采用小角转动法(Small-Angle Magnetization Rotation)对(Co(77-x)FexSi8B15(x=4,5,7))钻基玻璃包覆非品丝的磁致伸缩系数进行了测量,研究了拉应力(σ)对不同成分的钴基玻璃包覆非品丝磁致伸缩系数的影响.实验结果表明:三种成分玻璃包覆非品丝的磁致伸缩系数均随着外应力的增加逐渐减小;Co72Fe5SiB158玻璃包覆非晶丝的磁致伸缩系数随着外应力的增加从+1.1×10-7(σ=0 MPa)变为-3.3×10-7(σ=1880 MPa),存在一个由正变负的过程.
参考文献
| [1] | G F Taylor.A Method of Drawing Metallic Filaments and a Discussion Of their Properties and a Discussion of their Properties and Uses[J].Physical Review,1924(23):655. |
| [2] | H Wiesner;J Schneider .Magnetic Properties of Amorphous Fe-P Alloys Containing Ga,Ge and As[J].Physical Status Solidi,1974,26(A):71. |
| [3] | L. Kraus;Z. Frait;K.R. Pirota .Giant magnetoimpedance in glass-covered amorphous microwires[J].Journal of Magnetism and Magnetic Materials,2003(0):399-403. |
| [4] | L P Shen;T Uchiyama;K Mohri.Sensitive Stress-Impedance Micro Sensor Using Amorphous Magnetostrictive Wire[J].IEEE Transactions on Magnetics,1997(33):3355. |
| [5] | Field dependent permittivity of composite materials containing ferromagnetic wires[J].Journal of Applied Physics,2003(7):4120-4129. |
| [6] | H Chiriac;T A Ovftri;Gh Pop .Magnetic Behavior of Glasscovered Amorphous Wires[J].Journal of Magnetism and Magnetic Materials,1996,157/158:227. |
| [7] | K Narita;J Yamasaki;H Fukunaga .Measurement of Saturation Magnetostriction of a Thin Amorphous Ribbon by Means of Small-angle Magnetization Rotation[J].IEEE Transactions on Magnetics,1980,16(02):435. |
| [8] | J Yamasaki;Y Ohkubo;F B Humphrey.Magnetostriction Measurement of Amorphous Wires by Means of Small-angle Magnetization Rotation[J].Journal of Applied Physics,1990(67):5472. |
| [9] | M Knobel;C Glomez-Polo;M Vazquez.Evaluation of the Linear Magnetostriction in Amorphous Wires Using the Giant Magneto-impedance Effect[J].Journal of Magnetism and Magnetic Materials,1996(160):243. |
| [10] | A F Cobeno;J M Blaneo;A Zhukov et al.Sensitive Magnetoelastic Properties of Glass-coated CoMnSiB Amorphous Microwires for Magnetoelastic Sensors[J].Journal of Magnetism and Magnetic Materials,2002,249(1-2):402. |
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%