Results 21 to 30 of about 145,935 (291)

Modelling the microfiltration of lactic acid fermentation broths and comparison of operating modes [PDF]

open access: yes, 2002
clarification of fermentation broths by cross-flow microfiltration. Microfiltration experiments conducted under constant transmembrane pressure and under constant permeate fluxes (higher and lower than the critical flux) were represented by the ...
Blaszkowa, F.   +2 more
core   +2 more sources

Corrosion of an AZ31B Magnesium Alloy by Sulfate-Reducing Prokaryotes in a Mudflat Environment

open access: yesMicroorganisms, 2022
To study the abnormal failure of magnesium anodes for buried pipelines in marine engineering in the unique environment of mudflats, a strain of a sulfate–reducing prokaryote (SRP) was isolated from pipe–laying soil, and identified as Desulfovibrio sp ...
Xiao Lan   +8 more
doaj   +1 more source

Dextran fouling of polyethersulfone ultrafiltration membranesâCauses, extent and consequences [PDF]

open access: yes, 2007
In a recent paper [Susanto, Ulbricht, J. Membr. Sci. 266 (2005) 132], we showed that dextran does foul polyethersulfone (PES) ultrafiltration (UF) membranes by contact of the solution with the membrane surface without flux through the membrane.
Franzka, Steffen   +2 more
core   +1 more source

Influence of calcium-binding salts on heat stability and fouling of whey protein isolate dispersions [PDF]

open access: yes, 2018
peer-reviewedThe effect of the calcium-binding salts (CBS), trisodium citrate (TSC), tripotassium citrate (TPC) and disodium hydrogen phosphate (DSHP) at concentrations of 1–45 mm on the heat stability and fouling of whey protein isolate (WPI ...
Hebishy, Essam   +3 more
core   +1 more source

The boundary flux. New perspectives for membrane process design [PDF]

open access: yes, 2015
In the last decades much effort was put in understanding fouling phenomena on membranes. Many new concepts have been introduced in time, and parallel to this many parameters capable to quantify fouling issues and fouling evolution.
CHIANESE, Angelo   +5 more
core   +1 more source

Novel MOF-Based Photocatalyst AgBr/AgCl@ZIF-8 with Enhanced Photocatalytic Degradation and Antibacterial Properties

open access: yesNanomaterials, 2022
A novel visible light-driven AgBr/AgCl@ZIF-8 catalyst was synthesized by a simple and rapid method. The composition and structure of the photocatalyst were characterized by XRD, SEM, UV-DRS, and XPS.
Ning Liu   +6 more
doaj   +1 more source

Description of the biofouling phenomena affecting membranes by the boundary flux concept [PDF]

open access: yes, 2016
Membrane fouling, showing up with a significant reduction of process productivity and membrane lifetime, is one of the main issues in membrane technologies and has been successfully described by the boundary flux concept. Although the concept was applied
Baiocco, Daniele   +3 more
core   +1 more source

Corrosion Behavior of AZ31B Magnesium Alloy Anode by Sulfate-Reducing Prokaryotes in the Tidal Flat Mud with Different Water Contents

open access: yesLubricants, 2022
At present, there are few studies on microbial corrosion of magnesium anode materials that provide protection for oil pipelines in tidal flat environment. In view of an abnormal failure of magnesium anodes in oil pipelines in a tidal flat mud environment,
Jinrong Li   +7 more
doaj   +1 more source

Development and testing of a fully adaptable membrane bioreactor fouling model for a sidestream configuration system [PDF]

open access: yes, 2013
This article is available through the Brunel Open Access Publishing Fund. Copyright © 2013 MDPI AGA dead-end filtration model that includes the three main fouling mechanisms mentioned in Hermia (i.e., cake build-up, complete pore blocking, and pore ...
Hermia, Ho, Yoo
core   +4 more sources

Foul or no Foul? Effects of Permitted Fouls on the Defence Performance in Team Handball [PDF]

open access: yesJournal of Human Kinetics, 2018
Abstract Attacking phases in team handball are highly dynamic, characterized by fast movements and a high frequency of fast passes with the aim to score a goal. Consequently, the opposing/defending team tries to prevent successful offensive actions by restraining the offensive opportunities and the probabilities of scoring a goal ...
Fasold, Frowin, Redlich, Dennis
openaire   +2 more sources

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