A5033875400- Intermetallics and Advanced Alloy Properties
- Rare-earth and actinide compounds
- Metallurgical and Alloy Processes
- Layered Double Hydroxides Synthesis and Applications
- Quasicrystal Structures and Properties
- Aluminum Alloy Microstructure Properties
- Thermodynamic and Structural Properties of Metals and Alloys
- Magnesium Oxide Properties and Applications
- Supercapacitor Materials and Fabrication
- Extraction and Separation Processes
- Semiconductor materials and interfaces
- Inorganic Chemistry and Materials
- Aluminum Alloys Composites Properties
- Magnetic Properties of Alloys
- Phosphorus and nutrient management
- Geochemistry and Elemental Analysis
- Advancements in Battery Materials
- Adsorption and biosorption for pollutant removal
- Nanomaterials for catalytic reactions
- Building materials and conservation
- Analytical chemistry methods development
- Catalytic Processes in Materials Science
- Magnesium Alloys: Properties and Applications
- Various Chemistry Research Topics
- Mass Spectrometry Techniques and Applications
University of Genoa
2016-2025
Industriale Chimica (Italy)
1997
Owing to their structure, layered double hydroxides (LDHs) are nowadays considered as rising materials in different fields of application. In this work, the results obtained usage two LDHs remove, by adsorption, some cationic and anionic pollutants from industrial wastewater reported. The compounds MgAl-CO3 NiAl-NO3 have been prepared through a hydrothermal synthesis process then characterized means PXRD, TGA, FESEM, FTIR spectroscopy. available wastewater, supplied galvanic treatment...
Abstract Nickel aluminum layered double hydroxide (NiAl LDH) with nitrate in its interlayer is investigated as a negative electrode material for lithium-ion batteries (LIBs). The effect of the potential range (i.e., 0.01–3.0 V and 0.4–3.0 vs. Li + /Li) binder on performance 1 M LiPF 6 EC/DMC Li. NiAl LDH based sodium alginate (SA) shows high initial discharge specific capacity 2586 mAh g −1 at 0.05 A good stability /Li, which better than what obtained polyvinylidene difluoride (PVDF)-based...
Owing to their structure, layered double hydroxides (LDHs) and allophane are nowadays considered as promising materials for application in different fields. The goal of this work is compare the efficacy ZnAl-SO4 LDH remove, by adsorption, some cationic anionic pollutants from industrial wastewater. Both compounds were synthesized via co-precipitation route (direct method) followed hydrothermal treatment, obtaining nanoscopic crystallites with a partially disordered turbostratic (ZnAl-SO4...
In this study we report on the addition of a waste, real spent corundum abrasive powder collected after testing, to metakaolin-based alkali activated binder. The waste has been chosen as representative grits produced by industrial blasting processes. model system based metakaolin, effect in environment high alkaline media was investigated terms 3D reticulation aluminosilicate amorphous structure consolidated geopolymeric mixes. A number microstructural techniques (FT-IR, XRD, TGA/DTA) have...
Within the framework of various strategies studied for abatement polluting agents in water, both from anthropogenic and natural origins, adsorption processes are among most widespread techniques. In this context, Layered Double Hydroxides (LDHs) play a fundamental role. study, Mg–Al LDH (nitrate intercalated, Mg/Al = 2) was prepared to be used as an anion exchanger Cr(VI)-removal purposes water. The synthesized through coprecipitation reaction, followed by aging process under heating....
In this work, the performances of nickel iron layered double hydroxides (LDH) with nitrate anion at interlayer (NiFe-NO3) for manufacture anodes lithium-ion batteries have been tested before and after its sintering different temperatures. After synthesis, material was thermally analyzed in a range 30–1250 °C, showing mass loss occurring three consecutive steps leading to total decrease ~30 mass%. Following thermogravimetric analysis (TGA), four samples were prepared by annealing...
Taranakite is a mineral consisting of hydrated layered aluminum phosphate, with the formula K3Al5(PO3OH)6(PO4)2·18H2O; its structure belongs to R-3C group. If grows in an environment rich bat and bird guano, high nitrogen guano content induces intercalation NH4+ into structure, replacing potassium ion. The thermal decomposition guano-derived taranakite releases water ammonia. aim this work confirm presence ammonium taranakite. Thermogravimetric analysis (TGA) was performed on collected...
A critical survey concerning biocidal energetics is proposed according to a classification depending on their chemical structure. The need of optimizing the performances such compounds an important target for inertization biological weapons, requiring synergy between thermal effects combustion/detonation with reaction products released into environment. main physicochemical aspects related synthesis technique, thermodynamic variables and antimicrobial activity have been discussed compared....
Abstract The goal of this work is to study the thermal behavior and antibacterial properties a MgAl-CO 3 layered double hydroxide (LDH), which demonstrated high efficiency in removing chromium (VI) from contaminated industrial wastewater. compound has been synthesized via co-precipitation route (direct method) followed by hydrothermal treatment, obtaining nanoscopic crystallites with partially disordered (turbostratic) structure. After its synthesis, was characterized means X-ray powder...
Layered double hydroxides (LDHs) play a fundamental role in the processes for abatement of pollutants water, with reference to heavy metal decontamination. The research on topic is multiobjective target oriented, aiming at combining environmental remediation possibility reusing sorbent as many times possible, turning it into renewable resource. In this study, antibacterial and catalytic properties ZnAl-SO4 LDH its resulting product after being subjected Cr(VI) process are compared. Both...
Abstract Layered doubled hydroxides (LDHs) are known to be an interesting class of 2D layered materials, with a wide range possible composition and flexible structure suitable for topochemical reactions. Thus, LDHs have been applying in different fields, such as catalysis, energy storage all the applications which high exchange capability (of both cations anions) is required. For remediation purpose, MgFe-Cl LDH...
The R-rich regions of the R-Al systems (R = La, Ce, Pr, Nd) have been studied by using differential thermal analysis (DTA), metallographic analysis, quantitative electron probe microanalysis (EPMA) and X-ray examinations (XRD). coordinates eutectics, lowering allotropic transformation temperatures rare earth metals additions Al melting behaviours compounds particularly investigated. terminal aluminium solubilities in different relative stabilities catatectic eutectoid equilibria are discussed.
2D materials are emerging for energy storage and among these layered double hydroxides (LDHs) seem particularly promising due to their structure, easily adjustable composition, cheapness. This study marks the first reported application of an LDH, specifically NiFe‐NO3, as anode material in a sodium half‐cell, best our knowledge. Despite initial loss capacity, demonstrates notable stability, retains high specific capacity even after 50 discharge/charge cycles (~ 500 mAh/g). The intricate...