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Mechanistic studies of a lipase unveil effect of pH on hydrolysis products of small PET modules
Springer Nature (2023-06-15)Biocatalysis is a key technology enabling plastic recycling. However, despite advances done in the development of plastic-degrading enzymes, the molecular mechanisms that govern their catalytic performance are poorly ... -
Memristive arrangements of nanofluidic pores
American Physical Society (2024-04-24)We demonstrate that nanofluidic diodes in multipore membranes show a memristive behavior that can be controlled not only by the amplitude and frequency of the external signal but also by series and parallel arrangements ... -
Methylammonium Lead Bromide Perovskite Battery Anodes Reversibly Host High Li-Ion Concentrations
American Chemical Society (2017-04)Ions migrate through the hybrid halide perovskite lattice, allowing for a variety of electrochemical applications as perovskite-based electrodes for batteries. It is still unknown how extrinsic defects such as lithium ions ... -
Micro-scale Experiments in the Increasingly Fashionable Laboratory in High Schools
Science Publishing Group (2020)Objective: Experimental activities in laboratories are an important part in teaching and learning chemistry. Nevertheless, its implementation may be limited by the lack of material, instrument and above all the risk ... -
Microwave-Mediated Synthesis of Lead-Free Cesium Titanium Bromide Double Perovskite: A Sustainable Approach
American Chemical Society (2024-02-02)Theoretical studies have identified cesium titanium bromide (Cs2TiBr6), a vacancy-ordered double perovskite, as a promising lead-free and earth-abundant candidate to replace Pb-based perovskites in photovoltaics. Our ... -
Mobile Ion-Driven Modulation of Electronic Conductivity Explains Long-Timescale Electrical Response in Lead Iodide Perovskite Thick Pellets
American Chemical Society (2021-07-26)The favorable optoelectronic properties of metal halide perovskites have been used for X- and γ-ray detection, solar energy, and optoelectronics. Large electronic mobility, reduced recombination losses of the electron–hole ... -
Molecular Basis of RNA-Driven ATP Hydrolysis in DExH-Box Helicases
American Chemical Society (2023-03-29)The spliceosome machinery catalyzes precursor messenger (pre-m)RNA splicing. In each cycle, the spliceosome experiences massive compositional and conformational remodeling fueled by the concerted action of specific ... -
Molecular Dynamics Simulations Elucidate the Molecular Basis of Pre-mRNA Translocation by the Prp2 Spliceosomal Helicase
American Chemical Society (2023-06-28)The spliceosome machinery catalyzes precursor-messenger RNA (pre-mRNA) splicing by undergoing at each splicing cycle assembly, activation, catalysis, and disassembly processes, thanks to the concerted action of specific ... -
Morphology and Band Structure of Orthorhombic PbS Nanoplatelets: An Indirect Band Gap Material
American Chemical Society (2021-01-12)PbS quantum dots and nanoplatelets (NPLs) are of enormous interest in the development of optoelectronic devices. However, some important aspects of their nature remain unclear. Recent studies have revealed that colloidal ... -
Moving Ions Vary Electronic Conductivity in Lead Bromide Perovskite Single Crystals through Dynamic Doping
Wiley (2020-10)Metal halide perovskite single crystals are being explored as functional materials for a variety of optoelectronic applications. Among others, solar cells, field‐effect transistors, and X‐ and γ‐ray detectors have shown ... -
Multicomponent Approach for Stable Methylammonium-Free Tin–Lead Perovskite Solar Cells
American Chemical Society (2024-02-09)Mixed tin–lead perovskites suffer from several degradation pathways that hinder their effective implementation in tandem photovoltaic technologies. The main challenge involves removing the thermally unstable methylammonium ... -
Multifunctional approach to improve water oxidation performance with MOF-based photoelectrodes
Elsevier (2021-09)Metal-Organic Frameworks (MOFs) are a group of compounds with high porosity and diverse capabilities in photoelectrochemistry. The use of these compounds as photocatalysts and photoelectrodes is still a strong challenge ... -
Multifunctional Catalysis of Nanosheet Defective Molybdenum Sulfide Basal Planes for Tandem Reactions Involving Alcohols and Molecular Hydrogen
American Chemical Society (2023-08-21)Establishing tandem catalytic synthetic strategies based on the use of readily available, stable, and renewable feedstocks is of great significant for the sustainable advancement of chemical-related industries. The key to ... -
N-Heterocyclic Carbenes: A Door Open to Supramolecular Organometallic Chemistry
American Chemical Society (2020-07-09)The field of metallosupramolecular chemistry is clearly dominated by the use of O-, N-, and P-donor Werner-type polydentate ligands. These molecular architectures are of high interest because of their wide range of ... -
Nanocomposition of PEDOT:PSS with metal phthalocyanines as promising hole transport layers for organic photovoltaics
Elsevier (2023)PEDOT:PSS is one of the most widely used materials as a hole selective layer in organic photovoltaics due to its easy processing and high reproducibility. Unfortunately, the material is limited when testing new ... -
Nanoscale Perovskite‐Sensitized Solar Cell Revisited: Dye‐Cell or Perovskite‐Cell?
Wiley‐VCH Verlag (2020-03-20)A general and straightforward way of preparing few nanometer-sized well-separated MAPbIxBr3-x perovskite photosensitizers on the surface of ~1 μm thick mesoporous TiO2 photoanode was suggested via a two-step sequential ... -
Nature of Irreversible Inhibition of Human 20S Proteasome by Salinosporamide A. The Critical Role of Lys–Asp Dyad Revealed from Electrostatic Effects Analysis
American Chemical Society (2021-03-05)20S proteasome is the enzymatic core engine involved in the processes of cellular protein regulation, thus becoming a promising target inter alia in the therapy of many diseases. In this work, the mechanism of the irreversible ... -
Negative Capacitance and Inverted Hysteresis: Matching Features in Perovskite Solar Cells
American Chemical Society (2020-10-01)Negative capacitance in the low-frequency domain and inverted hysteresis are familiar features in perovskite solar cells, which origin is still under discussion. Here we use impedance spectroscopy to analyze these responses ... -
Negative inductor effects in nonlinear two-dimensional systems: Oscillatory neurons and memristors
American Institute of Physics (2022-11-21)Many chemical and physical systems show self-sustained oscillations that can be described by a set of nonlinear differential equations. The system enters oscillatory behavior by an intrinsic instability that leads to ... -
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 ...