E. Placidi
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View article: Electronic Properties and Stacking Ordering in Layered GeTe-Rich (GeTe) <sub> <i>m</i> </sub> (Sb <sub>2</sub> Te <sub>3</sub> ) <sub> <i>n</i> </sub>
Electronic Properties and Stacking Ordering in Layered GeTe-Rich (GeTe) <sub> <i>m</i> </sub> (Sb <sub>2</sub> Te <sub>3</sub> ) <sub> <i>n</i> </sub> Open
In this work, a study of the structural and electronic properties of epitaxial GeTe-rich (GeTe) m (Sb2Te3) n alloys grown on Si substrate by molecular beam epitaxy is presented, wit…
View article: Interface Engineering of Chemical Vapor‐Deposited 2D MoSe<sub>2</sub>
Interface Engineering of Chemical Vapor‐Deposited 2D MoSe<sub>2</sub> Open
The drive to harness 2D materials in next‐generation electronics and optoelectronics hinges on precise control over their fundamental properties. Among the diverse 2D systems, transition metal dichalcogenides (TMDs), such as MoS 2 and MoSe…
View article: Many lives of cobalt within electrochemical systems: from waste batteries to efficient hydrogen evolution reaction electrocatalyst
Many lives of cobalt within electrochemical systems: from waste batteries to efficient hydrogen evolution reaction electrocatalyst Open
View article: Upgrading the waste Acrylonitrile-Butadiene-Styrene into crude oil and highly efficient electrocatalysts for oxygen reduction reaction
Upgrading the waste Acrylonitrile-Butadiene-Styrene into crude oil and highly efficient electrocatalysts for oxygen reduction reaction Open
Acrylonitrile butadiene styrene (ABS) is a thermoplastic copolymer that is used in a variety of applications due to its unique physicochemical properties, however, there is not yet an established recycling scheme for this material. This wo…
View article: Corrigendum to “Spinel-type high-entropy oxides for enhanced oxygen evolution reaction activity in anion exchange membrane water electrolyzers” [Chem. Eng. J. 507 (2025) 160641]
Corrigendum to “Spinel-type high-entropy oxides for enhanced oxygen evolution reaction activity in anion exchange membrane water electrolyzers” [Chem. Eng. J. 507 (2025) 160641] Open
View article: Spinel-type high-entropy oxides for enhanced oxygen evolution reaction activity in anion exchange membrane water electrolyzers
Spinel-type high-entropy oxides for enhanced oxygen evolution reaction activity in anion exchange membrane water electrolyzers Open
View article: Development of ion-beam sputtered silicon nitride thin films for low-noise mirror coatings of gravitational-wave detectors
Development of ion-beam sputtered silicon nitride thin films for low-noise mirror coatings of gravitational-wave detectors Open
Brownian thermal noise of thin-film coatings is a fundamental limit for high-precision experiments based on optical resonators such as gravitational-wave interferometers. Here we present the results of a research activity aiming to develop…
View article: Non‐Chemical Route to PGM‐Free via N<sup>+</sup> Ion Implantation in Vertically Aligned Carbon Nanotubes
Non‐Chemical Route to PGM‐Free via N<sup>+</sup> Ion Implantation in Vertically Aligned Carbon Nanotubes Open
The continuous research on electrocatalytic nanomaterials for critical raw materials replacement has returned the important class of Platinum‐group‐metal‐free electrocatalysts (PGM‐free), based on C, N, and non‐noble transition metals. PGM…
View article: A Supramolecular Wire Able to Self‐Assemble on Gold Surface: Controlling the Film Length to Optimize the Device Lifetime and Electron Transfer Efficiency
A Supramolecular Wire Able to Self‐Assemble on Gold Surface: Controlling the Film Length to Optimize the Device Lifetime and Electron Transfer Efficiency Open
A chemical “lego nanoset” has been used to realize different structures on gold surfaces. Three building blocks have been designed, in order to chemically link the surface and self‐assemble in an ordered manner. Self‐assembled films are ar…
View article: Eco‐Friendly Production of 2D Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> MXene and Cytotoxicity Mitigation Toward Biomedical Applications
