نتایج جستجو برای: adsorptive membranes

تعداد نتایج: 95804  

2009
Junling WANG Yajun ZHANG Cuimin FENG Junqi LI Guibai LI

Experimental researches on adsorptive capacity of activated alumina, silica sand and anthracite coal for phosphorus were conducted. Results showed that performances of three filter media were all in line with Langmuir isotherm, and activated alumina adsorptive performance was much better than silica sand and anthracite coal for phosphorus removal. The adsorptive capacity of activated alumina, s...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی 1393

asymmetric membranes are widely used in many industrial membrane separation processes. the major advantage of membrane filtration over the conventional process is its ability to remove a wider spectrum of particles without using any chemicals. hollow fiber configuration offer many advantages over flat-sheet or tubular membranes. the spinning process of hollow fiber may look simple, yet it is te...

Journal: :Chemical science 2017
Fernando Cacho-Bailo Ismael Matito-Martos Julio Perez-Carbajo Miren Etxeberría-Benavides Oğuz Karvan Víctor Sebastián Sofía Calero Carlos Téllez Joaquín Coronas

Double-layered zeolitic imidazolate framework (ZIF) membranes were fabricated inside polyimide P84 hollow fibers by a step-synthesis conducted by microfluidic technology and applied to pre-combustion gas separation. Our hypothesis, based on the information provided by a combination of molecular simulation and experiments, is that a CO2 adsorption reduction on the surface of the ZIF-9 would enha...

Journal: :The Journal of Cell Biology 1997
Noah Sciaky John Presley Carolyn Smith Kristien J.M. Zaal Nelson Cole Jorge E. Moreira Mark Terasaki Eric Siggia Jennifer Lippincott-Schwartz

The Golgi complex is a dynamic organelle engaged in both secretory and retrograde membrane traffic. Here, we use green fluorescent protein-Golgi protein chimeras to study Golgi morphology in vivo. In untreated cells, membrane tubules were a ubiquitous, prominent feature of the Golgi complex, serving both to interconnect adjacent Golgi elements and to carry membrane outward along microtubules af...

2015
Patrick M Honore Rita Jacobs Inne Hendrickx Elisabeth De Waele Viola Van Gorp Herbert D Spapen

We greatly appreciated the recent research article by Park and colleagues in Critical Care showing that procalcitonin (PCT) is not superior to C-reactive protein (CRP) as a marker for infection in renal impairment [1]. Additionally, we would like to comment on the validity of CRP and PCT measurement during continuous renal replacement therapy (CRRT). Both acute-phase proteins are indeed effecti...

Journal: :International Journal of Environmental Science and Technology 2021

Abstract The increasing occurrence of steroidal hormone micropollutant in the aquatic environment and their associated consequences have caused serious environmental concerns globally. Adsorptive removal hormonal pollutants using polymeric membranes has been suggested but information on performance various conditions is lacking. In this study, we examined effect salinity polyethersulfone (PES) ...

Journal: :Advanced materials and technologies 2021

F.T. and M.A.A. gratefully acknowledges the postdoctoral fellowships from King Abdullah University of Science Technology (KAUST). The research reported in this publication was supported by funding KAUST. L.C. is grateful for PhD scholarship Manchester. A.A. Saudi Aramco. To follow group's activities visit www.szekelygroup.com.

2014
Bo Jiang Yu Dong Huang Mark G. Kuzyk

Near infrared spectra combined with partial least squares were proposed as a means of non-contact analysis of the adsorptive ink capacity of recording coating materials in ink jet printing. First, the recording coating materials were prepared based on nano silica pigments. 80 samples of the recording coating materials were selected to develop the calibration of adsorptive ink capacity against i...

Journal: :journal of the iranian chemical research 0
laleh hosseinzadeh department of chemistry, dezful branch, islamic azad university, dezful, iran hossein khani department of chemistry, islamic ilam university, branch of ilam, ilam, iran shahryar abbasi department of chemistry, islamic ilam university, branch of ilam, ilam, iran

in the present work, an adsorptive stripping voltammetric method using a hanging mercurydrop electrode (hmde) was described in order to determine the ultra trace of thiosemicarbazidein different real samples. the method is based on accumulation of thiosemicarbazide on mercuryelectrode. the potential was scanned to the negative direction and the differential pulse strippingvoltammograms were rec...

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