Alessandro Mattoni
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View article: Lead-free perovskites and derivatives for photogeneration: a roadmap to sustainable approaches for photovoltaics and photo(electro)catalysis
Lead-free perovskites and derivatives for photogeneration: a roadmap to sustainable approaches for photovoltaics and photo(electro)catalysis Open
This roadmap provides a comprehensive overview of the latest advancements in lead-free perovskite materials for photovoltaic (PV) and photoelectrochemical (PEC)/photocatalytic (PC) applications. It highlights the urgent need for sustainabl…
View article: Strain-Induced Interlayer Interactions under Hydrostatic Pressure Can Boost Circularly Polarized Luminescence in Chiral Hybrid Halide Perovskites
Strain-Induced Interlayer Interactions under Hydrostatic Pressure Can Boost Circularly Polarized Luminescence in Chiral Hybrid Halide Perovskites Open
The influence of hydrostatic pressure on the structure and circularly polarized luminescence (CPL) of the 2D chiral perovskite S-(MBA)2PbI4 (MBA = methylbenzylammonium) is investigated and compared to that of a brominated derivative, emplo…
View article: Strain-induced interlayer interactions can boost circularly polarized luminescence in chiral hybrid halide perovskites
Strain-induced interlayer interactions can boost circularly polarized luminescence in chiral hybrid halide perovskites Open
The influence of pressure on the structure and circularly polarized luminescence (CPL) of the 2D chiral perovskite S-(MBA)₂PbI₄ (MBA = methylbenzylammonium) is investigated and compared to a brominated derivative, employing parallel-bias m…
View article: Amorphous Silica Interlayer Unlocks Direct Epitaxial Growth of CsPbBr<sub>3</sub> on Silicon via Slip-and-Stick Mechanism
Amorphous Silica Interlayer Unlocks Direct Epitaxial Growth of CsPbBr<sub>3</sub> on Silicon via Slip-and-Stick Mechanism Open
In this study, we investigate the "Slip and Stick" mechanism governing the epitaxial growth of CsPbBr3 on amorphous silica surfaces and its implications for silicon/perovskite tandem solar cell applications. The unique, low-energy diffusio…
View article: Mechanism of Hot‐Carrier Photoluminescence in Sn‐Based Perovskites
Mechanism of Hot‐Carrier Photoluminescence in Sn‐Based Perovskites Open
Metal halide perovskites have shown exceptionally slow hot‐carrier cooling, which has been attributed to various physical mechanisms without reaching a consensus. Here, experiment and theory are combined to unveil the carrier cooling proce…
View article: The role of metal-halide bond in the distortions and asymmetric non-covalent interactions in chiral hybrid perovskites
The role of metal-halide bond in the distortions and asymmetric non-covalent interactions in chiral hybrid perovskites Open
Hybrid organic–inorganic perovskites have become interesting materials with a set of applications spanning from optoelectronics to energy conversion technologies. Recently, chiral hybrid perovskites encapsulating chiral organic ligands int…
View article: Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains
Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains Open
Metal halide perovskites are multifunctional semiconductors with tunable structures and properties. They are highly dynamic crystals with complex octahedral tilting patterns and strongly anharmonic atomic behavior. In the higher temperatur…
View article: Research data supporting "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains"
Research data supporting "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains" Open
This is research data associated with "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains", accepted to Small. The repository contains the trajectories which support the conclusions of the paper, the …
View article: Research data supporting "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains"
Research data supporting "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains" Open
This is research data associated with "Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains", accepted to Small. The repository contains the trajectories which support the conclusions of the paper, the …
View article: Promising Perspectives on the Use of Fullerenes as Efficient Containers for Beryllium Atoms
Promising Perspectives on the Use of Fullerenes as Efficient Containers for Beryllium Atoms Open
The possibility of using fullerenes as containers for toxic beryllium atoms is studied by a multi‐scale approach in which first‐principles and classical molecular dynamics simulations are combined. By studying the energetics, electronic an…
View article: Fermi Surface Topology and Rashba‐Edelstein Charge‐Spin Conversion in Lead‐Halide Perovskites
Fermi Surface Topology and Rashba‐Edelstein Charge‐Spin Conversion in Lead‐Halide Perovskites Open
The conversion of charge current into spin current by the Rashba–Edelstein effect enables the reciprocal control of electron charge and magnetization in magnetoelectric and magneto‐optical devices. The fundamentals of this effect are descr…
View article: Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains
Dynamic Local Structure in Caesium Lead Iodide: Spatial Correlation and Transient Domains Open
Metal halide perovskites are multifunctional semiconductors with tunable structures and properties. They are highly dynamic crystals with complex octahedral tilting patterns and strongly anharmonic atomic behaviour. In the higher temperatu…
View article: Charge carrier transport properties of twin domains in halide perovskites
Charge carrier transport properties of twin domains in halide perovskites Open
Our study highlights importance elements of the nanoscale intragrain feature that may pave the way to high-efficiency perovskite solar cells.
