Federico Scaglione

Hybrid Nanoporous Gold–Cyclodextrin Nanosponge Platforms for Enhanced Model Contaminant Detection

Adrián Matencio, Federico Scaglione, Miriam Birolo, Alberto Rubin-Pedrazzo et autres

High Resolution Image Download MS PowerPoint Slide The development of hybrid materials combining functional polymers with nanostructured metals has gained significant attention for environmental and sensing applications. In this study, we present a proof-of-concept demonstration of the first-ever binding of a nanosponge …

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Optimization of Laser-Welded Cu-Al Joints for Electric Vehicle Battery Cases

R. Arnichand, Marco Boscolo, L. Butera, Federico Scaglione et autres

Abstract With the development of electric vehicles, research on materials linked to the handling of batteries has gained significant attention. Among these, copper-aluminum joints have emerged as a key solution for battery terminals, due to the need of high electrical conductivity, suitable …

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Advances in Dealloying of Ti and Ti-Based Alloys for Biomedical Applications

Kirti Tiwari, Deepti Raj, Paola Rizzi, Federico Scaglione

Dealloying technique has been used for centuries as an attractive method for producing porous surfaces by removing one or more undesirable elements from the surface. Since early 2000s, the technique has been further developed for understanding the dealloying mechanism and tailoring it …

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Investigation of hydrogen embrittlement of an API 5 L X52 pipeline through potentiostatic charging

Filippo Alberto Recanzone, Federico Scaglione, Flavio Catalano, Roberto Spotorno et autres

ABSTRACT The evolving global energy landscape, shaped by climate change and geopolitical challenges, accelerates the shift to renewable sources. Hydrogen is a promising energy carrier for retrofitting Europe’s gas pipeline infrastructure at low cost. However, the susceptibility of steel pipelines to hydrogen …

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Nanoporous Copper Films via Dynamic Hydrogen Bubbling: A Promising SERS Substrate for Sensitive Detection of Methylene Blue

Tayyaba Nооr, Stefano Zago, Andrea Giura, Gianluca Fiore et autres

Cu-based nanomaterials have received considerable attention as promising and cost-effective substrates for surface-enhanced Raman spectroscopy (SERS) applications despite their relatively low enhancement factor (EF) compared to noble metals like gold and silver. In this study, a fast and affordable synthesis route is …

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Cytocompatible and antibacterial efficacy of surface designed Ti40Cu40Zr11Fe3Sn3Ag3 amorphous alloy for potential biomedical applications

Kirti Tiwari, Andreu Blanquer, David Zermeño Pérez, Cristina Pavan et autres

Sustainable and cost-effective metastable white cast iron powder for the degradation of textile dyes

Tayyaba Nооr, Federico Scaglione, Ali Shaukat, Paola Rizzi

The textile industry is one of the main consumers of dyes. The treatment of wastewater containing dyes is a major challenge worldwide for a sustainable and environmental friendly goods production. Therefore, it is necessary to develop an effective method for removing the …

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Unraveling the dealloying mechanism of a Au33Fe67 metastable precursor for a low-cost nanoporous gold production

Deepti Raj, Gianluca Fiore, Federica Celegato, Marco Coïsson et autres

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Surface nanostructuring of Ti40Cu40Zr11Fe3Sn3Ag3 amorphous alloy by alkaline chemical treatment for potential use as a biocompatible material

Kirti Tiwari, Christine Joy Querebillo, Nora Fernández‐Navas, Marina Roshchina et autres

Amorphous alloys show potential as implant materials due to their superior mechanical properties and good corrosion resistance. However, the presence of toxic elements in the alloy composition can pose challenges, as they can react with the surrounding tissue, leading to inflammation and …

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Surface modification of Ti40Cu40Zr11Fe3Sn3Ag3 amorphous alloy for enhanced biocompatibility in implant applications

Kirti Tiwari, Andreu Blanquer, Cristina Pavan, Maura Tomatis et autres

This study focuses on the design of a new Ti based multicomponent amorphous alloy for the development of biocompatible implant materials with enhanced hemocompatibility and cytocompatibility. While this class of amorphous alloys has shown its potential for biomedical implant applications, there are …

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Porous metallic structures by dealloying amorphous alloys

Evelina Vassileva, Lyuben Mihaylov, Lyudmila Lyubenova, Tony G. Spassov et autres

This review presents existing results on the formation of porous metal structures by selective dissolution of metallic glasses. The compositions of the initial amorphous alloys, the conditions of chemical and electrochemical selective dissolution, the morphology and microstructure of the resulting porous structures, …

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Simulation of Corrosion Phenomena in Automotive Components: A Case Study

A. Ferrarotti, Elisa Vittoria Ghiggini, Riccardo Rocca, Matteo Dotoli et autres

Mathematical modelling and software simulation nowadays are very effective tools for both understanding and predicting corrosion processes and the protection of metallic components. COMSOL Multiphysics 5.6 software provides validated mathematical models that can be used, for a given geometry, as a tool …

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