritical CO2-Pulse Cleaning in Deep Microholes

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
A novel supercritical cleaning process was proposed for removing contamination in high aspect ratio trenches and microholes of highly integrated semiconductor devices. The supercritical CO2-pulse cleaning with the periodic pressure swing of supercritical
Katsuhiro OTA, Atsushi TSUTSUMI
doaj   +1 more source

Supercritical Fluid Geochemistry in Geothermal Systems

open access: yesGeofluids, 2019
Supercritical fluids exist in the roots of many active high-temperature geothermal systems. Utilization of such supercritical resources may multiply energy production from geothermal systems; yet, their occurrence, formation mechanism, and chemical ...
Matylda Heřmanská   +2 more
doaj   +1 more source

An ecofriendly and sustainable method for efficient cleaning of raw cashmere fiber with enzymes in SCF-CO2

open access: yesJournal of CO2 Utilization
An efficient and ecofriendly method to remove impurities from raw cashmere fiber was constructed by employing various biological enzymes (lipase, cellulase, pectinase and protease) to form reverse microemulsion in supercritical carbon dioxide.
Fan Wang   +7 more
doaj   +1 more source

Enhancement of Permeability Activated by Supercritical Fluid Flow through Granite

open access: yesGeofluids, 2019
This geological study utilized electron probe microanalysis of granitic rocks to evaluate traces of hydrothermal fluid activity. Amphibole-plagioclase thermometry was applied to estimate the temperature of a glassy vein as approximately 700°C.
Tsuyoshi Nohara   +2 more
doaj   +1 more source

Supercritical fluids in separation and purification: A review

open access: yesMaterials Science for Energy Technologies, 2019
The properties of the supercritical fluid near the critical point can be changed by varying the pressure and temperature, allowing selective and faster extraction.
Sampatrao D. Manjare, Kabir Dhingra
doaj   +1 more source

Transcritical rotating flow over topography [PDF]

open access: yes, 2007
The flow of a one-and-a-half layer fluid over a three-dimensional obstacle of non-dimensional height M, relative to the lower layer depth, is investigated in the presence of rotation, the magnitude of which is measured by a non-dimensional parameter B ...
Esler, JG, Johnson, ER, Rump, OJ
core   +1 more source

Bifurcations in nonlinear models of fluid-conveying pipes supported at both ends

open access: yes, 2005
Stationary bifurcations in several nonlinear models of fluid conveying pipes fixed at both ends are analyzed with the use of Lyapunov-Schmidt reduction and singularity theory.
Argentina   +13 more
core   +2 more sources

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