Michele Melchionna
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View article: Cascade synthesis of diarylamines catalyzed by oxygen-rich and porous carbon
Cascade synthesis of diarylamines catalyzed by oxygen-rich and porous carbon Open
Porous activated carbon bearing OH and CO groups, in the presence of a molecular oxidant, catalyzes metal-free cascade synthesis of diarylamines via enamine formation and oxidative aromatization.
View article: Toward Reliable and Reproducible Research in Organic Photocatalysis by Carbon Nitride
Toward Reliable and Reproducible Research in Organic Photocatalysis by Carbon Nitride Open
The rate of scientific publications has grown exponentially over the past few decades, but this has come at the expense of reproducibility. In this context, fields like organic photocatalysis and materials synthesis have also been affected…
View article: Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO<sub>2</sub> Reduction Performance
Exploiting the Functionality of Cerium Oxide‐Modified Carbon Nanohorns Catalysts Toward Enhanced CO<sub>2</sub> Reduction Performance Open
The suitable interfacial combination of CeO 2 and oxidized carbon nanohorns (CeO 2 @oxCNHs) is instrumental to the control of the activity and selectivity in CO 2 reduction reaction (CO 2 RR). This study presents a newly developed syntheti…
View article: Benchmarking the Stability of State-of-the-Art H<sub>2</sub>O<sub>2</sub> Electrocatalysts under Acidic Conditions
Benchmarking the Stability of State-of-the-Art H<sub>2</sub>O<sub>2</sub> Electrocatalysts under Acidic Conditions Open
Electrocatalytic hydrogen peroxide (H2O2) production presents a promising alternative to conventional synthesis methods, such as the anthraquinone process. It utilizes electrocatalysts to selectively reduce oxygen through a two-electron tr…
View article: Carbon-Supported Hyperbranched Polyethyleneimines: Exploring into Polyamine/Anion Interactions to Design Efficient Polymer-Based Energy and Scavenger Materials
Carbon-Supported Hyperbranched Polyethyleneimines: Exploring into Polyamine/Anion Interactions to Design Efficient Polymer-Based Energy and Scavenger Materials Open
The anion-complexation mechanism and anion-adsorption capacity of a hybrid material based on hyperbranched polyethyleneimine (HBPEI) covalently bonded onto an activated carbon (AC) is presented. The anion-scavenger behavior of this hybrid …
View article: On the Tracks to “Smart” Single-Atom Catalysts
On the Tracks to “Smart” Single-Atom Catalysts Open
Despite their enormous impact in modern heterogeneous catalysis, single-atom catalysts (SACs) continue to puzzle the catalysis community, which often struggles to draw correct conclusions in SAC-catalyzed experiments. In many cases, the re…
View article: What Is to Be Expected from Heterogeneous Catalysis in the Pipeline to Circular Economy?
What Is to Be Expected from Heterogeneous Catalysis in the Pipeline to Circular Economy? Open
Modern society requires a change in the philosophy of doing science, which faces the enormous challenge of being compatible with the new sustainability principles. Inorganic chemistry holds the keys to accelerate the transition given that …
View article: A water playground for re-assembly from fibrils to plates
A water playground for re-assembly from fibrils to plates Open
Short-peptide amyloid assembly and disassembly play crucial roles in various research fields, which range from addressing pathologies that lack therapeutic solutions to the development of innovative soft (bio)materials. Hydrogels from shor…
View article: Photoelectrocatalysis for Hydrogen Evolution Ventures into the World of Organic Synthesis
Photoelectrocatalysis for Hydrogen Evolution Ventures into the World of Organic Synthesis Open
The use of light as a catalytic prompt for the synthesis of industrial relevant compounds is widely explored in the past years, with a special consideration over the hydrogen evolution reaction (HER). However, semiconductors for heterogene…
View article: Nanostructured electrocatalysts for organic synthetic transformations
Nanostructured electrocatalysts for organic synthetic transformations Open
This minireview aims at highlighting the most recent advances in the production of electrocatalytically active nanomaterials and their applications in organic catalysis.
View article: A water playground for peptide re-assembly from fibrils to plates
A water playground for peptide re-assembly from fibrils to plates Open
Water plays a key role in the irreversible transition from peptide fibrils to plates.
View article: Enhancing oxygen evolution functionality through anodization and nitridation of compositionally complex alloy
Enhancing oxygen evolution functionality through anodization and nitridation of compositionally complex alloy Open
Compositionally complex materials (CCMs) have recently attracted great interest in electrocatalytic applications. To date, very few materials were systematically developed and tested due to the highly difficult preparation of high-surface-…
View article: The role of ceria/precious metal interfaces in catalysis
The role of ceria/precious metal interfaces in catalysis Open
The popularity of ceria (CeO 2 ) supports has been increasing over the last three decades on account of the rich redox chemistry of such an oxide.
