YORK-NANJING Joint Center of Spintronics and NanoEngineering

[1]    “Ultrathin Fe3O4 epitaxial films on wide bandgap GaN(0001)”, Wong PKJ, Zhang W, Cui XG , Xu YB, Wu J, Tao ZK, Li X, Xie ZL, Zhang R, van der Laan G, PHYSICAL REVIEW B, Volume: 81, Issue: 3, 035419 (2010).  

[2]    “Anisotropic magnetization reversal in 30 nm triangular FeNi dots”, Niu, DX; Zou, X; Wu, J, Xu, YB, APPLIED PHYSICS LETTERS, Volume: 94, Issue: 7, 072501 (2009).

[3]    “The Properties and Structure Relationship of Half Metallic Magnetic Materials on GaAs”, Hassan SSA, Xu YB, Wu J, Zheng JG, Huang JYY , Huang YZ, Damsgaard CD, Hansen JB, Jacobsen CS, IEEE Trans. Magn., Volume: 45, Issue: 10, 4360-4363, (2009)  

[4]    “Epitaxial Growth and Magnetic Properties of Half-Metallic Fe3O4 on Si(100) Using MgO Buffer Layer”, Hassan SSA, Xu YB, Wu J, Thompson SM, IEEE TRANSACTIONS ON MAGNETICS, Volume: 45, Issue: 10, Pages: 4357-4359 (2009).  

[5]    “Magnetic Properties of (Ni83Fe17)(1-x)-Gd-x Thin Films with Diluted Gd Doping”, ): Fu Y, Sun L, Wang JS, Bai XJ , Kou ZX , Zhai Y, Du J, Wu J, Xu YB, Lu HX , Zhai HR, IEEE TRANSACTIONS ON MAGNETICS Volume: 45 Issue: 10, 4004-4007 (2009).  

[6]    “Reduction of In-Plane Uniaxial Magnetic Anisotropy in Patterned Single-Crystal Fe Dot Arrays”, Niu DX, Zou X, Zhai Y, Huang Z, Will I , Wong PKJ , Wu J, Xu YB, IEEE TRANSACTIONS ON MAGNETICS  Volume: 45 Issue: 10, 3507-3510 (2009).

[7]    “Hybrid Spintronic Structures with Magnetic Oxides and Heusler Alloys”, Y. B. Xu, S. S. A. Hassan, P. K. J. Wong, J. S. Claydon, C. D. Damsgaard, J. B. Hansen, C. S. Jacobsen, Y. Zhai, J. Wu, G. van der Laan, R. Feidenhans and S. N. Holmes, IEEE Trans. Magn. Volume 44,  Issue 11,  Part 2,  2959 - 2965 (2008).

[8]    “Focused MOKE Study of Self-Assembly Nanoscale FeNi Dot Arrays”, Niu, D. X.; Zou, X.; Wu, J.; Xu, Y. B, Magnetics, IEEE Trans. Magn, 44, 2749 (2008).

[9]     “Magnetic and Structural Properties of Fully Epitaxial Fe3O4/MgO/GaAs(100) for Spin Injection”, Wong, PKJ; Zhang, W; Xu, YB, IEEE TRANSACTIONS ON MAGNETICS   Volume: 44   Issue: 11, 2640-2642 (2008)

[10]“Influence of Capping Layers on Magnetic Anisotropy in Fe/MgO/GaAs(100) Ultrathin Films”, Wong, PKJ; Fu, Y; Zhang, W, Xu, YB et al, IEEE TRANSACTIONS ON MAGNETICS   Volume: 44   Issue: 11, 2907 (2008).

[11]“Picosecond Magnetization Dynamics of Single-Crystal Fe3O4 Thin Films”, Bunce, C.; Wu, J.; Lu, Y. X.; Xu, Y. B.; Chantrell, R. W., IEEE Trans. Magn, 44,  2970 (2008).

