Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Petrica ALEXANDRU"'
Autor:
Traian Florian IONESCU, Dionis GUGLEA, Constantin GEORGESCU, Petrica ALEXANDRU, Lorena DELEANU
Publikováno v:
Proceedings on Engineering Sciences, Vol 1, Iss 1, Pp 15-23 (2019)
This paper presents the influence of ZnO as additive in refined rapeseed oil in a mass concentration of 1%wt on the tribological parameters. Tests are done on a four-ball machine from the laboratory LubriTest, at "Dunarea de Jos" University of Galati
Externí odkaz:
https://doaj.org/article/9053f5ae64d24c79aa8cdd477ca73e6a
Autor:
Gheorghe Gurau, Carmela Gurau, Francisco Manuel Braz Fernandes, Petrica Alexandru, Vedamanickam Sampath, Mihaela Marin, Bogdan Mihai Galbinasu
Publikováno v:
Metals, Vol 10, Iss 12, p 1629 (2020)
It is generally accepted that severe plastic deformation (SPD) has the ability to produce ultrafinegrained (UFG) and nanocrystalline materials in bulk. Recent developments in high pressure torsion (HPT) processes have led to the production of bimetal
Externí odkaz:
https://doaj.org/article/55340b93a0cb4bac937ee9b8c0c271fe
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 34, Iss 3 (2011)
In this paper is presented the morphology of nickel metal layers, nickel matrix composite and particles dispersed phase, obtained by electrodeposition on steel base, using nickel sulphate as electrolyte. Nickel anodes used were of 99.9% purity. Exper
Externí odkaz:
https://doaj.org/article/117fdba0607b4cd78f1f3562ca4a362b
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 34, Iss 1 (2011)
The resistance to abrasive wear of composite materials obtained using electrodepositing in nickel and copper matrix was studied. The samples containing composite layers of graphite in copper matrix, titan dioxide and zirconium dioxide in nickel matri
Externí odkaz:
https://doaj.org/article/eb3275d12c514085bbf72af52e93c9f3
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 31, Iss 2 (2008)
The paper shows the results of the researches concerning the equation of deformation behavior of low carbon steel. The behavior law is established starting from the experimental torsion moment. The composed constitutive law had very good experimental
Externí odkaz:
https://doaj.org/article/6dcd033068d04e39ac665c8d4b3c4ff4
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 31, Iss 1 (2008)
The paper shows the results of the researches meant to establish the equation of deformation behavior of low carbon steel. The behavior law is established by the experimental way, using the torsion test method. The composed constitutive law had very
Externí odkaz:
https://doaj.org/article/8cf39efdd8b4483bb9cc8f34774a3864
Publikováno v:
The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, Vol 29, Iss 2 (2006)
The paper presents the influence of the quantity of discontinuous reinforced threads on the mechanical characteristics of some samples obtained through deformation from composite material with metallic matrix. As a raw material for obtaining the matr
Externí odkaz:
https://doaj.org/article/bb930dabb9a544d1b7746101b61d2625
Autor:
PETRICA, Alexandru-Valentin
Publikováno v:
Journal of Marine Technology & Environment; 2024, Vol. 1, p39-42, 4p
Publikováno v:
Materiale Plastice. 59:1-7
Despite important progress in the field of the thin flexible transistor (TFT)-based electronics, a major challenge still exist for organic TFTs to decrease the operating voltage, which is related to the properties of the dielectric and semiconductor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25fd427e310c1926560515ee04f5cf29
https://doi.org/10.37358/mp.22.1.5554
https://doi.org/10.37358/mp.22.1.5554
Autor:
Gelber, Pablo Eduardo, Petrica, Alexandru Mihai, Isart, Anna, Mari-Molina, Raquel, Monllau, Juan Carlos
Publikováno v:
In The Knee October 2015 22(5):389-394