Influence of Powder Characteristics on Formation of Porosity in Additive Manufacturing of Ti-6Al-4V Components

Autor: Mariacira Liberini, Ivano Colonna, Antonello Astarita, Daniela Mistretta, Maurizio Iebba, Stefania Franchitti, Rosario Borrelli, Fabio Scherillo, Carmine Pirozzi, Antonino Squillace

Publikováno v: Journal of Materials Engineering and Performance. 26:4138-4147

This paper aims to study the genesis of defects in titanium components made through two different additive manufacturing technologies: selective laser melting and electron beam melting. In particular, we focussed on the influence of the powders used

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6e61ce341be62c1653d9ee8cfcc5d568
https://doi.org/10.1007/s11665-017-2796-2

Selection of Optimal Process Parameters for Wire Arc Additive Manufacturing

Autor: Filippo Montevecchi, Antonio Scippa, Giuseppe Venturini, Massimo Durante, Antonello Astarita, Mariacira Liberini, Fabrizio Memola Capece Minutolo, Luca Boccarusso, Gianni Campatelli, Antonino Squillace

Publikováno v: Procedia CIRP. 62:470-474

This paper is about the optimal selection of process parameters for Wire Arc Additive Manufacturing technology, an emerging solution for additive production of metal parts. In particular, the selection of the process parameters is based on the evolut

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6749491472dc59654aa1b3bcdaf9c81f
https://doi.org/10.1016/j.procir.2016.06.124

On the Investigation of the Portevin-Le Chatelier Effect in the Rolling of AA 5083

Autor: Ciro Sinagra, Antonello Astarita, Mariacira Liberini, Antonino Squillace, Carla Velotti

Publikováno v: Key Engineering Materials. 710:175-180

The aim of this paper is to investigate about the Portevin-Le Chatelier Effect (PLC) on a AA 5083 sheet. In order to study the minimizing of the PLC effect, three different rolling cyles have been carried out and an experimental campaign on the three

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6bf0ae14bc7831ccf144d5f773210940
https://doi.org/10.4028/www.scientific.net/kem.710.175

Flame Synthesis and Characterization of TiO2 Particles for the Production of Nanostructured Coatings

Autor: Patrizia Minutolo, G. De Falco, Antonino Squillace, Mariacira Liberini, Andrea D’Anna, A. El Hassanin, Mario Commodo

Publikováno v: VI International Workshop on Oxide-based Materials, Napoli-Italy, 21-24/11/2016
info:cnr-pdr/source/autori:G. De Falco, A. El Hassanin, M. Liberini, M. Commodo, P. Minutolo, A. Squillace and A. D'Anna/congresso_nome:VI International Workshop on Oxide-based Materials/congresso_luogo:Napoli-Italy/congresso_data:21-24%2F11%2F2016/anno:2016/pagina_da:/pagina_a:/intervallo_pagine
Advanced science letters
23 (2017): 6020–6022. doi:10.1166/asl.2017.9097
info:cnr-pdr/source/autori:De Falco, G.; El Hassanin, A.; Liberini, M.; Commodo, M.; Minutolo, P.; Squillace, A.; D'Anna, A./titolo:Flame synthesis and characterization of TiO2<%2Finf> particles for the production of nanostructured coatings/doi:10.1166%2Fasl.2017.9097/rivista:Advanced science letters (Print)/anno:2017/pagina_da:6020/pagina_a:6022/intervallo_pagine:6020–6022/volume:23

This work reports a one-step method for the production of TiO2 nanoparticle coatings on aluminum alloys substrates. 5 nm diameter anatase nanoparticles have been synthesized by means of an Aerosol Flame Synthesis (AFS) system. A deposition system, co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b93d5888e99c825a21d1c6bb240042ed
http://www.cnr.it/prodotto/i/361587

Nano-TiO2 coatings on aluminum surfaces by aerosol flame synthesis

Autor: Mario Commodo, Patrizia Minutolo, Gianluigi De Falco, Fabio Scherillo, Antonello Astarita, Andrea D’Anna, Mariacira Liberini, Antonino Squillace

Publikováno v: Thin solid films
609 (2016): 53–61. doi:10.1016/j.tsf.2016.04.025
info:cnr-pdr/source/autori:Liberini M.; De Falco G.; Scherillo F.; Astarita A.; Commodo M.; Minutolo P.; D'Anna A.; Squillace A./titolo:Nano-TiO2 coatings on aluminum surfaces by aerosol flame synthesis/doi:10.1016%2Fj.tsf.2016.04.025/rivista:Thin solid films (Print)/anno:2016/pagina_da:53/pagina_a:61/intervallo_pagine:53–61/volume:609

Aluminum alloys are widely used in the aeronautic industry for their high mechanical properties; however, because they are very sensitive to corrosion, surface treatments are often required. TiO 2 has excellent resistance to oxidation and it is often

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::55e282aa121794ecf243bd9b30673168
http://hdl.handle.net/11588/643503