Anna Martinelli
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View article: Synthesis of MgAl2O4 by sol-gel method and investigation of catalytic performances in CO2 methanation
Synthesis of MgAl2O4 by sol-gel method and investigation of catalytic performances in CO2 methanation Open
CO 2 levels in the atmosphere are increasing as a result of human activities such as industrial activities, fossil fuel usage, and deforestation. The CO 2 methanation reaction, which converts CO 2 into methane, may play a crucial role in a…
View article: Valorization of hazardous graphite from black mass (NMC 111) of lithium-ion battery recycling via KOH activation for functional carbon design
Valorization of hazardous graphite from black mass (NMC 111) of lithium-ion battery recycling via KOH activation for functional carbon design Open
The rapid adoption of lithium-ion batteries (LiBs) in energy storage has driven research into resource recovery. This study converts hazardous graphite from the black mass (NMC 111) of spent LiBs into functional activated carbons (ACs) via…
View article: Structural Battery Electrolytes Based on a Cross‐Linked Methacrylate Polymer and a Protic Ionic Liquid: Is There an Optimal Composition?
Structural Battery Electrolytes Based on a Cross‐Linked Methacrylate Polymer and a Protic Ionic Liquid: Is There an Optimal Composition? Open
Within the development of structural batteries, finding the optimal electrolyte composition, that is, one that offers both high ionic conductivity and mechanical stiffness, is essential. Structural batteries are multifunctional composites …
View article: Ionic and electronic conductivity in structural negative electrodes
Ionic and electronic conductivity in structural negative electrodes Open
The concept of structural battery presents great potential for achieving substantial weight and volume reduction in electrified transportation. A unidirectional electrode lamina consists of carbon fibres embedded in a heterogeneous structu…
View article: Synthesis and characterization of new imidazolium based protic ionic liquids obtained by nitro- and cyano-functionalization
Synthesis and characterization of new imidazolium based protic ionic liquids obtained by nitro- and cyano-functionalization Open
The prevailing strategies for synthesizing Brønsted acidic ionic liquids have primarily relied on [Formula presented] functionalization and the use of acidic anions (e.g. [Formula presented] and [Formula presented]), which limit the range …
View article: Exploring uncommon Fe-oxides in non-metallic inclusions in ultra-high-strength steel
Exploring uncommon Fe-oxides in non-metallic inclusions in ultra-high-strength steel Open
Investigating non-metallic inclusions within ultra-high-strength-steel via conventional methods is a known: however, the challenge is to obtain chemical information of such inclusions at the sub-micrometer level. In this context, probing F…
View article: Large out-of-plane spin–orbit torque in topological Weyl semimetal TaIrTe4
Large out-of-plane spin–orbit torque in topological Weyl semimetal TaIrTe4 Open
The unique electronic properties of topological quantum materials, such as protected surface states and exotic quasiparticles, can provide an out-of-plane spin-polarized current needed for external field-free magnetization switching of mag…
View article: Water‐in‐Polymer Salt Electrolyte for Long‐Life Rechargeable Aqueous Zinc‐Lignin Battery
Water‐in‐Polymer Salt Electrolyte for Long‐Life Rechargeable Aqueous Zinc‐Lignin Battery Open
Zinc metal batteries (ZnBs) are poised as the next‐generation energy storage solution, complementing lithium‐ion batteries, thanks to their cost‐effectiveness and safety advantages. These benefits originate from the abundance of zinc and i…
View article: Impact of Vanadium Loading and Thermal Aging on the Surface Properties of Titania-Supported Vanadium Oxide
Impact of Vanadium Loading and Thermal Aging on the Surface Properties of Titania-Supported Vanadium Oxide Open
A series of VOx/TiO2 model catalysts with 0.5, 1.5, 2.0, 4.0, and 8 wt % V was prepared by incipient wetness impregnation (fresh) and then thermally treated at 580 °C for 100 h in static air (aged). Each catalyst was characterized with nit…
View article: Electrically Programmed Doping Gradients Optimize the Thermoelectric Power Factor of a Conjugated Polymer
Electrically Programmed Doping Gradients Optimize the Thermoelectric Power Factor of a Conjugated Polymer Open
Functionally graded materials (FGMs) are widely explored in the context of inorganic thermoelectrics, but not yet in organic thermoelectrics. Here, the impact of doping gradients on the thermoelectric properties of a chemically doped conju…
View article: Ion transport, mechanical properties and relaxation dynamics in structural battery electrolytes consisting of an imidazolium protic ionic liquid confined into a methacrylate polymer
Ion transport, mechanical properties and relaxation dynamics in structural battery electrolytes consisting of an imidazolium protic ionic liquid confined into a methacrylate polymer Open
The effect of confining a liquid electrolyte into a polymer matrix was studied by means of Raman spectroscopy, differential scanning calorimetry, temperature-modulated differential scanning calorimetry, dielectric spectroscopy, and rheolog…
View article: Mass Transport in “Water-in-Polymer Salt” Electrolytes
Mass Transport in “Water-in-Polymer Salt” Electrolytes Open
“Water-in-polymer salt” electrolytes (WiPSEs) based on potassium polyacrylate (PAAK) belong to a new family of “water-in-salt” electrolytes that is envisioned as a potential solution for large-scale supercapacitors to balance the electric …
View article: Transport Properties of Protic Ionic Liquids Based on Triazolium and Imidazolium: Development of an Air-Free Conductivity Setup
