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Fakultät Physik
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Duisburg
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Professor/in em./i.R., Angewandte Physik
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Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.
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Brillouin Scattering Study of Ferroelectric Instability of Calcium–Strontium–Barium Niobate Single CrystalsIn: Materials Jg. 16 (2023) Nr. 6, 2502Online Volltext: dx.doi.org/ (Open Access)
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SrTiO₃ : Glimpses of an inexhaustible source of novel solid state phenomenaIn: Condensed Matter Jg. 5 (2020) Nr. 4, S. 58Online Volltext: dx.doi.org/ (Open Access)
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Ferroelectric phase transitions of uniaxial Sr₁₋ₓBa ₓ Nb₂O₆ and their composition variationIn: Japanese Journal of Applied Physics Jg. 58 (2019) Nr. SL, S. SLLA02Online Volltext: dx.doi.org/
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Relaxor ferroelectrics and related superglassesIn: Ferroelectrics Jg. 553 (2019) Nr. 1, S. 1 - 7Online Volltext: dx.doi.org/
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360 domain walls in magnetic thin films with uniaxial and random anisotropyIn: Physical Review B Jg. 98 (2018) Nr. 13, 134440Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Electric field effect on polar nanoregions of uniaxial ferroelectric SrₓBa₁%ₓNb₂O₆ with weak random fields studied by Brillouin scatteringIn: Japanese Journal of Applied Physics Jg. 57 (2018) Nr. 7S1,Online Volltext: dx.doi.org/
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Ferroic superglasses : Relaxor ferroelectrics PMN and SBN vs. CoFe superspin glassIn: Ferroelectrics Jg. 534 (2018) Nr. 1, Proceedings of the 14th International Meeting on Ferroelectricity, Part II, S. 1 - 10Online Volltext: dx.doi.org/
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Electric field and aging effects of uniaxial ferroelectrics Sr x Ba1−x Nb2O6 probed by Brillouin scatteringIn: Scientific Reports Jg. 7 (2017) S. 11615Online Volltext: dx.doi.org/ (Open Access)
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Electric field effect on elastic properties of uniaxial relaxor Sr x Ba1− x Nb2O6 single crystals with strong random fieldsIn: Japanese Journal of Applied Physics Jg. 56 (2017) Nr. 10S,Online Volltext: dx.doi.org/ Online Volltext (Open Access)
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Large Electrocaloric Effect in Relaxor Ferroelectric and Antiferroelectric Lanthanum Doped Lead Zirconate Titanate CeramicsIn: Scientific Reports Jg. 7 (2017) S. 45335Online Volltext: dx.doi.org/ (Open Access)
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Multiferroic and magnetoelectric nanocomposites for data processingIn: Journal of Physics D: Applied Physics Jg. 50 (2017) Nr. 22,Online Volltext: dx.doi.org/
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Ferroic superglasses : Polar nanoregions in relaxor ferroelectric PMN versus CoFe superspins in a discontinuous multilayerIn: Physical Review B Jg. 94 (2016) Nr. 17, S. 174203Online Volltext: dx.doi.org/
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Field dependent elastic anomaly in uniaxial tungsten bronze relaxorsIn: Japanese Journal of Applied Physics Jg. 55 (2016) Nr. 10S, 10PC06-1-10PC06-6Online Volltext: dx.doi.org/
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Multiferroic clusters : a new perspective for relaxor-type room-temperature multiferroicsIn: Advanced Functional Materials Jg. 26 (2016) Nr. 13, S. 2111 - 2121Online Volltext: dx.doi.org/ (Open Access)
