Effect of pH on structural and magnetic properties of nanocrystalline Y3Fe5O12 by aqueous co-precipitation method
文献类型:期刊论文
作者 | Praveena, K. ; Sadhana, K. ; Srinath, S. ; Murthy, S. R. |
刊名 | MATERIALS RESEARCH INNOVATIONS
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出版日期 | 2014 |
卷号 | 18期号:1页码:69 |
中文摘要 | The Y3Fe5O12 (YIG) nanopowders were synthesised at different pH using co-precipitation method. The effect of pH on the phase formation of YIG is characterised using XRD, TEM, FTIR and TG/DTA. From the Scherer formula, the particle sizes of the powders were found to be 13, 19 and 28 nm for pH=10, 11 and 12 respectively. It is found that as the pH of the solution increase the particle size is also increases. It is also clear from the TG/DTA curves that as the pH is increasing the weight losses were found to be small. The nanopowders were sintered at 600, 700, 800 and 900 degrees C for 5 h using conventional sintering method. The phase formation is completed at 800 degrees C/5 h which is correlated with TG/DTA. The average grain size of the samples is found to be similar to 161 nm. The high values of M-s=23 emu g(-1) and H-c=22 Oe were recorded for the sample sintered at 900 degrees C. |
公开日期 | 2015-09-20 |
源URL | [http://ir.nimte.ac.cn/handle/174433/12043] ![]() |
专题 | 宁波材料技术与工程研究所_2014专题 |
推荐引用方式 GB/T 7714 | Praveena, K.,Sadhana, K.,Srinath, S.,et al. Effect of pH on structural and magnetic properties of nanocrystalline Y3Fe5O12 by aqueous co-precipitation method[J]. MATERIALS RESEARCH INNOVATIONS,2014,18(1):69. |
APA | Praveena, K.,Sadhana, K.,Srinath, S.,&Murthy, S. R..(2014).Effect of pH on structural and magnetic properties of nanocrystalline Y3Fe5O12 by aqueous co-precipitation method.MATERIALS RESEARCH INNOVATIONS,18(1),69. |
MLA | Praveena, K.,et al."Effect of pH on structural and magnetic properties of nanocrystalline Y3Fe5O12 by aqueous co-precipitation method".MATERIALS RESEARCH INNOVATIONS 18.1(2014):69. |
入库方式: OAI收割
来源:宁波材料技术与工程研究所
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