Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Nicoleta Zărnescu-Ivan"'
Autor:
Vasile Dănuț Cojocaru, Alexandru Dan, Nicolae Șerban, Elisabeta Mirela Cojocaru, Nicoleta Zărnescu-Ivan, Bogdan Mihai Gălbinașu
Publikováno v:
Materials, Vol 17, Iss 10, p 2312 (2024)
The primary focus of the current paper centers on the microstructures and mechanical properties exhibited by a Ti-30Nb-12Zr-5Ta-2Sn-1.25Fe (wt. %) (TNZTSF) alloy that has been produced through an intricate synthesis process comprising cold-crucible i
Externí odkaz:
https://doaj.org/article/000a355f75324a15837f10976cd049a3
Autor:
Vasile Dănuț Cojocaru, Nicolae Șerban, Elisabeta Mirela Cojocaru, Nicoleta Zărnescu-Ivan, Bogdan Mihai Gălbinașu
Publikováno v:
Materials, Vol 17, Iss 4, p 864 (2024)
The study presented in this paper is focused on the effect of varying the solution treatment duration on both the microstructural and mechanical properties of a cold-deformed by rolling Ti-30Nb-12Zr-5Ta-2Sn-1.25Fe (wt.%) alloy, referred to as TNZTSF.
Externí odkaz:
https://doaj.org/article/da5c4d5c60b74d82ae133c491a9f3e80
Autor:
Doina Răducanu, Anna Nocivin, Vasile Dănuț Cojocaru, Nicolae Șerban, Nicoleta Zărnescu-Ivan, Raluca Elena Irimescu, Bogdan Mihai Gălbinașu
Publikováno v:
Materials, Vol 16, Iss 8, p 3208 (2023)
The microstructural characteristic evolution was investigated during thermomechanical processing of Ti-29Nb-9Ta-10Zr (wt %) alloy, which consisted of, in a first stage, in a Multi-Pass Rolling with increasing thickness reduction of 20%, 40%, 60%, 80%
Externí odkaz:
https://doaj.org/article/61ab0d0c948040ad8718f93d419d5fb0
Autor:
Ciprian Neagoe, Ioan Albert Tudor, Cristina Florentina Ciobota, Cristian Bogdanescu, Paul Stanciu, Nicoleta Zărnescu-Ivan, Radu Robert Piticescu, Maria Dolores Romero-Sanchez
Publikováno v:
Applied Sciences, Vol 11, Iss 13, p 6234 (2021)
Microencapsulation of sodium nitrate (NaNO3) as phase change material for high temperature thermal energy storage aims to reduce costs related to metal corrosion in storage tanks. The goal of this work was to test in a prototype thermal energy storag
Externí odkaz:
https://doaj.org/article/fecd1cbfc19d4d0797ec9937e725c149
Autor:
Alexandru Dan, Mariana Lucia Angelescu, Nicolae Serban, Elisabeta Mirela Cojocaru, Nicoleta Zarnescu-Ivan, Vasile Danut Cojocaru, Bogdan Mihai Galbinasu
Publikováno v:
Materials, Vol 15, Iss 10, p 3580 (2022)
In this study, a Ti-32.9Nb-4.2Zr-7.5Ta (wt%) titanium alloy was produced by melting in a cold crucible induction in a levitation furnace, and then deforming by cold rolling, with progressive deformation degrees (thickness reduction), from 15% to 60%,
Externí odkaz:
https://doaj.org/article/f29f85f7b826415e8a5dc64a4aee4aa8
Autor:
Mariana Lucia Angelescu, Alexandru Dan, Elena Ungureanu, Nicoleta Zarnescu-Ivan, Bogdan Mihai Galbinasu
Publikováno v:
Metals, Vol 12, Iss 2, p 248 (2022)
One of the most important requirements for a metallic biomaterial is the mechanical biocompatibility, which means excellent mechanical properties—high strength and fatigue strength, but low elastic modulus, to be mechanically harmonized with hard t
Externí odkaz:
https://doaj.org/article/ca2edbbcaba44f47b68db43dc50da27b
Autor:
Laura-Madalina Cursaru, Sorina Nicoleta Valsan, Maria-Eliza Puscasu, Ioan Albert Tudor, Nicoleta Zarnescu-Ivan, Bogdan Stefan Vasile, Roxana Mioara Piticescu
Publikováno v:
Materials, Vol 14, Iss 18, p 5330 (2021)
Recently, carbon nanotubes (CNTs) have been used extensively to develop new materials and devices due to their specific morphology and properties. The reinforcement of different metal oxides such as zinc oxide (ZnO) with CNT develops advanced multifu
Externí odkaz:
https://doaj.org/article/69175206bcbb434e8d78d18112d2787a