[12] “The interface effect of the magnetic anisotropy in ultrathin epitaxial Fe3O4 film”, Z. C. Huang, Y. Zhai, Y. X. Lu, G. D. Li, P.K. J. Wong, Y. B. Xu, Y. X. Xu, and H. R. Zhai, Appl. Phys. Lett ., 92, (11), (2008)

[13]  "Current-induced magnetization switching in asymmetric necked wires”

       S. Lepadatu, J. Wu, and Y. B. Xu, Appl. Phys. Lett. 91, 062512-062514 (2007)

[14]  “Magnetic domain wall formation in ferromagnetic wires with a nanoconstriction”

       Li GD, Zhai Y, Wong PKJ , Niu DX, Lu YX, Lepadatu S, Xu YB,  “, IEEE Trans on Magn.43 (6):    2830-2832 JUN 2007

[15]  “Transport and magneto-transport characteristics of Fe3O4/GaAs hybrid structure”

       Hassan SSA, Xu YB, Ahmad E, Lu YX,  , IEEE Trans on Magn.43 (6): 2875-2877 JUN 2007 

[16]  “Anisotropy of ultrathin epitaxial Fe3O4 films on GaAs(100)”,

       Zhai Y, Huang ZC , Fu Y, Ni C, Lu YX, Xu YB, Wu J, Zhai HR, J. Appl. Phys.101 (9): Art. No.        09D126 MAY 1 2007

[17]“A study on ferromagnetic resonance linewidth of single crystalline ultrathin Fe film grown on GaAs substrate”, Zhai Y, Ni C, Xu Y, Xu YB, Wu J , Lu HX, Zhai HR, “, JOURNAL OF APPLIED PHYSICS 101 (9): Art. No. 09D120 MAY 1 2007

[18]“Ultrafast optically induced spin dynamics in patterned single crystal Fe dot arrays’, Lepadatu S, Wu J, Bunce C, Zou X, Niu D , Xu YB, Chantrell R, Ju GP,  , J. Appl. Phys. 101 (9): Art. No. 09C111 MAY 1 2007

[19]         “A study on spin wave resonance in patterned trilayer films”, Zhai Y, Zhang D, Zhang Y, Shi J , Wong PKJ, Niu DX , Li GD , Xu YB , Zhai HR,  “, J. Appl. Phys.101 (9): Art. No. 09F507 MAY 1 2007

[20]         “Mesoscopic magnetic/semiconductor heterostructures”, Y.B.Xu, J.Claydon, Yongxiong Lu and Ehsan Ahmad, IEEE Trans. Nanotechnology, 5 (5): 455-458, 2006.

[21]         “Comparison between the in-plane anisotropies and magnetostriction constants of thin epitaxial Fe films grown on GaAs and Ga0.8In0.2As substrates, with Cr overlayers”, Morley NA, Gibbs MRJ, Ahmad E, and Xu YB, , J. Appl. Phys.99 (8): Art. No. 08N508 APR 15 2006

[22]         “MOKE hysteresis loop method of determining the anisotropy constants of ferromagnetic thin films: Fe on GaAs(100) with overlayers of Au and Cr”, Morley NA, Gibbs MRJ, Ahmad E, XU YB, “JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 300 (2): 436-444 MAY 2006

[23]         “Heusler alloy/semiconductor hybrid structures”, Hirohata A, Kikuchi A, Tezuka N, Inomata K , Claydon JS , Xu YB, van der Laan G , CURRENT OPINION IN SOLID      STATE & MATERIALS SCIENCE 10 (2): 93-107 APR, 2006

[24]         “Spintronics and spintronic materials overview”, YB Xu CURRENT OPINION IN SOLID STATE & MATERIALS SCIENCE 10 (2): 81-82, APR 2006

[25]         “Self-assembled and patterned Fe and Fe3O4 dots on III-V semiconductors”, Yongbing Xu, E Ahmad and Y X Lu, J. Phys.: Conf. Ser. Vol. 17, pages 7-15 (2005), invited.

