A5042105614- Bone Tissue Engineering Materials
- Mesoporous Materials and Catalysis
- Dental Implant Techniques and Outcomes
- Analytical Chemistry and Sensors
- Zeolite Catalysis and Synthesis
- Layered Double Hydroxides Synthesis and Applications
- Catalytic Processes in Materials Science
- Advancements in Battery Materials
- Catalysis for Biomass Conversion
- Supercapacitor Materials and Fabrication
- Porphyrin and Phthalocyanine Chemistry
- Advanced Battery Materials and Technologies
- Catalysis and Oxidation Reactions
- Spine and Intervertebral Disc Pathology
- Force Microscopy Techniques and Applications
- 3D Printing in Biomedical Research
- Bone health and osteoporosis research
- Orthopaedic implants and arthroplasty
- Advancements in Solid Oxide Fuel Cells
- Mechanical and Optical Resonators
- Electrospun Nanofibers in Biomedical Applications
- Carbon Dioxide Capture Technologies
- Laser-Ablation Synthesis of Nanoparticles
- Collagen: Extraction and Characterization
- Advanced Photocatalysis Techniques
Polytechnic University of Turin
2016-2025
National Interuniversity Consortium of Materials Science and Technology
2009-2024
Torino e-district
2015-2020
University of Namur
2020
Ospedale "Floraspe Renzetti"
2015
Ministry of Education, Universities and Research
2008
École Nationale Supérieure de Chimie de Montpellier
2007
Centre National de la Recherche Scientifique
2007
University of Calabria
2003
The application of mesoporous bioactive glasses (MBGs) containing controllable amount different ions, with the aim to impart antibacterial activity, as well stimulation osteogenesis and angiogenesis, is attracting an increasing interest. In this contribution, in order endow nano-sized MBG additional biological functions, framework a binary SiO2-CaO glass was modified concentrations copper ions (2 5%mol.), through one-pot ultrasound-assisted sol-gel procedure. Cu-containing (2%mol.) showed...
Mesoporous bioactive glass nanoparticles (MBGNs) are emerging biomaterials for bone repair/regeneration, considering their favorable pro-osteogenic and proangiogenic activities. To further improve therapeutic effects, the endowment of MBGNs with additional antioxidant properties is particular interest to target oxidative stress related remodeling diseases. this end, we developed cerium-containing (Ce-MBGNs) (particle size 100–300 nm) by using a postimpregnation strategy incorporate Ce,...
Bioactive glasses (BG) are versatile materials for various biomedical applications, including bone regeneration and wound healing, due to their bonding, antibacterial, osteogenic, angiogenic properties. In this study, we aimed enhance the antibacterial activity of SiO2-CaO mesoporous bioactive glass nanoparticles (MBGN) by incorporating silver (Ag) through a surface modification approach. The modified Ag-containing (Ag-MBGN) maintained spherical shape, structure, high dispersity,...
Abstract Exfoliated graphene‐wrapped mesoporous Cu‐Ni oxide (CNO) nanocast composites are developed using a straightforward nanostructure engineering strategy. The synergistic effect of hierarchical CNO nanobuilding blocks that homogeneously wrapped by graphene nanosheets (GNSs) rapid spray drying technique effectively preserves the electroactive species against volume changes resulting from charge/discharge process. Owing to intriguing structural/morphological features arising caging...
Over the recent years, mesoporous bioactive glasses (MBGs) gained interest as bone regeneration systems, due to their excellent bioactivity and ability release therapeutic molecules. In order improve of MBGs, incorporation Sr2+ ions, its recognized pro-osteogenenic potential, represents a very promising strategy. this study, MBGs based on SiO₂⁻CaO system containing different percentages (2 4 mol %) strontium were prepared by two synthesis methods, in form microspheres nanoparticles....
Over the recent years, nanometric hydroxyapatite (HA) has gained interest as constituent of hybrid systems for bone scaffold fabrication, due to its biomimicry and biocompatibility. In this study, rod-like nano-HA particles were introduced in a type I collagen matrix create composite mimicking composition. HA nano-rods (40−60 nm × 20 nm) synthesised by hydrothermal method involving use an ammonium-based dispersing agent (Darvan 821-A) fully characterised. The homogeneous dispersion...
