David J. Sellmyer
George Holmes University Distinguished Professor
Department of Physics and Astronomy
Director, Nebraska Center for Materials and Nanoscience

e-mail: dsellmyer@unl.edu
office: 855 N. 16th Street, Room 097,
T. Jorgensen Hall, Lincoln, NE 68588-0298
phone: (402) 472-2407 or 7886
fax: (402) 472-6148

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2015

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Unusual spin correlations in a nanomagnet, Balamurugan Balasubramanian, Priyanka Manchanda, Ralph Skomski, Pinaki Mukherjee, Bhaskar Das, T A. George, George C. Hadjipanayis, and David J. Sellmyer

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Magnetism of FePt Nanoclusters in Polyimide, Mircea Chipara, Tom George, Yingfan Xu, Ralph Skmoski, Lanping Yue, Nasar Ali, and David J. Sellmyer

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Magnetism of hexagonal Mn1.5X0.5Sn (X = Cr, Mn, Fe, Co) nanomaterials, R Fuglsby, P Kharel, W Zhang, S Valloppilly, Y Huh, and David J. Sellmyer

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Magnetism of Ta dichalcogenide monolayers tuned by strain and hydrogenation, Priyanka Manchanda, Vinit Sharma, Hongbin Yu, David J. Sellmyer, and Ralph Skomski

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Enhancement of Curie temperature in Mn2RuSn by Co substitution, A Nelson, P Kharel, Y Huh, R Fuglsby, J Guenther, W Zhang, B Staten, P Lukashev, and David J. Sellmyer

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Novel structures and physics of nanomagnets (invited), David J. Sellmyer, B Balamurugan, B Das, P Murherjee, R Skomski, and G C. Hadjipanayis

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Synthesis and magnetism of single-phase Mn-Ga films, W Y. Zhang, P Kharel, S Valloppilly, R Skomski, and David J. Sellmyer

2014

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Hf–Co and Zr–Co alloys for rare-earth-free permanent magnets, Balamurugan Balasubramanian, B Das, W Y. Zhang, Ralph Skomski, and David J. Sellmyer

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Magnetic nanostructuring and overcoming Brown’s paradox to realize extraordinary high-temperature energy products, Balamurugan Balasubramanian, Pinaki Mukherjee, Ralph Skomski, Priyanka Manchanda, Bhaskar Das, and David J. Sellmyer

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Phase composition and nanostructure of Zr2Co11-based alloys, Y L. Jin, W Y. Zhang, R Skomski, S Valloppilly, J E. Shield, and David J. Sellmyer

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Permanent magnetism of intermetallic compounds between light and heavy transition-metal elements, P Kumar, A Kashyap, B. Balamurugan, J E. Shield, David Sellmyer, and Ralph Skomski

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Orthorhombic Zr2Co11 phase revisited, X Z. Li, W Y. Zhang, David J. Sellmyer, X Zhao, M C. Nguyen, C Z. Wang, and K M. Ho

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Magnetic Silicon Nanoparticles, Priyanka Manchanda, Pankaj Kumar, Balamurugan Balasubramanian, Pinaki Mukherjee, Arti Kashyap, David J. Sellmyer, and Ralph Skomski

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Magneto-Electric Control of Surface Anisotropy and Nucleation Modes in L10-CoPt Thin Films, Priyanka Manchanda, Pankaj Kumar, Hans Fangohr, David J. Sellmyer, Arti Kashyap, and Ralph Skomski

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Size-Induced Chemical and Magnetic Ordering in Individual Fe–Au Nanoparticles, Pinaki Mukherjee, Priyanka Manchanda, Pankaj Kumar, Lin Zhou, Matthew J. Kramer, Arti Kashyap, Ralph Skomski, David J. Sellmyer, and Jeffrey E. Shield

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Structural, magnetic, and electron transport properties of Mn3-xPtxSn (x = 0, 0.5, 1) nanomaterials, A Nelson, Y Huh, P Kharel, V R. Shah, R Skomski, and David J. Sellmyer

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Kondorski reversal in magnetic nanowires, Ralph Skomski, Eva Schubert, Axel Enders, and David J. Sellmyer

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Adjusting magnetic nanostructures for high-performance magnetic sensors, Xiaolu Yin, Ralph Skomski, David J. Sellmyer, Sy-Hwang Liou, Stephen E. Russek, Eric R. Evarts, John Moreland, A S. Edelstein, L Yuan, M L. Yan, and J Shen

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Direct chemical synthesis of L10-FePtAu nanoparticles with high coercivity, Yongsheng Yu, P Mukherjee, Yuan Tian, X Z. Li, and David J. Sellmyer

