Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Marian Grigoraș"'
Autor:
Mihaela Lostun, Marian Grigoraș, Luiza C. Budeanu, Tiberiu Roman, Gabriela Buema, Gabriel Ababei, George Stoian, Nicoleta Lupu
Publikováno v:
Crystals, Vol 14, Iss 6, p 517 (2024)
Misch Metal (MM)-Fe-B magnets are proposed to develop permanent magnets with a high performance/cost ratio and to balance the disproportionate use of rare earth (RE) resources. To improve the magnetic performance of (MM)-Fe-B ribbons precursors of ma
Externí odkaz:
https://doaj.org/article/c50e2a78c8f64b1aa52aaf824b46d8bd
Publikováno v:
Nanomaterials, Vol 12, Iss 14, p 2342 (2022)
A sudden increase in storage modulus (ΔE′) was repeatedly recorded during the heating of powder metallurgy (PM) 66Fe-14Mn-6Si-9Cr-5Ni (mass. %) shape memory alloy specimens subjected to dynamic mechanical analysis (DMA), under constant applied str
Externí odkaz:
https://doaj.org/article/bdf541e04a2f460c92a187dbdb956c10
Autor:
Dumitru Daniel Herea, Camelia-Mihaela Zară-Dănceanu, Luminița Lăbușcă, Anca-Emanuela Minuti, Cristina Stavilă, Gabriel Ababei, Mihai Tibu, Marian Grigoraș, Mihaela Lostun, George Stoian, Oana-Georgiana Dragoș-Pînzaru, Gabriela Buema, Horia Chiriac, Nicoleta Lupu
Publikováno v:
Coatings
Volume 13
Issue 2
Pages: 406
Volume 13
Issue 2
Pages: 406
Currently, various methods based on magnetic nanoparticles are being considered for the treatment of cancer. Among these, magnetic hyperthermia and magneto-mechanical actuation are the most tested physical methods that have shown promising results wh
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4f714f0c217eefc70dc93247567c6ed8
Akademický článek
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Autor:
Marian Grigoraș, Nicanor Cimpoesu, Raluca-Ștefania Dănilă, Daniel Gherca, Adrian-Iulian Borhan, George Stoian, Nicoleta Lupu, Ioana Radu, Bogdan Istrate, Ina Turcan, Tiberiu Roman, Aurel Pui
Publikováno v:
Ceramics International. 47:18177-18187
Quaternary Ni1-xCuxFe2-yCeyO4 complex nano-ferrites system with different cerium content ratio and copper substitution degree were synthesized via co-precipitation wet chemical technique. The newly obtained nanoparticles, with general formula Ni1-xCu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b67fda0b6c26e831c0eac0c65e6ddb57
https://doi.org/10.1016/j.ceramint.2021.03.136
https://doi.org/10.1016/j.ceramint.2021.03.136
Autor:
Marian Grigoras, Mihaela Lostun, Gabriel Ababei, Marieta Porcescu, George Stoian, Nicoleta Lupu
Publikováno v:
Metals, Vol 14, Iss 1, p 8 (2023)
In order to develop mischmetal-based permanent magnets with a high performance/cost ratio, Si addition was employed to enhance the magnetic performance of the MM16Fe76-xCo2SixB6 (x = 0–1.5%) ribbons. The ribbons were manufactured by a melt-spinning
Externí odkaz:
https://doaj.org/article/f520d914eb93487592da6b786df36016
Autor:
Marian Grigoras, Mihaela Lostun, Marieta Porcescu, George Stoian, Gabriel Ababei, Nicoleta Lupu
Publikováno v:
Crystals, Vol 13, Iss 11, p 1578 (2023)
The iron nitride materials, especially α″-Fe16N2, are considered one of the most promising candidates for future rare-earth-free magnets. However, the mass production of α″-Fe16N2 powders as a raw material for permanent magnets is still challen
Externí odkaz:
https://doaj.org/article/5a13b100c3f54accb383e52f3223e74c
Autor:
Marian Grigoras, Mihaela Lostun, George Stoian, Gabriel Ababei, Marieta Porcescu, Nicoleta Lupu
Publikováno v:
Applied Sciences, Vol 13, Iss 20, p 11529 (2023)
α″-Fe16N2 materials are of increasing interest for their applications in products such as rare earth-free permanent magnets. The lack of a method of mass production for powders as raw materials delays the preparation of such magnets. Through emplo
Externí odkaz:
https://doaj.org/article/91e8d2726f1c43a0a014744b3f564f2d
Autor:
Helmina Ardeleanu, Gabriel Ababei, Marian Grigoras, Laura Ursu, Nicoleta Melniciuc-Puica, Iordana Astefanoaei, Daniela Pricop, Nicoleta Lupu, Dorina Creanga
Publikováno v:
Crystals, Vol 13, Iss 7, p 1058 (2023)
Among the modern oncological therapies, one of the most promising is based on tumor hyperthermia with magnetic nanoparticles resulting from the crystallization of iron and cobalt oxides. We synthesized core–shell magnetic nanoparticles of perchlora
Externí odkaz:
https://doaj.org/article/9ad840b4350c4adf80b3b28374cde0da
Autor:
George-Theodor Stiubianu, Adrian Bele, Marian Grigoras, Codrin Tugui, Bianca-Iulia Ciubotaru, Mirela-Fernanda Zaltariov, Firuța Borza, Leandru-Gheorghe Bujoreanu, Maria Cazacu
Publikováno v:
Batteries, Vol 8, Iss 8, p 95 (2022)
Hexagonal boron nitride (hBN) has been incorporated, as an active filler, in a customized silicone matrix to obtain high thermal conductivity composites, maintaining high flexibility and low dielectric permittivity, which are of interest for heat dis
Externí odkaz:
https://doaj.org/article/2c1acf36cece4ae093014430131150f9