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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2013

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

2012

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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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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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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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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

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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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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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

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Magnetic properties of La0.60Sr0.40MnO3 thin films on SrTiO3 and buffered Si substrates with varying thickness, A. K. Pradhan, D. Hunter, T. Williams, B. Lasley-Hunter, R. Bah, H. Mustafa, R. Rakhimov, J. Zhang, David Sellmyer, E. E. Carpenter, D. R. Sahu, and J.-L. Huang

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Temperature- and field-induced entropy changes in nanomagnets, Ralph Skomski, Christian Binek, T. Mukherjee, Sarbeswar Sahoo, and David J. Sellmyer

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Nucleation and wall motion in graded media, Ralph Skomski, Thomas A. George, and David J. Sellmyer

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Hysteresis of ultrasmall Fe–Pt particles, Ralph Skomski, J. P. Liu, C. B. Rong, and David J. Sellmyer

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Band-structure and correlation effects in the Co(111) planes of CoO, Ralph Skomski, Xiaohui Wei, and David J. Sellmyer

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Proteresis in Co:CoO core-shell nanoclusters, X.-H. Wei, Ralph Skomski, Zhiguang Sun, and David Sellmyer

2007

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Electrodeposition and Magnetic Properties of Polypyrrole-Fe Nanocomposites, Mircea Chipara, Ralph Skomski, and David J. Sellmyer

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FePt nanodot arrays with perpendicular easy axis, large coercivity, and extremely high density, Chaehyun Kim, Thomas Loedding, Seongjin Jang, Hao Zeng, Zhen Li, Yucheng Sui, and David Sellmyer

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TEM Study of FePt and FePt:C Composite Double-layered Thin Films, Xingzhong Li, T. George, Lingfang Jin, M. L. Yan, X. F. Xu, and David J. Sellmyer

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Cluster-Assembled Iron-Platinum Nanocomposite Permanent Magnets, Xiangxin Rui, Zhiguang Sun, Yinfan Xu, David J. Sellmyer, and Jeffrey E. Shield

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Effective Demagnetizing Factors of Complicated Particle Mixtures, Ralph Skomski, G. C. Hadjipanayis, and David J. Sellmyer

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Magnetic impurities in magic-number clusters, Ralph Skomski and David J. Sellmyer

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Magnetization Reversal in Cubic Nanoparticles With Uniaxial Surface Anisotropy, Ralph Skomski, Xiao-Hui Wei, and David J. Sellmyer

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Continuous/Cluster-Pinned Recording Media, Ralph Skomski, M. L. Yan, Yinfan Xu, and David J. Sellmyer

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Ferromagnetic Multipods Fabricated by Solution Phase Synthesis and Hydrogen Reduction, Y. C. Sui, Y. Zhao, Sitaram, X. Z. Li, and David J. Sellmyer

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Structure and magnetic properties of Mn-doped ZnO thin films, Jun Zhang, Xingzhong Li, J. Shi, Yongfeng Lu, and David J. Sellmyer

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Temperature-dependent orbital-moment anisotropy in dilute magnetic oxides, Jun Zhang, Ralph Skomski, Yongfeng Lu, and David J. Sellmyer

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Structure and magnetism of V-doped SnO2 thin films: effect of the substrate, Jun Zhang, Ralph Skomski, L. P. Yue, Yongfeng Lu, and David J. Sellmyer

2006

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Self-assembled nanocrystalline epitaxial manganite films on SrTiO3/Si heterostructures, D. Hunter, J.B. Dadson, K. Zhang, B. Lasley, K. Lord, T.M. Williams, R.R. Rakhimov, A.K. Pradhan, Jun Zhang, and David J. Sellmyer

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Effects of ion-beam irradiation on the L10 phase transformation and their magnetic properties of FePt and PtMn films (Invited), Chih-Huang Lai, Sheng-Huang Huang, Cheng-Han Yang, C.C. Chiang, Sy-Hwang Liou, David J. Sellmyer, M. L. Yan, L. Yuan, and T. Yokata

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Ferromagnetic resonance studies in ZnMnO dilute ferromagnetic semiconductors, B. Lasley-Hunter, D. Hunter, Maxim Noginov, J.B. Dadson, K. Zhang, R.R. Rakhimov, A.K. Pradhan, Jun Zhang, and David J. Sellmyer

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Structural study of Mn-doped ZnO fi lms by TEM, Xingzhong Li, Jun Zhang, and David J. Sellmyer

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Ferromagnetic properties of epitaxial manganite films on SrTiO3/Si heterostructures, A.K. Pradhan, J.B. Dadson, D. Hunter, K. Zhang, S. Mohanty, E.M. Jackson, B. Lasley-Hunter, K. Lord, T.M. Williams, R.R. Rakhimov, Jun Zhang, David J. Sellmyer, K. Inaba, T. Hasewaga, S. Mathews, B. Joseph, B.R. Sekhar, U.N. Roy, Y. Cui, and A. Burger

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Oxide-based dilute ferromagnetic semiconductors: ZnMnO and Co:TiO2, A.K. Pradhan, D. Hunter, B. Lasley-Hunter, J.B. Dadson, Kai Zhang, R.R. Rakhimov, Jun Zhang, and David J. Sellmyer

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In-cluster-structured exchange-coupled magnets with high energy densities, X. Rui, Jeffrey E. Shield, Zhiguang Sun, Yinfan Xu, and David J. Sellmyer