Transport Properties of Protic Ionic Liquids Based on Triazolium and Imidazolium: Development of an Air-Free Conductivity Setup Open
The dynamical properties of four protic ionic liquids, based on the ethyltriazolium ([C2HTr124]) and the ethylimidazolium ([C2HIm]) cation, were investigated. The associated anions were the triflate ([TfO]) and the bistriflimide ([TFSI]). …
View article: Comparison of Electrodeposited and Sputtered Tungsten Trioxide Films for Inorganic Electrochromic Nanostructures
Comparison of Electrodeposited and Sputtered Tungsten Trioxide Films for Inorganic Electrochromic Nanostructures Open
Electrochromic materials and their implementation with structural colors are currently being intensely researched because of their promising applications as non-emissive display devices utilizing ambient light. In particular, several fully…
View article: 3′UTR Deletion of NONO Leads to Corpus Callosum Anomaly, Left Ventricular Non-Compaction and Ebstein’s Anomaly in a Male Fetus
3′UTR Deletion of NONO Leads to Corpus Callosum Anomaly, Left Ventricular Non-Compaction and Ebstein’s Anomaly in a Male Fetus Open
NONO (Non-Pou Domain-Containing Octamer-Binding Protein) gene maps on chromosome Xq13.1 and hemizygous loss-of-function nucleotide variants are associated with an emerging syndromic form of intellectual developmental disorder (MRXS34; MIM …
View article: Unraveling compensation between electron transfer and strain in Ni-Ag-MoS2 photocatalyst
Unraveling compensation between electron transfer and strain in Ni-Ag-MoS2 photocatalyst Open
Despite the boom in catalytic response via constructing interfaces, understanding interfaces’ interaction in heterostructures is still a paradox. In this work, the interaction of Ni with MoS2 in Ni-Ag-MoS2 heterostructure are unveiled thro…
View article: Binary Mixtures of Imidazolium-Based Protic Ionic Liquids. Extended Temperature Range of the Liquid State Keeping High Ionic Conductivities
Binary Mixtures of Imidazolium-Based Protic Ionic Liquids. Extended Temperature Range of the Liquid State Keeping High Ionic Conductivities Open
Binary mixtures based on the two protic ionic liquids 1-ethylimidazolium triflate ([C 2 HIm][TfO]) and 1-ethylimidazolium bis(trifluoromethanesulfonyl)imide ([C 2 HIm][TFSI]) have been investigated, with focus on phase behavior, ionic cond…
View article: Solvent-free synthesis of protic ionic liquids. Synthesis, characterization and computational studies of triazolium based ionic liquids
Solvent-free synthesis of protic ionic liquids. Synthesis, characterization and computational studies of triazolium based ionic liquids Open
A series of triazolium and imidazolium based protic ionic liquids were synthesized using a solvent-free method designed to address several limitations encountered with other commonly used methods. Using this method, pure (98–99% m/m) and d…
View article: Surface active alkyl-imidazolium ionic liquids studied as templates to form vertically oriented pores in silica thin films
Surface active alkyl-imidazolium ionic liquids studied as templates to form vertically oriented pores in silica thin films Open
In this study, thin films of mesoporous silica with vertically oriented and hexagonally ordered pores have been synthetized and investigated. A variety of alkyl-imidazolium ionic liquids have been used as the template, with the aim to unde…
View article: Charge transfer and electrical double layer of an amphiphilic protic ionic liquid in bulk and when confined in nanochannels
Charge transfer and electrical double layer of an amphiphilic protic ionic liquid in bulk and when confined in nanochannels Open
By EIS and equivalent circuit modelling, we find an enhanced specific capacitance at the ITO interface when the protic ionic liquid [HC 8 Im][TFSI] is confined in the mesochannels of a thin silica film.
View article: Exploiting low-grade waste heat to produce electricity through supercapacitor containing carbon electrodes and ionic liquid electrolytes
Exploiting low-grade waste heat to produce electricity through supercapacitor containing carbon electrodes and ionic liquid electrolytes Open
Low-grade thermal energy harvesting presents great challenges to traditional thermoelectric systems based on the Seebeck effect, the thermogalvanic effect, and the Soret effect due to fixed temperature gradient and low voltage output. In t…
View article: A New Solid-State Proton Conductor: The Salt Hydrate Based on Imidazolium and 12-Tungstophosphate
A New Solid-State Proton Conductor: The Salt Hydrate Based on Imidazolium and 12-Tungstophosphate Open
We report the structure and charge transport properties of a novel solid-state proton conductor obtained by acid-base chemistry via proton transfer from 12-tungstophosphoric acid to imidazole. The resulting material (henceforth named Imid3…
View article: Self-Standing, Robust Membranes Made of Cellulose Nanocrystals (CNCs) and a Protic Ionic Liquid: Toward Sustainable Electrolytes for Fuel Cells
Self-Standing, Robust Membranes Made of Cellulose Nanocrystals (CNCs) and a Protic Ionic Liquid: Toward Sustainable Electrolytes for Fuel Cells Open
Energy-conversion devices based on the phenomenon of proton conduction, for example, polymer electrolyte membrane fuel cells (PEMFCs), require low cost and sustainable electrolytes with high ionic conductivity and good mechanical propertie…
View article: Transport Properties and Local Structure of an Imidazole/Protic Ionic Liquid Mixture Confined in the Mesopores of Hydrophobic Silica
Transport Properties and Local Structure of an Imidazole/Protic Ionic Liquid Mixture Confined in the Mesopores of Hydrophobic Silica Open
The local structure and the molecular dynamics of an imidazole/protic ionic liquid mixture have been investigated while confined in only ca. 5 nm mesopores of silica particles. The walls of the silica pores were functionalized with triocty…