Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Alessandra Varone"'
Autor:
Andrea Di Schino, Roberto Montanari, Mirko Sgambetterra, Giulia Stornelli, Alessandra Varone, Guido Zucca
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 8406-8424 (2023)
Additive manufacturing technology represents a valid alternative for the production of ferromagnetic components in Si steels (FeSi) with high Si content. In this work the effect of heat treatments on microstructural evolution of two steels with stand
Externí odkaz:
https://doaj.org/article/e56b8bd59fee4240809a5e8e9fd5373e
Autor:
Ivan Vito Ferrari, Giulia Giuntoli, Anissa Pisani, Aida Cavallo, Paola Mazzetti, Rossella Fonnesu, Alfredo Rosellini, Mauro Pistello, Tamer Al Kayal, Antonino Cataldo, Roberto Montanari, Alessandra Varone, Micaela Castellino, Simonetta Antonaroli, Giorgio Soldani, Paola Losi
Publikováno v:
Heliyon, Vol 10, Iss 1, Pp e23196- (2024)
Face masks can filter droplets containing viruses and bacteria minimizing the transmission and spread of respiratory pathogens but are also an indirect source of microbes transmission.A novel antibacterial and antiviral Ag-coated polypropylene surgic
Externí odkaz:
https://doaj.org/article/2b457240858442e18f4d0459b42114c5
Publikováno v:
European Journal of Materials, Vol 3, Iss 1 (2023)
Porous materials are playing an increasingly relevant role in several fields and industrial sectors with structural and functional applications. Their properties critically depend on the relative density and pore morphology thus it is of great import
Externí odkaz:
https://doaj.org/article/d1229057ad844c11aadbec377885f69d
Publikováno v:
Materials, Vol 17, Iss 1, p 255 (2024)
The mechanical properties of a defect-free laser melting (PBF-LB) deposit of an AISI 316L steel alloy were assessed by means of an instrumented indentation test (IIT), at both the macro- and nano-scales. The inherent non-equilibrium microstructure of
Externí odkaz:
https://doaj.org/article/81529b1dceee49ef9a8bbf92d7769416
Autor:
Giuseppe Barbieri, Francesco Cognini, Chiara de Crescenzo, Alessandra Fava, Massimo Moncada, Roberto Montanari, Maria Richetta, Alessandra Varone
Publikováno v:
Metals, Vol 14, Iss 1, p 124 (2024)
Ni-base superalloys are employed to produce parts of aeronautic engines, space vehicles and power plants. During the production process or lifetime of components, cracks may occur which affect their performance. Reliable repairs can be carried out th
Externí odkaz:
https://doaj.org/article/170cd4f7e70e4e6892d8a96384a5b371
Autor:
Ekaterina Pakhomova, Alessandra Varone, Alessio Mezzi, Alessandra Fava, Cristina Manis, Francesco Loy, Alessandra Palombi, Giacomo Cao
Publikováno v:
Crystals, Vol 13, Iss 12, p 1692 (2023)
The aim of the research campaign was to simulate in vitro the typical conditions for the corrosion in biofluid of a femoral bone implant manufactured with AZ31 alloy. The samples were immersed in biofluid (alpha-MEM) for time intervals of up to 56 da
Externí odkaz:
https://doaj.org/article/f4b7478140d14abba4a627e2088448f0
Publikováno v:
Metals, Vol 13, Iss 4, p 716 (2023)
In aeronautics, additive manufacturing (AM) leads to specific benefits, mainly connected to topological optimization for weight reduction, the decrease in “buy-to-fly” ratio, and the operations of maintenance, repair, and overhaul. Al alloys proc
Externí odkaz:
https://doaj.org/article/e9434b6180f642509f3917a333723ff7
Autor:
Marcello Cabibbo, Alessandra Fava, Roberto Montanari, Ekaterina Pakhomova, Chiara Paoletti, Maria Richetta, Alessandra Varone
Publikováno v:
Applied Sciences, Vol 12, Iss 4, p 1822 (2022)
In this work a W coating was deposited through PS in Ar-H2 atmosphere on a substrate of CuCrZr with an interlayer consisting of gradually changing fractions of Cu and W. The W coating and the interlayer showed good adhesion and no cracks were observe
Externí odkaz:
https://doaj.org/article/dd64125ea5da47c0b3a6d7e85147b13c
Autor:
Giulia Stornelli, Andrea Di Schino, Silvia Mancini, Roberto Montanari, Claudio Testani, Alessandra Varone
Publikováno v:
Applied Sciences, Vol 11, Iss 22, p 10598 (2021)
EUROFER97 steel plates for nuclear fusion applications are usually manufactured by hot rolling and subsequent heat treatments: (1) austenitization at 980 °C for 30 min, (2) rapid cooling and (3) tempering at 760 °C for 90 min. An extended experimen
Externí odkaz:
https://doaj.org/article/e8f3e8d6b5944b35b3584fda58e0e5c2
Autor:
Roberto Montanari, Alessandra Varone
Publikováno v:
Materials, Vol 14, Iss 7, p 1742 (2021)
FIMEC (flat-top cylinder indenter for mechanical characterisation) is an instrumented indentation test employing a cylindrical punch. It has been used to determine the mechanical properties of metallic materials in several applications of industrial
Externí odkaz:
https://doaj.org/article/ebfdef35507743d7aaa0a31c4c46a0b4