Kent Lab Papers and Theses

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Review Articles:

-A. D. Kent, J. Yu, U. Ruediger, and S.S.P. Parkin, "Domain wall resistivity in epitaxial ferromagnetic thin film microstructures, " Journal of Physics: Condensed Matter 13, R461-488 (2001).
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Papers:

-A. D. Kent, T. M. Shaw, S. von Molnar, and D.D. Awschalom, "Growth of high aspect ratio nanometer-scale magnets with chemical vapor deposition and scanning tunneling microscopy," Science 262, 1249 (1993).
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-A. D. Kent, T. M. Shaw, S. von Molnar, and D.D. Awschalom, "Properties and measurement of STM fabricated ferromagnetic particle arrays," Journal of Applied Physics 76, 6656 (1994).
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-S Gider, J. Shi, D. D. Awschalom, P.F. Hopkins, K. L. Campman, A.C. Gossard, A.D. Kent and S. von Molnar, "Imaging and magnetometry of switching in nanometer-scale iron particles," Applied Physics Letters 69, 3269 (1996).
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-A. D. Kent and M. Charalambous, "Magnetic microscopy with small scale Hall probes (invited-abstract)," Journal of APplied Physics 81, 1, (1997).
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-A. D. Kent, U. Ruediger, J.Yu, S. Zhang, P. M. Levy and S.S.P. Parkin, "Magnetoresistance due to domain walls in micron scale Fe wires with stripe domains," IEEE Transactions on Magnetics 34, 900 (1998).

-S. Lui, H. Guillou, A. D. Kent, G. W. Stupian, and M. S. Leung, "Effect of probe geometry on the Hall response in an inhomogeneous magnetic field: a numerical study," Journal of Applied Physics 83, 6161 (1998).
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-U. Ruediger, J. Yu, S. Zhang, A.D. Kent and S. S. P. Parkin, "Negative domain wall contribution to the resistivity of microfabricated Fe Wires," Physical Review Letters 80, 5639 (1998).
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-U. Ruediger, J. Yu, A. D. Kent, and S. S. P. Parkin, "Magenetoresistance due to domain walls in an epitaxial microfabricated Fe wire," Applied Physics Letters 73, 1298 (1998).
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-M. Charalambous, R. Koch, A. D. Kent and W. T. Masselink, "Hall magnetometry measurements of bulk single crystalline ringes of YBa2Cu3O7," Physical Review B 58, 9510 (1998).
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-U. Ruediger, J. Yu, S. S. P. Parkin and A. D. Kent, "Magnetoresistance of epitaxial Fe wires with varied domain wall structure," Journal of Magnetism and Magnetic Materials 198-199, 261 (1998).

-U. Ruediger, J. Kohler, A. D. Kent, T. Legero, J. Kubler, P. Fumagalli and G. Guntherod, "High temperature coercivity and Kerr spectroscopy on MnBi/Al multilayers," Journal of Magnetism and Magnetic Materials 198-199, 131 (1999).

-A. D. Kent, U. Ruediger, J. Yu, L. Thomas and S. S. P Parkin, "Magnetoresistance, micromagnetism and domain wall effects in epitaxial Fe and Co structures with stripe domains," Journal of Applied Physics 85, 5243 (1999).
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-J. Yu, U. Ruediger, L. Thomas, S. S. P. Parkin and A. D. Kent, "Micromagnetics of mesoscopic epitaxial (110) Fe elements with nanoshaped ends," Journal of Applied Physics 85, 5501 (1999).
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-U. Ruediger, J. Yu, L. Thomas, S. S. P. Parkin and A. D. Kent, "Magnetoresistance, micromagnetism and domain wall scattering in epitaxial hcp Co films," Physical Review B 59, 11914 (1999).

-J. Yu, U. Ruediger, A. D. Kent, L. Thomas and S. S. P. Parkin, "Micromagnetism and magnetization reversal of micron scale (110) Fe thin film magnetic elements," Physical Review B 60, 7352 (1999).
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-U. Ruediger, G. Guentherodt, P. Fumagalli, L. Thomas, S.S.P. Parkin and A. D. Kent, "Micromagnetism and high temperature coercivity of MnBi/Al multilayers, "Journal of Applied Physics 88, 4221 (2000).
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-Y. Wu, Y. Suzuki, U. Rüdiger, J. Yu, A. D. Kent, T. K. Nath and C.B. Eom, "Magnetotransport and magnetic domain structure in compressively strained colossal magnetoresistance films," Applied Physics Letters 75, 2295 (1999).
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-A. D. Kent, Y. Zhong, L. Bokacheva, D. Ruiz, D. N. Hendrickson and M. P. Sarachik, "Low temperature magnetic hysteresis in molecular magnetic Mn12-acetate," Europhysics Letters 49, 521 (2000).
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-L. Thomas, S. S. P. Parkin, J. Yu, U. Rudiger, and A. D. Kent, "Micromagnetics of submicron 110 Fe elements," Applied Physics Letters 76, 766 (2000).
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-A. D. Kent, Y. Zhong, L. Bokacheva, D. Ruiz, D. N. Hendrickson and M. P. Sarachik, "Low temperature magnetic hysteresis in molecular magnetic Mn12-acetate," Journal of Applied Physics, 87, 5493 (2000).
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-J. Yu, A. D. Kent, and S. S. P. Parkin, "Exchange biasing in polycrystalline thin film nanostructures, " Journal of Applied Physics 87, 5049 (2000).
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-J. Yu, U. Ruediger, A. D. Kent, R. F. C. Farrow, R. F. Marks, D. Weller, L. Folks, S. S. P. Parkin, "Magnetotransport and magnetic properties of MBE L10 FePt thin films,". Journal of Applied Physics 87, 6854 (2000).
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-Y. Suzuki, Y. Wu, J. Yu, U. Ruediger, A. D. Kent, T. K. Nath, and C. B. Eom, "Domain structure and magnetotransport in epitaxial colossal magnetoresistance thin films, " Journal of Applied Physics 87, 6746 (2000).
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-Y. Suzuki, Y. Wu, U. Ruediger, J. Yu, A. D. Kent, T. K. Nath, and C. B. Eom, "Lattice distortions and domain structure in epitaxial manganite thin films, " Symposium JJ, Proceedings of the Materials Research Fall 1999.

