Magnetic Properties of Ultrafine ε-Fe2O3 Nanoparticles in a Silicon Xerogel Matrix
Full article
Common |
Language:
Английский,
Genre:
Full article,
Status:
Published,
Source type:
Translated
|
Journal |
Bulletin of the Russian Academy of Sciences: Physics
ISSN: 1062-8738
, E-ISSN: 1934-9432
|
Output data |
Year: 2019,
Volume: 83,
Number: 7,
Pages: 875-877
Pages count
: 3
DOI:
10.3103/S1062873819070219
|
Tags |
Hematite High resolution transmission electron microscopy Magnetic properties Nanoparticles Silica Silicon Silicon oxides Xerogels |
Authors |
Knyazev Yu.V.
1
,
Yakushkin S.S.
2
,
Balaev D.A.
1
,
Dubrovsky A.A.
1
,
Semenov S.V.
1
,
Bayukov O.A.
1
,
Kirillov V.L.
2
,
Martyanov O.N.
2
|
Affiliations |
1 |
Kirensky Institute of Physics, Krasnoyarsk Scientific Center, Siberian Branch, Russian Academy of Sciences, Krasnoyarsk, 660036, Russian Federation
|
2 |
Boreskov Institute of Catalysis, Siberian Branch, Russian Academy of Sciences, Novosibirsk, 630090, Russian Federation
|
|
A new metamaterial is obtained on the basis of ε-Fe2O3 nanoparticles immobilized in a xerogel matrix. Samples are synthesized by impregnating SiO2 hydrogel with iron (II) salts with subsequent drying and calcination. The structure and magnetic properties of the composites are probed using transmission electron microscopy, X-ray diffraction, Mössbauer spectroscopy, and static magnetic measurements. © 2019, Allerton Press, Inc.