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Large grain size with reduced non-radiative recombination in potassium incorporated methylammonium-free perovskite solar cells
Elsevier (2022-12-31)Organic–inorganic hybrid halide perovskites are widely considered to be one the most promising material in photovoltaic technology, the use of this semiconductor as absorbent layer in solar cells has attracted considerable ... -
Triplin: Functional Probing of Its Structure and the Dynamics of the Voltage-Gating Process
MDPI (2022-11-22)Gram-negative bacteria have a large variety of channel-forming proteins in their outer membrane, generally referred to as porins. Some display weak voltage dependence. A similar trimeric channel former, named Triplin, ... -
SARS-CoV-2 accessory protein 7b forms homotetramers in detergent
BioMed Central (BMC) (2022-11)A global pandemic is underway caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The SARS-CoV-2 genome, like its predecessor SARS-CoV, contains open reading frames that encode accessory proteins ... -
Boron clusters (ferrabisdicarbollides) shaping the future as radiosensitizers for multimodal (chemo/radio/PBFR) therapy of glioblastoma
Royal Society of Chemistry (2022-10-24)Glioblastoma multiforme (GBM) is the most common and fatal primary brain tumor, and is highly resistant to conventional radiotherapy and chemotherapy. Therefore, the development of multidrug resistance and tumor recurrence ... -
Design development and implementation of an irradiation station at the neutron time-of-flight facility at CERN
American Physical Society (2022-10-20)A new parasitic, mixed-field, neutron-dominated irradiation station has been recently commissioned at the European Laboratory for Particle Physics (CERN). The station is installed within the neutron time-of-flight (n_TOF) ... -
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 ... -
A three-dimensional model to describe complete human corneal oxygenation during contact lens wear
Wiley (2022-10-10)We perform a novel 3D study to quantify the corneal oxygen consumption and diffusion in each part of the cornea with different contact lens materials. The oxygen profile is calculated as a function of oxygen tension at the ... -
The role of crystal facets and disorder on photo-electrosynthesis
Royal Society of Chemistry (2022-09-23)Photoelectrochemistry has the potential to play a crucial role in the storage of solar energy and the realisation of a circular economy. From a chemical viewpoint, achieving high conversion efficiencies requires subtle ... -
How to switch from a poor PEDOT:X oxygen evolution reaction (OER) to a good one. A study on dual redox reversible PEDOT:metallacarborane
Royal Society of Chemistry (2022-07-19)Over the years, extensive research has been carried out to optimize the oxygen evolution reaction (OER) by adopting different techniques as well as catalysts. Conducting organic polymers such as PEDOT have been employed ... -
Negative Transient Spikes in Halide Perovskites
American Chemical Society (2022-07-18)The internal crossfire of ionic and electronic effects in perovskite devices forms a complex analysis problem that has not been fully solved yet. Specifically, halide photovoltaic perovskites show a photoinduced ionic ... -
Observation of Long-Term Stable Response in MAPbBr3 Single Crystals Monitored through Displacement Currents under Varying Illumination
Wiley-VCH GmbH (2022-06-30)Long life of perovskite devices in working conditions remains the bottleneck for technology application. Stable charge carriers’ transport together with nonreactive contact materials contributes to the increase of the ... -
Enhanced electrochemical hydrogen peroxide productionfrom surface state modified mesoporous tin oxide catalysts
Wiley (2022-05-15)Electrochemical hydrogen peroxide (H2O2) production via the two-electronoxygen reduction reaction (ORR) has received much consideration as a substi-tute to the well-known industrial anthraquinone method. The present ... -
Hopf bifurcations in electrochemical, neuronal, and semiconductor systems analysis by impedance spectroscopy
American Institute of Physics (2022-03-16)Spontaneous oscillations in a variety of systems, including neurons, electrochemical, and semiconductor devices, occur as a consequence of Hopf bifurcation in which the system makes a sudden transition to an unstable ... -
Redox-active hierarchical assemblies of hybrid polyoxometalate nanostructures at carbon surfaces
Royal Society of Chemistry (2022-03-03)The self-assembly of hierarchical nanostructures on surfaces is a promising strategy for the development of a wide range of new technologies, such as energy-storage devices and sensors. In this work we show that amphiphilic, ... -
New Views on Carrier Diffusion and Recombination by Combining Small Perturbation Techniques: Application to BiVO4 Photoelectrodes
Wiley (2022)Impedance spectroscopy (IS), intensity-modulated photocurrent spectroscopy (IMPS), and intensity-modulated photovoltage spectroscopy (IMVS) are well-established powerful modulated techniques to characterize optoelectronic ... -
Surface-Functionalized Polystyrene Nanoparticles Alter the Transmembrane Potential via Ion-Selective Pores Maintaining Global Bilayer Integrity
ACS Publications (2022)Although nanoplastics have well-known toxic effects toward the environment and living organisms, their molecular toxicity mechanisms, including the nature of nanoparticle−cell membrane interactions, are still under ... -
Inactivation of SARS-CoV-2 by a chitosan/α-Ag2WO4 composite generated by femtosecond laser irradiation
Nature Research (2022)In the current COVID‑19 pandemic, the next generation of innovative materials with enhanced anti‑ SARS‑CoV‑2 activity is urgently needed to prevent the spread of this virus within the community. Herein, we report the ... -
Big dynorphin is a neuroprotector scaffold against amyloid β-peptide aggregation and cell toxicity
Elsevier (2022)Amyloid β-peptide (Aβ) misfolding into β-sheet structures triggers neurotoxicity inducing Alzheimer’s disease (AD). Molecules able to reduce or to impair Aβ aggregation are highly relevant as possible AD treatments since ... -
The P. aeruginosa effector Tse5 forms membrane pores disrupting the membrane potential of intoxicated bacteria
Nature Research (2022)The type VI secretion system (T6SS) of Pseudomonas aeruginosa injects effector proteins into neighbouring competitors and host cells, providing a fitness advantage that allows this opportunistic nosocomial pathogen to ... -
Blade Coating High-Quality Formamidinium–Cesium Lead Halide Perovskites with Green Solvent for Efficient and Stable Solar Cells
Wiley (2022)Perfecting large-area perovskite film coating technology remains a key challenge to commercialize perovskite solar cells. Herein, nontoxic dimethyl sulfoxide (DMSO) is recommended as the only solvent to fabricate formamidinium ...