Curriculum Vitae:  John Q. Xiao

 

Department of Physics and Astronomy

University of Delaware

Newark, DE 19711

Tel: (302) 831-6547 (work)     (Fax: (302) 831-1637

Email: jqx@udel.edu, URL:  http://www.physics.udel.edu/~xiao

 

Education:                  The Johns Hopkins University, Baltimore, MD.

Ph.D in Physics, 1993,  Department of Physics & Astronomy.

                                    Advisor: Professor C. L. Chien.

                                    Master of Arts, 1989,  Department of Physics & Astronomy.

                                   

Nanjing University, Nanjing, Jiangsu Province, China.

                                    Bachelor of Science, 1984,  Department of Physics.

 

Research Areas:        (1) Magnetism in magnetic tunnel junctions, spin valves, layered structures, soft magnetic materials, and magnetic nanoparticles; (2) Superconductivity in layered and bulk materials; (3)Electron transport in artificial nanostructured materials; (4) band gap materials and high frequency properties of composite materials. 

 

Experience:

 

3/2000-present:            Associate Professor, Department of Physics and Astronomy, University of Delaware.

8/1995-3/2000:            Assistant Professor, Department of Physics and Astronomy, University of Delaware.

3/1993-8/1995:            Post Doctoral Research Associate, Department of Physics and         Astronomy, The Johns Hopkins University.

9/1987-3/1993:            Research Assistant: Department of Physics and Astronomy, The        Johns Hopkins University.

 

 

Patent:                        Pending, Self-regulating Optimized Ferromagnetic Susceptors for Multi-Step Induction Heating.

 

Honor:                        Ph.D Thesis with distinction, The Johns Hopkins University

                                    Member of Phi Beta Kappa Society

 

Affiliations:                 American Physical Society

                       

Publication Highlights:

 

1.      Gang Xiao, M.Z. Cieplak, John Q. Xiao and C.L. Chien, "Magnetic Pair-Breaking Effects -Moment Formation and Critical Doping Level in Superconducting La1.85Sr0.15Cu1-xAxO4 Systems (A=Fe, Co, Ni, Zn, Ga, Al)," Phys. Rev. B 42, (Rapid Communications), 8752 (1990). View PDF

2.      Gang Xiao, John Q. Xiao, C.L. Chien  and M.Z. Cieplak, "Asymmetrical Effects of Copper-Site Holes Versus Oxygen-Site Holes in La-Sr-Cu-O," Phys. Rev. B 43, (Rapid Communications), 1245 (1991). View PDF

3.      John Q. Xiao, J. Samuel Jiang, and C.L. Chien, "Giant Magnetoresistance in Nonmultilayer Magnetic Systems," Phys. Rev. Lett. 68, 3749 (1992). View PDF

4.      M.Z. Cieplak, S. Guha, H. Kojima, P. Lindenfeld, Gang Xiao, John Q. Xiao, and C.L. Chien, "The Metal-Insulator-Transition in La1.85Sr0.15CuO4  withVarious Substitutions for Cu," Phys. Rev. B 46, 5536 (1992). View PDF

5.      Peng Xiong, Gang Xiao, J. Q. Wang, John Q. Xiao, J. Samuel Jiang, and C. L. Chien, " Extraordinary Hall Effect and Giant Magnetoresistance in the Granular Co-Ag System,"  Phys. Rev. Lett. 69, 3220 (1992). View PDF

6.      L. Pirauex, M. Cassart, J. S. Jiang, John Q. Xiao,  C. L. Chien, and A. Fert, "Magnetothermal Transport Properties of Granular Co-Ag Solids," Phys. Rev. B48, (Rapid Communications), 638 (1993). View PDF

7.      John Q. Xiao and C. L. Chien,   “Structural And Magnetic-Properties Of Rf-Sputtered Iron Nitrides Using NH3” J Appl. Phys. 75: 5800, (1994). View abstract in PDF

