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pro vyhledávání: '"K.V. Sivakumar"'
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Akademický článek
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Autor:
K.V. Sivakumar, N. Varalaxmi
Publikováno v:
Materials Science and Engineering: B. 184:88-97
Ferrites have been the emerging focus of the recent scientific research. Based on the magnetic properties, ferrites are being used in many devices like permanent magnets, memory storage devices, etc., spinel ferrites using the electrical properties a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1d0d44cef346b9e4a5df11a1ea20227b
https://doi.org/10.1016/j.mseb.2014.01.003
https://doi.org/10.1016/j.mseb.2014.01.003
Studies on Structural and Electrical Properties of Ball-Milled NiCuZn-MgCuZn Nanocomposites Ferrites
Autor:
N. Varalaxmi, K.V. Sivakumar
Publikováno v:
Metallurgical and Materials Transactions A. 45:1579-1585
Multilayer chip inductors (MLCIs) have been rapidly developed for electromagnetic applications. NiCuZn ferrites are the most preferred ferrite materials to produce MLCIs, and MgCuZn ferrites have similar electromagnetic properties to those of NiCuZn
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cbaf856c1b73f7ca9560a91d737fbb1b
https://doi.org/10.1007/s11661-013-2054-7
https://doi.org/10.1007/s11661-013-2054-7
Publikováno v:
Journal of Physics and Chemistry of Solids. 73:430-438
A series of Nd 1− x Ca x MnO 3 ( x =0.2, 0.33, 0.4, and 0.5) manganites was prepared by sol–gel route by sintering at 1300 °C, mainly to understand the correlation between electron, spin, and phonon couplings. The internal friction and longitudi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::01e916ae85717f3a51521b8456ec29a4
https://doi.org/10.1016/j.jpcs.2011.11.027
https://doi.org/10.1016/j.jpcs.2011.11.027
Publikováno v:
Indian Journal of Applied Research. 4:537-549
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e324e7967e9dcef872ad1d660d618a85
https://doi.org/10.15373/2249555x/august2014/142
https://doi.org/10.15373/2249555x/august2014/142
Autor:
Narla Varalaxmi, K.V. Sivakumar
Publikováno v:
World Journal of Condensed Matter Physics. :105-119
NiCuZn Ferrites are widely employed for many electronic applications, but can be replaced by MgCuZn ferrites owing to their superior properties like high initial permeability, high resistivity, low magnetostriction, environmental stability and low co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::75e0d882b32ee24cbd75559088c16414
https://doi.org/10.4236/wjcmp.2011.13017
https://doi.org/10.4236/wjcmp.2011.13017
Publikováno v:
Solid State Communications. 150:928-931
With a view to understanding the structural, electrical and magnetic, elastic and anelastic behaviour of charge ordered Nd 0.6 Ca 0.4 MnO 3 , systematic investigations were undertaken. The sample was synthesized by a sol–gel route. The sample was c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::81c0a5db3f5e13e330648b772f38d9a6
https://doi.org/10.1016/j.ssc.2010.02.027
https://doi.org/10.1016/j.ssc.2010.02.027
Akademický článek
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Autor:
N. Ramamanohar Reddy, K.V. Sivakumar, Eyunni Rajagopal, Narla Varalaxmi, Mudinepalli Venkata Ramana, V. Ramakrishna Murthy
Publikováno v:
Journal of Materials Science: Materials in Electronics. 19:399-405
Three series of NiMgCuZn ferrites were prepared by conventional sintering process. The formation of single phase in these ferrites was confirmed by x-ray diffraction. Initial permeability measurements on these samples were carried out in the temperat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6718057f87c60cf11890150c5b22283a
https://doi.org/10.1007/s10854-007-9352-z
https://doi.org/10.1007/s10854-007-9352-z