Zobrazeno 1 - 10
of 55
pro vyhledávání: '"E Ciomaga"'
Autor:
Roxana E. Stanculescu, Nadejda Horchidan, Carmen Galassi, Mihai Asandulesa, Leontin Padurariu, Cristina E. Ciomaga, Liliana Mitoseriu
Publikováno v:
Processing and Application of Ceramics, Vol 11, Iss 4, Pp 235-246 (2017)
3D Finite Element Method simulations were employed in order to describe tunability properties in anisotropic porous paraelectric structures. The simulations predicted that properties of a ceramic can be tailored by using various levels of porosity. P
Externí odkaz:
https://doaj.org/article/1fbf6d58c0bc4a598a83b2917899102a
Autor:
D Delample, R Lorblanches, N Molinari, B Benhalima, E Ciomaga, F Sanguignol, A Sabil, M Despeaux
Publikováno v:
01.01 - Clinical problems - no related to asthma or COPD.
Autor:
Aurelian Rotaru, Mirela Airimioaei, Vlad-Alexandru Lukacs, Maria Ignat, George Stoian, O. Condurache, Leontin Padurariu, Gabriel Caruntu, Liliana Mitoseriu, Cristina E. Ciomaga, L.P. Curecheriu
Publikováno v:
Ceramics International. 47:18105-18115
The preparation and properties of BaTiO3 nanostructured ceramics with porosity level in the range of percolation limit (33% and 37% porosity) produced by partial sintering of cubic nanoparticles are presented. Hydrothermally synthesized cuboid-like p
Akademický článek
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Publikováno v:
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 68:279-287
The phase formation and functional properties (dielectric, ferroelectric switching, and tunability) in ${x}$ BaGeO3–( $1- {x}$ )BaTiO3 ceramics with compositions ${x} =0$ , 0.01, 0.018, 0.1, 0.68, and 1, produced by solid-state reaction, are presen
Autor:
Liliana Mitoseriu, F. M. Tufescu, Nadejda Horchidan, Lavinia Curecheriu, Mirela Airimioaei, Florica Doroftei, Leontin Padurariu, Cristina E. Ciomaga
Publikováno v:
Journal of the European Ceramic Society. 40:1258-1268
BaSnxTi1-xO3 (x = 0, 0.05) ceramics with orthorhombic/tetragonal phases at room temperature were comparatively investigated to understand the role of phase composition on their functional properties. With respect to the values of BaTiO3, the switchin
Autor:
Liliana Mitoseriu, Lavinia Curecheriu, Vlad Alexandru Lukacs, Cristina E. Ciomaga, Nadejda Horchidan, Cipriana Cioclea, Roxana Stanculescu
Publikováno v:
Ceramics International. 46:523-530
The present paper reports the dependence of structural and functional properties on the porosity level with values down to 50% in BaTiO3 ceramics. Micro-porosity (pore size below 15 μm) with (0–3) connectivity has been produced by using dried poll
Autor:
Liliana Mitoseriu, Marian Grigoras, Mihai Asandulesa, Alexandra Guzu, Nicoleta Lupu, Cristina E. Ciomaga, Vlad Alexandru Lukacs, George Stoian, O. G. Avadanei, Lavinia Curecheriu, Mirela Airimioaei
Publikováno v:
Ceramics International. 45:24168-24175
Di-phase 0.66BaTiO3–0.33Co0.8Zn0.2Fe2O4 ceramic composites with randomly mixed phases have been obtained by conventional sintering method (CM) and Spark Plasma Sintering (SPS). The impact of sintering method on the structural, microstructural and f
Autor:
Liliana Mitoseriu, Cristina E. Ciomaga, Lavinia Curecheriu, Marian Grigoras, Mihai Asandulesa, Alexandra Guzu, Leontin Padurariu, Felicia Gheorghiu, George Stoian, Ioan Dumitru, Nicoleta Lupu, Mirela Airimioaei
Publikováno v:
Journal of Alloys and Compounds. 796:55-64
Di-phase ferroelectric-ferrite composites with the same composition close to the percolation limit (0.66BaTiO3-0.33CoFe2O4) and with different phase arrangements (randomly mixed phases and tri-layer structures) have been consolidated by using spark p
Autor:
Marian Grigoras, Liliana Mitoseriu, Ina Turcan, Juras Banys, Mirela Airimioaei, Nicoleta Lupu, Alexandru V. Lukacs, Sorin Tascu, Cristina E. Ciomaga
Publikováno v:
Journal of Alloys and Compounds. 775:90-99
The structural, microstructural, electrical and magnetic characteristics of CoFe2O4-PbTiO3 composite ceramics with various amounts of magnetic phase are reported. The magnetization as a function of magnetic field and temperature showed a “dilution