[EN] The transport of oxygen, water and naked ions of Na+ and Cl− across two kind of hydrogels materials, made of a conventional hydrogel (Hy) based on hydroxyethyl methacrylate (pHEMA) and a silicone hydrogel (Si-Hy) ...
Compañ Moreno, Vicente; Oliveira, Cristina; Aguilella-Arzo, Marcel; Mollá Romano, Sergio; Peixoto-de-Matos, Sofia C.; Gonzalez-Meijome, Jose M.(Association for Research in Vision and Ophthalmology (ARVO), 2014-10)
PURPOSE. We defined the theoretical oxygen tension behind modern scleral contact lenses (CLs) made of different rigid gas permeable (RGP) materials, assuming different thickness of the tear layer behind the lens. A second ...
[EN] Oxygen permeability, diffusion coefficient of the sodium ions and water flux and permeability in different conventional hydrogel (Hy) and silicone-hydrogel (Si-Hy) contact lenses have been measured experimentally. The ...
Fernandez-Carretero, Francisco J.; Suarez, Karina; Solorza, Omar; Riande, Evaristo; Compañ Moreno, Vicente(Journal of New Materials for Electrochemical Systems, 2010-07)
[EN] Hybrid membranes based on Nafion (R) 117 and sulfonated Calprene (R) H6120 containing partially sulfonated inorganic fillers such as silica, SBA-15 and sepiolite have been prepared and evaluated as polyelectrolytes ...
This work has been focused on the characterization of the methanol permeability and fuel cell performance of composite Nafion/PVA membranes in function of their thickness, which ranged from 19 to 97 mu m. The composite ...
[EN] The preparation and characterization of composite polybenzimidazole (PBI) membranes containing zeolitic imidazolate framework 8 (ZIF-8) and zeolitic imidazolate framework 67 (ZIF-67) is reported. The phosphoric acid ...
[EN] Electroconductive materials based on poly(lactic acid) (PLA) electrospinning membranes grafted with carbon nanotubes (CNTs) functionalized with the carboxylic group R-COOH have been obtained. PLA electrospun membranes ...
[EN] Sulfonated poly(ether–ether–ketone) materials (SPEEK) are good proton conductors at high degrees of sulfonation and appropriate for high temperature application due to their glass transition temperatures around 200 ...
[EN] Nanocomposite membranes incorporating electrospun nanofibers of SPEEK, blended with 30 wt% PVB within a water-based matrix of SPEEK with 35 wt% PVA using water as solvent, were prepared and characterized for their ...
Sans, Victor; Karbass, Naima; Burguete, M. Isabel; Compañ Moreno, Vicente; García-Verdugo, Eduardo; Luis, Santiago V.; Pawlak, Milena(Wiley-VCH Verlag, 2011)
Abstract: The physico-chemical properties
of polymers with ionic-liquid-like
moieties covalently bound to their surfaces
(SILLPs) have been studied by
thermal and spectroscopic techniques,
as well as by direct impedance ...
This work has been focused on the preparation and characterization of composite membranes with thickness between 19 and 97 mu m and containing Nafion(R) infiltrated into a porous mat obtained by electrospinning of an aqueous ...
Reyes-Rodriguez, Jose Luis; Escorihuela Fuentes, Jorge; García Bernabé, Abel; Giménez Torres, Enrique; Solorza-Feria, Omar; Compañ Moreno, Vicente(The Royal Society of Chemistry, 2017)
[EN] A series of novel composite membranes, based on sulfonated poly(ether ketone) (SPEEK) with a graphene oxide (GO) layer, were prepared. One contained a GO layer sandwiched between the SPEEK-polyvinyl alcohol (PVA) ...
[EN] The quest for sustainable and more efficient energy-converting devices has been the focus of researchers 0 efforts in the past decades. In this study, SiO2 nanofiber mats were fabricated through an electrospinning ...
[EN] CsH2PO4 is a proton conductor pertaining to the acid salts group and shows a phase transition from monoclinic to cubic phase at 232 +/- 2 degrees C under high-steam atmospheres (>30%). This cubic phase gives rise to ...
Santa Hernández, Pedro(Universitat Politècnica de València, 2015-11-03)
Las condiciones para poder calificar a un edificio como habitable son sencillamente aquellas que permitan desarrollar unas condiciones normales de vida en su interior, y esto se consigue mediante la implantación de un ...
Escorihuela, Jorge; Olvera-Mancilla, Jessica; Alexandrova, Larissa; del Castillo, L. Felipe; Compañ Moreno, Vicente(MDPI AG, 2020-09)
[EN] The rapid increasing of the population in combination with the emergence of new energy-consuming technologies has risen worldwide total energy consumption towards unprecedent values. Furthermore, fossil fuel reserves ...
Ferreira da Silva, Ana Rita; Compañ Moreno, Vicente; Gonzalez-Meijome, Jose M.(IOP Publishing, 2015-06)
[EN] Purpose. To compare the ionic permeability using the ionoflux method of new and worn samples of a silicone hydrogel contact lens material. Methods. An ionoflux experimental setup was established to measure the ionic ...