[26]         “Vertical spinal electronic device with large room temperature magnetoresistance”, Ahmad E, Valavanis A, Claydon JS, Lu YX, Xu YB, IEEE TRANSACTIONS ON MAGNETICS 41 (10): 2592-2594 OCT 2005

[27]         “XPS and XMCD study of Fe3O4/GaAs interface”, Lu YX, Claydon JS, Ahmad E, Xu YB, Thompson SM, Wilson K, van der Laan G, IEEE TRANSACTIONS ON MAGNETICS 41 (10): 2808-2810 OCT 2005

[28]         “Spin and orbital moments of ultra-thin Fe films on various semiconductor surfaces”, Claydon JS, Niu DX, Xu YB, Telling ND, Kirkman IW, van der Laan G, IEEE TRANSACTIONS ON MAGNETICS 41 (10): 3325-3327 OCT 2005

[29]         “Annealing-induced Fe oxide nanostructures on GaAs”,  Lu YX, Ahmad E, Xu YB, Thompson SM, IEEE TRANSACTIONS ON MAGNETICS 41 (10): 3328-3330 OCT 2005

[30]         “Spin reorientation of Fe film with an ultrathin Co underlayer on Cu(001) substrate”, Ren Y, Gao CL, Zhang ZZ, Ma B, Jin QY, Ahmad E, Xu YB, JOURNAL OF APPLIED PHYSICS 97 (10): Art. No. 10A305 Part 2 MAY 15 2005

[31]         “Deformation induced magnetite nanostripes on GaAs”, Lu YX, Ahmad E, Xu YB, JOURNAL OF APPLIED PHYSICS 97 (10): Art. No. 10B314 Part 2 MAY 15 2005

[32]         “Hybrid Fe3O4/GaAs(100) structure for spintronics”, Lu YX, Claydon JS, Ahmad E, Xu YB, Ali M, Hickey BJ, Thompson SM, Matthew JAD, Wilson K, JOURNAL OF APPLIED PHYSICS 97 (10): Art. No. 10C313 Part 2 MAY 15 2005

[33]         “Current induced magnetic switching in Ni80Fe20, Ni, Fe, and Co wires”, Lepadatu S, Xu YB, Ahmad E, JOURNAL OF APPLIED PHYSICS 97 (10): Art. No. 10C711 Part 2 MAY 15 2005

[34]         “Magnetocrystalline anisotropies and magnetostriction of ultrathin Fe films on GaAs with Cr overlayers”, Morley NA, Tang SL, Gibbs MRJ, Ahmad E, Will IG, Xu YB, JOURNAL OF APPLIED PHYSICS 97 (10): 10H501, 2005

[35]         “In-plane anisotropy and magnetostriction constants of Fe/Ga0.8In0.2As films with Cr “,Morley NA, Gibbs MRJ, Ahmad E, XU YB, JOURNAL OF PHYSICS-CONDENSED MATTER 17 (46): 7253-7262 NOV 23 2005

[36]         “Modulation of magneto-resistance with measurement current in patterned Ni80Fe20 wires”, Lepadatu S, Xu YB, Ahmad E, JOURNAL OF APPLIED PHYSICS 97 (10): Art. No. 10J708 Part 3 MAY 15 2005

[37]         “Magnetostriction and magnetocrystalline anisotropy constants of ultrathin epitaxial Fe films on GaAs, with Au overlayers”, Morley NA, Gibbs MRJ, Ahmad E, Will IG, Xu YB. JOURNAL OF PHYSICS-CONDENSED MATTER 17 (7): 1201-1208 FEB 23 2005

[38]         “Direct observation of domain wall scattering in patterned Ni₈₀ Fe₂₀ and Ni nanowires by current-voltage measurements”,        S. Lepadatu and Y. B. Xu, Phys. Rev. Lett., 92 (12), 127201 (2004).

[39]         “Direct observation of a bulklike spin moment at the Fe/GaAs(100)-4x6 interface”, J. S. Claydon, Y.B. Xu, M. Tselepi, J.A.C. Bland, G. van der Laan, Phys. Rev. Lett., 93 (3) JUL 16 2004.

