采用小角转动法(SAMR)测量了Co69.9Fe5Si12.5B9Cr3.5Mo0.1非晶合金丝的磁致伸缩系数,研究了等温退火处理对非晶合金丝磁致伸缩系数的影响.实验结果表明:淬态非晶丝表现出正的磁致伸缩系数λs=1×10-7,在晶化温度以下进行等温退火,其磁致伸缩系数随退火温度的升高先增加后减小,存在一个最大值λs=3×10-7.采用结构弛豫理论解释了磁致伸缩系数随退火温度的变化.
参考文献
| [1] | Masumoto T;Ohnaka I et al.[J].Seripta Metall,1981,15:293. |
| [2] | Chiriac H;Ovari T A et al.[J].Progress in Materials Science,1995,40(05):333. |
| [3] | Panina L V et al.[J].Applied Physics Letters,1994,65:1189. |
| [4] | Vazquez M;Zhukov A P.[J].Journal of Magnetism and Magnetic Materials,1996:1601,222. |
| [5] | Gonzalez J.;Larin V.;Barandiaran JM.;Vazquez M.;Hernando A.;Murillo N. .MAGNETIC BISTABILITY OF GLASS-COVERED FE-RICH AMORPHOUS MICROWIRE - INFLUENCE OF HEATING TREATMENTS AND APPLIED TENSILE STRESS[J].Sensors and Actuators, A. Physical,1997(1/3):97-100. |
| [6] | O'Handley R C;levy R A;Hasegawa R.Amorphous Magnetism Ⅱ[M].New York,1977:379. |
| [7] | Brooks H A .[J].Journal of Applied Physics,1976,47:344. |
| [8] | Narita K;Yamasaki J;Fukunaga H .[J].IEEE Traps Magn,1980,MAG-16:435. |
| [9] | Yamasaki J;Ohkubo Y et al.[J].Journal of Applied Physics,1990,67:5472. |
| [10] | Knobel M;Glomez-Polo C;Vazquez M .[J].Journal of Magnetism and Magnetic Materials,1996,160:243. |
| [11] | Cobeno AF.;Blanco JM.;Zhukov A.;Gonzalez J. .Sensitive magnetoelastic properties of glass-coated CoMnSiB amorphous microwires for magnetoelastic sensors[J].Journal of Magnetism and Magnetic Materials,2002(1/2):402-406. |
| [12] | Blanco J M;Gonzalez J et al.[J].Journal of Magnetism and Magnetic Materials,1991,101:35. |
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