Listar FCA_Articles por título
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Light-modulated TiOx Interlayer Dipole and Contact Activation in Organic Solar Cell Cathodes
Wiley (2014-10-22)Understanding working mechanisms of selective interfacial layers and the underlying energetics of the organic semiconductor/electrode interface is an issue of primary concern for improving organic solar cell technologies. ... -
Linearity, saturation and blocking in a large multiionic channel: divalent cation modulation of the OmpF porin conductance
Elsevier (2011-01)Measurement of unitary conductance is a fundamental step in the characterization of a protein ion channelpermeabilizing a membrane. We study here the effect of salts of divalent cations on the OmpF channelconductance ... -
Lipid charge regulation of non-specific biological ion channels
Royal Society of Chemistry (2014)Ion channels are specialized proteins that enable the movement of charges through otherwise impermeable lipidic membranes. Their action is essential in living organisms facilitating electric signaling, muscle contraction ... -
Lipid Headgroup Charge and Acyl Chain Composition Modulate Closure of Bacterial β-Barrel Channels
MDPI (2019-02)The outer membrane of Gram-negative bacteria contains β-barrel proteins that form high-conducting ion channels providing a path for hydrophilic molecules, including antibiotics. Traditionally, these proteins have been ... -
Localized versus delocalized states: Photoluminescence from electrochemically synthesized ZnO nanowires
American Institute of Physics (2009)We analyze the near-band-edge photoluminescence of electrochemically deposited ZnO nanowires and directly correlate the photoluminescence properties with the carrier concentration in the nanowires as determined from ... -
Locating the Frequency of Turnover in Thin-Film Diffusion Impedance
American Chemical Society (2021-07-12)The impedance of diffusion is an important tool to investigate a wide variety of systems, including electrochemical devices such as Li-ion batteries, porous electrodes, and solar cells. The classical impedance model ... -
Long-term potentiation mechanism of biological postsynaptic activity in neuro-inspired halide perovskite memristors
IOP Publishing (2023-05-26)Perovskite memristors have emerged as leading contenders in brain-inspired neuromorphic electronics. Although these devices have been shown to accurately reproduce synaptic dynamics, they pose challenges for in-depth ... -
Lossless equalization of frequency combs
Optical Society of America (2008)Frequency combs obtained by sinusoidal phase modulation of narrow-band continuous-wave lasers are widely used in the field of optical communications. However, the resulting spectral envelope of the comb is not at. ... -
Low-temperature processed electron collection layers of graphene/TiO 2 nanocomposites in thin film perovskite solar cells
American Chemical Society (2014)The highest efficiencies in solution-processable perovskite-based solar cells have been achieved using an electron collection layer that requires sintering at 500 °C. This is unfavorable for low-cost production, applications ... -
Majorana-like Zero Modes in Kekulé Distorted Sonic Lattices
American Physical Society (2019)Topological phases have recently been realized in bosonic systems. The associated boundary modes between regions of distinct topology have been used to demonstrate robust waveguiding, protected from defects by the topology ... -
Materials for production and storage of renewable energy
American Chemical Society (2011)The need to revolutionize the way energy is produced, delivered, and utilized is widely recognized. Due to an increasing population and rising living standards around the globe, the need for a reliable, convenient, and ... -
Mechanical relaxations and diffusive changes in linear low density polyethylene (LLDPE) films subject to induced stretching
Wiley (1996)An analysis of the diffusion of oxygen and carbon dioxide through linear low density polyethylene (LLDPE) subjected to longitudinal and transversal induced stretching in the ratio 2:1, is presented in this paper. The ... -
Mechanism of carrier accumulation in perovskite thin-absorber solar cells
Nature Publishing Group (2013)Photovoltaic conversion requires two successive steps: accumulation of a photogenerated charge and charge separation. Determination of how and where charge accumulation is attained and how this accumulation can be identified ... -
Mechanisms of charge accumulation in the dark operation of perovskite solar cells
Royal Society of Chemistry (2016)In this work, a new current peak at forward bias in the dark current–voltage curves has been identified for standard mesoscopic perovskite solar cells. This characteristic peak appears only under some specific conditions, ... -
Membrane Potential Bistability in Nonexcitable Cells as Described by Inward and Outward Voltage-Gated Ion Channels
American Chemical Society (2014-10)The membrane potential of nonexcitable cells, defined as the electrical potential difference between the cell cytoplasm and the extracellular environment when the current is zero, is controlled by the individual electrical ... -
MERS coronavirus envelope protein has a single transmembrane domain that forms pentameric ion channels
Elsevier (2015-04)The Middle East respiratory syndrome coronavirus (MERS-CoV) is a newly identified pathogen able of human transmission that causes a mortality of almost 40%. As in the case of SARS-CoV, MERS virus lacking E protein represents ... -
Metaclusters for the Full Control of Mechanical Waves
American Physical Society (2021)We present a new method for the control of waves based on inverse multiple scattering theory. Conceived as a generalization of the concept of metagrating, we call metaclusters to a finite set of scatterers whose position ... -
Modeling and characterization of extremely thin absorber (eta) solar cells based on ZnO nanowires
RSC Publishing (2011-03-15)Extremely thin absorber (eta)-solar cells based on ZnO nanowires sensitized with a thin layer of CdSe have been prepared, using CuSCN as hole transporting material. Samples with significantly different photovoltaic performance ... -
Modification of polyetherimide membranes with ZIFs fillers for CO2 separation
Elsevier (2019)Flat hybrid membranes composed of polyetherimide (PEI) as matrix and zeolitic imidazolate frameworks (ZIFs) as fillers at concentrations of 10 and 20 wt% were prepared. Apparent permeability coefficient and apparent ... -
Modulating the interaction between gold and TiO2 nanowires for enhanced solar driven photoelectrocatalytic hydrogen generation
Royal Society of Chemistry (2015)The interaction strength of Au nanoparticles with pristine and nitrogen doped TiO2 nanowire surfaces was analysed using density functional theory and their significance in enhancing the solar driven photoelectrocatalyti ...