Copper-containing bioactive glasses (Cu-MBGs) are attracting increasing interest as multifunctional agents for hard and soft tissue healing due to the ability of released copper ions stimulate osteogenesis well angiogenesis impart anti-bacterial properties. The conjugation these nanomaterials with a vehicle phase based on thermosensitive hydrogels represents an effective strategy design non-invasive injectable devices in situ delivery therapeutic from MBGs. In this contribution,...
Abstract Gallium oxide nanorods with unprecedented small dimensions (20–80 nm length and 3–5 width) were prepared using a novel, template‐free synthesis method. This nanomaterial is an excellent heterogeneous catalyst for the sustainable epoxidation of alkenes H 2 O , rivaling industrial benchmark microporous titanosilicate TS‐1 linear being much superior bulkier substrates. A thorough characterization study elucidated correlation between physicochemical properties gallium their catalytic...
We report a new, straightforward and inexpensive sol-gel route to prepare boehmite nanorods [γ-AlO(OH)-NR] with an average length of 23 nm ± 3 nm, diameter 2 0.3 high specific surface area 448 m2/g, as evidenced by TEM N2-physisorption, respectively. The was converted γ-alumina preserved nanorod morphology (γ-Al2O3-NR) upon calcination either at 400 or 600 °C. These nanostructured materials are active selective heterogeneous catalysts for the epoxidation alkenes environmentally friendly...
Rare earth elements (REEs) and their compounds are essential for rapidly developing modern technologies. These materials especially critical in the area of green/sustainable energy; however, only very high-purity fractions appropriate these applications. Yet, achieving efficient REE separation purification an economically environmentally effective way remains a challenge. Moreover, current extraction technologies often generate large amounts undesirable wastes. In that perspective,...
Bone-tissue regeneration induced by biomimetic bioactive materials is the most promising approach alternative to clinical ones used treat bone loss caused trauma or diseases such as osteoporosis. The goal design nanostructured constructs able reproduce physiological environment: By mimicking natural features of tissue, cell behavior during process may be addressed. At present, 3D-printing technologies are only techniques complex structures avoiding constraints final shape and porosity....
The physiological wound healing process involves a cascade of events which could be affected by several factors resulting in chronic, non-healing wounds. latter represent great burden especially when bacterial biofilms are formed. rise antibiotic resistance amongst infectious microorganisms leads to the need novel approaches treat this clinical issue. In context, use advanced biomaterials, can enhance expression and secretion growth involved process, is gaining increasing attention as robust...
Nowadays, there is an ever-increasing interest in the development of systems able to guide and influence cell activities for bone regeneration. In this context, we have explored first time combination type-I collagen superparamagnetic iron oxide nanoparticles (SPIONs) design magnetic biocompatible electrospun scaffolds. For purpose, SPIONs with a size 12 nm were obtained by thermal decomposition transferred aqueous medium via ligand exchange dimercaptosuccinic acid (DMSA). The subsequently...
This study explored the selective recovery of Co, La, and Sr from end-of-life solid oxide cells (SOCs) using ultrasound-assisted leaching in HCl. HCl concentration (1, 5, 10 M) solid-to-liquid ratio (S/L, 100 200 g/L) were varied to optimize efficiency selectivity leaching. Then, they recovered as oxalates at pH 0.7, 1, 4. Using M an S/L g/L on ball-milled samples achieved 96–99% but led Ni impurities underneath layers. Thermal pre-treatment 800 °C decreased by 90% target metals’ 9%. Direct...
Two samples of SBA-15 mesoporous silica with a different content carboxylic groups (−COOH) were prepared by co-condensation route, using 4-(triethoxysilil)butyronitrile as the organosilane agent, then treating sulfuric acid, which removes template and simultaneously hydrolyses −CN to −COOH groups, shown IR spectroscopy. Both incorporation agents subsequent acid treatment do not affect ordered structure. The proton-donor ability well their accessibility reactants, has been studied in dosing...
Three samples of SBA-15 functionalised with -(CH(2))(3)COOH groups have been prepared by co-condensation, starting from solutions TEOS and 4-(triethoxysilyl)butyronitrile, acting as precursor, different molar compositions. Materials were characterised X-ray diffraction, nitrogen adsorption, FT-IR spectroscopy. The pK(a) the acidic capacity measured for all potentiometric titration. increases increasing amount -COOH precursor in synthesis mixture only up to 10% total alkoxysilane. value...