Eco‐Friendly Production of 2D Ti<sub>3</sub>C<sub>2</sub>T<sub>x</sub> MXene and Cytotoxicity Mitigation Toward Biomedical Applications Open
2D MXenes find applications in several technology fields. Solution processing techniques can facilitate the integration of these materials within the technological supply chain. Here, a highly concentrated (up to 1.5 g L −1 ) and stable di…
View article: Lignin‐Derived Sustainable Nano‐Platforms: A Multifunctional Solution for an Efficient Dye Removal
Lignin‐Derived Sustainable Nano‐Platforms: A Multifunctional Solution for an Efficient Dye Removal Open
In contrast to conventional non‐biobased adsorbents, lignin emerges as a cost‐effective and environmentally benign alternative for water treatment. This study identifies unexpected and unpredicted multifunctional properties of lignin nanop…
View article: Sustainable graphene production for solution-processed microsupercapacitors and multipurpose flexible electronics
Sustainable graphene production for solution-processed microsupercapacitors and multipurpose flexible electronics Open
View article: Transforming Cigarette Wastes into Oxygen Reduction Reaction Electrocatalyst: Does Each Component Behave Differently? An Experimental Evaluation
Transforming Cigarette Wastes into Oxygen Reduction Reaction Electrocatalyst: Does Each Component Behave Differently? An Experimental Evaluation Open
Trillion of cigarette butts are annually littered without being recycled. This work aims at valorizing the whole cigarette butts and their components (paper, filter and tobacco) into Fe‐N x ‐C electrocatalysts for oxygen reduction reaction…
View article: Study of defects population and contaminations in silica/tantala coated mirrors
Study of defects population and contaminations in silica/tantala coated mirrors Open
This article presents a study on the performance degradation of amorphous silica mirrors coated with silica/tantala, commonly utilized in gravitational wave interferometry measurements. The primary objective is to understand the factors co…
View article: Sustainable Graphene Production for Solution-Processed Microsupercapacitors and Multipurpose Flexible Electronics
Sustainable Graphene Production for Solution-Processed Microsupercapacitors and Multipurpose Flexible Electronics Open
View article: Hierarchical porous Fe/Ni-based bifunctional oxygen electrocatalysts for rechargeable zinc-air batteries
Hierarchical porous Fe/Ni-based bifunctional oxygen electrocatalysts for rechargeable zinc-air batteries Open
View article: Tailoring MOF structure via iron decoration to enhance ORR in alkaline polymer electrolyte membrane fuel cells
Tailoring MOF structure via iron decoration to enhance ORR in alkaline polymer electrolyte membrane fuel cells Open
View article: Porous Iron‐Nitrogen‐Carbon Electrocatalysts for Anion Exchange Membrane Fuel Cells (AEMFC)
Porous Iron‐Nitrogen‐Carbon Electrocatalysts for Anion Exchange Membrane Fuel Cells (AEMFC) Open
High‐performance platinum group metal‐free (PGM‐free) electrocatalysts were prepared from porous organic polymers (POPs) precursors with highly‐porous structures and adjustable surface area. A resin phenol‐melamine‐based POP and an iron sa…
View article: Exchange Current Density as an Effective Descriptor of Poisoning of Active Sites in Platinum Group Metal-free Electrocatalysts for Oxygen Reduction Reaction
Exchange Current Density as an Effective Descriptor of Poisoning of Active Sites in Platinum Group Metal-free Electrocatalysts for Oxygen Reduction Reaction Open
The oxygen reduction reaction (ORR) is of primary importance for the direct and clean conversion of energy in fuel cells, necessarily requiring an electrocatalyst to be exploited. At the state of the art, platinum group metal-free (PGM-fre…
View article: Non-Conventional Peptide Self-Assembly into a Conductive Supramolecular Rope
Non-Conventional Peptide Self-Assembly into a Conductive Supramolecular Rope Open
Structures composed of alternating α and β amino acids can give rise to peculiar secondary structural motifs, which could self-assemble into complex structures of controlled geometries. This work describes the self-assembly properties of a…