8.      A. Garvin, M. H. Kelley, John Q. Xiao, C. L. Chien, and R. J. Celotta, "Domain Structures in Magnetoresistive Granular Metals", Appl. Phys. Lett. 66, 1683 (1995). View PDF

9.      John Q. Xiao and C. L. Chien, "Proximity Effects of NbN/GdN Superconductor/Ferromagnetic Insulator Multilayers", Phys. Rev. Lett. 76, 1727 (1996). View PDF

10.  K. Liu, X. W. Wu, K. Ahn, T. Sclchek, C. L. Chien, and John Q. Xiao, “Charge ordering and Magnetoresistance in Nd­1-xCa­­xMnO3 Due to Reduced Double Exchange” Phys. Rev. B55, 11878-11878 (1997).

11.  R. H. Yu, S. Basu, and John Q. Xiao, “Pinning Effect of the Grain Boundaries on Magnetic Domain Wall in FeCo-based Magnetic Alloys”,  J. Appl. Phys. 85, 6655, (1999). View PDF

12.  Y.F. Li, R. H. Yu, D. V. Dimitrov, and John Q. Xiao, “Memory Effect and Temperature Behavior in Spin-Valves with and without Antiferromagnetic Subsystems.” J. Appl. Phys. 86, 5692 (1999). View PDF

13.  R. H. Yu, S. Basu, L. Ren, Y. Zhang, Azar Parvizi-Majidi, and John Q. Xiao, “High Temperature Soft Magnetic Materials: FeCo Alloys and Composites” J. Appl. Phys. 87: 5840 (2000).

14.  G. Landry, X.Xiang, Y. Dong, and John Q. Xiao, ” Interfacial Capacitance Effects in Magnetic Tunneling Junctions”, Appl. Phys. Lett. 78, p501 (2001). View PDF

15.  L. Ritchie, X. Liu, S. Ingvarsson, G. Xiao, J. Du, and John Q. Xiao, “Large Exchange Bias Through Seed Layer Variation in NiFe/Al2O3/NiFe Tunnel Junctions”, to appear in Appl. Phys. Letts. (2001).

16.  N. Garcia, E.V. Ponizowskaya, and John Q. Xiao, “Zero Permeability Materials:  Band Gaps at Visible”, Appl. Phys. Lett. 80, 1120 (2002). View PDF

17.   T. Zhu, X.H. Xiang, G. Landry, D.V. Dimitrov, N. Garcia, and John Q. Xiao, “Bulk versus Interface Contributions to TMR in Magnetic Tunnel Junctions”, Submitted to Phys. Rev. Letts.

 

Publications:

 

1.      John Q. Xiao, A. Gavrin, Gang Xiao, J.R. Childress, W.A. Bryden,. C.L. Chien and A.S. Edelstein, "Structural Studies and Magnetic Properties of Fe/Ag superlattices," J. Appl. Phys. 67, 5388 (1990).

2.      Gang Xiao, M.Z. Cieplak, John Q. Xiao and C.L. Chien, "Magnetic Pair-Breaking Effects -Moment Formation and Critical Doping Level in Superconducting La1.85Sr0.15Cu1-xAxO4 Systems (A=Fe, Co, Ni, Zn, Ga, Al)," Phys. Rev. B 42, (Rapid Communications), 8752 (1990).

3.      John Q. Xiao and C.L. Chien, "Structural and Magnetic Properties of Fe/W Superlattices," J. Appl. Phys. 70, 6415 (1991).

4.      T.E. Schlesinger, R.C. Cammarata, A. Gavrin, John Q. Xiao, C.L. Chien, M.K. Ferber and C. Hayzelden, "Enhanced Mechanical and Magnetic Properties of Granular Metal Thin-Films," J. Appl. Phys. 60, 3275 (1991).

