Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Nora Lecis"'
Autor:
Francesco Bertolini, Marco Mariani, Elisa Mercadelli, Carlo Baldisserri, Carmen Galassi, Claudio Capiani, Raffaele Ardito, Nora Lecis
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4597-4606 (2024)
Binder Jetting (BJT) is a non-fusion-based Additive Manufacturing (AM) technique. It consists of the selective deposition of a liquid binder to join powder particles, thereby enabling the creation of near-net-shaped parts.In this study, the main prin
Externí odkaz:
https://doaj.org/article/66f6ce5e6c004a0d8cb1fb23965fe4e1
Friction and wear performance of polyether ether ketone (PEEK) polymers in three lubrication regimes
Autor:
Davide Massocchi, Nora Lecis, Marco Lattuada, Davide Scaglia, Steven Chatterton, Paolo Pennacchi
Publikováno v:
Friction, Vol 12, Iss 4, Pp 670-682 (2024)
Abstract This experimental study investigates the friction and wear of three coatings commonly used in industrial applications, particularly in hydrodynamic bearings. The three materials under investigation were Babbitt, polyether ether ketone (PEEK)
Externí odkaz:
https://doaj.org/article/6ca16575bb324ff98584635829a6a7e4
Autor:
Marco Freschi, Matteo Di Virgilio, Luca Andena, Marco Mariani, Oskari Haiko, Jukka Kömi, Nora Lecis, Giovanni Dotelli
Publikováno v:
Next Materials, Vol 2, Iss , Pp 100083- (2024)
Ball milling is a fundamental step of powder metallurgy widely employed for composite manufacturing. This work focuses on the influence of ball milling time on the morphological, electrical, and tribological properties of self-lubricating copper-tung
Externí odkaz:
https://doaj.org/article/1af297b06e504c2d99785ac50510b69f
Autor:
Ivan Goncharov, Marco Mariani, Gian Pietro De Gaudenzi, Anatoliy Popovich, Nora Lecis, Maurizio Vedani
Publikováno v:
Metals, Vol 14, Iss 1, p 132 (2024)
This study investigates the influence of different sinter-HIP temperatures and binder saturation levels on the microstructure and properties of WC–12Co cemented carbide, produced using binder jetting. The sinter-HIP process was performed at 1400 °
Externí odkaz:
https://doaj.org/article/a9ede344cca140e8b094350f425d95d0
Publikováno v:
European Journal of Materials, Vol 2, Iss 1, Pp 365-380 (2022)
Hardmetals are materials employed to produce cutting and forming tools as well as wear resistant parts. Standard powder metallurgy suffers limitations in the manufacturing of shapes required by application-oriented design. Therefore, there is interes
Externí odkaz:
https://doaj.org/article/9fc314aa57e54bcd8e677e84d1f2738a
Publikováno v:
Energies, Vol 16, Iss 17, p 6409 (2023)
Solid-state energy conversion has been established as one of the most promising solutions to address the issues related to conventional energy generation. Thermoelectric materials allow direct energy conversion without moving parts and being deprived
Externí odkaz:
https://doaj.org/article/8555dfddf9ba4a09aa4bb771d0ff1819
Autor:
Marco Mariani, Guillermo Frias Blanco, Elisa Mercadelli, Antonio Javier Sánchez-Herencia, Carmen Galassi, Nora Lecis, Begoña Ferrari
Publikováno v:
Open Ceramics, Vol 12, Iss , Pp 100307- (2022)
Our work describes an optimised procedure for granulating nanometric and fine micrometric particles by spray-drying to achieve ready-to-print α-Al2O3 powders. The study started by identifying raw materials suited for the process through complete cha
Externí odkaz:
https://doaj.org/article/01c5214d26e24311ba44c7433604fe58
Autor:
Marco Mariani, Elisa Mercadelli, Laura Cangini, Carlo Baldisserri, Carmen Galassi, Claudio Capiani, Nora Lecis
Publikováno v:
Crystals, Vol 13, Iss 6, p 883 (2023)
Binder jetting is an emerging indirect additive manufacturing technique for ceramic materials, which could be employed to produce application-oriented designed components impossible to achieve with traditional processes and featuring enhanced perform
Externí odkaz:
https://doaj.org/article/db4b4c6b8f8b4311b69e88dcfd9ecb80
Autor:
Marco Freschi, Lara Dragoni, Marco Mariani, Oskari Haiko, Jukka Kömi, Nora Lecis, Giovanni Dotelli
Publikováno v:
Lubricants, Vol 11, Iss 2, p 66 (2023)
Metal matrix self-lubricating composites exhibit outstanding performance in various environments, reaching the required properties by modifying the reinforcement–matrix ratio and the production method. The present research investigated the effects
Externí odkaz:
https://doaj.org/article/63714d71182e4d5982848b0d2079eae0
Publikováno v:
Metals, Vol 12, Iss 3, p 430 (2022)
Binder jetting (BJ) has demonstrated high competitiveness among additive manufacturing processes on account of its high production rate at a low material cost. However, both the design procedure and the process for BJ have to be further developed, ai
Externí odkaz:
https://doaj.org/article/dfe1a39bf2ed47de983b2fc764f893e8