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High-energy product exchange-spring FePt/Fe cluster nanocomposite permanent magnets, X. Rui, Jeffrey E. Shield, Zhiguang Sun, L. Yue, Yinfan Xu, David J. Sellmyer, Z. Liu, and D.J. Miller

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Publications David J. Sellmyer (Department of Physics and Astronomy and Director Nebraska Center for Materials and Nanoscience - NCMN), David J. Sellmyer

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"Introduction" to Advanced Magnetic Nanostructures, David J. Sellmyer and Ralph Skomski

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Magnetic Materials (Appendix to Advanced Magnetic Nanostructures [2006]), David J. Sellmyer and Ralph Skomski

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"Preface" to Advanced Magnetic Nanostructures, David J. Sellmyer and Ralph Skomski

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Assembly of high-anisotropy L10 FePt nanocomposite films, David J. Sellmyer, Yinfan Xu, M. L. Yan, Yucheng Sui, Jian Zhou, and Ralph Skomski

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Magnetic reversal in three-dimensional exchange-spring permanent magnets, Jeffrey E. Shield, J. Zhou, S. Aich, V.K. Ravindran, Ralph Skomski, and David J. Sellmyer

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Finite-temperature anisotropy of magnetic alloys, Ralph Skomski, O.N. Mryasov, J. Zhou, and David J. Sellmyer

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Magnetic Aging, Ralph Skomski, Jian Zhou, Roger D. Kirby, and David J. Sellmyer

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Micromagnetic energy barriers, Ralph Skomski, Jian Zhou, Roger D. Kirby, and David J. Sellmyer

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Indirect exchange in dilute magnetic semiconductors, Ralph Skomski, J. Zhou, Jun Zhang, and David J. Sellmyer

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FePt clusters synthesized by thermal pyrolysis of Fe and Pt compounds in an organic solvent, Yucheng Sui, Yao Zhao, Maria Daniil, X.Z. Li, and David J. Sellmyer

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Cluster-Assembled Nanocomposites, Yinfan Xu, M.L. Yan, and David J. Sellmyer

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Nanostructure and magnetic properties of highly (001) oriented L10 (Fe49Pt51)1-xCux films, M.L. Yan, Yinfan Xu, and David J. Sellmyer

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Fast and Slow Magnetization Processes in Magnetic Recording Media, Jian Zhou, Ralph Skomski, Steven A. Michalski, Roger D. Kirby, and David J. Sellmyer

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Structural effects on exchange in nanocluster perpendicular recording media, J. Zhou, Ralph Skomski, and David J. Sellmyer

2005

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Enhanced coercivity in thermally processed (Nd,Dy)(Fe,Co,Nb,B) 5.5/ α-Fe nanoscale multilayer magnets, W. Liu, X.Z. Li, J.P. Liu, X.K. Sun, C.L. Chen, Ralph Skomski, Z.D. Zhang, and David J. Sellmyer

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The effects of the thickness of magnetically hard- and soft-phase layers on magnetic properties and exchange coupling in multilayer magnets, W. Liu, Yucheng Sui, J. Zhou, X.K. Sun, C.L. Chen, Z.D. Zhang, and David J. Sellmyer

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Ferromagnetism in nanocrystalline epitaxial Co:TiO2 thin films, A.K. Pradhan, D. Hunter, J.B. Dadson, T.M. Williams, Kai Zhang, K. Lord, B. Lasley, R.R. Rakhimov, Jun Zhang, David J. Sellmyer, U.N. Roy, Y. Cui, A. Burger, C. Hopkins, N. Pearson, and A.L. Wilkerson

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Magnetic and spectroscopic characteristics of ZnMnO system, A,K. Pradhan; D. Hunter; Kai Zhang; J.B. Dadson; S. Mohanty; T.M. Williams; K. Lord; R.R. Rakimhov; U.N. Roy; Y. Cui; A. Burger; Jun Zhang; and David J. Sellmyer

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Integration of epitaxial colossal magnetoresistive films onto Si(100) using SrTiO3 as a template layer, A.K. Pradhan, S. Mohanty, Kai Zhang, J.B. Dadson, E.M. Jackson, D. Hunter, R.R. Rakhimov, G.B. Loutts, Jun Zhang, and David J. Sellmyer

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Magnetic and electrical properties of single-phase multiferroic BiFeO3, A.K. Pradhan, Kai Zhang, D. Hunter, J.B. Dadson, G.B. Loiutts, P. Bhattacharya, R. Katiyar, Jun Zhang, David J. Sellmyer, U.N. Roy, Y. Cui, and A. Burger

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High-temperature ferromagnetism in pulsed-laser deposited epitaxial (Zn,Mn)O thin films: Effects of substrate temperature, A.K. Pradhan, Kai Zhang, S. Mohanty, J.B. Dadson, D. Hunter, Jun Zhang, David J. Sellmyer, U.N. Roy, Y. Cui, A. Burger, S. Mathews, B. Joseph, B.R. Sekhar, and B.K. Roul

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Cluster-assembled exchange-spring nanocomposite permanent magnets, X. Rui, Zhiguang Sun, Yinfan Xu, David J. Sellmyer, and Jeffrey E. Shield

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Nanomagnetic Structures: Fabrication and Interactions, David J. Sellmyer, Y. C. Sui, Yinfan Xu, M. L. Yan, K. D. Sorge, and Ralph Skomski