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一种铁基大块非晶软磁合金及其制备方法
Authors
付英
姚乐毅
沈宝龙
Publication date
5 May 2010
Publisher
Abstract
本发明公开了一种铁基大块非晶软磁合金及其制备方法,该非晶合金的分子式为(Fe0.5Co0.5)70.7-xB20Si5Nb4.3Tbx,其中x的取值范围为0≤x≤2.5,该非晶合金是通过往FeCoBSiNb体系中添入稀土元素Tb来制得的。与现有技术相比,本发明的优点在于:用工业原料制备的这一系列铁基大块非晶合金具有较大的非晶形成能力和优异的软磁性能,制备出的非晶棒材直径为2mm-3mm,饱和磁化强度为0.69T-0.92T,矫顽力矫顽力为2.1A/m-3.8A/m,相对其他掺杂稀土元素体系比较低,而且制备方法简单、成本较低。本发明提供的铁基大块非晶合金可以用作磁性传感器芯体,应用于信息、通讯等领域
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Last time updated on 22/01/2018