Search Results - "Friess, K"

Effect of physical aging on the gas transport and sorption in PIM-1 membranes by Bernardo, P., Bazzarelli, F., Tasselli, F., Clarizia, G., Mason, C.R., Maynard-Atem, L., Budd, P.M., Lanč, M., Pilnáček, K., Vopička, O., Friess, K., Fritsch, D., Yampolskii, Yu.P., Shantarovich, V., Jansen, J.C.

“…Understanding of the properties over long time scales is a key requirement for the successful application of novel polymers as membrane materials. In this…”
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A novel time lag method for the analysis of mixed gas diffusion in polymeric membranes by on-line mass spectrometry: Method development and validation by Fraga, S.C., Monteleone, M., Lanč, M., Esposito, E., Fuoco, A., Giorno, L., Pilnáček, K., Friess, K., Carta, M., McKeown, N.B., Izák, P., Petrusová, Z., Crespo, J.G., Brazinha, C., Jansen, J.C.

“…A novel method to determine the individual diffusion coefficients of gases in a mixture during their permeation through polymeric membranes is described. The…”
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Co0·5Ni0·5FeCrO4 spinel nanoparticles decorated with UiO-66-based metal-organic frameworks grafted onto GO and O-SWCNT for gas adsorption and water purification by Ashtiani, S., Khoshnamvand, M., Shaliutina-Kolešová, A., Bouša, D., Sofer, Z., Friess, K.

“…We report on the synthesis of unique nanocomposites based on graphene oxide (GO) and oxidized single-wall carbon nanotubes (O-SWCNTs) combined with UiO-66-NH2…”
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Fabrication of a PVDF membrane with tailored morphology and properties via exploring and computing its ternary phase diagram for wastewater treatment and gas separation applications by Ashtiani, S, Khoshnamvand, M, Číhal, P, Dendisová, M, Randová, A, Bouša, D, Shaliutina-Kolešová, A, Sofer, Z, Friess, K

“…We report a simple approach for tailoring the morphology of poly(vinylidene fluoride) (PVDF) membranes fabricated using a nonsolvent induced phase separation…”
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Polyimides cross‐linked with amino group‐containing compounds by Sysel, P., Maly, D., Vysohlid, J., Friess, K., Pilnacek, K., Lanc, M., Vopicka, O.

“…The commercially available linear polyimide Matrimid® 9725 was crosslinked with amino groups containing both high‐molecular‐weight and low‐molecular‐weight…”
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Polyamide thin-film composite membranes for potential raw biogas purification: Experiments and modeling by Simcik, M., Ruzicka, M.C., Karaszova, M., Sedlakova, Z., Vejrazka, J., Vesely, M., Capek, P., Friess, K., Izak, P.

“…•Raw biogas can be effectively purified by thin-film composite membranes.•Feed pressure and the structure of membrane top layer influence the separation.•1D…”
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Separation properties of supported ionic liquid–polydimethylsiloxane membrane in pervaporation process by Izák, P., Friess, K., Hynek, V., Ruth, W., Fei, Z., Dyson, J.P., Kragl, U.

“…Pervaporation separation properties of water–butan-1-ol binary mixtures were measured with the use of three supported liquid membranes at 37°C, namely PDMS,…”
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Ethanol sorption and permeation in fluoropolymer gel membrane containing 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ionic liquid by Vopička, O., Morávková, L., Vejražka, J., Sedláková, Z., Friess, K., Izák, P.

“…[Display omitted] •Ethanol sorption in membrane containing 80wt.% of ionic liquid.•Diffusion and permeability coefficient of ethanol vapors.•Activation energy…”
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The membranes (Nafion and LDPE) in binary liquid mixtures benzene + methanol – sorption and swelling by Randová, A., Bartovská, L., Hovorka, Š., Friess, K., Izák, P.

“…Sorption studies provide valuable information about the interactions of the components of the liquid mixture with the polymer. In the present paper, the…”
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Blended silicone–ionic liquid membranes: Transport properties of butan-1-ol vapor by Vopička, O., Hynek, V., Friess, K., Izák, P.

“…This paper is focused on modeling of sorption and desorption kinetics as well as on equilibrium butan-1-ol vapor sorption in blended…”
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Sorption and diffusion of organic vapors in amorphous Teflon AF2400 by Tokarev, A., Friess, K., Machkova, J., Šipek, M., Yampolskii, Yu

“…Vapor sorption in amorphous Teflon AF2400 of various organic solutes was studied in a wide range of activity at 25 °C by means of the gravimetric technique…”
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Description of binary liquid mixtures transport through non-porous membrane by modified Maxwell–Stefan equations by Izák, P., Bartovská, L., Friess, K., Šı́pek, M., Uchytil, P.

“…This paper deals with a description of transport parameters during pervaporation of binary liquid mixture through non-porous polymer membrane. The main task of…”
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Sorption of binary mixtures of toluene + lower aliphatic alcohols C1 - C6 in low-density polyethylene by Randová, A., Bartovská, L., Hovorka, Š., Izák, P., Friess, K., Janků, J.

“…Sorption gravimetric and volumetric techniques performed at 25°C and at atmospheric pressure were employed to study the preferential and total sorptions from…”
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Membranes based on modified polyimides for gas and organic vapour separations by Sysel, P., Sindelar, V., Kubonova, M., Friess, K., Hynek, V., Sipek, M.

“…The non-porous, flat membranes were prepared from soluble polyimides based on 4,40-oxydi(phthalic anhydride) or 4,40-(hexafluoroisopropylidene)diphthalic…”
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Comparison of permeability coefficients of organic vapors through non-porous polymer membranes by two different experimental techniques by Friess, K, Šı́pek, M, Hynek, V, Sysel, P, Bohatá, K, Izák, P

“…The permeability coefficients of saturated and non-saturated vapors of benzene, hexane and cyclohexane through flat polymer membranes (low density polyethylene…”
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Comparison of various models for transport of binary mixtures through dense polymer membrane by Izák, P., Bartovská, L., Friess, K., Šı́pek, M., Uchytil, P.

“…The main aim of this work is the application of various models describing the transport of a penetrant during pervaporation process in the membrane and their…”
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Evaluation of Two Methods for Measuring Vapor Sorption in Polymers by Vopička, O., Friess, K., Langenhove, H. Van, Dewulf, J., Dingemans, M., Hynek, V., Šípek, M.

“…In this paper, two methods for measuring the equilibrium vapor sorption in polymers are critically compared and data on sorption of toluene, p-xylene, hexane,…”
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Optical properties of BiB3O6 with different phase matching orientations by WESEMANN, V, L'HUILLIER, J. A, FRIESS, L. K, LOEWIS OF MENAR, P. A. V, BITZ, G, BORSUTZKY, A, WALLENSTEIN, R, SALVA, T, VERNAY, S, RYTZ, D

“…Basic optical properties of the new nonlinear crystal BiB3O6 (BIBO) are measured for second harmonic generation (SHG) of 1064 nm radiation. These properties…”
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Transport properties of polyimides containing cucurbit[6]uril by Friess, K., Šípek, M., Hynek, V., Sysel, P., Koptíková, T., Šindelář, V.

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Coupling effect during vapour permeation of organic mixtures through polymeric membranes by Friess, K., Kuboňová-Hendrichová, M., Vopička, O., Hynek, V., Zgažar, M., Šípek, M.

“…A mass transport of organic compounds (benzene, hexane, cyclohexane and methanol) and their binary mixtures at wide activity range through dense…”
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