5.      S. Guha, M.Z. Cieplak,  Gang Xiao, John Q. Xiao, C.L. Chien, H. Kojimaand P. Lindenfeld. "The Metal-Insulator-Transition in La1.85Sr0.15CuO4  with Various Substitutions for Cu," Superconductor Science and Technology, 4, S67 (1991).

6.      Gang Xiao, John Q. Xiao, C.L. Chien  and M.Z. Cieplak, "Asymmetrical Effects of Copper-Site Holes Versus Oxygen-Site Holes in La-Sr-Cu-O," Phys. Rev. B 43, (Rapid Communications), 1245 (1991).

7.      M.Z. Cieplak, S. Guha, H. Kojima, P. Lindenfeld, Gang Xiao, John Q. Xiao, and C.L. Chien, "Superconductivity and the Metal-Insulator-Transition in La1.85Sr0.15CuO4 ," Physica C 185, 1233 (1992).

8.      John Q. Xiao, J. Samuel Jiang, and C.L. Chien, "Giant Magnetoresistance in Nonmultilayer Magnetic Systems," Phys. Rev. Lett. 68, 3479 (1992).

9.      M.Z. Cieplak, S. Guha, H. Kojima, P. Lindenfeld, Gang Xiao, John Q. Xiao, and C.L. Chien, "The Metal-Insulator-Transition in La1.85Sr0.15CuO4  withVarious Substitutions for Cu," Phys. Rev. B 46, 5536 (1992).

10.  John Q. Xiao, J. Samuel Jiang, and C.L. Chien, "Giant Magnetoresistance in Granular Co-Ag Systems," Phys. Rev. B46,  (Rapid Communications) 9266 (1992).

11.  J. Samuel Jiang, John Q. Xiao, and C.L. Chien, "Magnetic Properties and Giant Magnetoresistance of Granular Permalloy in Silver," Appl. Phys. Lett. 61 (19), 2362 (1992).

12.  J. Q. Xiao, J. S. Jiang and C. L.  Chien, "Giant Magnetoresistance in Granular Magnetic Systems", in Ferrites:Proceedings of the Sixth International Conference on Ferrites (ICF6), Tokyo and Kyoto, Japan, edited by Yamaguchi and M. Abe, (Japan Society of Power and Powder Metallurgy), p.944 (1992).

13.  G.M. Chow, T. Ambrose, John Q. Xiao, M.E. Twigg, S. Baral, A.M. Ervin,S.B. Qadri, and C.R. Feng, "Chemical Precipitation and Properties of Nanocrystalline Fe-Cu Alloy and Composite Powders",  NanoStructured Materials, 1, 361, (1992).

14.  Peng Xiong, Gang Xiao, J. Q. Wang, John Q. Xiao, J. Samuel Jiang, and C. L. Chien, " Extraordinary Hall Effect and Giant Magnetoresistance in the Granular Co-Ag System,"  Phys. Rev. Lett. 69, 3220 (1992).

15.  John Q. Xiao, J. Samuel Jiang, and C. L. Chien, "Structure of CoxAg100-x and Its Relation to GMR", (invited paper of MRS annual meeting in Boston, MA  1992), Mat. Res. Soc. Proc. No.286 "Nanophase and Nanocomposite Materials", edited by S. Komarneni, J. C. Parker and G. J. Thomas, p.197-207, (1993).

16.  J. Samuel Jiang, John Q. Xiao, and C. L. Chien, "Ginat Magnetoresistance in Granular Magnetic Systems," in Magnetism and Structure in Systems of Reduced Dimension, NATO ASI Series B, edited by R. F. C. Farrow, B. Dieny, M. Donath, A. Fert and D. B. Hermsmeier, NATO Advanced Study Institute in Science and Technology, Series B, Vol. 309, , p.381-388 (Plenum Press, NY  1993).

17.  C. L. Chien, John Q. Xiao, and J. Samuel Jiang, "Giant Magnetoresistance in Granular Ferromagnetic Systems." (Invited paper at the 37th Conference on Magnetism and Magnetic Materials, Houston Texas),  J. Appl. Phys. 73, 5309 (1993).

18.  L. Pirauex, M. Cassart, J. S. Jiang, John Q. Xiao,  C. L. Chien, and A. Fert, "Magnetothermal Transport Properties of Granular Co-Ag Solids," Phys. Rev. B48, (Rapid Communications), 638 (1993).

19.  Marta Z. Cieplak, A. Sienkiewicz, F. Mila, S. Guha, Gang Xiao, John Q. Xiao, and C.L. Chien, "Spin Dynamics in the La1.85Sr0.15Cu1-xFexO4 System Probed by ESR", Phys. Rev. B48, 4019 (1993).

20.  G. M. Chow, T. Ambrose, John Q. Xiao, F. Kaatz, and A. Ervin, "Nanostructured Co-Cu Powders via a Chemical Route" NanoStructured Materials, 2, 131 (1993).

21.  L. Pirauex, M. Cassart, V. Bayot,  J. S. Jiang, John Q. Xiao , and C. L. Chien, "Giant Magnetothermal Conductivity and Giant Magnetothermopower in Granular Co-Ag Solids", (invited paper of INTERMAG Conference in Stockholm, Sweden, 1993),  IEEE Trans. Mag. MAG-29, 2700 (1993).

22.  John Q. Xiao, J. Samuel Jiang, and C. L. Chien, "Giant Magnetoresistive Properties in Granular Transition Metals", (invited paper of INTERMAG Conference in Stockholm, Sweden, 1993), IEEE Trans. Mag. MAG-29, 2688 (1993).

23.  John Q. Xiao and C. L. Chien,   “Structural And Magnetic-Properties Of Rf-Sputtered Iron Nitrides Using NH3” J Appl. Phys. 75: 5800, (1994)

24.  J.H. Kim, L. Xing, John Q. Xiao,  C.L. Chien, and Z. Tesanovic, "Electrical Conductivity in Magnetic Granular Solids," Solid State Communications, 89, 157 (1994).

25.  John Q. Xiao,  and C. L. Chien,  "RF Reactive Sputtered Fe Nitrides Using Ammonia Gas: Structure and Magnetic Properties,"  Appl. Phys, Lett. 64, 17 (1994).

26.  L. Piraux, M. Cassart, E. Grivei, M. Kinany-Alaoui, V. Bayot, J. Samuel Jiang, John. Q. Xiao, and C. L. Chien, "Thermal and Thermoelectric Properties of Granular Co-Ag Solid", J. Magn. Magn. Mat. 136, 221 (1994).

27.  John Q. Xiao, K. Liu, L. F. Schelp, J. E. Schmidt, and C. L. Chien, "Effects of Ar Ion Implantation and Annealing on Structural and Magnetic Properties of Co/Pd Multilayers, J. Appl. Phys. 76, 6081 (1994).

28.  A. Garvin, M. H. Kelley, John Q. Xiao, C. L. Chien, and R. J. Celotta, "Domain Structures in Magnetoresistive Granular Metals", Appl. Phys. Lett. 66, 1683 (1995).

29.  John Q. Xiao and C. L. Chien, "Proximity Effects of NbN/GdN Superconductor/Ferromagnetic Insulator Multilayers", Phys. Rev. Lett. 76, 1727 (1996).

30.  John Q. Xiao and C. L. Chien, "Perpendicular Anisotropy in Metallic Granular Solids" J. Appl. Phys. 79, 5309 (1996).

31.  A. Gavrin, M. H. Kelley, John Q. Xiao, and C. L. Chien, “Magnetic domain percolation in granular Co-Ag, J. Appl. Phys. 79, 5306 (1996).

32.  K. Liu, X. W. Wu, K. Ahn, T. Sclchek, C. L. Chien, and John Q. Xiao, “Charge ordering and Magnetoresistance in Nd­1-xCa­­xMnO3 Due to Reduced Double Exchange”  Phys. Rev. B54, (Rapid Communications), 3007, (1996).