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Monodisperse MPt (M = Fe, Co, Ni, Cu, Zn) Nanoparticles Prepared from a Facile Oleylamine Reduction of Metal Salts, Yongsheng Yu, Weiwei Yang, Xiaolian Sun, Wenlei Zhu, X Z. Li, David J. Sellmyer, and Shouheng Sun

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Effect of annealing on nanostructure and magnetic properties of Zr2Co11 material, W Y. Zhang, X Z. Li, S Valloppilly, Ralph A. Skomski, and David J. Sellmyer

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Development and intrinsic properties of hexagonal ferromagnetic (Zr,Ti)Fe2, W Y. Zhang, X Z. Li, S Valloppilly, R Skomski, J E. Shield, and David J. Sellmyer

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Effect of quench rate on nanostructure and magnetic properties of PrCo5, W Y. Zhang, R Skomski, X Z. Li, S Valloppilly, J Shield, and David J. Sellmyer

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Magnetic hardening of Zr2Co11:(Ti, Si) nanomaterials, W Y. Zhang, S Valloppilly, X Z. Li, Y Liu, S Michalski, T A. George, Ralph A. Skomski, and David J. Sellmyer

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Exploring the Structural Complexity of Intermetallic Compounds by an Adaptive Genetic Algorithm, X Zhao, M C. Nguyen, W Y. Zhang, C Z. Wang, M J. Kramer, David J. Sellmyer, X Z. Li, F Zhang, L Q. Ke, V P. Antropov, and K M. Ho

2013

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Effect of Exchange Interactions on the Coercivity of SmCo5 Nanoparticles Made by Cluster Beam Deposition, O Akdogan, W Li, B Balasubrmanian, David J. Sellmyer, and G C. Hadjipanayis

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Hf Doping Effect on Hard Magnetism of Nanocrystalline Zr18-x HfxCo82 Ribbons, Imaddin Ali Al-Omari, W.Y. Zhang, Lanping Yue, Ralph Skomski, Jeffrey Shield, Xingzhong Li, and David J. Sellmyer

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Novel Nanostructured Rare-Earth-Free Magnetic Materials with High Energy Products, Balamurugan Balasubramanian, Bhaskar Das, Ralph Skomski, Wenyong Y. Zhang, and David J. Sellmyer

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HfCo7-Based Rare-Earth-Free Permanent-Magnet Alloys, B. Das, B. Balamurugan, Pankaj Kumar, Ralph Skomski, V.R. Shah, Jeffrey Shield, Arti Kashyap, and David J. Sellmyer

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Structure and magnetism of dilute Co(Zr) nanoclusters, B. S. Das, B. Balamurugan, Ralph Skomski, X. Z. Li, P. Mukherjee, G. C. Hadjipanayis, and David J. Sellmyer

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Solubility extension and phase formation in gas-condensed Co–W nanoclusters, Farhad Golkar, M J. Kramer, Ames Laboratory, Ralph Skomski, David J. Sellmyer, and J E. Shield

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Magnetic and Structural Properties of Rapidly Quenched Tetragonal Mn3-x Ga Nanostructures, Y. Huh, Parashu Kharel, V.R. Shah, E. Krage, Ralph Skomski, Jeffrey Shield, and David J. Sellmyer

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Magnetism and electron transport of MnyGa (1 < y < 2) nanostructures, Y. Huh, Parashu Kharel, V.R. Shah, XINGZHONG LI, Ralph Skomski, and David J. Sellmyer

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Magnetism of MnBi-Based Nanomaterials, Parashu Kharel, V.R. Shah, Ralph Skomski, Jeffrey Shield, and David J. Sellmyer

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Structural and magnetic properties of Pr-alloyed MnBi nanostructures, P Kharel, V R. Shah, X Z. Li, W Y. Zhang, R Skomski, J E. Shield, and David J. Sellmyer

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Magnetism of Films, Yi Liu and David J. Sellmyer

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Intrinsic Properties of Fe-Substituted L10Magnets, P Manchanda, Pankaj Kumar, Arti Kashyap, M. J. Lucis, Jeffrey E. Shield, A. Mubarok, J. I. Goldstein, S. Constantinides, K. Barmak, L.H. Lewis, David J. Sellmyer, and Ralph Skomski

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Finite-Temperature Micromagnetism, Ralph Skomski, Pankaj Kumar, G. C. Hadjipanayis, and David J. Sellmyer

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Predicting the Future of Permanent-Magnet Materials, Ralph Skomski, Priyanka Manchanda, Pankaj Kumar, B. Balamurugan, Arti Kashyap, and David J. Sellmyer

