Giovanni Agostini
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View article: Mixed‐Metal Promotion in a Manganese‐Molybdenum Oxynitride as Catalyst to Integrate C─C and C─N Coupling Reactions for the Direct Synthesis of Acetonitrile from Syngas and Ammonia
Mixed‐Metal Promotion in a Manganese‐Molybdenum Oxynitride as Catalyst to Integrate C─C and C─N Coupling Reactions for the Direct Synthesis of Acetonitrile from Syngas and Ammonia Open
Transition metal nitrides and their oxy‐ and carbo‐nitride analogues attract interest as catalysts in various sustainability areas. They offer potential in the development of conversion routes for the synthesis of nitrogenated organic comp…
View article: Engineering Peripheral Metal‐Oxide Catalysis: Interparticle Spacing in Cu/ZrO <sub>2</sub> Catalysts for Methanol Synthesis by CO <sub>2</sub> Hydrogenation
Engineering Peripheral Metal‐Oxide Catalysis: Interparticle Spacing in Cu/ZrO <sub>2</sub> Catalysts for Methanol Synthesis by CO <sub>2</sub> Hydrogenation Open
The periphery surrounding oxide‐supported metal nanoparticles plays a crucial role in many catalytic reactions that exhibit strong metal‐oxide promotional effects. Engineering this catalytically active periphery, where kinetically relevant…
View article: Advanced X-ray PIxel Detector (AXPiDe v2.0): new modular multichannel detector based on SDD available at the XAFS beamline of Elettra
Advanced X-ray PIxel Detector (AXPiDe v2.0): new modular multichannel detector based on SDD available at the XAFS beamline of Elettra Open
This contribution will report on a detection system specially designed and developed to fulfil the needs of X-ray Absorption Spectroscopy (XAS) experiments at the XAFS beamline of the ELETTRA synchrotron. It is composed of 8 monolithic mul…
View article: Selection of people at low cardiovascular risk: development of an inexpensive pre-screening algorithm using only non-laboratory measures. The SKIM risk study
Selection of people at low cardiovascular risk: development of an inexpensive pre-screening algorithm using only non-laboratory measures. The SKIM risk study Open
Background Early identification of individuals at high risk is the cornerstone of primary cardiovascular (CV) prevention. However, CV screening of low-risk populations is costly, time-consuming, and has limited effectiveness in reducing in…
View article: MOF-Derived PdCo and PdMn Systems as Versatile Catalysts in Alkyne Semihydrogenation
MOF-Derived PdCo and PdMn Systems as Versatile Catalysts in Alkyne Semihydrogenation Open
This study investigates the structure and catalytic properties of bimetallic nanocomposites derived from PdCo- and PdMn-based metal-organic frameworks. These materials, synthesized via chemical (Q) and thermal treatments (T), resulted in <…
View article: Silicon drift detector monolithic arrays for X-ray spectroscopy
Silicon drift detector monolithic arrays for X-ray spectroscopy Open
The efficient detection of low-energy X-rays at the keV level with the best possible energy resolution requires the application of silicon drift detectors (SDDs) and advanced application specific integrated circuits (ASICs). Their widespre…
View article: Toward a Full Solid State Aluminum Battery
Toward a Full Solid State Aluminum Battery Open
View article: Excess of Zn to relieve the structural distortion of manganese hexacyanoferrate in aqueous Zn-ion battery
Excess of Zn to relieve the structural distortion of manganese hexacyanoferrate in aqueous Zn-ion battery Open
The effect of Zn substitution on the electrochemical performance and structure stability of MnHCF was comprehensively investigated using different synchrotron X-ray techniques.