[40]         “Epitaxial growth and magnetic properties of half-metallic Fe3O4 on GaAs(100)”, Y. X. Lu, J. S. Claydon, Y. B. Xu, D. M.  Schofield, S. M. Thompson, G. van der Laan, Phys. Rev. B, 70 (23): art. no. 233304 DEC 2004

[41]         “Discontinuous resistance change and domain wall scattering in patterned NiFe wires with a nanoconstriction”, S. Lepadatu and Y. B. Xu, IEEE Trans. on Magn., 40 (4): 2688-2690, 2004.

[42]         “Hysteretic properties of epitaxial Fe/GaAs(100) ultra thin film under external uniaxial strain”,  E. Ahmad, I. G. Will, Y. B. Xu , N. A. Morley, and M. R. J. Gibbs, J. Appl. Phys., 95, 6555 (2004) June, 2004.

[43]         “Magnetic properties of ultrathin Fe₃O₄ on GaAs(100)”, Y. X. Lu, J. S. Claydon, Y. B. Xu, D. M.  Schofield, S. M. Thompson, J. Appl. Phys., 95, 7228, June, 2004.

[44]         “Micromagnetic simulation of magnetization reversal in controlled mesoscopic ferromagnetic junction”, Z. Y. Zhong, S. Liu, H.W. Zhang, and Y. B. Xu, , J. Magn. Magn. Mater., 270 (3) April 2004, 425-428

[45]         “Interface bonding versus strain-induced magnetic anisotropy in epitaxial Fe/semiconductor structures”, S. McPhail, C.M. Gurtler, F. Montaigne, Y. B. Xu, M. Tselepi, JAC Bland, Phys. Rev. B67 24409 (2003).

[46]         “A Study on Anisotropy in Ultrathin Epitaxial Fe Films in the Few-Monolayer Region”, Y. Zhai, L. Shi, M. Lu and Y. B. Xu et al,  Modern Physics Letters B, Vol. 17, 1095 (2003).

[47]         “Evolution of magnetic anisotropy in epitaxial Fe films by ferromagnetic resonance”, Y.Zhai, L. Shi, W. Zhang, M. Lu, H. R. Zhai, X. F. Jin, Y.B. Xu, J.A.C. Bland,  J. Appl. Phys. 93, 7622 (2003).

[48]        "Interface magnetism in epitaxial Fe/InAs heterosturctures", Y. B. Xu, M. Tselepi, J. Wu, S.Wang, J. A. C. Bland and G. van der Laan, IEEE Trans. on Magn. 38, 2652(2002).

[49]         "Influence of crystalline structures on the domain configurations in controlled mesoscopic ferromagnetic wire junctions"
A.Hirohata, Y. B. Xu, J. A. C. Bland, S. N. Holmes, E. Cambril, Y. Chen, and F. Rousseaux J. Appl. Phys. 91(10): 7308 (2002).

[50]         "Magnetic nanostructure fabrication by soft lithography and vortex-single domain transition in Co dots "
S.P. Li, M. Natali, A. Lebib, A. Pepin, Y. Chen, Y.B. Xu, J. Magn. Magn. Mater, 241, 447(2002)

[51]         "Test of ballistic spin-polarized electron transport across ferromagnet/semiconductor Schottky interfaces"
A. Hirohata, C. M. Guertler, W. S. Lew, Y. B. Xu, J. A. C. Bland, S. N. Holmes, J. Appl. Phys. 91(10): 7481 (2002).

[52]         “Effects of interdot dipole coupling in mesoscopic epitaxial Fe (100) dot arrays"
Y. B. Xu, A. Hirohata, S. M. Gardiner, T. Tselepi, J. A. C. Bland, E. Cambril, F. Rousseaux and H. Launois, IEEE Trans. on Magn. 37, 2055 (2001).

[53]         "Spin polarised electron transport in ferromagnetic/semiconductor hybrid structures induced by photon excitation"
A.Hirohata, Y. B. Xu, C. M. Guertler and J. A. C. Bland, Phys. Rev. B63, 104425 (2001).

