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Characterization of Aggregate State of Polydisperse Ferrofluids: Some Aspects of Anisotropy Analysis of 2D SAXS in Magnetic Field Научная публикация

Общая информация Язык: Английский, Жанр: Статья (Full article),
Статус опубликования: Опубликована, Оригинальность: Оригинальная
Журнал Journal of Magnetism and Magnetic Materials
ISSN: 0304-8853
Вых. Данные Год: 2018, Том: 459, Страницы: 285-289 Страниц : 5 DOI: 10.1016/j.jmmm.2017.10.052
Ключевые слова FerrofluidsMagnetic fluidsSmall-angle scatteringDipole-dipole interactionDipolar fluidsAggregation
Авторы Veligzhanin A.A. 1 , Frey D.I. 2 , Shulenina A.V. 3,1 , Gruzinov A.Yu. 4 , Zubavichus Ya.V. 1 , Avdeev M.V. 5,3
Организации
1 National Research Centre ‘Kurchatov Institute’
2 Shirshov Institute of Oceanology RAS, Moscow, Russia
3 Faculty of Physics, Lomonosov Moscow State University, Moscow, Russia
4 EMBL, Hamburg c/o DESY, Hamburg, Germany
5 Joint Institute for Nuclear Research, Dubna, Moscow Reg., Russia

Реферат: 2D small-angle X-ray scattering (SAXS) patterns for dilute ferrofluids with different degree of particle interaction under external magnetic field are analyzed to obtain structural characteristics of aggregates formed by polydisperse particles. Classical ferrofluids based on organic low-polarity solvents (toluene, decalin) with dispersed nanoparticles of magnetite and cobalt coated with oleic acid and water-based ferrofluid with dispersed magnetite nanoparticles coated with double layer of sodium oleate, are studied. All systems show the Langevin type behavior regarding the orientation of the anisotropic aggregates in them with the saturation at a relatively weak magnetic field strength. The field-induced anisotropy in the SAXS patterns is considered in the frame of a simple approximation.
Библиографическая ссылка: Veligzhanin A.A. , Frey D.I. , Shulenina A.V. , Gruzinov A.Y. , Zubavichus Y.V. , Avdeev M.V.
Characterization of Aggregate State of Polydisperse Ferrofluids: Some Aspects of Anisotropy Analysis of 2D SAXS in Magnetic Field
Journal of Magnetism and Magnetic Materials. 2018. V.459. P.285-289. DOI: 10.1016/j.jmmm.2017.10.052 WOS Scopus РИНЦ
Даты:
Поступила в редакцию: 5 июл. 2017 г.
Принята к публикации: 13 окт. 2017 г.
Опубликована online: 16 окт. 2017 г.
Опубликована в печати: 1 авг. 2018 г.
Идентификаторы:
Web of science WOS:000432615700058
Scopus 2-s2.0-85034571804
РИНЦ 35521034
Chemical Abstracts 2017:1799899
Chemical Abstracts (print) 168:425490
Альметрики: