Zobrazeno 1 - 10
of 67
pro vyhledávání: '"M. Kriegisch"'
Autor:
Nasir Mehboob, Roland Grössinger, M. Kriegisch, Peter Oser, Paul Fulmek, Muhammad Farooq Nasir
Publikováno v:
International Journal of Applied Electromagnetics and Mechanics. 60:55-62
Publikováno v:
Journal of Alloys and Compounds. 579:57-64
Divalent (Me) ions substituted W-type hexagonal ferrites with chemical formula Ba0.5Sr0.5Co2−xMexFe16O27 (x = 0, 0.5 and Me = Mn, Mg, Zn, and Ni) were prepared by sol–gel autocombustion method at 1300 °C for 5 h. Thermal and IR spectral studies
Publikováno v:
Journal of Magnetism and Magnetic Materials. 332:137-145
The magnetic and microwave characterization of single phase hexaferrites of entirely new composition Ba1-xSrxCo2AlFe15O27 (x=0.2–1.0) for application in a microwave absorber, have been reported. The samples synthesized by sol–gel method were inve
Autor:
Peter Rogl, A. Grytsiv, Herbert Müller, M. Kriegisch, Z. Malik, Ernst Bauer, C. Eisenmenger-Sittner, Gerda Rogl, Herwig Michor, Stephan Puchegger
Publikováno v:
Journal of Alloys and Compounds. 550:302-307
Mechanical, electrical and magnetic properties have been determined for the compounds Ni 21 Zn 2 B 20 and Ni 3 ZnB 2 , which reveal a different boron–boron aggregation and bonding due to their different boron/metal ratio. Resonant Ultrasound Spectr
Publikováno v:
Current Applied Physics. 12:1413-1420
A series of Al-substituted Co 2 W hexaferrites BaCo 2 Al x Fe 16 − x O 27 ( x = 0, 0.2, 0.4, 0.6, 0.8, 1) synthesized by sol-gel autocombustion method have been investigated. The samples were characterized by DTA/TGA analysis, FTIR spectroscopy, X-
Publikováno v:
IEEE Transactions on Magnetics. 48:3076-3079
Fe81Ga19 is a high magnetostrictive material which exhibits soft magnetic behavior. The hysteresis loops of different heat treated Fe81Ga19 ring-shaped samples were measured as a function of the frequency. The frequency dependence of the coercivity H
Autor:
Lubuna Shafeek, Silke Paschen, Andrey Sidorenko, Herbert Müller, M. Kriegisch, Manjusha Inamdar, Peter Blaha, Andrey Prokofiev
Publikováno v:
Solid State Phenomena. 194:88-91
PtSn4 is a non-congruently melting compound in the Pt-Sn binary phase diagram, crystallizing in the centrosymmetric space group Ccca. We report on single crystal growth, temperature dependent electrical resistivity, isothermal field-dependent magneti
Publikováno v:
IEEE Transactions on Magnetics. 48:1473-1476
On different soft magnetic materials (such as pure Fe, Ni, Fe3% Si, Fe6.5% Si) the frequency dependence (from 0.5 to 50 Hz) of the hysteresis loop was measured on ring shaped samples. The samples were plastically deformed at different temperatures us
Autor:
M. Kriegisch, Ahmad Gholizadeh, R. Grössinger, Nasser Tajabor, Frank Kubel, M. Schönhart, F. Pourarian, Mohammad Behdani
Publikováno v:
Physica B: Condensed Matter. 406:3465-3469
In this work, the structural and magnetic properties of Tb3 (Fe28� xCox )V 1.0 (x¼ 0, 3, 6) compounds have been investigated. The structural characterization of compounds by X-ray powder diffraction is an evidence for a monoclinic Nd3(Fe, Ti)29-ty
Publikováno v:
Journal of Magnetism and Magnetic Materials. 322:2984-2988
Five sets of soft-magnetic metals, such as pure Fe, pure Ni, Fe-3 wt% Si, Fe-6.5 wt% Si and Fe-17 wt% Co, were subjected to high pressure torsion (HPT) up to strain levels where a saturation of the microstructural refinement is observed. Following HP