Ultrafiltration and nanofiltration membranes
Top PDF Ultrafiltration and nanofiltration membranes:
Pore size analysis from retention of neutral solutes through nanofiltration membranes. The contribution of concentration–polarization
... Michell and Deen 1986 [61] using an ultrafiltration cell (Amicon® 52) obtained ...mm and an effective membrane area of 15 cm 2 , operated with a stirrer speed of 2400 ...=0.567 and =1/3, ...
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Nanofiltration ano ultrafiltration membranes from end of life reverse osmosis membranes a study of recycling
... concrete and wood fillers. PET permeate spacer and ABS permeate tube remain the most likely candidates to be recycled as these materials are only exposed to clean water during their ...widely and ...
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Characterization of Ultra and nanofiltration commercial Filters by Liquid Liquid Displacement Porosimetry
... analysing membranes designed for virus ...consuming and expensive retention experiments (specially in the case of virus membranes where working with active viruses or bacteriophages requires severe ...
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Association of polymers and small solute molecules with phospholipid membranes
... microcrystallites and align with the three-phase contact ...measurements and Raman microspectroscopy (Figure ...stretch and O–H stretch regions, corresponding to alkyl hydrocarbon and water, ...
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Concentration by pervaporation of brown crab volatile compounds from dilute model solutions: Evaluation of PDMS membrane
... plate and frame laboratory stainless steel permeation cell (Sulzer Chemtech ) with an effective membrane area in contact with the feed mixture of 170 cm 2 ...condensers and the vacuum ...
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Estudio de los factores incidentes en el agrietado del fruto de tomate (Lycopersicon esculentum Mill.)Tipo cereza: el papel de la cutícula del fruto
... biomechanics and anatomy of fruit wall peels (before and after cellulase/pectinase treatment) from two Lycopersicon esculentum cultivars ...10 and Sweet 100 cherry tomatoes). Samples were tested ...
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Colour removal from beet molasses by ultrafiltration with activated charcoal
... polarization and ceramic membrane fouling promoted by the ...several ultrafiltration stages for the decolouration of beet molasses with an initial NPAC concentration of ...g/L and subsequent ...
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Co assembly, spatiotemporal control and morphogenesis of a hybrid protein–peptide system
... peptides and proteins and applying them in innovative ways to generate materials with novel ...designed and developed a dynamic self-assembly system that is capable of maintaining a controlled ...
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Roles of calcium and Mitochondria Associated Membranes in the development of obesity and diabetes
... Interestingly enough, the effect of bariatric surgery intervention has over the nervous system’s ability to reg- ulate the metabolism of the body has recently been demonstrated. Studies have shown high activity, ...
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Novel thermally rearranged copolymers and apllication for gas separation membranes
... aircraft and this technology has become one of the major markets of membranes in the ...stage-cut and infinite pressure ratio when the membrane selectivity is 8 at one-stage ...General and ...
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Study and improvement of mass tranfer in membranes using CFD technology
... permeation and removal of low-concentration ...geometry and velocity fields are spatially periodic, but the temperature field is ...properties and a dissolving wall boundary condition at the membrane ...
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Optimisation of sample treatment for arsenic speciation in alga samples by focussed sonication and ultrafiltration
... This paper has three objectives to: (1) develop an ultrasonic focussed probe assisted extraction procedure for the isolation of arsenic species from alga samples; (2) characterise and [r] ...
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Selective growth of palladium and titanium dioxide nanostructures inside carbon nanotube membranes
... these membranes as a template include the synthesis of semiconducting and metallic dots [2,3], nanowires [4,5], nanotubes and multilayered cylindrical structures [6,7], among other structures ...
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Influencia de la presión intraperitoneal en diálisis peritoneal
... palabras clave intraperitoneal pressure, peritoneal dialysis, ultrafiltration, peritoneal absorption, peritoneal lymphatic absorption rate.. ¿Cómo se mide la presión intraperitone[r] ...
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Sensitivity of histological chorioaminionitis and premature rupture of membranes for neonatal sepsis and its risk factors
... 37---42 and >42 ...age and large for gestational age; male or female, and APGAR score at 5 min divided as follows: 0---3 points, 4---6 points and 7---10 ...used and the null ...
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Assessment of growth hormone secretagogues in anti-doping
... ligand and receptor must carry a fluorescent group that acts as donor and ...light and transfer the quantisized energy to the acceptor that will emit at a particular ...FRET and DELFIA ...
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Características Tridimensionales de Bacterias en las Papilas Filiformes y Fungiformes de rata: un Estudio en MET y ARMEB
... the membranes with microplicae which are similar to those demonstrated by Arvidson (1976); Iwasaki & Sakata (1985); Yoshioka & Muto and ...cell membranes as clearly demonstrated by HRSEM ...
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Carbon nanostructured films modified by metal nanoparticles supported on filtering membranes for electroanalysis
... Once the fabrication of the electrode was optimized, differential pulse anodic stripping voltammetry (DPASV) experiments were performed with a set of calibration samples with Cd 2+ concentrations between 25 and ...
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... In a previous work, filtration streaming potential and membrane potential for two ion- exchanger membranes, one positively charged and the other negatively charged,[r] ...
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