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Superdipole glass ground state of relaxor ferroelectricsIn: Ferroelectrics Jg. 499 (2016) Nr. 1, S. 72 - 75Online Volltext: dx.doi.org/
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Controlling the size and relaxation dynamics of superferromagnetic domainsIn: Journal of Applied Physics Jg. 117 (2015) Nr. 15, art. no.: 153907Online Volltext: dx.doi.org/
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SupermagnetismIn: Handbook of Magnetic Materials Jg. 23 (2015) S. 1 - 83Online Volltext: dx.doi.org/
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The cluster glass route of relaxor ferroelectricsIn: Phase Transitions Jg. 88 (2015) Nr. 3: International Workshop on Relaxor Ferroelectrics 2014, S. 234 - 244Online Volltext: dx.doi.org/
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Critical slowing down and elastic anomaly of uniaxial ferroelectric Ca0.28Ba0.72Nb2 O6 crystals with tungsten bronze structureIn: Physical Review B: Condensed matter and materials physics Jg. 90 (2014) Nr. 6, S. 064110Online Volltext: dx.doi.org/ (Open Access)
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Non-linear permittivity study of the crossover from ferroelectric to relaxor and cluster glass in BaTi1−xSnxO3 (x = 0.175–0.30)In: Applied Physics Letters (APL) Jg. 104 (2014) Nr. 18, S. 182910Online Volltext: dx.doi.org/
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Relaxor ferroelectrics : Cluster glass ground state via random fields and random bondsIn: Physica Status Solidi (B): Basic Solid State Physics Jg. 251 (2014) Nr. 10, S. 1993 - 2002Online Volltext: dx.doi.org/
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Comment on “The Origin of Magnetism in Mn-Doped SrTiO3”In: Advanced Functional Materials Jg. 23 (2013) Nr. 18, S. 2229 - 2230Online Volltext: dx.doi.org/
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Crossover from ferroelectric to relaxor and cluster glass in BaTi1−xZrxO3 (x = 0.25–0.35) studied by non-linear permittivityIn: Applied Physics Letters (APL) Jg. 102 (2013) Nr. 23, S. 232907Online Volltext: dx.doi.org/
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Effect of inter-particle interactions in magnetic nanoparticle ensemblesIn: Sensor Letters Jg. 11 (2013) Nr. 11, S. 2030 - 2037Online Volltext: dx.doi.org/
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Electric in-plane polarization in multiferroic CoFe2O4/BaTiO3 nanocomposite tuned by magnetic fieldsIn: Nature Communications Jg. 4 (2013) S. 1-8, art. no. 2051Online Volltext: dx.doi.org/ (Open Access)
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Magnetic nanoparticles : A subject for both fundamental research and applicationsIn: Journal of Nanomaterials (2013) S. 952540Online Volltext: dx.doi.org/ (Open Access)
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Magnetoelectric spintronicsIn: Journal of Applied Physics Jg. 114 (2013) Nr. 2,Online Volltext: dx.doi.org/
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Synthesis, properties, and applications of single-domain magnetic nanoparticlesIn: Journal of Nanomaterials (2013) S. 130180Online Volltext: dx.doi.org/ (Open Access)
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Two-stage processes of electrically induced-ferroelectric to relaxor transition in 0.94(Bi1/2Na1/2)TiO3-0.06BaTiO3In: Applied Physics Letters (APL) Jg. 102 (2013) Nr. 19, Art. Nr. 192903Online Volltext: dx.doi.org/
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From mesoscopic to global polar order in the uniaxial relaxor ferroelectric Sr0.8Ba0.2Nb2O6In: Applied Physics Letters (APL) Jg. 100 (2012) Nr. 5, Article number 052903Online Volltext: dx.doi.org/
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Magnetoelectric coupling in disordered multiferroicsIn: Ferroelectrics Jg. 428 (2012) Nr. 1, S. 64 - 73Online Volltext: dx.doi.org/
