Zobrazeno 1 - 10
of 27
pro vyhledávání: '"T. Merodiiska"'
Autor:
Ivan Nedkov, L. Slavov, I. Markova-Deneva, T. Merodiiska, Ch. Gelev, Robert Vandenberghe, Miroslav Abrashev
Publikováno v:
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS
Raman spectroscopy is used to investigate magnetite nanoparticles dispersed in two types of b- cyclodextrin suspensions. An approach is presented for characterization of the magnetic core in liquid surrounding at room temperature and atmospheric pres
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ebb4202f13966413b3b180793c286e51
https://doi.org/10.1016/j.jmmm.2010.01.005
https://doi.org/10.1016/j.jmmm.2010.01.005
Autor:
T Merodiiska, M Gougeon, P Lukanov, Ivan Nedkov, Robert Vandenberghe, L. Slavov, Ph. Tailhades
Publikováno v:
Journal of Nanoparticle Research. 10:877-880
Ferrofluids based on two types of hybrid particles Fe3O4/β-cyclodextrin were prepared: Using monodomain (below 60 nm) magnetite nanoparticles with (A) non-superparamagnetic (non-SPM) behaviour and (B) with superparamagnetic (SPM) behaviour. We found
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6dd0dd1f263f38c74db5e48d33dc8c0d
https://doi.org/10.1007/s11051-007-9311-x
https://doi.org/10.1007/s11051-007-9311-x
Autor:
Ivalina Avramova, Ivan Nedkov, P Thailhades, T Merodiiska, Robert Vandenberghe, Tsvetana Marinova
Publikováno v:
Applied Surface Science. 253:2589-2596
The aim of the present work is to compare the structural, the composition and chemical state of the surface and magnetic properties of different nanosized CuFe 2 O 4 powders exhibiting collective Jahn–Teller effect. The samples under examination co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::28eb3fcc2c7e455052c2bcab1c328875
https://doi.org/10.1016/j.apsusc.2006.05.049
https://doi.org/10.1016/j.apsusc.2006.05.049
Publikováno v:
Journal of Magnetism and Magnetic Materials. 300:358-367
The aim of the work was to investigate the influence of the co-precipitation processes on the magnetic properties, the shape and the surface oxidation of nano-sized magnetite particles. The literature data on the process chemistry are inconsistent. O
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4b164f39c3ea2ce68fbb77f3fed6cf8a
https://doi.org/10.1016/j.jmmm.2005.05.020
https://doi.org/10.1016/j.jmmm.2005.05.020
Publikováno v:
Hyperfine Interactions. 165:267-271
Selected highly homogeneous powders of Fe3O4 with different particle size on the nanometer scale (10±2 and 3±2 nm) obtained by soft-chemical methods were studied by Mossbauer spectroscopy. The study shows clearly the powerful possibilities of Mossb
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bbe9b0f223435cad04e1696b2b23d770
https://doi.org/10.1007/s10751-006-9276-7
https://doi.org/10.1007/s10751-006-9276-7
Publikováno v:
physica status solidi (a). 201:1001-1010
The object of the work were spinel ferroxide nanoparticles of Fe3O4 and CuFe2O4 with Jahn-Teller octahedral distortion. The particles were obtained via a soft chemical process, with the particle size being up to 12 ± 5 nm for Fe3O4 and 6.5 ± 3.5 nm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2308c094073d161137323314b58d56f3
https://doi.org/10.1002/pssa.200306788
https://doi.org/10.1002/pssa.200306788
Publikováno v:
Journal of Magnetism and Magnetic Materials. 211:296-300
The present work proposes a modification of the ferrite plating method for synthesizing ferrite thin films from aqueous solutions at low temperatures about 97°C. Our approach combines spin-spray deposition from aqueous solutions at low temperature w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::eab23a4a8848f9808f9c34701cd13eee
https://doi.org/10.1016/s0304-8853(99)00750-7
https://doi.org/10.1016/s0304-8853(99)00750-7
Publikováno v:
ICAME 2005 ISBN: 9783540498483
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3fa6a31ad2019f9000d7afd997de1085
https://doi.org/10.1007/978-3-540-49850-6_39
https://doi.org/10.1007/978-3-540-49850-6_39
Autor:
Svetoslav Kolev, T. Merodiiska, Kiril Krezhov, Ivan Nedkov, E. Moraitakis, Jun Takada, D. Niarchos, Yoshihiro Kusano
Publikováno v:
Nanostructured Materials ISBN: 9783709173985
The object of investigation were the magnetic interactions in nanostructured Fe3O4 assemblies of two kinds (powder and film) where particles of similar size present nearly uniform domains in a close to planar arrangement with spacings sufficient for
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2da6f3a2b70bbf24e4c396559579672e
https://doi.org/10.1007/978-3-7091-6740-3_8
https://doi.org/10.1007/978-3-7091-6740-3_8
Publikováno v:
Magnetic Storage Systems Beyond 2000 ISBN: 9781402001185
Ferrospinel oxide powders were obtained by co-precipitation in alkaline medium of Fe3+ and Cu2+ cations from water solutions of chlorides of these elements. Two kinds of Cu-spinel powders were synthesized— cubic and tetragonal— depending on the C
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1e3367bc3f1eb2c634fae2dec4149399
https://doi.org/10.1007/978-94-010-0624-8_38
https://doi.org/10.1007/978-94-010-0624-8_38