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Low temperature ordering and high (001) orientation of [Fe/Pt/Cu]18 multilayer films, Yongsheng Yu, X Z. Li, T A. George, W D. Fei, Haibo Li, and David J. Sellmyer

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One-Pot Synthesis of Urchin-like FePd−Fe3O4 and Their Conversion into Exchange-Coupled L10−FePd−Fe Nanocomposite Magnets, Yongsheng Yu, Kewei Sun, Yuan Tian, X Z. Li, M J. Kramer, David J. Sellmyer, J E. Shield, and Shouheng Sun

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Susceptibility of Fe atoms in Cu clusters, Rui Zhang, Tom A. George, Parashu Kharel, Ralph Skomski, and David J. Sellmyer

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Magnetism of rapidly quenched rhombohedral Zr2Co11-based nanocomposites, W Y. Zhang, X Z. Li, S Valloppilly, Ralph Skomski, J E. Shield, and David J. Sellmyer

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Magnetism of Rapidly Quenched Sm1-xZrxCo5 Nanocrystalline Materials, W. Y. Zhang, Shah R. Valloppilly, Xing Zhong LI, Yi Liu, Steven A. Michalski, Thomas A. George, Ralph Skomski, Jeffrey Shield, and David J. Sellmyer

2012

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Magnetic Properties of Y3−2xCa2xFe5−xVxO12 Garnets, Imaddin Ali Al-Omari, Ralph Skomski, and David J. Sellmyer

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Assembly of uniaxially aligned rare-earth-free nanomagnets, B. Balamurugan, B. Das, V. R. Shah, Ralph Skomski, X. Z. Li, and David J. Sellmyer

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Prospects for nanoparticle-based permanent magnets, B. Balamurugan, David J. Sellmyer, G. C. Hadjipanayis, and Ralph Skomski

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Magnetism of directly ordered Sm-Co clusters, Balamurugan Balasubramanian, Ralph Skomski, Xingzhong Li, G. C. Hadjipanayis, and David J. Sellmyer

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Magnetism of dilute Co(Hf) and Co(Pt) nanoclusters, Balamurugan Balasubramanian, Ralph Skomski, Xingzhong Li, Shah R. V, P Manchanda, Arti Kashyap, and David J. Sellmyer

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Fourier transform infrared spectroscopy and wide-angle X-ray scattering: Investigations on polypropylene–vapor-grown carbon nanofiber composites, Mircea Chipara, John Hamilton, Alin Cristian Chipara, Tom George, Dorina Magdalena Chipara, Elamin E. Ibrahim, Karen Lozano, and David J. Sellmyer

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Magnetism of Less Common Cobalt-Rich Alloys, B. Das, B. Balamurugan, W. Y. Zhang, Ralph Skomski, E. Krage, Shah R. Valloppilly, Jeffrey Shield, and David J. Sellmyer

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Structure and magnetic properties of Co-W clusters produced by inert gas condensation, Farhad Reza Golkar-Fard, M. J. Kramer, Y. Zhang, R. W. McCallum, Ralph Skomski, David J. Sellmyer, and Jeffrey E. Shield

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Structural and magnetic properties of Mn2 +δTiSn, Parashu Kharel, Y. Huh, V. R. Shah, X. Z. Li, N. Al-Agtash, K. Tarawneh, E. S. Krage, Renat F. Sabirianov, Ralph Skomski, and David J. Sellmyer

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Structural, magnetic, and electron transport properties of MnBi:Fe thin films, Parashu Kharel, X. Z. Li, V. R. Shah, N. Al-Aqtash, K. Tarawneh, Renat F. Sabirianov, Ralph Skomski, and David J. Sellmyer

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Magnetism and structure of anatase (Ti1-xVx)O2 films, D. Le Roy, Shah R. Valloppilly, Ralph Skomski, Sy-Hwang Liou, and David J. Sellmyer

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Aligned and exchange-coupled L10 (Fe,Co)Pt-based magnetic films, Yi Liu, Thomas A. George, Ralph Skomski, and David J. Sellmyer

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One-step fabrication of L10 FePt nanocubes and rods by cluster beam deposition, W Li, O Akdogan, G. C. Hadjipanayis, Ralph Skomski, and David J. Sellmyer

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Isothermal entropy changes in nanocomposite Co:Ni67Cu33, Steven A. Michalski, Ralph Skomski, X.-Zh. Li, D. Le Roy, T. Mukherjee, Christian Binek, and David J. Sellmyer