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Magnetoelectric switching in multiferroic heterostructuresIn: Ferroelectrics Jg. 438 (2012) Nr. 1, S. 89 - 93Online Volltext: dx.doi.org/
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Multiferroic and magnetoelectric materials -Developments and perspectivesIn: EPJ Web of Conferences: Open-Access Proceedings in Physics and Related Sciences Jg. 29 (2012) 00046Online Volltext: dx.doi.org/ (Open Access)
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Phase diagram of mixed Cu(In ₓCr ₁₋ₓ)P ₂S ₆ crystalsIn: Physical Review B: Condensed matter and materials physics Jg. 85 (2012) Nr. 13, Art. Nr. 134105 (6 S.)Online Volltext: dx.doi.org/
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Spin disorder dependence of the exchange bias effectIn: Physical Review B: Condensed matter and materials physics Jg. 86 (2012) Nr. 2, S. 020407Online Volltext: dx.doi.org/
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Exchange bias and ferromagnetic coercivity in heterostructures with antiferromagnetic Cr2O3In: Journal of Applied Physics Jg. 110 (2011) Nr. 3, S. 033917Online Volltext: dx.doi.org/
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Ferroelectric Phase Transitions Viewed Via Nonlinear Dielectric ResponseIn: Ferroelectrics Jg. 417 (2011) Nr. 1, S. 82 - 92Online Volltext: dx.doi.org/
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Magnetic and polar phases and dynamical clustering in multiferroic layered solid solutions CuCr1-xInxP2S6In: Physical Review B: Condensed matter and materials physics Jg. 84 (2011) Nr. 9, S. 094411Online Volltext: dx.doi.org/
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Polar states of the impurity system KTaO₃ : LiIn: Zeitschrift für Kristallographie: New Crystal Structures Jg. 226 (2011) Nr. 2, S. 145 - 149Online Volltext: dx.doi.org/
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Structural, ferroelectric and magnetic properties of Bi0.85Sm0.15FeO3 perovskiteIn: Crystal Research and Technology Jg. 46 (2011) Nr. 3, S. 238 - 242Online Volltext: dx.doi.org/
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Coexistence of Antiferromagnetic and Spin Cluster Glass Order in the Magnetoelectric Relaxor Multiferroic PbFe0.5Nb0.5O3In: Physical Review Letters Jg. 105 (2010) Nr. 25, S. 257202Online Volltext: dx.doi.org/
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Does Highly Dilute KTaO3 : Li Undergo Collective Glassy Freezing?In: Ferroelectrics Jg. 399 (2010) Nr. 1, S. 118 - 122Online Volltext: dx.doi.org/
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Dynamics of Li+ dipoles at very low concentration in quantum paraelectric potassium tantalateIn: Journal of Applied Physics Jg. 107 (2010) Nr. 9, S. 094102Online Volltext: dx.doi.org/
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Effect of Sm substitution on ferroelectric and magnetic properties of BiFeO3In: Scripta Materialia Jg. 62 (2010) Nr. 5, S. 238 - 241Online Volltext: dx.doi.org/
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Interface-driven magnetoelectric effects in granular CrO2In: epl : a letters journal exploring the frontiers of physics Jg. 91 (2010) Nr. 1, S. 17006Online Volltext: dx.doi.org/
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Large off-diagonal magnetoelectric coupling in the quantum paraelectric antiferromagnet EuTiO3In: Physical Review B: Condensed matter and materials physics Jg. 81 (2010) Nr. 6, S. 064426Online Volltext: dx.doi.org/
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Multiferroic and magnetoelectric materials-novel developments and perspectivesIn: IEEE transactions on ultrasonics, ferroelectrics, and frequency control Jg. 57 (2010) Nr. 10, S. 2228 - 2232Online Volltext: dx.doi.org/