View article: Graphitic carbon nitride meets molecular oxygen: New sustainable photocatalytic ways for the oxidation of organic molecules
Graphitic carbon nitride meets molecular oxygen: New sustainable photocatalytic ways for the oxidation of organic molecules Open
View article: Chemically Activated Spruce Organosolv Lignin as a Carbocatalyst for Heterogeneous Oxidative Dehydrogenations in the Liquid Phase
Chemically Activated Spruce Organosolv Lignin as a Carbocatalyst for Heterogeneous Oxidative Dehydrogenations in the Liquid Phase Open
Activated carbons obtained from organosolv lignin by chemical activation with KOH and oxidized with diluted HNO3 were studied as catalysts for aerobic oxidative dehydrogenation (ODH) reactions. The structure/activity relationship was inves…
View article: DoE‐Assisted Development of a 2H−MoS<sub>2</sub>‐Catalyzed Approach for the Production of Indole Derivatives
DoE‐Assisted Development of a 2H−MoS<sub>2</sub>‐Catalyzed Approach for the Production of Indole Derivatives Open
2H−MoS 2 is an appealing semiconductor because of its Earth‐abundant nature, cheapness, and low toxicity. This material has shown promising catalytic activity for various energy‐related processes, but its use in catalysis for C−C bond form…
View article: Thermoplasmonic In Situ Fabrication of Nanohybrid Electrocatalysts over Gas Diffusion Electrodes for Enhanced H<sub>2</sub>O<sub>2</sub> Electrosynthesis
Thermoplasmonic In Situ Fabrication of Nanohybrid Electrocatalysts over Gas Diffusion Electrodes for Enhanced H<sub>2</sub>O<sub>2</sub> Electrosynthesis Open
Large-scale development of electrochemical cells is currently hindered by the lack of Earth-abundant electrocatalysts with high catalytic activity, product selectivity, and interfacial mass transfer. Herein, we developed an electrocatalyst…
View article: Graphitic Carbon Nitride as Photocatalyst for the Direct Formylation of Anilines
Graphitic Carbon Nitride as Photocatalyst for the Direct Formylation of Anilines Open
The use of graphitic carbon nitride (g‐CN) for the photocatalytic radical formylation of anilines, which represents a more sustainable and attractive alternative to the currently used approaches, is reported herein. Our operationally simpl…
View article: Carbon Vacancies Steer the Activity in Dual Ni Carbon Nitride Photocatalysis
Carbon Vacancies Steer the Activity in Dual Ni Carbon Nitride Photocatalysis Open
The manipulation of carbon nitride (CN) structures is one main avenue to enhance the activity of CN‐based photocatalysts. Increasing the efficiency of photocatalytic heterogeneous materials is a critical step toward the realistic implement…
View article: Nanotubular TiO<sub><i>x</i></sub>N<sub><i>y</i></sub>-Supported Ir Single Atoms and Clusters as Thin-Film Electrocatalysts for Oxygen Evolution in Acid Media
Nanotubular TiO<sub><i>x</i></sub>N<sub><i>y</i></sub>-Supported Ir Single Atoms and Clusters as Thin-Film Electrocatalysts for Oxygen Evolution in Acid Media Open
A versatile approach to the production of cluster- and single atom-based thin-film electrode composites is presented. The developed TiO x N y -Ir catalyst was prepared from sputtered Ti-Ir alloy constitu…
View article: Organic Transformations Involving Photocatalytic Hydrogen Release
Organic Transformations Involving Photocatalytic Hydrogen Release Open
A switch from a fossil-based energy sector to sustainable energy sources has become one of the pressing requirements of modern society. In this context, the role of molecular hydrogen (H 2 ) as a green energy carrier has gained a central r…
View article: Driving up the Electrocatalytic Performance for Carbon Dioxide Conversion through Interface Tuning in Graphene Oxide–Bismuth Oxide Nanocomposites
Driving up the Electrocatalytic Performance for Carbon Dioxide Conversion through Interface Tuning in Graphene Oxide–Bismuth Oxide Nanocomposites Open
The integration of graphene oxide (GO) into nanostructured Bi2O3 electrocatalysts for CO2 reduction (CO2RR) brings up remarkable improvements in terms of performance toward formic acid (HCOOH) pr…
View article: CCDC 2109138: Experimental Crystal Structure Determination
CCDC 2109138: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2109139: Experimental Crystal Structure Determination
CCDC 2109139: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Use of Carbon Nitrides as Photoactive Supports in Single‐Atom Heterogeneous Catalysis for Synthetic Purposes
Use of Carbon Nitrides as Photoactive Supports in Single‐Atom Heterogeneous Catalysis for Synthetic Purposes Open
In recent years, the field of dual photocatalysis has become an increasingly popular tool for the functionalization of organic substrates under mild operative conditions. Single‐atom heterogeneous catalysts (SACs), where the metal atoms ar…
View article: Morphology and Light‐Dependent Spatial Distribution of Spin Defects in Carbon Nitride
Morphology and Light‐Dependent Spatial Distribution of Spin Defects in Carbon Nitride Open
Carbon nitride (CN) is a heterogeneous photocatalyst that combines good structural properties and a broad scope. The photocatalytic efficiency of CN is associated with the presence of defective and radical species. An accurate description …
View article: Morphology and Light‐Dependent Spatial Distribution of Spin Defects in Carbon Nitride
Morphology and Light‐Dependent Spatial Distribution of Spin Defects in Carbon Nitride Open
Carbon nitride (CN) is a heterogeneous photocatalyst that combines good structural properties and a broad scope. The photocatalytic efficiency of CN is associated with the presence of defective and radical species. An accurate description …
View article: The Nickel Age in Synthetic Dual Photocatalysis: A Bright Trip Toward Materials Science
The Nickel Age in Synthetic Dual Photocatalysis: A Bright Trip Toward Materials Science Open
Recently, the field of dual photocatalysis has grown rapidly, to become one of the most powerful tools for the functionalization of organic molecules under mild conditions. In particular, the merging of Earth‐abundant nickel‐based catalyti…
View article: CCDC 2060093: Experimental Crystal Structure Determination
CCDC 2060093: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: CCDC 2060094: Experimental Crystal Structure Determination
CCDC 2060094: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …