IRG-3 Publications resulting from PRIMARY MRSEC Support

2007

Bolon, B.; Haugen, M.A.; Abin-Fuentes, A.; Deneen, J.; Carter, C.B.; Leighton, C. Multiple Antiferromagnet/Ferromagnet Interfaces as a Probe of Grain-Size-Dependent Exchange Bias in Polycrystalline Co/Fe₅₀Mn₅₀. J. Mag. Mag. Mat. 2007, 309, 54. (cross-referenced in proto-IRG)

Chan, M.; Parker, J.S.; Crowell P.A.; Leighton, C. Identification and Separation of Two Distinct Contributions to the Training Effect in Polycrystalline Exchange Biased Co/FeMn Bilayers. Phys. Rev. B. 2007 (in press).

Crooker, S.A.; Furis, M.; Lou, X.; Crowell, P.A.; Smith, D.L.; Adelmann, C.; Palmstrøm, C.J. Optical and Electrical Spin Injection and Spin Transport in Hybrid Fe/GaAs Devices. J. Appl. Phys. 2007, 101, 081716.

Fitzsimmons, M.R.; Kirby, B.J.; Hengartner, N.W.; Trouw, F.; Erickson, M.J.; Flexner, S.D.; Kondo, T.; Adelmann, C.; Palmstrøm, C.J.; Crowell, P.A.; Chen, W.C.; Gentile, T.R.; Borchers, J.A.; Majkrzak, C.F.; Pynn, R. Suppression of Nuclear Polarization Near the Surface of Optically Pumped GaAs. Phys. Rev. B, 2007, 76, 245301.

Kobrinskii, A.I.; Wong, C.Y.; Goldman, A.M. Thickness Dependence of the Exchange Bias in Epitaxial Manganite Bilayers. Phys. Rev. B. (submitted).

Kubo, T.; Parker, J.S.; Hillmyer, M.A.; Leighton, C. Characterization of Pattern Transfer in the Fabrication of Magnetic Nanostructure Arrays by Block Copolymer Lithography. Appl. Phys. Lett. 2007, 90,233113.

Leighton, C.; Manno, M.; Cady, A; Freeland, J.W.; Wang, L.; Umemoto, K.; Wentzcovitch, R.M.; Chen, T.Y.; Chien, C.L.; Kuhns, P.L.; Hoch, M.J.R.; Reyes, A.P.; Moulton, W.G.; Dahlberg, E.D.; Checkelsky, J.*; Eckert, J.* Composition Controlled Spin Polarization in Co_1-xFe_xS₂ Alloys. J. Phys.: Condens. Matter, 2007, 19, 315219.(*Summer 2003 Faculty/Student Team Participants, Harvey Mudd College)

Lou, X.; Adelmann, C.; Crooker, S.A.; Garlid, E.S.; Zhang, J.; Reddy, K.S.M.; Flexner, S.D.; Palmstrøm, C.J.; Crowell, P.A. Electrical Detection of Spin Transport in Lateral Ferromagnet-Semiconductor Devices. Nat. Phys. 2007, 3, 197.

Saha, J.; Bolon, B.; Abin-Fuentes, A.; Parker, J.S.; Leighton, C.; Victora, R. Comparison Between Micromagnetic Simulation and Experiment for the Co/g-Fe₅₀Mn₅₀ Exchange-biased System. J. Appl. Phys. 2007, 102, 073901.

Saha, J.; Victora, R.H. Spontaneous Exchange Bias: Uniaxial Anisotropy in an Otherwise Isotropic System. Phys. Rev. B, 2007, 76, 100405(R).

2006

Cai, X.; Frisbie, C.D.; Leighton, C. Optimized Dielectric Properties of SrTiO₃:Nb/SrTiO₃ (001) Films for High Field Effect Charge Densities. Appl. Phys. Lett. 2006, 89, 242915. (cross-referenced in IRG-2)

Gredig, T; Krivorotov, I.N.; Dahlberg, E.D. Temperature Dependence of Magnetization Reversal and Angular Torque in Co/CoO. Phys. Rev. B, 2006, 74, 94431.

Hoch, M.J.R.; Kuhns, P.L.; Moulton, W.G.; Reyes, A.P.; Lu, J.; Wang, L.; Leighton, C. Spin Dynamics in Highly Spin Polarized Co_1-xFe_xS₂. AIP Conf. Proc.: 24^th International Conference on Low Temperature Physics. Eds: Takano, Y.; Hershfield, S.P.; Hill, S.O.; Hirschfield, P.J.; Goldman, A.M. 2006, 850, 1263.

Kuhns, P.L.; Hoch, M.J.R.; Reyes, A.P.; Moulton, W.G.; Wang, L.; Leighton, C.Evolution With Composition of the d-band Density of States at the Fermi Level in Highly Spin-Polarized Co_1-xFe_xS₂-. Phys. Rev. Lett. 2006, 96,167208.

Lou, X.; Adelmann, C.; Furis, M.; Crooker, S.A.; Palmstrøm, C.J.; Crowell, P.A. Electrical Detection of Spin Accumulation at a Ferromagnet-Semiconductor Interface. Phys. Rev. Lett. 2006, 96, 176603.

Misra, A.; Victora, R.H. Ferromagnetic Relaxation by Magnon Induced Currents. Phys. Rev. B, 2006, 73, 172414.

Parker, J.S.; Wang, L.; Steiner, K.A.; Crowell, P.A.; Leighton, C. Exchange Bias as a Probe of the Incommensurate Spin Density Wave in Epitaxial Fe/Cr (001). Phys. Rev. Lett. 2006, 97, 227206.

Saha, J.; Victora, R.H. Large Scale Micromagnetic Simulation for the Exchange Interaction Between a Polycrystalline Antiferromagnet and a Ferromagnet. Phys. Rev. B, 2006, 73, 104433.

Tan, L.; Stadler, B.J.H. Fabrication and Magnetic Behavior of Co/Cu Multilayered Nanowires. J. Mat. Res. 2006, 21, 2870.

Umemoto, K.; Wentzcovitch, R.M.; Wang, L.; Leighton, C. Electronic Structure of Co_1-xFe_xS_2. Phys. Stat. Sol. (b), 2006, 243, 2117.

Wang, L.; Chen, T.Y.; Chien, C.L.; Checkelsky, J.G.*; Eckert, J*; Dahlberg, E.D.; Umemoto, K.; Wentzcovitch, R.M.; Leighton, C. Composition Controlled Spin Polarization in Co_1-xFe_xS₂: Electronic, Magnetic, and Thermodynamic Properties. Phys. Rev. B. 2006, 73,144402. (*Summer 2003 Faculty/Student Team Participants, Harvey Mudd College)

Wang, L.; Chen, T.Y.; Chien, C.L.; Leighton, C. Sulfur Stoichiometry Effects in Highly Spin Polarized CoS₂ Single Crystals. Appl. Phys. Lett. 2006, 88, 232509.

Wang, R.F.; Nisoli, C.; Freitas, R.; Li, J.; McConville, W.; Cooley, B.J.; Lund, M.S.; Samarth, N.; Leighton, C.; Crespi, V.H.; Schiffer, P. Artificial Spin Ice in a Geometrically Frustrated Lattice of Nanoscale Ferromagnetic Islands. Nature, 2006, 439, 303.

2005

Bhattacharya, A.; Eblen-Zayas, M.; Staley, N.E.; Kobrinskii, A.L.; Goldman, A.M. Low-Temperature Glassy Response of Ultrathin Manganite Films to Electric and Magnetic Fields. Phys. Rev. B, 2005, 72, 132406.

Crooker, S.A.; Furis, M.; Lou, X.; Adelmann, C.; Smith, D.L.; Palmstrøm, C.J.; Crowell, P.A. Imaging Spin Injection and Accumulation in Lateral Ferromagnet/Semiconductor Structures. Science, 2005, 309, 2191.

Olayo-Valles, R.; Guo, S.; Lund, M.S.; Leighton, C.; Hillmyer, M.A. Perpendicular Domain Orientation in Thin Films of Polystyrene-Polylactide Diblock Copolymer. Macromolecules, 2005, 38, 10101. (cross-referenced in IRG-1)

Park, J.P.; Crowell, P.A. Interactions of Spin Waves with a Magnetic Vortex. Phys. Rev. Lett. 2005, 95, 167201.

Venus, D.; Hunte, F.; Dahlberg, E.D. Contribution of Low-Temperature Degrees of Freedom to the Anisotropy in Co/CoO Exchange Coupled Bilayers. J. Magn. Magn. Mater. 2005, 286, 191.

Wang, L.; Umemoto, K.; Wentzcovitch, R.M.; Chen, T.Y.; Chien, C.L.; Checkelsky, J.*; Eckert, J.M.*; Dahlberg, E.D.; Leighton, C. Co_1-x FexS₂: A Tunable Source of Highly Spin-Polarized Electrons. Phys. Rev. Lett. 2005, 94, 056602. (*Summer 2003 Faculty/Student Team Participants, Harvey Mudd College)

Zaspel, C.; Ivanov, B.A.; Park, J.P.; Crowell, P.A. Excitations in Vortex-State Permalloy Dots. Phys. Rev. B, 2005, 72, 024427.

2004

Bayer, C.; Park J.P.; Wang, H.; Yan, M.; Campbell, C.E.; Crowell, P.A. Spin Waves in an Inhomogeneously Magnetized Stripe. Phys. Rev. B, 2004, 69, 134401.

Dobin, A.Yu.; Victora, R.H. Intrinsic Nonlinear Ferromagnetic Relaxation. J. Appl. Phys. 2004, 95, 7139.

Dobin, A.Yu.; Victora, R.H. Surface Roughness Induced Extrinsic Damping in Thin Magnetic Films. Phys. Rev. Lett. 2004, 92, 257204.

Eckert, J.C.*; Seetin, M.*; Gredig, T.; Dahlberg, E.D. Effects of Seed Layer on the Coercivity and Exchange Bias in Co/Ag/CoO Heterostructures. J. Magn. Magn. Mat. 2004, 272, 1210. (*Summer 2002 Faculty/Student Team Participants, Harvey Mudd College)

Lund, M.S.; Fitzsimmons, M.R.; Park, S.; Leighton, C. Temperature-Dependent Magnetic Interface Location in Interdiffused Exchange Biased Bilayers. Appl. Phys. Lett. 2004, 85, 2845.

Lund, M.S.; Leighton, C. Design and Performance of a Molecular Beam Epitaxy System for Metallic Heterostructure Deposition Illustrated by a Study of the Controlled Epitaxy of Cu(111)/Al₂O₃(0001). J. Vac. Sci. Technol. 2004, A 22, 2027.

Wang, L.; Chen, T.Y.; Leighton, C. Spin-Dependent Band Structure Effects and Measurement of the Spin Polarization in the Candidate Half-Metal CoS₂. Phys. Rev. B. 2004, 69, 094412.

2003

Dobin, A.Y.; Nikolaev, K.R.; Krivorotov, I.N.; Wentzcovitch, R.M.; Dahlberg, E.D.; Goldman, A.M. Electronic and Crystal Structure of Fully Strained LaNiO₃ Films. Phys. Rev. B. 2003, 68, 113408.

Dobin, A. Yu.; Victora, R.H. Intrinsic Nonlinear Ferromagnetic Relaxation in Thin Metallic Films. Phys. Rev. Letters, 2003, 90, 167203.

Dong, X.Y.; Dong, J.W.; Xie, J.Q.; Shih, T.C.; McKernan, S; Leighton, C.;Palmstrøm, C.J. Growth Temperature-Controlled Magnetism in Molecular Beam Epitaxy Grown Ni₂MnAl Heusler Alloy. J. Cryst. Growth, 2003, 254, 384.

Krivorotov, I.N.; Leighton, C.; Nogues, J.; Schuller, I.K.; Dahlberg, E.D. Origin of Complex Exchange Anisotropy in Fe/MnF₂ Bilayers. Phys. Rev. B. 2003, 68, 54430.

Venus, D.; Hunte, F.; Krivorotov, I.N.; Gredig, T.; Dahlberg, E.D. Magnetic Relaxation in Exchange-Coupled Co/CoO Bilayers Measured with ac-anisotropic Magnetoresistance. J. Appl. Phys. 2003, 93, 8609.

Wolf, J.A.*; Anderson, K.K.*; Dahlberg, E.D.; Crowell, P.A.; Chen, L.C.; Palmstrøm, C.J.Tunable Magnetization Reversal in Epitaxial bcc Fe_1-xCo_x Films on Vicinal Surfaces. J. Appl. Phys. 2003, 93, 8256. (*Summer 2002 Faculty/Student Team Participants, Augsburg College)

2002

Dahlberg, E.D.; Gredig, T.; Krivorotov, I.N.; Leighton, C.; Nogues, J.; Schuller, I.K.; Goldman, A.M. The Use of the Anisotropic Magnetoresistance to Study Exchange Coupling. Intermag Europe 2002 Digest of Technical Papers. 2002 IEEE International Magnetics Conference (Cat.No.02CH37323). IEEE. 2002, pp.DA5. Piscataway, NJ, USA.

Eames, P.; Dahlberg, E.D. Characterization of Domain States in Submicron Sized Permalloy Particles with Perpendicular Anisotropy. J. Appl. Phys. 2002, 91, 7986.

Gredig, T.; Krivorotov, I.N.; Dahlberg, E.D. Magnetization Reversal in Exchange Biased Co/CoO Probed with Anisotropic Magnetoresistance. J. Appl. Phys. 2002, 91, 7760.

Isakovic, A.F.; Carr, D.M.; Strand, J.; Schultz, B.D.; Palmstrøm, C.J.; Crowell, P.A. Optically Pumped Transport in Ferromagnet-Semiconductor Schottky Diodes. J. Appl. Phys. 2002, 91, 7261.

Kilian, K.A.; Victora, R.H. Quantitative Micromagnetics Simulation of Exchange Bias in the NiFe/NiMn System. IEEE Trans. Mag. 2002, 38, 4.

Krivorotov, I.N.; Leighton, C.; Nogues, J.; Schuller, I.K.; Dahlberg, E.D. Relation Between Exchange Anisotrophy and Magnetization Reversal Asymmetry in Fe/MNF₂ Bilayers. Phys. Rev. B. Rapid Communication, 2002, 65, 100402.

Krivorotov, N.; Gredig, T.; Nikolaev, K.R.; Goldman, A.M.;Dahlberg, E.D. Role of Magnetic Aftereffect in Coercivity Enhancement of Co/CoO Bilayers. Phys. Rev. B. Rapid Communication, 2002,65, 180406.

Kronik, L.; Jain, M.; Chelikowsky, J.R. Electronic Structure and Spin Polarization of Mn_xGa_1-xN. Phys. Rev. B, 2002, 66, 041203.

Lee, W.-T.; te Velthuis, S.G.E.; Felcher, G.P.; Klose, F.; Gredig, T.; Dahlberg, E.D. Ferromagnetic Domain Distribution in Thin Films During Magnetization Reversal. Phys. Rev. B, 2002, 65, 224417.

Lund, M.S.; Dong J.W.; Lu J.; Dong X.; Palmstrøm C.J.; Leighton C. Anomalous Magnetotransport Properties of Epitaxial Full Heusler Alloys. Appl. Phys. Lett. 2002, 80, 4798.

IRG-3 Publications resulting from PARTIAL MRSEC Support

2007

Furis, M.; Smith, D.L.; Kos, S.; Garlid, E.S.; Reddy, K.S.M.; Palmstrøm, C.J.; Crowell, P.A.; Crooker, S.A. Local Hanle-Effect Studies of Spin Drift and Diffusion in n:GaAs Epilayers and Spin-Transport Devices. New J. Phys. 2007, 9, 347.

Hathaway, K.; Dahlberg, E.D. Resource Letter STMN-1: Spin Transport in Magnetic Nanostructures. Am. J. Phys. (invited resource paper), 2007, 75, 871.

Mook, W.M.; Lund, M.S.; Leighton, C; Gerberich, W.W. Flow Tresses and Activation Volumes for Highly Deformed Nanoposts. Mat. Sci. and Eng. A. 2007 (in press).

Wu, N.; Losovyj, Ya. B.; Wisbey, D.; Belashchenko, K.; Manno, M.; Wang, L.; Leighton, C.; Dowben, P.A. The Electronic Band Structure of CoS₂. J. Phys. Cond. Mat. 2007, 19, 156224.

Wu, N.; Wisbey, D.; Komesu, T.; Yu Z.X.; Manno, M.; Wang, L.; Leighton C.; Dowben, P.A. The Kinetic Energy Dependent Effective Debye Temperature for CoS₂(100). Phys. Lett. A, 2007 (submitted).

Yu, Z.X.; van Hove, M.A.; Tong, S.Y.; Wisbey, D.; Losovyj, Y.B.; Wu, N.; Manno, M.; Wang, L.; Leighton, C.; Mei, W.N.; Dowben, P.A. The Structure of the CoS₂ (100)-(1x1) Surface. J. Phys. Cond. Mat. 2007, 19, 156223.

2006

Adelmann C.; Hilton, J.L.; Schultz, B.D.; McKernan, S.; Palmstrøm, C.J.; Lou, X.; Chiang, H.-S.; Crowell, P.A. Spin Injection from Perpendicular Magnetized Ferromagnetic δ-MnGa into (Al,Ga)As Heterostructures. Appl. Phys. Lett. 2006, 89, 112511.

Carmona-Rodriguez, J.; Lozada-Morales, R.; Jimenez-Sandoval, O.; Melendez-Lira, M.; Zuniga-Romero, C.I.; Dahlberg, E.D. Effect of High Copper and Oxygen Concentrations on the Optical and Electrical Properties of (CdTe)_xCu_yO_z Films. Sol. Energy Mater. Sol. Cells, 2006, 90, 2248.

Goldman, A.M. Oxide Heterostructures Grown by Molecular Beam Epitaxy: Spin Injection in Superconductors and Magnetic Coupling Phenomena. Appl. Surf. Science, 2006, 252, 3928.

McGary, P.D.; Tan, L.; Zou, J.; Stadler, B.J.H.; Downey, P.; Flatau, A. Magnetic Nanowires for Acoustic Sensors (Invited). J. Appl. Phys. 2006, 99, 08B310.

Tillmans, A.; Oertker, S.; Beschoten, B.; Guntherodt, G.; Leighton, C.; Schuller I.K.; Nogues, J. Magneto-Optical Study of Transverse Magnetization in the Exchange Bias System Fe/MnF₂(110). Appl. Phys. Lett. 2006, 89, 202512.

Tsuchiya, T.; Wentzcovitch, R.M.; da Silva, C.R.; de Gironcoli, S.; Tsuchiya, J. Pressure Induced High Spin to Low Spin Transition in Magnesiowustite. Phys. Stat. Sol. (b), 2006, 243, 2111.

Tsuchiya, T.; Wentzcovitch, R.M.; de Gironcoli, S. Spin Transition in Magnesiowüstite in Earth's Lower Mantle. Phys. Rev. Lett. 2006, 96, 198501.

Vergara, J.; Madurga, V.; Eames, P.; Dahlberg, E.D. Magnetic Force Microscopy Observations of Co Nanoparticles Grown on Annealing Co₁₀Cu₉₀ Melt Spun Ribbons. J. Appl. Phys. 2006, 99, 53910-1-4.

Zou, J.; Qi, X.; Tan, L.; Stadler, B.J.H. Nanoporous Silicon with Long-Range-Order Using Imprinted Anodic Alumina Etch Masks. Appl. Phys. Lett. 2006, 89, 93106.

2005

Adelmann, C.; Lou, X.; Strand, J.; Palmstrom, C.J.; Crowell, P.A. Spin Injection and Relaxation in Ferromagnet-Semiconductor Heterostructures. Phys. Rev. B Rapid Comm. 2005, 71, 121301.

Adelmann, C.; Xie, J.Q.; Palmstrøm, C.J.; Strand, J.; Lou, X.; Wang, J.; Crowell, P.A. Effects of Doping Profile and Post-Growth Annealing on Spin Injection from Fe into (Al,Ga)As Heterostructures. J. Vac. Sci. Tech. B, 2005, 23, 1747.

Dong, X.Y.; Adelmann, C.; Xie, J.Q.; Palmstrom, C.J.; Lou, X.; Strand, J.; Crowell, P.A.; Barnes, J.-P.; Petford-Long, A.K. Spin Injection From the Heusler Alloy Co₂MnGe into Al_0.1Ga_0.9As/GaAs Heterostructures. Appl. Phys. Lett. 2005, 86, 102107.

Eblen-Zayas, M.; Bhattacharya, A.; Staley, N.E.; Kobrinskii, A.L.; Goldman, A.M. Ambipolar Gate Effect and Low Temperature Magnetoresistance of Ultrathin La_0.8Ca_0.2MnO₃ Films. Phys. Rev. Lett. 2005, 94, 037204.

Engebretson, D.M.; Macedo, W.A.A.; Schuller, I.K.; Crowell, P.A.; Leighton, C. Time Domain Dynamics of the Asymmetric Magnetization Reversal in Exchange Biased Bilayers. Phys. Rev. B, 2005, 71, 184412.

Hilton, J.L.; Schultz, B.D.; McKernan, S.; Spanton, S.M.*; Evans, M.M.R.*; Palmstrøm, C.J. Phase Behavior of Thin Film Mn/GaAs Interfacial Reactions. J. Vac. Sci. Technol. B, 2005, 23, 1752. (*Summer 2003 Faculty/Student Team Participants, University of Wisconsin - Eau Claire)

Jang, H.-J.; Eames, P.; Dahlberg, E.D.; Farhoud, M.; Ross, C.A. Magnetostatic Interactions of Single-Domain Nanopillars in Quasistatic Magnetization States. Appl. Phys. Lett. 2005, 86, 23102.

McGary, P.D.; Stadler, B.J.H. Electrochemical Deposition of Fe_1-xGa_x Nanowire Arrays. J. Appl. Phys. 2005, 97, 10R503.

Pechan, M.J.; Yu, C.; Compton, R.L.; Park, J.P.; Crowell, P.A. Direct Measurement of Spatially Localized FMR Modes in an Antidot Lattice (Invited). J. Appl. Phys. 2005, 97, 10J903.

Strand, J.; Lou, X.; Adelmann, C.; Schultz, B.D.; Isakovic, A.F.; Palmstrøm, C.J.; Crowell, P.A. Electron Spin Dynamics and Hyperfine Interactions in Fe/Al_0.1Ga_0.9As/GaAs Spin Injection Heterostructures. Phys. Rev. B, 2005, 72, 155308.

2004

Adelmann, C.; Carr, D.M.; Crowell, P.A.; Dong, J.W.; Dong, X.Y.; Hilton, J.L.; Isakovic, A.F.; Lu, J.; McKernan, S.; Schultz, B.D.; Shih, T.C.; Strand, J.; Xie, J.Q.; Xin, Y.; Palmstrøm, C.J. Physics of Semiconductor Devices (IWPSD-2003), edited by Bhat, K.N. and DasGupta, A. 2004, 1, 33.

Adelmann, C.; Schultz, B.D.; Strand, J.; Lou, X.; Dong, X.Y.; Xie, J.Q.; Park, S.; Fitzsimmons, M.R.; Crowell, P.A.;Palmstrøm, C.J. Spin Injection Into Semiconductors: The Role of the Fe/Al_xGa_1-xAs Interface. International Conference on Indium Phosphide and Related Materials, Kagoshima, Japan, 2004, 505.

Kim, N.H.; Stadler, B.J.H. Magnetic Nanowires and Y-Junctions. MRS Proceedings: Nanoparticles and Nanowire Building Blocks-Synthesis, Processing, Characterization and Theory, 2004, 818 M2.5, 29.

Kronik, L.; Jain, M.; Chelikowsky, J. Electronic Structure and Spin-Polarization of MnGaP. Applied Phys. Lett. 2004, 85, 2014.

Olayo-Valles, R.; Lund, M.S.; Leighton, C.; Hillmyer, M.A. Large Area Nanolithographic Templates by Selective Etching of Chemically Stained Block Copolymer Thin Films. J. Mater. Chem. 2004, 14, 2729. (cross-referenced in IRG-1)

Park, S.; Fitzsimmons, M.R.; Dong, X.Y.; Schultz, B.D.; Palmstrøm, C.J. Magnetic Degradation of an FeCo/GaAs Interface.Phys. Rev. B, 2004, 70,104406.