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Non-Linear Dielectric Susceptibility Near to the Field-Induced Ferroelectric Phase Transition of K0.937Li0.063TaO3In: Ferroelectrics Jg. 400 (2010) Nr. 1, S. 35 - 40Online Volltext: dx.doi.org/
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Nonlinear Dielectric Response in the Vicinity of the “Inverse Melting” Point of Rochelle SaltIn: Ferroelectrics Jg. 400 (2010) Nr. 1, S. 76 - 80Online Volltext: dx.doi.org/
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Single-particle blocking and collective magnetic states in discontinuous CoFe/Al2O3 multilayersIn: Journal of Physics D: Applied Physics Jg. 43 (2010) Nr. 47, S. 474002Online Volltext: dx.doi.org/
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Single-particle blocking and collective magnetic states in discontinuous CoFe/Al₂O₃ multilayersIn: Journal of Physics D: Applied Physics Jg. 43 (2010) Nr. 47, S. 474002Online Volltext: dx.doi.org/
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Spin cluster glass and magnetoelectricity in Mn-doped KTaO3In: Journal of Applied Physics Jg. 107 (2010) Nr. 10, S. 103926Online Volltext: dx.doi.org/
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Study of Ni2-Mn-Ga phase formation by magnetron sputtering film deposition at low temperature onto Si substrates and LaNiO3∕Pb(Ti,Zr)O3 bufferIn: Journal of Vacuum Science and Technology A: Vacuum, Surfaces, and Films Jg. 28 (2010) Nr. 1, S. 6 - 10Online Volltext: dx.doi.org/
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Crystal structure and magnetic properties of Bi0.8(Gd1−xBax)0.2FeO3 (x = 0, 0.5, 1) multiferroicsIn: Journal of Physics D: Applied Physics Jg. 42 (2009) Nr. 4, S. 045418Online Volltext: dx.doi.org/
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Doping strategies for increased performance in BiFeO3In: Journal of Magnetism and Magnetic Materials Jg. 321 (2009) Nr. 11, S. 1692 - 1698Online Volltext: dx.doi.org/
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Effect of Gd substitution on the crystal structure and multiferroic properties of BiFeOIn: Acta Materialia Jg. 57 (2009) Nr. 17, S. 5137 - 5145Online Volltext: dx.doi.org/
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Epitaxial growth and magnetoelectric relaxor behavior in multiferroic 0.8Pb (Fe1/2Nb1/2)O3-0.2Pb (Mg1/2W 1/2)O3 thin filmsIn: Applied Physics Letters Jg. 95 (2009) Nr. 13, S. 132507Online Volltext: dx.doi.org/
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Ferroelectric phase transitions and electroconducting properties of ceramic BIMEVOX solid solutions (Me = La, Zr)In: Ferroelectrics Jg. 391 (2009) Nr. 1, 3: Proceedings of 9th European Conference on Applications of Polar Dielectrics, ECAPD-9, 25.-29. August 2008, Rome, Italy, S. 3 - 11Online Volltext: dx.doi.org/
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Magnetoelectricity in multiferroically composed multilayers and multiglassesIn: Journal of Magnetism and Magnetic Materials Jg. 321 (2009) Nr. 11, S. 1785 - 1789Online Volltext: dx.doi.org/
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Multiglass order and magnetoelectricity in MnIn: The European Physical Journal B: Condensed Matter and Complex Systems Jg. 71 (2009) Nr. 3, S. 407 - 410Online Volltext: dx.doi.org/
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Spin-lattice coupling in multiferroic Pb(Fe1/2Nb1/2)O-3 thin filmsIn: Applied Physics Letters Jg. 94 (2009) Nr. 1, S. 012509Online Volltext: dx.doi.org/
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The dielectric relaxation in solid solutions BaTi1-xZrxO3In: Ferroelectrics Jg. 379 (2009) Nr. 1, 2: Proceedings of 9th Russian-CIS-Baltic-Japanese Symposium on Ferroelectricity, RCBJSF-9, 19. - 19. Juni 2008, Vilnius, Lithuania, S. 77 - 85Online Volltext: dx.doi.org/