[54]         "Magnetic Compton scattering study of the ferromagnetic amorphous alloys Fe1-xBx"
J. W.Taylor, J. A. Duffy, A. M. Bebb,M. J. Cooper, S. B. Dugdale, J. E. McCarthy, D. N. Timms, D. Greig, Y. B. Xu, Phys. Rev. B63, 22404 (2001).

[55]         "Giant enhancement of orbital moments and perpendicular anisotropy in epitaxial Fe/GaAs(100)"
Y. B. Xu, M. Tselepi, C. M. Guertler, C. A. F. Vaz, G. Wastlbauer, and J. A. C. Bland, J. Appl. Phys. 89, 7156 (2001).

[56]         "Spin-polarized electron transport in ferromagnet/semiconductor hybrid structures (invited)"
J.A. C. Bland, A. Hirohata, C. M. Guertler, Y. B. Xu, J. Appl. Phys., 89, 6744 (2001).

[57]         "In situ study of the temperature-dependent magnetoresistance of ultrathin epitaxial Fe films on GaAs(100)"
C. M. Gurtler, Y. B. Xu, J. A. C. Bland, J. Magn. Magn. Mater, 226, 655 (2001).

[58]         "Spin-polarized electron transport in a NiFe/GaAs Schottky diode"
A.Hirohata, Y. B. Xu, C. M. Guertler, and J. A. C. Bland, Magn. Magn. Mater. 226, 914 (2001).

[59]         "Suppression of 90 degree spin switching in Co nanomagnets grown on the Cu(100)-{2x1}O surface"
M. Tselepi, P. J. Bode, Y. B. Xu, G. M. Guertler, C. A. F. Vaz, G. Wastlbauer, and J. A. C. Bland, J. Appl. Phys. 89, 6683 (2001).

[60]         "Patterning ferromagnetism in Ni80Fe20 films via Ga+ ion irradiation"
W.M. Kaminsky, G. A. C. Jones, N. K. Patel, W. E. Booij, M. G. Blamire, S. G. Gardiner, Y. B. Xu, and J. A. C. Bland , Appl. Phys. Lett., 78, 1589 (2001).

[61]         "Thickness-dependent dynamic hysteresis scaling behaviour in epitaxial Fe/GaAs(100) and Fe/InAs(100)"
T. A. Moore, Y. B. Xu, and J. A. C. Bland, J. Appl. Phys. 89, 7018 (2001).

[62]         "Real time dynamics in epitaxial Fe(100) disks"
S. Gardiner, J. Rothman, Y. B. Xu, M. Tselepi, J. A. C. Bland, J. Appl. Phys. 89, 6790, (2001).

[63]         "Ferromagnetic resonance study of Fe superparamagnetic nanoclusters on GaAs(100)"
Zhai Y, Xu YX,Long JG, Y. B. Xu, Lu M, Lu ZH, Zhai HR, Bland JAC, J. Appl. Phys. 89, 7290 ( 2001).

[64]         "Nucleation, growth and magnetic properties of Fe ultrathin films grown on InAs(100)-4 x 2"
Tselepi M, Y. B. Xu, Freeland DJ, Moore TA, Bland JAC, J. Mang. Mang. Mat. 226, 1585 (2001).

[65]         "Microscopic magnetic relaxation processes in epitaxial Fe/GaAs(001) mesostructures"
Lee WY, Gardiner SM, Rothman J, Y. B. Xu, Ebels U, Bland JAC, J. Magn. Magn. Mat. 226, 1594 (2001).

[66]         "Domain-wall trapping in controlled mesoscopic ferromagnetic wire junctions"
Hirohata A, Y. B. Xu, Yao CC, Leung HT, Lee WY, Gardiner SM, Hasko DG, Bland JAC, Holmes SN, J Magn. Magn. Mat. 226, 1845 (2001).

[67]         "Spin and orbital magnetic moments of ultrathin Fe films on GaAs(100) studied by X-ray magnetic circular dichronism"
Y. B. Xu, Tselepi M, Dudzik E, Guertler CM, Vaz CAF, Wastlbauer G, Freeland DJ, Bland JAC, van der Laan G, J. Magn. Magn. Mat. 226: 1643 (2001).