Skidmore, G.D.; Kunz, A.; Campbell, C.E.; Dahlberg, E.D. Micromagnetic Domain Structures in Cylindrical Nickel Dots. Phys. Rev. B, 2004, 70, 12410.

2003

Nikolaev, K.R.; Krivorotov, I.N.; Dahlberg, E.D.; Vas'ko, V.A.; Urazhdin, S.; Loloee, R.; Pratt, W.P. Structural and Magnetic Properties of Triode-Sputtered Epitaxial Gamma '-Fe/sub 4/N Films Deposited on SrTiO/sub 3/ (001) Substrates. Appl. Phys. Lett. 2003, 82, 4534.

Palmstrøm, C.J. Epitaxial Heusler Alloys: New Materials for Semiconductor Spintronics. MRS Bulletin, 2003, 28, 725.

Park, J.P.; Eames, P.; Engebretson, D.M.; Berezovsky, J.; Crowell, P.A. Imaging of Spin Dynamics in Closure Domain and Vortex Structures. Phys. Rev. B, 2003, 67, 020403R.

Strand, J.; Isakovic, A.F.; Lou, X.; Crowell, P.A.; Schultz, B.D.; Palmstrøm, C.J. Nuclear Magnetic Resonance in a Ferromagnet-Semiconductor Heterostructure. Appl. Phys. Lett. 2003, 83, 3335.

Strand, J.; Schultz, B.D.; Isakovic, A.F.; Palmstrøm, C.J.; Crowell, P.A. Dynamic Nuclear Polarization by Electrical Spin Injection in Ferromagnet-Semiconductor Heterostructures. Phys. Rev. Lett. 2003, 91, 036602.

Welp, U.; te Velthuis, S.G.E.; Felcher, G.P.; Gredig, T.; Dahlberg, E.D.Domain Formation in Exchange Biased Co/CoO Bilayers. J. Appl. Phys. 2003, 93, 7726.

2002

Brown, H.L.; Dahlberg, E.D.; Kief, M.; Hou, C. Field Dependent Anisotropic Magnetoresistance Measurements on CoFe/IrMn Bilayers. J. Appl. Phys. 2002, 91, 7415.

Engebretson, D.M.; Berezovsky, J.; Park, J.P.; Chen, L.C.; Palmstrøm, C.J.; Crowell, P.A. Time-Domain Ferromagnetic Resonance in Epitaxial Thin Films. J. Appl. Phys. 2002, 91, 8040.

Heyman, J.N.*; Wrage, H.; Lind, C.; Hebert, D.; Neocleous, P.*; Crowell, P.A.; Müller, T.; Unterrainer, K. Terahertz Emission From Magneto-Plasma Oscillations in Semiconductors, in: Ultrafast Phenomena in Semiconductors VI, (edited by Sen; K.-T.F.; Song, J.-J.; Jiang, H.). Proceedings of SPIE. 2002, 4643, 12 (*Summer 1999 Faculty/Student Team Participants, Macalester College).

Leighton C.; Suhl, H.; Nogués, J.; Schuller I.K. Coercivity Enhancement Above the Neel Temperature of an Antiferromagnet/Ferromagnet Bilayer. J. Appl. Phys. 2002, 92, 1483.

Liu, K.; Nogues, J.; Leighton, C.; Roshchin, I.V.; Masuda, H.; Nishio, K.; Schuller, I.K. Fabrication and Thermal Stability of Arrays of Fe Nanodots. Appl. Phys. Lett. 2002, 81, 4434.

Lüdge, K.; Schultz, B.D.; Vogt, P.; Evans, M.M.R.*; Braun, W.; Palmstrøm, C.J.; Richter, W.; Esser, N. Structure and Interface Composition of Co Layers Grown on As-rich GaAs(001) c(4x4) Surfaces. J. Vac. Sci. Technol. B, 2002, 20, 1591. (*Summer 2000-2002 Faculty/Student Team Participant, University of Wisconsin - Eau Claire)

Lund, M.S.; Macedo, W.A.A.; Liu, K.; Nogues, J.; Schuller, I.K.; Leighton C. Effect of Antiferromagnet Anisotropy on the Critical Thickness in Exchange Biased Bilayers. Phys. Rev. B, 2002, 66, 054422.

Montero, M.I.; Liu, K.; Stoll, O.M.; Hoffmann, A.; Schuller, I.K.; Åkerman, J.J.; Martin, J.I.; Vicent, J.L.; Baker, S.M.; Russell, T.P.; Leighton C.; Nogues J. Nanostructures and the Proximity Effect. J. Phys. D: Appl. Phys. 2002, 35, 2398.

Park, J.P.; Eames, P.; Engebretson, D.M.; Berezovsky, J.; Crowell, P.A. Spatially Resolved Dynamics of Localized Spin-Wave Modes in Ferromagnetic Wires. Phys. Rev. Lett. 2002, 89, 277201.