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(Sr,Mn)TiO3 : A magnetoelectric multiglassIn: Physical Review Letters Jg. 101 (2008) Nr. 16,Online Volltext: dx.doi.org/
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(Sr,Mn)TiO3 : a magnetoelectrically coupled multiglassIn: Journal of Physics: Condensed Matter Jg. 20 (2008) Nr. 43,Online Volltext: dx.doi.org/
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Coexistence of spontaneous ferroelectricity and weak ferromagnetism in Bi0.8Pb0.2FeO2.9 perovskiteIn: Journal of Physics: Condensed Matter Jg. 20 (2008) Nr. 15, 155207Online Volltext: dx.doi.org/
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Crossover from ferroelectric to relaxor behavior in BaTi1-xSnxO3 solid solutionsIn: Phase Transitions Jg. 81 (2008) Nr. 11-12, S. 1013 - 1021Online Volltext: dx.doi.org/
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Crystal structure and multiferroic properties of Gd-substituted BiFeO3In: Applied Physics Letters Jg. 93 (2008) Nr. 26, S. 262905Online Volltext: dx.doi.org/
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Enhanced magnetization in BiFeO3/BaTiO3 multilayers : an interface effect?In: Integrated Ferroelectrics Jg. 100 (2008) Nr. 1, S. 165 - 176Online Volltext: dx.doi.org/
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Evolution of the polar structure in relaxor ferroelectrics close to the Curie temperature studied by piezoresponse force microscopyIn: Ferroelectrics Jg. 373 (2008) Nr. 1, S. 77 - 85Online Volltext: dx.doi.org/
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Ferroelectric domains in SrxBa1-xNb2O6 Single Crystals (0.4In: Ferroelectrics Jg. 376 (2008) Nr. 1, S. 1 - 8Online Volltext: dx.doi.org/Magnetoelectric Cr2O3 for spintronic applicationsIn: Integrated Ferroelectrics Jg. 99 (2008) Nr. 1, S. 69 - 76Online Volltext: dx.doi.org/Nanopolar structure in Srx Ba1-x Nb2 O6 single crystals tuned by Sr/Ba ratio and investigated by piezoelectric force microscopyIn: Physical Review B: Condensed matter and materials physics Jg. 77 (2008) Nr. 5, S. 054105Online Volltext: dx.doi.org/Thin Cr2O3 Films for Magnetoelectric Data Storage Deposited by Reactive E-beam EvaporationIn: Ferroelectrics Jg. 370 (2008) Nr. 1, S. 147 - 152Online Volltext: dx.doi.org/Aging, rejuvenation, and memory effects in the domain state of Sr0.75Ba0.25Nb2O6In: Phase Transitions Jg. 80 (2007) Nr. 1-2, East-European Meeting on Ferroelectrics Physics, Lviv 2006, Guest Editors: Ihor Stasyuk, Zbigniew Czapla and Krystian Roleder, S. 131 - 140Online Volltext: dx.doi.org/Large bulk polarization and regular domain structure in ceramic BiFe O3In: Applied Physics Letters Jg. 90 (2007) Nr. 17, S. 172115Online Volltext: dx.doi.org/Superconducting quantum interference device setup for magnetoelectric measurementsIn: Review of Scientific Instruments Jg. 78 (2007) Nr. 10, S. 106105Online Volltext: dx.doi.org/Diffuse phase transition in BaTi1-xSnxO3 ceramics : an intermediate state between ferroelectric and relaxor behaviorIn: Journal of Applied Physics Jg. 99 (2006) Nr. 12, S. 124111Online Volltext: dx.doi.org/Domainlike precursor clusters in the paraelectric phase of the uniaxial relaxor Sr0.61Ba0.39Nb2O6In: Applied Physics Letters Jg. 89 (2006) Nr. 21, S. 212901Online Volltext: dx.doi.org/Evolution of nanodomains in the uniaxial relaxor Sr/sub 0.61/Ba/sub 0.39/Nb/sub 2/O/sub 6/:CeIn: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control Jg. 53 (2006) Nr. 12, S. 2275 - 2278Online Volltext: dx.doi.org/Special issue: Proceedings of the "International Symposium on Structure and Dynamics on the Nanometer Scale"; Duisberg/Germany, November 10-13, 2005In: Phase Transitions Jg. 79 (2006) Nr. 9/10, S. 691Two-dimensional ising model criticality in a three-dimensional uniaxial relaxor ferroelectric with frozen