View article: Electronic and Structural Property Comparison of Iridium-Based OER Nanocatalysts Enabled by <i>Operando</i> Ir L<sub>3</sub>-Edge X-ray Absorption Spectroscopy
Electronic and Structural Property Comparison of Iridium-Based OER Nanocatalysts Enabled by <i>Operando</i> Ir L<sub>3</sub>-Edge X-ray Absorption Spectroscopy Open
View article: Beam Effects in Synchrotron Radiation <i>Operando</i> Characterization of Battery Materials: X-Ray Diffraction and Absorption Study of LiNi<sub>0.33</sub>Mn<sub>0.33</sub>Co<sub>0.33</sub>O<sub>2</sub> and LiFePO<sub>4</sub> Electrodes
Beam Effects in Synchrotron Radiation <i>Operando</i> Characterization of Battery Materials: X-Ray Diffraction and Absorption Study of LiNi<sub>0.33</sub>Mn<sub>0.33</sub>Co<sub>0.33</sub>O<sub>2</sub> and LiFePO<sub>4</sub> Electrodes Open
Operando synchrotron radiation-based techniques are a precious tool in battery research, as they enable the detection of metastable intermediates and ensure characterization under realistic cycling conditions. However, they do not c…
View article: NiCo and NiCo Decorated with Ru Nanoparticles for Magnetically Induced Hydroprocessing of Lignin Models
NiCo and NiCo Decorated with Ru Nanoparticles for Magnetically Induced Hydroprocessing of Lignin Models Open
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View article: Efficient Alkyne Semihydrogenation Catalysis Enabled by Synergistic Chemical and Thermal Modifications of a PdIn MOF
Efficient Alkyne Semihydrogenation Catalysis Enabled by Synergistic Chemical and Thermal Modifications of a PdIn MOF Open
Recently, there has been a growing interest in using MOF templating to synthesize heterogeneous catalysts based on metal nanoparticles on carbonaceous supports. Unlike the common approach of direct pyrolysis of PdIn-MOFs at high tem…
View article: Developing and understanding Leaching-Resistant cobalt nanoparticles via N/P incorporation for liquid phase hydroformylation
Developing and understanding Leaching-Resistant cobalt nanoparticles via N/P incorporation for liquid phase hydroformylation Open
The ultimate target in heterogeneous catalysis is the achievement of robust, resilient and highly efficient materials capable of resisting industrial reaction conditions. Pursuing that goal in liquid-phase hydroformylation poses a unique c…
View article: Developing and Understanding Leaching-Resistant Cobalt Nanoparticles Via N/P Incorporation for Liquid Phase Hydroformylation
Developing and Understanding Leaching-Resistant Cobalt Nanoparticles Via N/P Incorporation for Liquid Phase Hydroformylation Open
View article: Pt–Fe Nanoparticles Dispersed on Mesoporous Silica as Selective Catalysts for Dehydrogenation of Isobutane
Pt–Fe Nanoparticles Dispersed on Mesoporous Silica as Selective Catalysts for Dehydrogenation of Isobutane Open
A series of catalysts composed of Pt–Fe nanoparticles supported on mesoporous silica SBA-15 (ca. 7 nm pore diameter) have been prepared by ultrasound-assisted coimpregnation of the metal precursors and evaluated in the nonoxidative dehydro…
View article: Ultra-low metal loading rhodium phosphide electrode for efficient alkaline hydrogen evolution reaction
Ultra-low metal loading rhodium phosphide electrode for efficient alkaline hydrogen evolution reaction Open
View article: Structure sensitivity reaction of chloroform hydrodechlorination to light olefins using Pd catalysts supported on carbon nanotubes and carbon nanofibers
Structure sensitivity reaction of chloroform hydrodechlorination to light olefins using Pd catalysts supported on carbon nanotubes and carbon nanofibers Open
View article: Determining the proton diffusion coefficient in highly hydrated iridium oxide films by energy dispersive X-ray absorption spectroscopy
Determining the proton diffusion coefficient in highly hydrated iridium oxide films by energy dispersive X-ray absorption spectroscopy Open
View article: Structural evolution after oxidative pretreatment and CO oxidation of Au nanoclusters with different ligand shell composition: a view on the Au core
Structural evolution after oxidative pretreatment and CO oxidation of Au nanoclusters with different ligand shell composition: a view on the Au core Open
The structural dynamics of supported monolayer protected Au nanoclusters after pretreatment and catalytic CO oxidation have been probed by XAS and XPS.