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Spin and elastic contributions to isothermal entropy change, T. Mukherjee, Ralph Skomski, Steven A. Michalski, David J. Sellmyer, and Christian Binek

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Ultrahard magnetic nanostructures, P. K. Sahota, Yi Liu, Ralph Skomski, Priyanka Manchanda, R. Zhang, M. Franchin, H. Fangohr, G. C. Hadjipanayis, A. Kashyap, and David J. Sellmyer

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Accessibility and Selective Stabilization of the Principal Spin States of Iron by Pyridyl versus Phenolic Ketimines: Modulation of the 6A1 ↔ 2T2 Ground-State Transformation of the [FeN4O2]+ Chromophore, Musa S. Shongwe, Usama A. Al-Zaabi, Faizah Al-Mjeni, Carla S. Eribal, Imaddin A. Al-Omari, Hussein H. Hamdeh, Dariusz Matoga, Harry Adams, Michael J. Morris, Arnold L. Rheingold, Eckhard Bill, and David J. Sellmyer

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Hysteresis and relaxation in granular permanent magnets, Ralph Skomski, B. Balamurugan, Thomas A. George, Mircea Chipara, Xiao-Hui Wei, Jeffrey E. Shield, and David J. Sellmyer

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A quantum-mechanical relaxation model, Ralph Skomski, A Kashyap, and David J. Sellmyer

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Nanomagnetic skyrmions, Ralph Skomski, Zhen Li, Rui Zhang, Roger D. Kirby, Axel Enders, Daniel Schmidt, T. Hofmann, Eva Schubert, and David J. Sellmyer

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Experimental and theoretical studies of hydroxyl-induced magnetism in TiO nanoclusters, Xiao-Hui Wei, Rulong Zhou, B. Balamurugan, Ralph Skomski, Xiao Cheng Zeng, and David J. Sellmyer

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Effects of deposition temperature and in-situ annealing time on structure and magnetic properties of (001) orientation FePt films, Yongsheng Yu, T A. George, Haibo Li, Daqian Sun, Zhenan Ren, and David J. Sellmyer

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L10 CrPt phase formation and magnetic properties, Rui Zhang, Ralph Skomski, Xingzhong Li, Zhen Li, Priyanka Manchanda, Arti Kashyap, Roger D. Kirby, Sy-Hwang Liou, and David J. Sellmyer

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Coercivity Enhancement in Zr2Co11-Based Nanocrystalline Materials Due to Mo Addition, Wenyong Zhang, Shah R. Valloppilly, XINGZHONG LI, Ralph Skomski, Jeffrey E. Shield, and David J. Sellmyer

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Coercivity Enhancement in Zr2Co11-Based Nanocrystalline Materials Due to Mo Addition, Wenyong Zhang, Shah R. Valloppilly, Xingzhong Li, Ralph Skomski, Jeffrey Shield, and David J. Sellmyer

2011

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Cluster synthesis of monodisperse rutile-TiO2 nanoparticles and dielectric TiO2–vinylidene fluoride oligomer nanocomposites, Balamurugan Balasubramanian, Kristin L. Kraemer, Shah R. Valloppilly, Stephen Ducharme, and David J. Sellmyer

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Ferromagnetic resonance on Ni nanowire arrays, Mircea Chipara, Ralph Skomski, Roger Kirby, and David J. Sellmyer

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Spin correlations and Kondo effect in a strong ferromagnet, Parashu Kharel, Ralph Skomski, Pavel Lukashev, Renat F. Sabirianov, and David J. Sellmyer

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High-sensitivity detector for molecular sensing using magnetic particles, D. Le Roy, W. Yang, X. Yin, R. Y. Lai, Sy_Hwang Liou, and David J. Sellmyer

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Aligned and exchange-coupled FePt-based films, Y. Liu, Thomas A. George, Ralph Skomski, and David J. Sellmyer

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Synthesis and characterization of highly textured Pt–Bi thin films, Xingzhong Li, Parashu Kharel, V. R. Shah, and David J. Sellmyer

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Magnetic entropy changes in nanogranular Fe:Ni61Cu39, Steven A. Michalski, Ralph A. Skomski, Tathagata Mukherjee, Xingzhong Li, Christian Binek, and David J. Sellmyer

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Magnetic entropy changes in nanogranular Fe:Ni61Cu39, Steven A. Michalski, Ralph Skomski, T. Mukherjee, X. Z. Li, Christian Binek, and David J. Sellmyer

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Overcoming the spin-multiplicity limit of entropy by means of lattice degrees of freedom: A minimal model, T. Mukherjee, Steven A. Michalski, Ralph Skomski, David J. Sellmyer, and Christian Binek

