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
2013
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
Susceptibility of Fe atoms in Cu clusters, Rui Zhang, Tom A. George, Parashu Kharel, Ralph Skomski, and David J. Sellmyer
2012
Assembly of uniaxially aligned rare-earth-free nanomagnets, B. Balamurugan, B. Das, V. R. Shah, Ralph Skomski, X. Z. Li, and David J. Sellmyer
Magnetism of directly ordered Sm-Co clusters, Balamurugan Balasubramanian, Ralph Skomski, Xingzhong Li, G. C. Hadjipanayis, and David J. Sellmyer
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
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
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
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
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
Magnetism and structure of anatase (Ti1-xVx)O2 films, D. Le Roy, Shah R. Valloppilly, Ralph Skomski, Sy-Hwang Liou, and David J. Sellmyer
Aligned and exchange-coupled L10 (Fe,Co)Pt-based magnetic films, Yi Liu, Thomas A. George, Ralph Skomski, and David J. Sellmyer
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
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
Spin and elastic contributions to isothermal entropy change, T. Mukherjee, Ralph Skomski, Steven A. Michalski, David J. Sellmyer, and Christian Binek
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
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
A quantum-mechanical relaxation model, Ralph Skomski, A Kashyap, and David J. Sellmyer
Nanomagnetic skyrmions, Ralph Skomski, Zhen Li, Rui Zhang, Roger D. Kirby, Axel Enders, Daniel Schmidt, T. Hofmann, Eva Schubert, and David J. Sellmyer
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
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
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
Aligned and exchange-coupled FePt-based films, Y. Liu, Thomas A. George, Ralph Skomski, and David J. Sellmyer
Synthesis and characterization of highly textured Pt–Bi thin films, Xingzhong Li, Parashu Kharel, V. R. Shah, and David J. Sellmyer
Magnetic entropy changes in nanogranular Fe:Ni61Cu39, Steven A. Michalski, Ralph A. Skomski, Tathagata Mukherjee, Xingzhong Li, Christian Binek, and David J. Sellmyer
Magnetic entropy changes in nanogranular Fe:Ni61Cu39, Steven A. Michalski, Ralph Skomski, T. Mukherjee, X. Z. Li, Christian Binek, and David J. Sellmyer
Anisotropy of zigzag chains of palladium, P. K. Sahota, Ralph Skomski, Axel Enders, David J. Sellmyer, and Arti Kashyap
Length scales of interactions in magnetic, dielectric, and mechanical nanocomposites, Ralph Skomski, B. Balamurugan, E. Schubert, Axel Enders, and David J. Sellmyer
2010
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
Structural, magnetic and magneto-transport properties of Pt-alloyed MnBi thin films, Parashu Kharel, Ralph Skomski, Roger D. Kirby, and David J. Sellmyer
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
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
Entropy localization in magnetic compounds and thin-film nanostructures, Ralph Skomski, Christian Binek, S. Michalski, T. Mukherjee, Axel Enders, and David J. Sellmyer
Magnetic anisotropy in itinerant magnets, Ralph Skomski, A. Kashyap, A. Solanki, Axel Enders, and David J. Sellmyer
Permanent magnetism of dense-packed nanostructures, Ralph Skomski, Yi Liu, Jeffrey Shield, G. C. Hadjipanayis, and David J. Sellmyer
2009
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
Anisotropic Sm-(Co,Fe) Nanoparticles by Surfactant-assisted Ball Milling, Nilly Akdogan, George Hadjipanayis, and David J. Sellmyer
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
Magnetic Correlations in Nanocomposite FePt:Au and FePt:C Films, Thomas A. George, Ralph Skomski, and David J. Sellmyer
IGC Fabrication and TEM Characterization of Mn Nanoparticles, Xingzhong Li, Zhiguang Sun, and David J. Sellmyer
Magnetocaloric properties of Co/Cr superlattices, Tathagata Mukherjee, Sarbeswar Sahoo, David J. Sellmyer, and Christian Binek
Graded Permanent Magnets, Ralph Skomski, J. Hadjipanayis, and David J. Sellmyer
Magnetism of TiO and TiO2 Nanoclusters, Xiaohui Wei, Ralph Skomski, Balamurugan Balasubramanian, Z. G. Sun, Stephen Ducharme, and David J. Sellmyer
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
Nanostructure and magnetic properties of L10 FePt:X films, Thomas A. George, Zhen Li, Minglang Yan, Yingfan Xu, Ralph Skomski, and David Sellmyer
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
TEM/QED Study of FePt Ultrathin Films and Co/CoO Core-Shell Particles, Xingzhong Li, T. George, X. H. Wei, and David J. Sellmyer
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
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
Temperature- and field-induced entropy changes in nanomagnets, Ralph Skomski, Christian Binek, T. Mukherjee, Sarbeswar Sahoo, and David J. Sellmyer
