论文以硝酸铁、硝酸钡和蔗糖为原料,通过蔗糖水解、氧化并与金属离子络合形成羧酸盐类前驱体.借助DTA/TG、FT-IR及XRD谱等手段研究了前驱体热解过程与产物相形成.研究表明,热处理该前驱体得到单相六角钡铁氧体(M-BaFe12O19).研究了多种合成条件对产物相组成的影响,发现初始Fe/Ba离子比为11.5的前驱体在1100℃经2小时热处理后可得六角片状、粒度为300-400nm的单相钡铁氧体超细粉末.
参考文献
| [1] | Shengping Ruan;Baokun Xu;Hui Suo .Microwave absorptive behavior of ZnCo-substituted W-type Ba hexaferrite nanocrystalline composite material[J].Journal of Magnetism and Magnetic Materials,2000(1/2):175-177. |
| [2] | 郭方方,徐劲峰,徐政,张栓勤.六角晶系钡铁氧体纳米晶微波吸收剂的晶化特性研究[J].材料科学与工程学报,2004(06):871-874. |
| [3] | Calleja A.;Martinez B.;Pinol S.;Sandiumenge F.;Obradors X.;Tijero E. .Hexaferrite particles by coprecipitation and lyophilization[J].Journal of Magnetism and Magnetic Materials,1999(0):293-294. |
| [4] | Kuz'mitcheva T.G.;Ol'khovik L.P. .Synthesis and properties of fine Ba-ferrite powders[J].IEEE Transactions on Magnetics,1995(1):800-803. |
| [5] | Vijayalakshmi A.;Gajbhiye NS. .Magnetic properties of single-domain SrFe12O19 particles synthesized by citrate precursor technique[J].Journal of Applied Physics,1998(1):400-406. |
| [6] | 齐西伟,周济,岳振星,桂治轮,李龙土.溶胶凝胶自燃烧法合成Mn0.6Cu0.2Zn0.2O（Fe2O3）0.98纳米晶铁氧体及其磁性能研究[J].硅酸盐学报,2003(02):138-142. |
| [7] | Yu HF;Lin HY .Preparation and thermal behavior of aerosol-derived BaFe12O19 nanoparticles[J].Journal of Magnetism and Magnetic Materials,2004(2/3):190-198. |
| [8] | M. Pal;S. Bid;S.K. Pradhan .Synthesis of nanocomposites comprising iron and barium hexaferrites[J].Journal of Magnetism and Magnetic Materials,2004(1):42-47. |
| [9] | Mukesh C. Dimri;Subhash C. Kashyap;B.C. Dube .Electrical and magnetic properties of barium hexaferrite nanoparticles prepared by citrate precursor method[J].Ceramics International,2004(7):1623-1626. |
| [10] | Pecsok R L;Sandera J .The Gluconate Complexes II The Ferric-Gluconate System[J].Journal of the American Chemical Society,1955,77:1489-1494. |
| [11] | Rosado MT.;Fausto R.;Duarte MLTS. .Vibrational spectra of acid and alkaline glycine salts[J].Vibrational Spectroscopy: An International Journal devoted to Applications of Infrared and Raman Spectroscopy,1998(1):35-54. |
| [12] | Chen Dong-Hwang;Chen Yuh .Synthesis of Barium Ferrite Ultra-fine Particles by Coprecipitation in the Presence of Polyacrylic Acid[J].Journal of Colloid and Interface Science,2001,235:9-14. |
| [13] | Huang Jianguo;Zhuang Hanrui;Li Wenan .Synthesis and charac-terizeation of nano crystalline BaFe12O19 powders by low tempera-ture combustion[J].Materials Research Bulletin,2003,38:149-159. |
| [14] | 谢丹阳,高发明.M型钡铁氧体的制备与表征[J].兵器材料科学与工程,2004(01):6-9. |
| [15] | Janasi SR.;Emura M.;Landgraf FJG.;Rodrigues D. .The effects of synthesis variables on the magnetic properties of coprecipitated barium ferrite powders[J].Journal of Magnetism and Magnetic Materials,2002(2/3):168-172. |
| [16] | C Kittel .Physical theory of ferromagnetic domains[J].Reviews of Modern Physics,1949,21:541-583. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%