View article: A promising outlook on the development of lead halide perovskites as spin-orbitronic materials
A promising outlook on the development of lead halide perovskites as spin-orbitronic materials Open
Hybrid lead halide perovskites have progressively overcome the horizon of materials for novel, highly efficient solar cells and are now proposed for a variety of optoelectronic, nanoelectronic, and thermoelectric applications. In this Pers…
View article: A Theoretical Perspective on the Thermodynamic Stability of Polymer Blends for Solar Cells: From Experiments to Predictive Modeling
A Theoretical Perspective on the Thermodynamic Stability of Polymer Blends for Solar Cells: From Experiments to Predictive Modeling Open
An overview of the theoretical/computational methods that allow the study of the thermodynamic stability of the polymer blends for photovoltaics is provided. After discussing the fundamental concepts of thermodynamic blend stability and so…
View article: Photoprotection in metal halide perovskites by ionic defect formation
Photoprotection in metal halide perovskites by ionic defect formation Open
Photoprotection is a vital phenomenon in plants that, under intense and prolonged exposure to light, temporarily limits photon absorption to avoid radiation damage, which allows long-term stable and efficient photosynthesis. Photoprotectio…
View article: Highly Emissive Layers based on Organic/Inorganic Nanohybrids Using Aggregation Induced Emission Effect
Highly Emissive Layers based on Organic/Inorganic Nanohybrids Using Aggregation Induced Emission Effect Open
Fluorescent nanohybrids, based on π‐extended hydroxyoxophosphole ligands grafted onto ZnO nanoparticles, are designed and studied. The restriction of the intramolecular motions of the organic fluorophore, through either aggregates’ formati…
View article: Crystal‐Size‐Induced Band Gap Tuning in Perovskite Films
Crystal‐Size‐Induced Band Gap Tuning in Perovskite Films Open
A comprehensive picture explaining the effect of the crystal size in metal halide perovskite films on their opto‐electronic characteristics is currently lacking. We report that perovskite nanocrystallites exhibit a wider band gap due to co…
View article: Crystal‐Size‐Induced Band Gap Tuning in Perovskite Films
Crystal‐Size‐Induced Band Gap Tuning in Perovskite Films Open
A comprehensive picture explaining the effect of the crystal size in metal halide perovskite films on their opto‐electronic characteristics is currently lacking. We report that perovskite nanocrystallites exhibit a wider band gap due to co…
View article: Remarkably Weak Anisotropy in Thermal Conductivity of Two-Dimensional Hybrid Perovskite Butylammonium Lead Iodide Crystals
Remarkably Weak Anisotropy in Thermal Conductivity of Two-Dimensional Hybrid Perovskite Butylammonium Lead Iodide Crystals Open
Two-dimensional (2D) hybrid organic-inorganic perovskites consisting of alternating organic and inorganic layers are a new class of layered structures. They have attracted increasing interest for photovoltaic, optoelectronic, and thermoele…
View article: Fundamentals of tin iodide perovskites: a promising route to highly efficient, lead-free solar cells
Fundamentals of tin iodide perovskites: a promising route to highly efficient, lead-free solar cells Open
Chemical potentialμehand radiative lifetimeτradbehaviourvs.carrier densitynin FASnI3. They change dramatically with hole doping concentration, inducing large Burstein–Moss shift
View article: Ion Migration‐Induced Amorphization and Phase Segregation as a Degradation Mechanism in Planar Perovskite Solar Cells
Ion Migration‐Induced Amorphization and Phase Segregation as a Degradation Mechanism in Planar Perovskite Solar Cells Open
The operation of halide perovskite optoelectronic devices, including solar cells and LEDs, is strongly influenced by the mobility of ions comprising the crystal structure. This peculiarity is particularly true when considering the long‐ter…
View article: Direct Correlation of Nanoscale Morphology and Device Performance to Study Photocurrent Generation in Donor-Enriched Phases of Polymer Solar Cells
Direct Correlation of Nanoscale Morphology and Device Performance to Study Photocurrent Generation in Donor-Enriched Phases of Polymer Solar Cells Open
The nanoscale morphology of polymer blends is a key parameter to reach high efficiency in bulk heterojunction solar cells. Thereby, research typically focusing on optimal blend morphologies while studying nonoptimized blends may give insig…
View article: The Role of Grain Boundaries on Ionic Defect Migration in Metal Halide Perovskites
The Role of Grain Boundaries on Ionic Defect Migration in Metal Halide Perovskites Open
Halide perovskites are emerging as revolutionary materials for optoelectronics. Their ionic nature and the presence of mobile ionic defects within the crystal structure have a dramatic influence on the operation of thin‐film devices such a…
View article: Dielectric function of hybrid perovskites at finite temperature investigated by classical molecular dynamics
Dielectric function of hybrid perovskites at finite temperature investigated by classical molecular dynamics Open
Ionic polarization and dielectric function play a fundamental role in the optoelectronic properties of hybrid perovskites, currently one of the most studied materials for next generation photovoltaics. The hybrid nature of the crystal, wit…