Schultz, B.D.; Farrell, H.H.; Evans, M.M.R.*; Lüdge, K.; Palmstrøm, C.J.ErAs Interlayers for Limiting Interfacial Reactions in Fe/GaAs(100) Heterostructures. J. Vac. Sci. Technol. B, 2002, 20, 1600. (*Summer 2000-2002 Faculty/Student Team Participant, University of Wisconsin - Eau Claire)

IRG-3 Publications resulting from the USE OF SHARED FACILITIES

2007

Choi, S.G.; Palmstrøm, C.J.; Kim, Y.D.; Aspnes, D.E.; Kim, H.J.; Chang, Y.-C. Dielectric Functions and Electronic Structure of InAs_xP_1-x Films on InP. Appl. Phys. Lett. 2007, 91, 041917.

Choi, S.G.; Schultz, B.D.; Palmstrøm, C.J.; Wang, Y.Q. Molecular Beam Epitaxy of Sc_xEr_1-xSb on InAs(100). J. Crystal Growth, 2007, 303, 433.

Downey, P.R.; Flatau, A.B.; McGary, P.D.; Stadler, B.J.H. Effect of Magnetic Field on the Mechanical Properties of Magnetostrictive Iron-Gallium Nanowires. J. Appl. Phys. (in press).

He, C.; Torija, M.A.; Wu, J.; Lynn, J.W.; Zheng, H.; Mitchell, J.F.; Leighton, C. Non-Griffiths-like Clustered Phase Above the Curie Temperature of the Doped Perovskite Cobaltite La_1-xSr_xCoO₃. Phys. Rev. B. 2007, 76, 014401.

Hilton, J.L.; Schultz, B.D.; Palmstrøm, C.J. Growth Temperature Dependence of Mn/GaAs Surfaces and Interfaces. J. Appl. Phys. 2007, 102,063513.

Hoch, M.J.R.; Kuhns, P.L.; Moulton, W.G.; Reyes, A.P.; Torija, M.A.; Mitchell, J.F.; Leighton, C. Disorder and Double Exchange Spin Dynamics in La_0.7Sr_0.3MnO₃ and La_0.7Sr_0.3CoO₃ via NMR Hyperfine Couplings. Phys. Rev. B. 2007, 75, 104421.

Klie, R.F.; Zheng, J.C.; Zhu, Y.; Varela, M.; Wu, J.; Leighton, C. Direct Measurement of the Low Temperature Spin-State Transition in LaCoO₃. Phys. Rev. Lett. 2007, 99, 047203.

Orlyanchik, V.; Weissman, M.B.; Torija, M.A.; Sharma, M.; Leighton, C. Strongly Inhomogeneous Conduction in Cobaltite Films. Phys. Rev. Lett. 2007 (submitted).

Tan, L.; McGary, P.D.; Stadler, B.J.H. Controlling the Angular Response of Magnetoresistance in Co/Cu Multilayered Nanowires Using Co Crystallographic Orientation. J. Appl. Phys. (in press).

Torija, M.A.; Sharma, M.; Fitzsimmons, M.R.; Varela, M.; Wu, J.; Leighton, C. Epitaxial La_0.5Sr_0.5CoO₃ Thin Films: Structure, Magnetism and Transport. Phys. Rev. B. 2007 (submitted).

2006

Aarbogh, H.M.; Wu, J.; Wang, L.; Zheng, H.; Mitchell, J.F.; Leighton, C. Magnetic and Electronic Properties of La_1-xSr_xCoO₃ Single Crystals Across the Percolation Metal-Insulator Transition. Phys. Rev. B. 2006, 74, 134408.

Chelikowsky, J.R.; Kaxiras, T.; Wentzcovitch, R.M. Theory of Spintronic Materials. Phys. Stat. Sol. (b), 2006, 243, 2133.

Compton, R.L.; Crowell, P.A.Dynamics of a Pinned Magnetic Vortex. Phys. Rev. Lett. 2006, 97, 137202.

Farrell, H.H.; Hilton, J.L.; Schultz, B.D.; Palmstrøm, C.J. Nonequilibrium Phases in Epitaxial Mn/GaAs Interfacial Reactions. J. Vac. Sci. Technol. B, 2006, 24, 2018.

Parendo, K.A.; Tan, K.H.S.B.; Bhattacharya, A.; Eblen-Zayas, M.; Staley, N.; Goldman, A.M. Tuning the 2D Superconductor-Insulator Transition by Use of the Electric Field Effect. Low Temperature Physics: 24^th International Conference on Low Temperature Physics; edited by Takano, Y.; Hershfield, S.P.; Hill, S.O.; Hirschfeld, P.J.; Goldman, A.M. AIP Conference Proceedings, 2006, 850, 949.

Parendo, K.A.; Tan, K.H.S.B.; Goldman, A.M. Electrostatic and Parallel-Magnetic-Field Tuned Two-Dimensional Superconductor-Insulator Transitions. Phys. Rev. B, 2006, 73, 174527.