33.  John Q. Xiao, Andy Gavrin, and C. L. Chien, “Perpendicular Anisotropy and Domain Structures in magnetic granular solids”, to appear in “Magnetic Hysteresis in Novel Magnetic Magnetic Materials”, Edited by G. C. Hadjipanayis (Kluwer academic publishers, Netherlands, 1996).

34.   K. Liu, X. W. Wu, K. Ahn, T. Sclchek, C. L. Chien, and John Q. Xiao, “Charge ordering and Magnetoresistance in Nd­1-xCa­­xMnO3 Due to Reduced Double Exchange” Phys. Rev. B55, 11878-11878 (1997)

35.  C. L. Chien, S. Jiang, John Q. Xiao, D. Davidovic, and D. Reich, “Proximity and Coupling Effects in Superconducting/magnetic Multilayers”, J. Appl. Phys. 81, 5358 (1997).

36.  John Q. Xiao and C. L. Chien, "Antiferromagnetic Exchange Through an Amorphous Metallic Layer," J. Chin. Electr. Microsc. Soc. 16, 409 (1997).

37.  R. L. Sommer, John Q. Xiao, and C. L. Chien, “Magnetic and magneto-transport properties of metastable GdxNb1-x alloys” IEEE Trans. Magn 34, 1135, (1998)

38.  Y.D. Zhang, J.I.  Budnick,  W. A. Hines, C. L. Chien, and John Q. Xiao “Effect of magnetic field on the superparamagnetic relaxation in granular Co-Ag samples” Appl. Phys. Lett. 72, 2053-2055 (1998).

39.  D. V. Dimitrov, S. F. Zhang, John Q. Xiao, G. C. Hadjipanayis, and C. Prados, “The Effect of Exchange Interactions at Antiferromagnetic/Ferromagnetic Interfaces on Exchange bias and Coercivity, Phys. Rev. B58, 12090 (1998).

40.  D. V. Dimitrov, C. Prdos, C. Y. Ni, G. C. Hadjipanayis, and John Q. Xiao, “Magnetoresistance in NiCoO/PY/Cu/PY spin valves”J. Magn. Mag. Mat. 189, 25, (1998).

41.   R. H. Yu, S. Basu, Y. Zhang, G. C. Hadjipanayis, B. E. Lorenz, C. D. Grahm, Jr., and John Q. Xiao, “Microstructural Effect of Magnetic Properties of FeCo-based Soft Magnetic Materials”,  Jap. J. Appl. Phys. (1998).

42.    R. H. Yu, S. Basu, Y. Zhang Y, and John Q. Xiao, “Magnetic domains and coercivity in FeCo soft magnetic alloy”. J. Appl. Phys. 85, 6034, (1999)

43.  R. H. Yu, S. Basu, and John Q. Xiao, “Pinning Effect of the Grain Boundaries on Magnetic Domain Wall in FeCo-based Magnetic Alloys”,  J. Appl. Phys. 85, 6655, (1999).

44.  Y.F. Li, R. H. Yu, D. V. Dimitrov, and John Q. Xiao, “Memory Effect and Temperature Behavior in Spin-Valves with and without Antiferromagnetic Subsystems.” J. Appl. Phys. 86, 5692 (1999).

45.  R. H. Ru, G. Landry, S. Basu, and John Q. Xiao, “Magneto-impedance effect in soft magnetic tubes,” J. Appl. Phys. 87: (9) 4807-4809 (2000).

46.  Y.F. Li and John Q. Xiao, “Memory effect in standard spin valve structures”  J. Appl. Phys. 87: (9) 4951-4953 (2000)

47.  R.H. Yu, L. Ren, S. Basu, K.M. Unruh, A. Parvizi-Majidi A, J. Q. Xiao,  “High Temperature Soft Magnetic Materials: FeCo Alloys and Composites”, J. Appl. Phys. 87: (9) 5840-5842 (2000).

