Zobrazeno 1 - 10
of 162
pro vyhledávání: '"Eun Joo Hahn"'
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 056108-056108-6 (2017)
Polycrystalline samples of Sr3Co2-xZnxFe24O41 (x = 0.0, 0.5, 1.0, 1.5, 2.0) were synthesized by a polymerizable complex method. The crystallographic, and magnetic properties of samples were investigated using x-ray diffractometer (XRD), vibrating sam
Externí odkaz:
https://doaj.org/article/1353135e6d584013b3281c0353b94dc0
Publikováno v:
Czech Journal of Food Sciences, Vol 26, Iss 4, Pp 254-258 (2008)
Echinacea species are popular herbal medicine and food supplements for enhancing the immune system. This study was conducted with the aim of developing an efficient heat reflux extraction of caffeic acid derivatives from dried adventitious roots of E
Externí odkaz:
https://doaj.org/article/99158b4ef9874c57bbe857496e67be8b
Publikováno v:
Molecules, Vol 12, Iss 3, Pp 607-621 (2007)
To investigate the enzyme variations responsible for the synthesis of phenolics, 40 day-old adventitious roots of Panax ginseng were treated with 200 μM methyl jasmonate (MJ) or salicylic acid (SA) in a 5 L bioreactor suspension culture (worki
Externí odkaz:
https://doaj.org/article/1438962493f14ce8a08bad641177107f
Publikováno v:
Journal of the Korean Physical Society. 75:466-470
In order to study on the change of magnetic properties according to the tolerance factor, polycrystalline single phase double perovskite oxide Ba2−x;SrxFeMoO6 (x = 0.0, 0.5, 1.0, 1.5, 2.0) are prepared. The crystallographic and magnetic properties
Publikováno v:
Journal of Magnetism and Magnetic Materials. 432:296-299
LiFe 0.9 Mg 0.1 PO 4 sample was prepared by using a solid–state reaction method, and the temperature-dependent magnetic properties of the sample were studied. The X-ray diffraction (XRD) pattern showed an olivine-type orthorhombic structure with sp
Publikováno v:
Journal of the Korean Physical Society. 68:403-408
The cation distributions and the superexchange interactions of Cu0.2Fe2.8O4 have been studied by Mossbauer spectroscopy and X-ray diffraction. The crystal is found to have a cubic spinel structure with the lattice constant a 0 = 8.4007 ± 0.0004 ˚A.
Publikováno v:
Journal of the Korean Physical Society. 66:1908-1912
The crystal and the magnetic properties of the N50 permanent magnet, which is widely used in industrial applications, have been studied by using x-ray diffractometer (XRD), vibrating sample magnetometer (VSM), and Mossbauer spectrometer. The crystal
Publikováno v:
Journal of the Korean Physical Society. 64:852-856
Fe3O4 has been studied by using Mossbauer spectroscopy and X-ray diffraction. The crystal is found to have a cubic spinel structure with the lattice constant a 0 = 8.3970 ± 0.0005 °A. The temperature dependence of the magnetic hyperfine fields at 5
Publikováno v:
Journal of the Korean Physical Society. 60:79-82
FexTaS2 (x = 0.25, 0.33, and 0.4) was prepared by using a solid state reaction method. The crystallographic structure and magnetic properties of the prepared compounds were investigated by using X-ray Diffraction, superconducting quantum interference
Publikováno v:
Journal of the Korean Physical Society. 59:3380-3384