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Impregnated active layer combustion synthesis of nano MgFe 2 O 4 using green template
Ceramics International ( IF 5.1 ) Pub Date : 2018-11-01 , DOI: 10.1016/j.ceramint.2018.07.147
Khalil Kohsari H. , Reza Norouzbeigi

Abstract Nano-Magnesium ferrite (MgFe2O4) powders have been prepared by a modified combustion synthesis method named impregnated active layer combustion (IALC). The effects of five important parameters such as main fuel to oxidizer ratio (F/O), main fuel type, added fuel type, template type and main fuel (Added F/MF) to the added fuel ratio have been studied using Taguchi design. Xylitol, D -mannitol, ethylene diamine tetra acetic acid (EDTA) and diethylene triamine penta acetic acid (DTPA) were used as fuels. Besides, waste newspaper and Platanus orientalis leaf (POL) were used as new green templates. Samples were characterized by XRD, XRF, SEM, TEM, BET and VSM analyses. Results showed that the average crystallite size of the sample prepared under optimized condition (mixture of Xylitol and DTPA as fuel, POL as template, and Added F/MF ratio of 0.75) was 17.66 nm. The result was confirmed by TEM. The saturated magnetization of the optimum sample was 21 emu/g and the specific surface area was 15.377 m2/g.

中文翻译:

用绿色模板浸渍活性层燃烧合成纳米MgFe 2 O 4

摘要 采用浸渍活性层燃烧(IALC)的改进燃烧合成方法制备了纳米铁氧体(MgFe2O4)粉末。使用田口设计研究了主要燃料与氧化剂比 (F/O)、主要燃料类型、添加燃料类型、模板类型和主要燃料 (Added F/MF) 五个重要参数对添加燃料比的影响。木糖醇、D-甘露糖醇、乙二胺四乙酸(EDTA)和二亚乙基三胺五乙酸(DTPA)用作燃料。此外,废报纸和侧柏叶(POL)被用作新的绿色模板。通过 XRD、XRF、SEM、TEM、BET 和 VSM 分析对样品进行表征。结果表明,在优化条件下(木糖醇和DTPA的混合物为燃料,POL为模板,并且添加的 F/MF 比为 0.75)为 17.66 nm。结果由TEM证实。最佳样品的饱和磁化强度为21 emu/g,比表面积为15.377 m2/g。
更新日期:2018-11-01
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