医学
长春新碱
环磷酰胺
子宫颈
阿霉素
肿瘤科
内科学
化疗
癌症
作者
Wallace Hj,Hreshchyshyn Mm,Wilbanks Gd,Boronow Rc,Fowler Wc,Blessing Ja
出处
期刊:Ludwig Maximilian University of Munich - Munich Personal RePEc Archive
日期:1978-10-01
卷期号:62 (10): 1435-41
被引量:47
摘要
We systematically study the effect of oxygen content on the magneto-transport and microstructure of Fe:O:C nanowires deposited by focused-electron-beam-induced (FEBID) deposition. The Fe/O ratio can be varied with an Fe content varying between ~ 50 and 80 at.% with overall low C content (˜16 ± 3 at.%) by adding H(2)O during the deposition while keeping the beam parameters constant as measured by energy dispersive x-ray (EDX) spectroscopy. The room-temperature magnetic properties for deposits with an Fe content of 66-71 at.% are investigated using the magneto-optical Kerr effect (MOKE) and electric magneto-transport measurements. The nanostructure of the deposits is investigated through cross-sectional high-resolution transmission electron microscopy (HRTEM) imaging, allowing us to link the observed magneto-resistance and resistivity to the transport mechanism in the deposits. These results demonstrate that functional magnetic nanostructures can be created, paving the way for new magnetic or even spintronics devices.
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