48.   R.H. Ru, S. Basu, and John Q. Xiao, “AC Properties of FeCo Alloys”, to appear in J. Magn. Magn. Mag. (2000).

49.  Kyusik Sin, Chester Chien, Shin Funada, Mark Miller, and Hua-Ching Tong,  Jinsong Wang, Glen Landry, and John Q. Xiao, “Spin Dependent Tunneling Jounctions with Ion Beam Oxidized Tunneling Barrier” To Appear in IEEE Trans. Magn.  (2000)

50.  R. H. Yu, S. Basu, L. Ren, Y. Zhang, Azar Parvizi-Majidi, and John Q. Xiao, “High Temperature Soft Magnetic Materials: FeCo Alloys and Composites” J. Appl. Phys. 87: 5840 (2000)

51.  Y. F. Li, R.H. Yu,  John Q. Xiao, and D.V. Dimitrove, "Exchange bias and MR behavior in standard spin valves after novel thermal process", To appear J. Appl. Phys. (2000)

52.  D. V. Dimitrov, J. van Ek , Y. F. Li, John Q. Xiao, "Enhanced Magnetic Stability in Spin Valves with Synthetic Antiferromagnet", J. Appl. Phys. 87: (9) 6427-6429 (2000).

53.  D.V. Dimitrov, J. van Ek , Y.F.  Li YF, and John Q. Xiao, “Nucleation field in synthetic antiferromagnet stabilized with uniaxial or unidirectional anisotropy”, J MAGN MAGN MATER 218: (2-3) 273-286 AUG 2000.

54.   R.H. Yu, S. Basu, L. Ren, Y. Zhang, Azar Parvizi-Majidi, and John Q. Xiao, “High temperature soft magnetic materials: FeCo alloys and composites,”  IEEE Trans. Magn. 36 (5): 3388-3393 (2000)

55.  X. Chen, Y. J. Wang, B.Q. Liang, Y. J. Zhao, and  John Q. Xiao, “Perpendicular anisotropy in the amorphous TbCo/Si multilayers” J. Appl. Phys. 87: (9) 6845-6847 (2000).

56.  G. Landry, X.Xiang, Y. Dong, and John Q. Xiao, ” Interfacial Capacitance Effects in Magnetic Tunneling Junctions”, Appl. Phys. Lett. 78, p501 (2001).

57.  L. Ren, R. H. Ru, S. Basu, John Q. Xiao, and A. Majatich,  ”Mechanical Properties Fe-Co Soft Magnets,”  J. MATERIALS SCIENCE 36 (6), 1451-1457, (2001)

58.  Eric D. Wetzel, Bruce Fink, Y.F. Li, and John Q. Xiao, “Advanced Magnetic Materials for Curie Temperature-Controlled Bonding”, to appear Army Science Conference, (2001)

59.   G. landry, X. Xiang, J. Du, and John Q. Xiao, “ Interfacial capacitance effects in magnetic tunneling junctions,”  J. Magn. Magn. Mat. 226, 920-921, MAY 2001.

60.          L. Ritchie, X. Liu, S. Ingvarsson, G. Xiao, J. Du, and John Q. Xiao, “Large Exchange Bias Through Seed Layer Variation in NiFe/Al2O3/NiFe Tunnel Junctions”, to appear in Appl. Phys. Letts. (2001).

61.  J. Du, X. Xiang, G. Landry, T. Zhu, H. Zhao, and John Q. Xiao,  “Study on Wedge-shaped Insulator Magnetic Tunneling Junctions", To appear in Physica.  (2001).

62.  N. Garcia, E.V. Ponizowskaya, and John Q. Xiao, “Zero Permeability Materials:  Band Gaps at Visible”, Submitted to Appl. Phys. Letts.

63.   T. Zhu, X.H. Xiang, G. Landry, D.V. Dimitrov, N. Garcia, and John Q. Xiao, “Bulk versus Interface Contributions to TMR in Magnetic Tunnel Junctions”, Submitted to Phys. Rev. Letts.