View article: Measurement and Simulation of Mechanical and Optical Properties of Sputtered Amorphous SiC Coatings
Measurement and Simulation of Mechanical and Optical Properties of Sputtered Amorphous SiC Coatings Open
In this work We report on the extensive characterization of amorphous silicon carbide (a-SiC) coatings prepared by physical deposition methods. We compare the results obtained on two different sputtering systems (a standard RF magnetron sp…
View article: Stability of samples in coating research: From edge effect to ageing
Stability of samples in coating research: From edge effect to ageing Open
View article: Laser Ablation Nanoarchitectonics of Au–Cu Alloys Deposited on TiO<sub>2</sub> Photocatalyst Films for Switchable Hydrogen Evolution from Formic Acid Dehydrogenation
Laser Ablation Nanoarchitectonics of Au–Cu Alloys Deposited on TiO<sub>2</sub> Photocatalyst Films for Switchable Hydrogen Evolution from Formic Acid Dehydrogenation Open
The regulation of H2 evolution from formic acid dehydrogenation using recyclable photocatalyst films is an essential approach for on-demand H2 production. We have successfully generated Au-Cu nanoalloys using a laser …
View article: Argon and Other Defects in Amorphous SiO2 Coatings for Gravitational-Wave Detectors
Argon and Other Defects in Amorphous SiO2 Coatings for Gravitational-Wave Detectors Open
Amorphous SiO2 thin films are one of the two components of the highly reflective mirror coatings of gravitational-wave detectors. For this study, layers of amorphous SiO2 on crystalline Si substrates were produced by ion-beam sputtering (I…
View article: Room-temperature emitters in wafer-scale few-layer hBN by atmospheric pressure CVD
Room-temperature emitters in wafer-scale few-layer hBN by atmospheric pressure CVD Open
Hexagonal boron nitride (hBN) is a two-dimensional, wide band gap semiconductor material suitable for several technologies. 2D hBN appeared as a viable platform to produce bright and optically stable single photon emitters (SPEs) at room t…
View article: Growth, Electronic and Electrical Characterization of Ge-Rich Ge–Sb–Te Alloy
Growth, Electronic and Electrical Characterization of Ge-Rich Ge–Sb–Te Alloy Open
In this study, we deposit a Ge-rich Ge–Sb–Te alloy by physical vapor deposition (PVD) in the amorphous phase on silicon substrates. We study in-situ, by X-ray and ultraviolet photoemission spectroscopies (XPS and UPS), the electronic prope…
View article: Interface Formation during the Growth of Phase Change Material Heterostructures Based on Ge-Rich Ge-Sb-Te Alloys
Interface Formation during the Growth of Phase Change Material Heterostructures Based on Ge-Rich Ge-Sb-Te Alloys Open
In this study, we present a full characterization of the electronic properties of phase change material (PCM) double-layered heterostructures deposited on silicon substrates. Thin films of amorphous Ge-rich Ge-Sb-Te (GGST) alloys were grow…
View article: Gap Opening in Double-Sided Highly Hydrogenated Free-Standing Graphene
Gap Opening in Double-Sided Highly Hydrogenated Free-Standing Graphene Open
Conversion of free-standing graphene into pure graphane─where each C atom is sp3 bound to a hydrogen atom─has not been achieved so far, in spite of numerous experimental attempts. Here, we obtain an unprecedented level of hydrog…
View article: Biomedical NiTi and β-Ti Alloys: From Composition, Microstructure and Thermo-Mechanics to Application
Biomedical NiTi and β-Ti Alloys: From Composition, Microstructure and Thermo-Mechanics to Application Open
A comprehensive, bottoms-up characterization of two of the most widely used biomedical Ti-containing alloys, NiTi and β-Ti, was carried out applying a novel combination of neutron diffraction, neutron prompt-gamma activation, surface morph…
View article: Reflectance anisotropy spectroscopy of strain-engineered GaAsBi alloys
Reflectance anisotropy spectroscopy of strain-engineered GaAsBi alloys Open
In this paper, we present results obtained by an optical technique, namely, reflectance anisotropy spectroscopy (RAS), applied to a series of GaAs1−xBix samples grown by molecular beam epitaxy (MBE) under different strain conditions with t…