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Anisotropy of zigzag chains of palladium, P. K. Sahota, Ralph Skomski, Axel Enders, David J. Sellmyer, and Arti Kashyap

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Length scales of interactions in magnetic, dielectric, and mechanical nanocomposites, Ralph Skomski, B. Balamurugan, E. Schubert, Axel Enders, and David J. Sellmyer

2010

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Permittivity and permeability of Fe(Tb) nanoparticles and their microwave absorption in the 2–18 GHz range, Z. Han, D. Li, M. Tong, X. Wei, Ralph Skomski, W. Liu, Z. D. Zhang, and David J. Sellmyer

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Structural, magnetic and magneto-transport properties of Pt-alloyed MnBi thin films, Parashu Kharel, Ralph Skomski, Roger D. Kirby, and David J. Sellmyer

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Magnetic properties of nickel hydroxide nanoparticles, X. H. Liu, W. Liu, X. K. Lv, F. Yang, X. Wei, Z. D. Zhang, and David J. Sellmyer

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Early stages of direct L10 FePt nanocluster formation: The effects of plasma characteristics, M. M. Patterson, A. Cochran, J. Ferina, X. Rui, T. A. Zimmerman, Zhiguang Sun, M. J. Kramer, David J. Sellmyer, and Jeffrey E. Shield

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Entropy localization in magnetic compounds and thin-film nanostructures, Ralph Skomski, Christian Binek, S. Michalski, T. Mukherjee, Axel Enders, and David J. Sellmyer

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Magnetic anisotropy in itinerant magnets, Ralph Skomski, A. Kashyap, A. Solanki, Axel Enders, and David J. Sellmyer

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Permanent magnetism of dense-packed nanostructures, Ralph Skomski, Yi Liu, Jeffrey Shield, G. C. Hadjipanayis, and David J. Sellmyer

2009

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Microstructures and Magnetic Properties of Rapidly Solidified Ni54Fe27−2xGa19+2x Ferromagnetic Heusler Alloys, S. Aich, S. Das, I. A. Al-Omari, P. Alagarsamy, S. G. Chowdhury, M. Chakraborty, Jeffrey E. Shield, and David J. Sellmyer

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Anisotropic Sm-(Co,Fe) Nanoparticles by Surfactant-assisted Ball Milling, Nilly Akdogan, George Hadjipanayis, and David J. Sellmyer

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Spectroscopic investigations on Polypropylene-Carbon Nanofiber Composites: I. Raman and Electron Spin Resonance Spectroscopy, Mircea Chipara, John R. Villarreal, Magdalena Dorina Chipara, Karen Lozano, Alin Cristian Chipara, and David J. Sellmyer

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Magnetic Correlations in Nanocomposite FePt:Au and FePt:C Films, Thomas A. George, Ralph Skomski, and David J. Sellmyer

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IGC Fabrication and TEM Characterization of Mn Nanoparticles, Xingzhong Li, Zhiguang Sun, and David J. Sellmyer

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Magnetocaloric properties of Co/Cr superlattices, Tathagata Mukherjee, Sarbeswar Sahoo, David J. Sellmyer, and Christian Binek

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Graded Permanent Magnets, Ralph Skomski, J. Hadjipanayis, and David J. Sellmyer

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Magnetism of TiO and TiO2 Nanoclusters, Xiaohui Wei, Ralph Skomski, Balamurugan Balasubramanian, Z. G. Sun, Stephen Ducharme, and David J. Sellmyer

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MFM studies of interlayer exchange coupling in Co/Ru/Co films: Effect of Ru layer thickness, Lanping Yue, Zhen Li, Roger D. Kirby, and David J. Sellmyer

2008

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Nanostructure and magnetic properties of L10 FePt:X films, Thomas A. George, Zhen Li, Minglang Yan, Yingfan Xu, Ralph Skomski, and David Sellmyer

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Structure, magnetic properties, and exchange coupling in thermally processed NdDyFeCoB/α-Fe nanoscale multilayer magnets, W. Liu, X. Z. Li, Y. C. Sui, J. Zhou, W. J. Ren, Z. D. Zhang, and David J. Sellmyer

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TEM/QED Study of FePt Ultrathin Films and Co/CoO Core-Shell Particles, Xingzhong Li, T. George, X. H. Wei, and David J. Sellmyer

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Synthesis and magnetic characterizations of manganite-based composite nanoparticles for biomedical applications, A. K. Pradhan, R. Bah, R. B. Konda, R. Mundle, H. Mustafa, O. Bamiduro, R. R. Rakhimov, Xiaohui Wei, and David Sellmyer