Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Roxana Muntean"'
Autor:
Roxana Muntean, Petru-Cristian Vălean, Norbert Kazamer, Ion-Dragoș Uțu, Gabriela Mărginean, Viorel Aurel Șerban
Publikováno v:
Lubricants, Vol 11, Iss 9, p 363 (2023)
Ni-based alloys are among the materials of choice in developing high-quality coatings for ambient and high-temperature applications that require protection against intense wear and corrosion. The current study aims to develop and characterize NiCrBSi
Externí odkaz:
https://doaj.org/article/1d21b7d2ad304dc2bbb6f9f08ce184ef
Publikováno v:
Materials, Vol 16, Iss 14, p 5183 (2023)
Without proper post-processing (often using flame, furnace, laser remelting, and induction) or reinforcements’ addition, Ni-based flame-sprayed coatings generally manifest moderate adhesion to the substrate, high porosity, unmelted particles, undes
Externí odkaz:
https://doaj.org/article/96569497f55347fd9a9e7a11de43ffb1
Autor:
Roxana Muntean, Mihai Brîndușoiu, Dragoș Buzdugan, Nicoleta Sorina Nemeș, Andrea Kellenberger, Ion Dragoș Uțu
Publikováno v:
Materials, Vol 16, Iss 4, p 1410 (2023)
In order to modify the surface of light metals and alloys, plasma electrolytic oxidation (PEO) is a useful electrochemical technique. During the oxidation process, by applying a positive high voltage greater than the dielectric breakdown value of the
Externí odkaz:
https://doaj.org/article/e9ad3f81037d4641bd1dfd06bd107c63
Autor:
Roxana Muntean, Dragoș-Toader Pascal, Norbert Kazamer, Gabriela Mărginean, Viorel-Aurel Șerban
Publikováno v:
Materials, Vol 15, Iss 1, p 88 (2021)
The present study aimed to investigate the tribological behavior of high-temperature vacuum-brazed WC-Co-NiP functional coatings deposited on 16MnCr5 case hardening steel. Dry sliding wear resistance was evaluated using a non-conformal ball-on-disk a
Externí odkaz:
https://doaj.org/article/e7ab078d6ec3442d97a19175ab33de2b
Autor:
Norbert Kazamer, Roxana Muntean, Petru Cristian Vălean, Dragoș Toader Pascal, Gabriela Mărginean, Viorel-Aurel Șerban
Publikováno v:
Materials, Vol 14, Iss 12, p 3293 (2021)
The present study investigates the possibility to apply a vacuum furnace thermal post-treatment as an alternative solution for flame sprayed NiCrBSi wear and corrosion-resistant coatings, deposited on a low alloyed structural steel. The controlled at
Externí odkaz:
https://doaj.org/article/8cec47e3b0254d879deff6de32c26d11
Publikováno v:
Materials Today: Proceedings. 72:580-585
Publikováno v:
Materials Today: Proceedings. 72:554-559
Publikováno v:
Proceedings of the International Conference on Business Excellence. 16:1447-1455
This paper presents the result of a research of the literature regarding circular economy, green trends in marketing, green IoT and consumer experience. Green concept was the main driver to link current marketing strategies for a sustainable consumer
Autor:
G. Marginean, Roxana Muntean, R.A. Soporan, Viorel Aurel Şerban, S. Ambrus, D. T. Pascal, Norbert Kazamer, A.I. Dume
Publikováno v:
Materials Today: Proceedings. 45:4356-4363
Compared to conventional manufacturing technologies, the main advantage of Additive Manufacturing consists in the possibility of fabricating parts with very complex shapes, that can be individually tailored. The main goal of the present study was to
Autor:
Andrea Kellenberger, Nicoleta Sorina Nemes, Roxana Muntean, Dragos Buzdugan, Ion-Dragos Utu, Mihai Brindusoiu
Publikováno v:
Materials
Volume 16
Issue 4
Pages: 1410
Volume 16
Issue 4
Pages: 1410
In order to modify the surface of light metals and alloys, plasma electrolytic oxidation (PEO) is a useful electrochemical technique. During the oxidation process, by applying a positive high voltage greater than the dielectric breakdown value of the