Parendo, K.A.; Tan, K.H.S.B.; Goldman, A.M. Hot-Electron Effects in the Two-Dimensional Superconductor-Insulator Transition. Phys. Rev. B, 2006, 74, 134517.

Schultz, B.D.; Choi, S.G.; Palmstrøm, C.J. Embedded Growth Mode of Thermodynamically Stable Metallic Nanoparticles on III-V Semiconductors. Appl. Phys. Lett. 2006, 88, 243117.

Schultz, B.D.; Palmstrøm, C.J. Embedded Assembly Mechanism of Stable Metal Nanocrystals on Semiconductor Surfaces.Phys. Rev. B Rapid Comm. 2006, 73, 241407.

Shih, T.C.; Xie, J.Q.; Dong, J.W.; Dong, X.Y.; Srivastava, S.; Adelmann, C.; McKernan, S.; James, R.D.; Palmstrøm, C.J. Epitaxial Growth and Characterization of Single Crystal Ferromagnetic Shape Memory Co₂NiGa Films. Ferroelectrics, 2006, 343, 35.

Speetzen, N.; Huang, X.; Stadler, B.J.H.; Victora, R.H. The Effects of Oxygen on Intergranular Exchange and Anisotropy Dispersion in Co/Pd Multilayers for Perpendicular Magnetic Recording Media. J. Appl. Phys. 2006, 99, 08E708.

Tan, K.H.; Sarwa B.; Parendo, K.A.; Goldman, A.M. Anomalous Insulating State Induced by Parallel Magnetic Field in Ultrathin Bismuth Films. Low Temperature Physics: 24^th International Conference on Low Temperature Physics; edited by Takano, Y.; Hershfield, S.P.; Hill, S.O.; Hirschfeld, P.J.; Goldman, A.M. AIP Conference Proceedings, 2006, 850, 951.

Wu, J.; Zheng, H.; Mitchell, J.F.; Leighton, C. Glassy Transport Phenomena in a Phase Separated Perovskite Cobaltite. Phys. Rev. B. Rapid Comm. 2006, 73, 020404.

2005

Davies, J.E.; Wu, J.; Leighton, C.; Liu, K. Magnetization Reversal and Nanoscopic Magnetic Phase Separation in La_1-xSr_xCoO₃. Phys. Rev. B, 2005, 72, 134419.

Giblin, S.R.; Terry, I.; Clarke, S.; Prokscha, T.; Boothroyd, A.T.; Wu, J.; Leighton, C. Observation of Magnetic Excitons in LaCoO₃. Europhys. Lett. 2005, 70, 677.

Mondal, S.K.; Stadler, B.J.H. Novel Designs for Integrating YIG/air Photonic Crystal Slab Polarizers With Waveguide Faraday Rotators. IEEE Photonics Tech. Lett. 2005, 17,127.

Pechan, M.J.; Yu, C.; Carr, D.; Palmstrøm, C.J. Remarkable Strain-Induced Magnetic Anisotropy in Epitaxial Co₂MnGa (001) Films. J. Magn. Magn. Matls. 2005, 286, 340.

Wu, J.; Lynn, J.W.; Glinka, C.; Burley, J.; Zheng, H.; Mitchell, J.F.; Leighton, C. Intergranular Giant Magnetoresistance in a Spontaneously Phase Separated Perovskite Oxide. Phys. Rev. Lett. 2005, 94, 037201.

2004

Bhattacharya, A.; Eblen-Zayas, M.; Staley, N.E.; Huber, W.H.; Goldman, A.M. Micromachined SrTiO₃ Single Crystals as Dielectrics for Electrostatic Doping of Thin Films. Appl. Phys. Lett. 2004, 85, 997.

Qi, X.; Stadler, B.J.H.; Victora, R.H.; Judy, J.H.; Hellwig, O.; Supper, N. Si-Doping of Co/Pd Multilayers for Improved Signal to Noise in Perpendicular Magnetic Recording Media. IEEE Trans. Magn. 2004, 40, 2476.

Qi, X.; Sung, S.-Y.; Mondal, S.K.; Stadler, B.J.H. Structure Analysis of Terbium Aluminosilicate Glass. MRS Proceedings: New Materials for Microphotonics, 2004, 817, 47.

Sung, S.-Y.; Qi, X.; Mondal, S.K.; Stadler, B.J.H. Partial Pressure Differential and Rapid Thermal Annealing for Integrated Yttrium Iron Garnet (YIG). MRS Proceedings: New Materials for Microphotonics, 2004, 817, 213.

Vergara, J.; Eames, P.; Merton, C.; Madurga, V.; Dahlberg, E.D. Moment Determination of Magnetic Force Microscope Tips by Imaging Superparamagnetic Films. Appl. Phys. Lett. 2004, 84, 1156.

2002

Pan, Q.; Dong, J.W.; Cui, J.; Palmstrøm, C.J.; James, R.D. Magnetic Domain Observations of Free Standing Single Crystal Patterned Ni₂MnGa Films. J. Appl. Phys. 2002, 91, 7812.