View article: Rhodium Single‐Atom Catalyst Design through Oxide Support Modulation for Selective Gas‐Phase Ethylene Hydroformylation
Rhodium Single‐Atom Catalyst Design through Oxide Support Modulation for Selective Gas‐Phase Ethylene Hydroformylation Open
A frontier challenge in single‐atom (SA) catalysis is the design of fully inorganic sites capable of emulating the high reaction selectivity traditionally exclusive of organometallic counterparts in homogeneous catalysis. Modulating the di…
View article: Rhodium Single‐Atom Catalyst Design through Oxide Support Modulation for Selective Gas‐Phase Ethylene Hydroformylation
Rhodium Single‐Atom Catalyst Design through Oxide Support Modulation for Selective Gas‐Phase Ethylene Hydroformylation Open
A frontier challenge in single‐atom (SA) catalysis is the design of fully inorganic sites capable of emulating the high reaction selectivity traditionally exclusive of organometallic counterparts in homogeneous catalysis. Modulating the di…
View article: Cu-Ga3+-doped wurtzite ZnO interface as driving force for enhanced methanol production in co-precipitated Cu/ZnO/Ga2O3 catalysts
Cu-Ga3+-doped wurtzite ZnO interface as driving force for enhanced methanol production in co-precipitated Cu/ZnO/Ga2O3 catalysts Open
View article: Structure of complex aluminosilicate oxide glasses: the role of zinc intermediate element
Structure of complex aluminosilicate oxide glasses: the role of zinc intermediate element Open
Aluminosilicate-based oxide-glasses are natural materials forming volcanic magmas [1] and frequently the main constituent of manufactured products like ceramic glazes, fiber optic materials and, more recently, biocompounds [2].To character…
View article: AgY zeolite as catalyst for the selective catalytic oxidation of NH3
AgY zeolite as catalyst for the selective catalytic oxidation of NH3 Open
Ag-exchanged Y zeolites (Si/Al = 2.5; Ag/Al = 0.30–0.95) have been tested in the NH–SCO reaction, the most promising method for the elimination of ammonia emissions, and deeply characterized before and after reaction by using a variety of …
View article: Bottom-up assembly of bimetallic nanocluster catalysts from oxide-supported single-atom precursors
Bottom-up assembly of bimetallic nanocluster catalysts from oxide-supported single-atom precursors Open
Oxidative re-dispersion of two metals (Pd and Pt), as single-atoms, within nanometer distances on a common oxide carrier (MgO) delivers, upon reductive agglomeration, small (ca. 1 nm) bimetallic cluster catalysts with remarkable stability.
View article: Cobalt nanoclusters coated with N-doped carbon for chemoselective nitroarene hydrogenation and tandem reactions in water
Cobalt nanoclusters coated with N-doped carbon for chemoselective nitroarene hydrogenation and tandem reactions in water Open
Subnanometric cobalt nanoclusters covered by N-doped carbon layers (Co@NC-800) catalyze the chemoselective reduction of nitroarenes and the one-pot synthesis of secondary aryl amines and isoindolinones in aquo media under mild reaction con…
View article: Zeolite-driven Ag species during redox treatments and catalytic implications for SCO of NH<sub>3</sub>
Zeolite-driven Ag species during redox treatments and catalytic implications for SCO of NH<sub>3</sub> Open
The zeolite topology directs the formation of different silver species with catalytic implications for the NH 3 -SCO reaction.
View article: Metal-Specific Reactivity in Single-Atom Catalysts: CO Oxidation on 4d and 5d Transition Metals Atomically Dispersed on MgO
Metal-Specific Reactivity in Single-Atom Catalysts: CO Oxidation on 4d and 5d Transition Metals Atomically Dispersed on MgO Open
Understanding and tuning the catalytic properties of metals atomically dispersed on oxides are major stepping-stones toward a rational development of single-atom catalysts (SACs). Beyond individual showcase studies, the design and synthesi…
View article: Local Structures of Oxygen-Deficient Perovskite Sr<sub>2</sub>ScGaO<sub>5</sub> Polymorphs Explored by Total Neutron Scattering and EXAFS Spectroscopy
Local Structures of Oxygen-Deficient Perovskite Sr<sub>2</sub>ScGaO<sub>5</sub> Polymorphs Explored by Total Neutron Scattering and EXAFS Spectroscopy Open
Depending on the synthesis route, the oxygen ion electrolyte Sr2ScGaO5 shows two polymorphs, a brownmillerite and a cubic perovskite framework. In order to better explore oxygen diffusion pathways and mechanisms, we r…
View article: Insights into the Promotion with Ru of Co/TiO<sub>2</sub> Fischer–Tropsch Catalysts: An In Situ Spectroscopic Study
Insights into the Promotion with Ru of Co/TiO<sub>2</sub> Fischer–Tropsch Catalysts: An In Situ Spectroscopic Study Open
Although ruthenium is a common promoter for cobalt-based Fischer-Tropsch synthesis (FTS) catalysts, the origin of Ru promotion and promoter concentration effects remains controversial. To gain a fundamental understanding of the Ru promotio…