polar nanoregionsIn: Physical Review Letters Jg. 97 (2006) Nr. 6, S. 065702Online Volltext: dx.doi.org/Intra-and interparticle interaction in a dense frozen ferrofluidIn: Phase Transitions Jg. 78 (2005) Nr. 1-3, S. 121 - 129Online Volltext: dx.doi.org/Cooperative versus superparamagnetic behavior of dense magnetic nanoparticles in Co80Fe20/Al2o3 mulilayers.In: Applied physics letters Jg. 82 (2003) S. 4116Relaxation of the excess magnetization of random-field-induced metastable domains in Fe0.47Zn0.53F2In: Physical Review B: Condensed matter and materials physics Jg. 45 (1992) Nr. 17, S. 9728 - 9735Online Volltext: dx.doi.org/
Vorworte / Nachworte
Preface for the special issue on ICMAGMA-2018 of the virtual issue consisting of articles from J. Magn. Magn. Mater. and Physica BIn: Journal of Magnetism and Magnetic Materials Jg. 514 (2020) S. 167282Online Volltext: dx.doi.org/Special Issue of ICMAGMA 2018 on Topics Magnetic Nanoparticles and Thin FilmsIn: Journal of Superconductivity and Novel Magnetism Jg. 33 (2020) S. 1585Online Volltext: dx.doi.org/ (Open Access)Beiträge in Sammelwerken und Tagungsbänden
Relaxor ferroelectrics and related cluster glassesIn: Frustrated Materials and Ferroic Glasses 2018, S. 119 - 152Online Volltext: dx.doi.org/Glassy Phenomena in Relaxor FerroelectricsIn: Mesoscopic Phenomena in Multifunctional Materials: Synthesis, Characterization, Modeling and Applications / Saxena, Avadh; Planes, Antoni (Hrsg.) 2014, S. 249 - 269Online Volltext: dx.doi.org/Interfacial magnetoelectric switching in multiferroic heterostructuresIn: THERMEC 2013: selected, peer reviewed papers / 8th International Conference on Processing & Manufacturing of Advanced Materials, Processing, Fabrication, Properties, Applications, December 2 - 6, 2013, Las Vegas, USA ; / Mishra, B. (Hrsg.) 2014, S. 1623 - 1627Online Volltext: dx.doi.org/Multiferroic and Magnetoelectric MaterialsIn: Magnetic Nanostructures: Spin Dynamics and Spin Transport / Zabel, Hartmut; Farle, Michael (Hrsg.) 2013, S. 163 - 187Online Volltext: dx.doi.org/Disordered MultiferroicsIn: Ferroics and multiferroics: special topic volume with invited peer reviewed papers only / Virk, Hardev Singh (Hrsg.) 2012, S. 41 - 56Multiferroic and magnetoelectric materials -Developments and perspectivesIn: EMM-FM2011 - First Euro Mediterranean Meeting on Functionalized Materials: Sousse, Tunisie, 6 - 10 September 2011 / Euro Mediterranean Meeting on Functionalized Materials ; 1; 2011 2012, S. 00046Supermagnetism in discontinuous CoFe/Al2O3 multilayersIn: Solid State Physics: proceedings of the 56th DAE Solid State Physics Symposium 2011 / Mittal, R.; Chauhan, A. K.; DAE Solid State Physics Symposium, SRM University, Kattankulathur, Tamilnadu, India, 19 - 23 December 2011 2012, S. 65 - 68Online Volltext: dx.doi.org/Non-Linear Dielectric Response of Ferroelectrics, Relaxors and Dipolar GlassesIn: Ferroelectrics - Characterization and Modeling / Lallart, Mickaël (Hrsg.) 2011, S. 181 - 201Online Volltext: dx.doi.org/Phase transitions in layered semiconductor-ferroelectricsIn: Ferroelectrics - Characterization and Modeling / Lallart, Mickaël (Hrsg.) 2011, S. 153 - 180Online Volltext: dx.doi.org/Domain state properties of the random-field xy-model system Sr₁₋ₓCaₓTiO₃In: Properties of Perovskites and Other Oxides / Müller, Karl A.; Kool, Tom W. (Hrsg.) 2010, S. 491 - 494Dynamic nonlinear susceptibility in solid dielectricsIn: 2010 10th IEEE International Conference on Solid Dielectrics / ICSD 2010 ; Potsdam, Germany, 4 - 9 July 2010 2010, S. 1 - 5Online Volltext: dx.doi.org/Polar Structures in Relaxors by Piezoresponse Force MicroscopyIn: Scanning probe microscopy of functional materials: Nanoscale Imaging and Spectroscopy / Kalinin, Sergei; Gruverman, Alexei (Hrsg.) 2010, S. 345 - 383Online Volltext: dx.doi.org/