-L. Bokacheva, A. D. Kent and M. A. Walters, "Crossover between thermally assisted and pure quantum tunneling in molecular magnet Mn12-Acetate," Physical Review Letters 85, 4803 (2000).
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-A. D. Kent, J. Yu, U. Ruediger, and S. S. P. Parkin, "Domain wall resistivity in epitaxial ferromagnetic thin film microstructures," Journal of Physics: Condensed Matter 13, R461-488 (2001).
full text (pdf form)

-L Bokacheva, A. D. Kent and M. A. Walter, "Micro-Hall magnetometry studies of thermally assisted and pure quantum tunneling in single molecule magnet Mn12-acetate," Polyhedron 20, 1717 (2001).
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-I.V. Roshchin, J. Yu, A. D. Kent, G. W. Stupian, and M. S. Leung, "Magnetic properties of focused ion beam-fabricated nano-constrictions," IEEE Transactions on Magnetics 37, 2101 (2001).
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-C. Konig, M. Sperlich, R. Heinesch, R. Calarco, J. O. Hauch, U. Ruediger, G. Guntherodt, S. Kirsch, B. Oezyilmaz and A. D. Kent, "Shape-dependent magnetization reversal processes and flux-closure configurations of microstructured epitaxial Fe (110) elements," Applied Physics Letters 79, 3648 (2001).
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-E. del Barco, A. D. Kent, E. M. Rumberger, D. N. Hendrickson and G. Christou, "Tunnel splittings in Mn12-acetate single crystals" Europhysics Letters 60(5), 768 (2002).
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-J. Z. Sun, D. J. Monsma, T. S. Kuan, M. J. Rooks, D. W. Abraham, B. Oezyilmaz, A. D. Kent and R. H. Koch, "Spin-torque transfer in batch fabricated spin-valve magnetic nanojunctions," Journal of Applied Physics 93, 6859 (2003).
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-H. Guillou, A. D. Kent, G. Stupian and M. Leung, "New geometries for high spatial resolution Hall probes," Journal of Applied Physics 93, 2746 (2003).
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-E. del Barco, A. D. Kent, E. M. Rumberger, D. N. Hendrickson and G. Christou, "Symmetry of magnetic quantum tunneling in single molecule magnet Mn12-acetate," Physical Review Letters 91, 47203 (2003).
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-B. Oezyilmaz, A. D. Kent, D. Monsma, J. Z. Sun, M. J. Rooks and R. H. Koch, "Current-induced magnetization reversal in high magnetic fields in Co/Cu/Cu Nanopillars," Physical Review Letters 91, 067203 (2003).
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-E. del Barco, A. D. Kent, N. E. Chakov, L. N. Zakharov, A. L. Rheingold, D. N. Hendrickson and G. Christou, "Distribution of internal transverse magnetic fields in a Mn12-based single molecule magnet," Physical Review B, Rapid Communications 69, 020411 (2004).
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-A. D. Kent, B. Özyilmaz and E. del Barco, "Spin-Transfer Induced Precessional Magnetization Reversal," Applied Physics Letters 84, 3897 (2004).
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-B. Oezyilmaz, A. D. Kent, J. Z. Sun and R. H. Koch, "Current Induced Excitations in Single Cobalt Ferromagnetic Layer Nanopillars," Physical Review Letters 93, 176604 (2004).
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-E. del Barco, A. D. Kent, S. Hill, J. M. North, N.S. Dalal, E. M. Rumberger, D. N. Hendrickson, N. Chakov and G. Christou, "Magnetic Quantum Tunneling in the Single Molecule Magnet Mn12-acetate," Journal of Low Temperature Physics 140, 119 (2005)
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-E. del Barco, A. Kent, E.-C. Yang and D. N. Hendrickson, "Quantum Superposition of High Spin States in Single Molecule Magnet Ni4," Physical Review Letters 93, 157202 (2004)
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-M. Zimmler, B. Oezyilmaz, W. Chen, A. D. Kent, J. Z. Sun, M. Rooks and R. Koch, "Current-induced effective magnetic fields in Cu/Co/Cu Nanopillars," Physical Review B 70, 184438 (2004)
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-B. Oezyilmaz, A. D. Kent, M. J. Rooks and J. Z. Sun, "Bipolar high-field excitations in Co/Cu/Co nanopillars," Physical Review B 71,140403(R) (2005)
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-J. Z. Sun, B. Ozyilmaz, W. Chen, M. Tsoi, A. D. Kent, “Spin-transfer-induced magnetic excitations: the role of spin-pumping induced damping,” Journal of Applied Physics 97,10C714 (2005)
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