Jyh-Shinn Yang

 

Mail: jyang@mail.ntou.edu.tw

 


 

Education

	Ph. D., Physics, National Taiwan University (1988)

Title

	Professor


Specialty

	(1)Micromagnetics

	(2)Physics of magnetic Recording

	(3)Magnetooptical Physics


Major Research Areas

	(1)Switching mechanism of memory cell for MRAM

	(2)Switching properties of nanomagnets

	(3)Principle and application of magnetic recording

	(4)Interfacial coupling in multi-layered structures and its application

	(5)Hardening mechanism of novel hard magnets

	(6)Thermal relaxation of magnetization

 Publications

Refereed Papers

1.Jyh Shinn Yang and Huei Li Huang, 1986, "Mathematical Analysis of Surface Diffusivity Variation on Surface Morphology and Electromigration," Chin. J. Phys., Vol. 24, no. 3, pp.166-182.

2.Huei Li Huang, Chia Shen Wang and Jyh Shinn Yang, 1987, "Fundamental of the Recording Head Fields," Chin. J. Phys., Vol. 25, no. 3, pp. 535-556.

3.Jyh Shinn Yang and Huei Li Huang, 1987, "Surface Morphology and Electromigration," J. Vac. Sci. Technol. A, Vol. 5, pp. 1487-1488. (SCI)

4.Huei Li Huang and Jyh Shinn Yang, 1987, "Effect of Diffusivity Variation on Capillarity and Electromigration-induced Surface and Grain Boundary Diffusion," J. Phys. D: Appl. Phys., Vol. 20, pp. 493-503. (SCI)

5.Jyh Shinn Yand and Huei Li Huang, 1988, "The Study of Recording Simulation Using Exact Fields," J. de Phys., Vol. 49, pp. 2019-2020. (SCI)

6.Jyh-Shinn Yang, 1989, "Field Calculation for the Ring Head with an Underlayer," 國立臺灣海洋學院學報, Vol. 23, pp. 135-146.

7.Jyh Shinn Yang and Huei Li Huang, 1989, 'Calculation of Exact Head and Image Fields of Recording Heads by Conformal Mapping," IEEE Trans. Magn., Vol. 25, no. 3, pp. 2761-2768. (SCI)

8.Jyh Shinn Yang and Huei Li Huang, 1989, "Nonlinearity Effect in Magnetic Recording Simulation," J. Mag. Soc. Jpn, Vol. 13, no. S1, pp. 91-95.

9.Yi-Chen Chen and Jyh Shinn Yang, 1990, 'Enhancement of the van der Waals Energy Between an Atom and a Cylindrical Surface: Application to the Edges of Stepped Surfaces," Phys. Rev. B, Vol. 41, no. 2, pp.1196-1199. (SCI)

10. Jyh-Shinn Yang and Ching-Ray Chang, 1991, "The Influence of Interfacial Exchange on the Coercivity of Acicular Coated Particle," J. Appl. Phys., Vol. 69, no.11, pp. 7756-7761. (SCI)

11. Jyh-Shinn Yang and Ching-Ray Chang, 1992, 'Exact Field Calculations for Asymmetric Ring Heads," IEEE Trans. Magn., Vol. 28, no. 5, pp. 2072-2076. (SCI)

12. Jyh-Shinn Yang and Ching-Ray Chang, 1993, 'Magnetic Field of Asymmetric Ring Head with an Underlayer," IEEE Trans. Magn., Vol. 29, no. 2, pp. 2069-2072. (SCI)

13. Jyh-Shinn Yang and Ching-Ray Chang, 1993, "Interfacial Effects on Curling Mode for a Coated Particle," IEEE Trans. Magn., Vol. 29, no. 6, pp. 2640-2642. (SCI)

14. Jyh-Shinn Yang and Ching-Ray Chang, 1994, 'Magnetization Curling for Elongated Particles with Heterostructure," Phys. Rev. B, Vol. 49, no. 15, pp. 11877-11885. (SCI)

15. Ching-Ray Chang and Jyh-Shinn Yang, 1994, "Detection of Anisotropy in the Reversible Transverse Susceptibility," Appl. Phys. Lett., Vol. 65, no. 4, pp. 496-498. (SCI)