Nucleation and wall motion in graded media, Ralph Skomski, Thomas A. George, and David J. Sellmyer
Hysteresis of ultrasmall Fe–Pt particles, Ralph Skomski, J. P. Liu, C. B. Rong, and David J. Sellmyer
Band-structure and correlation effects in the Co(111) planes of CoO, Ralph Skomski, Xiaohui Wei, and David J. Sellmyer
Proteresis in Co:CoO core-shell nanoclusters, X.-H. Wei, Ralph Skomski, Zhiguang Sun, and David Sellmyer
2007
Electrodeposition and Magnetic Properties of Polypyrrole-Fe Nanocomposites, Mircea Chipara, Ralph Skomski, and David J. Sellmyer
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
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
Cluster-Assembled Iron-Platinum Nanocomposite Permanent Magnets, Xiangxin Rui, Zhiguang Sun, Yinfan Xu, David J. Sellmyer, and Jeffrey E. Shield
Effective Demagnetizing Factors of Complicated Particle Mixtures, Ralph Skomski, G. C. Hadjipanayis, and David J. Sellmyer
Magnetic impurities in magic-number clusters, Ralph Skomski and David J. Sellmyer
Magnetization Reversal in Cubic Nanoparticles With Uniaxial Surface Anisotropy, Ralph Skomski, Xiao-Hui Wei, and David J. Sellmyer
Continuous/Cluster-Pinned Recording Media, Ralph Skomski, M. L. Yan, Yinfan Xu, and David J. Sellmyer
Ferromagnetic Multipods Fabricated by Solution Phase Synthesis and Hydrogen Reduction, Y. C. Sui, Y. Zhao, Sitaram, X. Z. Li, and David J. Sellmyer
Structure and magnetic properties of Mn-doped ZnO thin films, Jun Zhang, Xingzhong Li, J. Shi, Yongfeng Lu, and David J. Sellmyer
Temperature-dependent orbital-moment anisotropy in dilute magnetic oxides, Jun Zhang, Ralph Skomski, Yongfeng Lu, and David J. Sellmyer
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
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
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
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
Structural study of Mn-doped ZnO fi lms by TEM, Xingzhong Li, Jun Zhang, and David J. Sellmyer
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
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
In-cluster-structured exchange-coupled magnets with high energy densities, X. Rui, Jeffrey E. Shield, Zhiguang Sun, Yinfan Xu, and David J. Sellmyer
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
Publications David J. Sellmyer (Department of Physics and Astronomy and Director Nebraska Center for Materials and Nanoscience - NCMN), David J. Sellmyer
"Introduction" to Advanced Magnetic Nanostructures, David J. Sellmyer and Ralph Skomski
Magnetic Materials (Appendix to Advanced Magnetic Nanostructures [2006]), David J. Sellmyer and Ralph Skomski
"Preface" to Advanced Magnetic Nanostructures, David J. Sellmyer and Ralph Skomski
Assembly of high-anisotropy L10 FePt nanocomposite films, David J. Sellmyer, Yinfan Xu, M. L. Yan, Yucheng Sui, Jian Zhou, and Ralph Skomski
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
Finite-temperature anisotropy of magnetic alloys, Ralph Skomski, O.N. Mryasov, J. Zhou, and David J. Sellmyer
Magnetic Aging, Ralph Skomski, Jian Zhou, Roger D. Kirby, and David J. Sellmyer
Micromagnetic energy barriers, Ralph Skomski, Jian Zhou, Roger D. Kirby, and David J. Sellmyer
Indirect exchange in dilute magnetic semiconductors, Ralph Skomski, J. Zhou, Jun Zhang, and David J. Sellmyer
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
Cluster-Assembled Nanocomposites, Yinfan Xu, M.L. Yan, and David J. Sellmyer
Nanostructure and magnetic properties of highly (001) oriented L10 (Fe49Pt51)1-xCux films, M.L. Yan, Yinfan Xu, and David J. Sellmyer
Fast and Slow Magnetization Processes in Magnetic Recording Media, Jian Zhou, Ralph Skomski, Steven A. Michalski, Roger D. Kirby, and David J. Sellmyer
Structural effects on exchange in nanocluster perpendicular recording media, J. Zhou, Ralph Skomski, and David J. Sellmyer
2005
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
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
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
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
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
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
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
Cluster-assembled exchange-spring nanocomposite permanent magnets, X. Rui, Zhiguang Sun, Yinfan Xu, David J. Sellmyer, and Jeffrey E. Shield
Nanomagnetic Structures: Fabrication and Interactions, David J. Sellmyer, Y. C. Sui, Yinfan Xu, M. L. Yan, K. D. Sorge, and Ralph Skomski
High-Anisotropy Nanocluster Films for High-Density Perpendicular Recording, David J. Sellmyer, Minglang Yan, Yinfan Xu, and Ralph Skomski
Anisotropic exchange, Ralph Skomski, A. Kashyap, Jian Zhou, and David J. Sellmyer
Magnetic materials for finite-temperature quantum computing, Ralph Skomski, J. Zhou, A.Y. Istomin, Anthony F. Starace, and David J. Sellmyer