 

 

Published Books

 

1.   Chapter Five “Recording Head Materials” in “Handbook of Thin Film Process Technology, IOP Publisher  (1997).

 

Invited talks:

 

1.         "Giant Magnetoresistance in Granular Magnetic Systems." Material Research Society Fall Meeting, Boston, MA (Nov., 1992).

2.         "Giant Magnetoresistive Properties in Granular Transition Metals"  Intermag Conference, Stockholm, Sweden (March, 1993).

3.         "Giant Magnetoresistance, Giant Magnetothermal Conductivity and Giant Magnetothermopower in Granular Metallic Solids", IBM Yorktown Research Center, Yorktown Heights, NY (April 26, 1993).  

4.         “Magnetoresistance in Multilayer and Spin Valve Structures” Motorola Research Center, Phoenix,  AZ (Jan. 1995).

5.         “Antiferromagnetic Exchange Coupling Through an Amorphous Metal” Physics on Thin Film Conference, Hefei, China (June, 1996).

6.         “Properties in Nanostructured Materials” Nanjing University, China (June, 1996).

7.      “Spin-polarized transport in nanostructures” Department of Physics, Villanova University (March, 1998)

8.      “Exchange coupling between ferromagnetic and antiferromagnetic layers”  Department of Physics, Pennsylvania State University (April, 1998).

9.      “Exchange coupling between ferromagnetic and antiferromagnetic layers” Department of Physics, Brown University (April, 1998)

10.  “Spintronics-Spin Engineering for Magnetoelectronics Devices”, Veeco Process Equipment (Novemeber, 1998)

11.   “Spin-Polarized Transport in Magnetic Nanostructure and Their Application in Information recording”, IEEE Philadelphia Chapter, University of Pennsyvalnia  (April, 1999).

12.  “Memory Effect and Temperature Behavior in Spin-Valves with and without Antiferromagnetic Subsystems.” National Conference of Magnetism and Magnetic Materials, Beijing (August, 1999)

13.  “High Temperature Soft Magnetic Materials: FeCo Alloys and Composites” InterMag Conference, Toronto (April, 2000)

14.  “Spin Polarized Transport in Magnetic Tunneling Junctions”, Institute of Physics, Chinese Academy of Science, Beijing, China, (June, 2000)

15.  “Spin Polarized Transport in Magnetic Tunneling Junctions”, Colloquium, Department of Physics,  West Virginia University, Morgantown, WV, October 19, 2000.

16.  “Electron-Electron Interaction in Magnetic Tunneling Junctions”, Workshop On Tunneling And Ballistic Magnetoresitances And Domain Wall Structures, Laboratorio de Fisica de Sistemas Pequeńos y Nanotecnologia (CSIC), Madrid 28006, Spain, November 16, 2000.

 

 

Collaborators:

 

1.     Prof. C. L. Chien (Department of Physics, The Johns Hopkins University)

2.     Prof. M. Z. Cieplak (Department of Physics, Polish Academy of Science)

3.     Dr. Jeff Childress (IBM Research center)

4.     Prof. A. Gavrin (Department of Physics, Indiana University-Purdue University)

5.     Prof. John W. Gillespie (Center for Composite Materials, University of Delaware)

6.     Prof. George Hadjipanayis (Department of Physics, University of Delaware)

7.     Dr. Samuel Jiang (Argonne National Laboratory) 

8.     Prof. L. Piraux (Department of Physics, Louvain-la-Neuve, Belgium)

9.     Prof. J. Schmidt (Department of Physics, UFRGS, Brazil)

10. Prof. ShuFang Zhang (Department of Physics, University of Missouri)

11. Prof. Karl M. Unruh (Department of Physics, University of Delaware)

12. Prof.  G. Xiao (Department of Physics, Brown University)

13. Dr. T.Chui (Bartol Research Institute)