16. Jyh-Shinn Yang, 1994, "Magnetic Field of a Thin Film Head with an Underlayer," IEEE Trans. Magn., Vol. 30, no. 4, pp. 1504-1508. (SCI)

17. Ching-Ray Chang, C. M. Lee, and Jyh-Shinn Yang, 1994, "Magnetization Curling Reversal for an Infinite Hollow Cylinder," Phys. Rev. B, vol. 50, no. 9, pp. 6461-6464. (SCI)

18. Ching-Ray Chang and Jyh-Shinn Yang, 1994, "Mean Field Interaction and Transverse Susceptibility," IEEE Trans. Magn., Vol. 30, no. 6, pp. 4095-4097. (SCI)

19. Ivo Klik, Ching-Ray Chang and Jyh-Shinn Yang, 1994, "Thermal Decay of N Coupled Particles," J. Appl. Phys., Vol. 76, no. 10, pp. 6588-6590. (SCI)

20. Ivo Klik, Jyh-Shinn Yang and Ching-Ray Chang, 1994, "Hysteresis of Binary Clusters," J. Appl. Phys., Vol. 76, no. 10, pp. 6493-6495. (SCI)

21. Jyh-Shinn Yang, J. Lee, Ivo Klik and Ching-Ray Chang, 1995, "Measuring dc Susceptibility of Particulate Medium," J. Magn. Magn. Mater., Vol. 140-144, pp. 407-408. (SCI)

22. Jyh-Shinn Yang and Ching-Ray Chang, 1995, "The Statistical Roughness and Magnetic Surface Anisotropy," IEEE Trans. Magn., Vol. 31, no. 3, pp. 1825-1828. (SCI)

23. Jyh-Shinn Yang and Ching-Ray Chang, 1995, 'Thermomagnetics of Reversible Transverse Susceptibility," Phys. Rev. B, Vol. 51, no. 21, pp. 15203-15210. (SCI)

24. Jyh-Shinn Yang and Ching-Ray Chang, 1995, "Grain Size Effects in Nanostructured Two-phase Magnets," IEEE Trans. Magn., Vol. 31, no. 6, pp. 3602-3607. (SCI)

25. Ching-Ray Chang and Jyh-Shinn Yang, 1996, "Influence of Packing Factor on Coercivity of Particle Arrays, J. Magn. Magn. Mater., Vol. 155, pp. 92-94. (SCI)

26. Jyh-shinn and Ching-Ray Chang, 1996, "A Causality Algorithm for Magnetic Hysteresis of Interacting Systems," IEEE Trans. Magn., Vol. 32, no. 3, pp. 1120-1123. (SCI)

27. Ching-Ray Chang and Jyh-Shinn Yang, 1996, "Local Interaction Field in Periodic Arrangement of Rectangular Prisms," IEEE Trans. Magn., Vol. 32, no. 3, pp. 714-717. (SCI)

28. Ching-Ming Lee, Ching-Ray Chang, Jyh-Shinn Yang and T. S. Chin, 1996, "High Energy Product of Surface Modified Soft-phase Magnets," IEEE Trans. Magn., Vol. 32, no. 5, pp. 5094-5096. (SCI)

29. Ching-Ray Chang, U. M. Chen, S. Liao, C. K. Lo, Y. Liou, I. Klik, Y. D. Yao, and Jyh-Shinn Yang, 1996, "Surface Topography and Anisotropy of Co(1100)/Cr(211) Bilayers," IEEE Trans. Magn., Vol. 32, no. 5, pp. 4791-4793. (SCI)

30. Ching-Ray Chang and Jyh-Shinn Yang, 1996, 'Oscillatory Switching under a Rapidly Varying Magnetic Field," Phys. Rev. B, Vol. 54, no. 17, pp. 11957-11960. (SCI)

31. Ching-Ray Chang, Jyh-Shinn Yang, and Ivo Klik, 1997, "Thermally Activated Magnetization Reversal through Multichannels," J. Appl. Phys., Vol. 81, no. 8, pp. 5750-5752. (SCI)

32. I-Chung Tung, Jyh-Shinn Yang, and Tsung-Shune Chin, 1997, "Coercivity of Barium ferrite Particles with Superparamagnetic Coating," Jpn. J. Appl. Phys., Vol. 36, Part. 1, no. 8, pp. 5091-5096. (SCI)

