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Effects of CO2 activation of carbon aerogels leading to ultrahigh micro-meso porosity
Elsevier (2015)We have analyzed the effects of CO2 activation on the porosity of ultrahigh pore volume carbon aerogels. Data obtained from the new 2D-NLDFT-HS model for carbons has been compared to the results of conventional methods ... -
Effects of mitigation of pixel crosstalk in the encoding of complex fields using the double-phase method
Society of Photo-optical Instrumentation Engineers (2020)We report on unwanted effects of pixel cross-talk and its mitigation on the experimental realization of the double-phase method with phase-only spatial light modulators. We experimentally demonstrate that a generalized ... -
Effects of Morphology on the Functionality of Organic Electronic Devices
American Chemical Society (2012) -
Efficient blue emitting organic light emitting diodes based on fluorescent solution processable cyclic phosphazenes
Elsevier (2008)Solution processable blue fluorescent dendrimers based on cyclic phosphazene (CP) cores incorporating amino-pyrene moieties have been prepared and used as emissive layers in organic light emitting diodes (OLEDs). These ... -
Efficient carbon dioxide hydrogenation to formic acid with buffering ionic liquids
Springer Nature (2021-01-11)The efficient transformation of CO2 into chemicals and fuels is a key challenge for the decarbonisation of the synthetic production chain. Formic acid (FA) represents the first product of CO2 hydrogenation and can be a ... -
Efficient passivated phthalocyanine-quantum dot solar cells
Royal Society of Chemistry (2014-12-08)The power conversion efficiency of CdSe and CdS quantum dot sensitized solar cells is enhanced by passivation with asymmetrically substituted phthalocyanines. The introduction of the phthalocyanine dye increases the ... -
Electric Conductivity Study of Porous Polyvinyl Alcohol/Graphene/Clay Aerogels: Effect of Compression
American Chemical Society (2022-10-12)In this work, poly(vinyl alcohol) (PVOH)/graphene (GN) oxide/clay aerogels were prepared using montmorillonite (MMT) and kaolinite (KLT) as fillers. This work paves the way for the development of aerogels filled with MMT ... -
Electrical conductivity of an all-natural and biocompatible semi-interpenetrating polymer network containing a deep eutectic solvent
Royal Society of Chemistry (2020-07-29)A series of semi-interpenetrating polymer networks (semi-IPNs) consisting of crosslinked poly(itaconic acid) in the presence of the polysaccharide inulin were prepared by free-radical polymerization, taking advantage of ... -
Electrical field profile and doping in planar lead halide perovskite solar cells
AIP Publishing (2014-09-29)Hybrid lead halide perovskites (PVKs) have emerged as novel materials for photovoltaics and have rapidly reached very large solar to electricity power conversion efficiencies. As occurring with other kind of solar technologies ... -
Electrical pumping of potassium ions against an external concentration gradient in a biological ion channel
AIP Publishing (2013-07-22)We show experimentally and theoretically that significant currents can be obtained with a biological ion channel, the OmpF porin of Escherichia coli, using zero-average potentials as driving forces. The channel rectifying ... -
Electrochemical and Photoelectrochemical Investigation of Water Oxidation with Hematite Electrodes
Royal Society of Chemistry (2012-04)Atomic layer deposition (ALD) was utilized to deposit uniform thin films of hematite (α-Fe2O3) on transparent conductive substrates for photocatalytic water oxidation studies. Comparison of the oxidation of water to the ... -
Electrodeposited NiO anode interlayers: Enhancement of the charge carrier selectivity in organic solar cells
Elsevier (2013-10)Nickel oxide (NiO) thin films prepared by cathodic electrodeposition exhibit superior electrical performace than PEDOT:PSS when used as anode interlayers of bulk-heterojunction solar cells. Devices incorporating 30 nm-thick ... -
Electrodeposition and impedance spectroscopy characterization of ZnO nanowire arrays
Wiley-Blackwell (2008)An overview of the electrodeposition of ZnO nanowire arrays from the reduction of dissolved molecular oxygen in zinc chloride solutions was reported. In spite of the internal structure of ZnO which favours the anisotropic ... -
Electrokinetic phenomena in microporous membranes with a fixed transverse charge distribution
Elsevier (1996-05)The charged capillary model for microporous membranes has been extended to account for a distribution of fixed charge transversal to the pore wall. The non-linearized Poisson-Boltzmann equation has been solved numerically ... -
Electron injection and scaffold effects in perovskite solar cells
Royal Society of Chemistry (2016-12)In spite of the impressive efficiencies reported for perovskite solar cells (PSCs), key aspects of their working principles, such as electron injection at the contacts or the suitability of the utilization of a specific ... -
Electron Lifetime in Dye-Sensitized Solar Cells: Theory and Interpretation of Measurements
American Chemical Society (2009)The electron lifetime τn in dye-sensitized solar cells (DSC) is a central quantity to determine the recombination dynamics in the solar cell. It can be measured by several methods: impedance spectroscopy, IMVS, stepped ... -
Electron Transport and Recombination in Solid-State Dye Solar Cell with Spiro-OMeTAD as Hole Conductor
American Chemical Society (2009)We show that electron transport mechanisms in TiO2 solid-state dye-sensitized solar cells (SDSCs) with spiro-OMeTAD as hole conductor are similar to those of high-performance DSCs with liquid electrolytes and ionic liquids. ... -
Electron Transport in Dye-Sensitized Solar Cells Based on ZnO Nanotubes: Evidence for Highly Efficient Charge Collection and Exceptionally Rapid Dynamics
American Chemical Society (2009)Dye-sensitized solar cells based on ordered arrays of polycrystalline ZnO nanotubes, 64 μm in length, are shown to exhibit efficient electron collection over the entire photoanode array length. Electrochemical impedance ... -
Electron Transport Layer-Free Solar Cells Based on Perovskite? Fullerene Blend Films with Enhanced Performance and Stability
Wiley (2016-08)The solution processing of pinhole-free methylammonium lead triiodide perovskite–C70 fullerene (MAPbI3:C70) blend films on fluorine-doped tin oxide (FTO)-coated glass substrates is presented. Based on this approach, a ... -
Electron trapping induced electrostatic adsorption of cations: a general factor leading to photoactivity decay of nanostructured TiO2
Royal Society of Chemistry (2017-02)In this work, a mechanism of electron trapping induced electrostatic adsorption of electrolyte cations (ETIEA) is proposed to explain the general photoactivity decay of nanostructured TiO2 electrodes, usually occurring ...