33. C.R. Chang, I Klik, Y.D. Yao, and J.-S. Yang, 1998, "Thermal Effects in Highly Packed Recording Media," J. Magn. Magn. Mater., Vol. 177-181, pp. 903-904. (SCI)

34. Jyh-Shinn Yang and Ching-Ray Chang, 1998, "Influence of packing Density on Recording Media umder High-Speed Field," IEEE Trans. Magn., Vol. 34, no. 2, pp. 355-357. (SCI)

35. Jyh-Shinn Yang, J. Lee and Ching-Ray Chang, 1998, "Magnetostatic Coupling in Patterned Spin Valve Structures," IEEE Trans. Magn., Vol. 34, no. 5, pp. 2469-2472. (SCI)

36. I-Chung Tung, Jyh-Shinn Yang, and Tsung-Shune Chin, 1998, "Fe or Ni-Fe Alloy Coated Barium Ferrite Particles," Jpn. J. Appl. Phys., Vol. 37, Part. 1, no. 12A, pp. 6378-6383. (SCI)

37.Yung-Hung Wang, Chih-Huang Lai, Ching-Ray Chang, Jyh-Shinn Yang and C. K. Lo, 2001, "Uniaxial Anisotropy Induced by Field-Annealing in (001) NiMn/Co Films”, J. Appl. Phys., Vo1. 89, no.11, 6603-6605). (SCI)

38. Yung-Hung Wang, Chih-Huang Lai, Ching-Ray Chang, Jyh-Shinn Yang and Y.D. Yao, 2001, “Exchange Bias Induced Double Shifted Magnetization Curves in Co Biaxial Films,” Phys. Rev. B, Vol.64, no.9, 09442020p.5. (SCI)

39. Ching-Ray Chang, Jyh-Shinn Yang, J. C. A. Huang and C. H. Lai, “Double Shifted Magnetization Curves in Magnetic Bilayers,” J. Phys. Chem. Solids, (in press). (SCI)

40. Jyh-ShinnYang, Ching-Ray Chang and C. H. Lai, “Origin of the Double Shifted Hysteresis loops in thin ferromagnetic films with bias fields”, J. Magn. Magn. Mater. (in press). (SCI)

41.Jyh-Shinn Yang and Ching-Ray Chang, “Magnetic Relaxation in Chain-of-Spheres Particles”, J. Magn. Magn. Mater. (in press). (SCI)

 

Conference Papers

1.Jyh Shinn Yang and Huei Li Huang1988"Magnetic Recording Simulation" 第三屆磁學暨磁性材料研討會論文集,pp. 405-410.

2.Ching-Ray Chang and Jyh-Shinn Yang, 1991, "Micromagnetic Studies of Nucleation for the Acicular Coated Particle," ICM'91, 22/003, Edinburgh.

3.李景明、張慶瑞、楊志信,1993"中空圓柱內的Curling翻轉現象," 第八屆磁學暨磁性材料論文集,pp. 144-148.

4.Ching-Ray Chang and Jyh-Shinn Yang1994"The Variation of Transverse Susceptibility with Interparticle Magnetic Interaction" 第九屆磁學與磁性技術研討會論文集,pp. 56-59.

5.張慶瑞、楊志信,1996"介面形態對自旋閥式薄膜的反鐵磁態影響," 第十一屆磁學與磁性技術研討會論文集,pp. 54-57.

6.楊志信、張慶瑞, 1996, "均勻磁化量在快速變化場下之響應," 第十一屆磁學與磁性技術研討會論文集,pp. 50-53.

Other Publications

1.黃暉理、楊志信,1986"磁記錄材料介紹",物理會刊七卷二∼四期,pp. 71-80.

2.Jyh-Shinn Yang and Huei Li Huang, 1990, "Effect of Image Charge and Demagnetization Fields in Recording Simulation," Recent Advances in Magnetism and Magnetic Materials, ed. H. L. Huang and P. C. Kuo, World Scientific, pp. 245-261.

3.楊志信,2001"一致磁化轉動模型之磁化曲線特性",磁性技術協會會訊第28期,pp.27-37