Dr. Gennady Logvenov
Phone:+49 (0) 711 689-1399Fax:+49 (0) 711 689-1479



Publications 2005-2009


Antonakos, A., E. Liarokapis, M. Filippi, W. Prellier, G. H. Aydogdu, and H.-U. Habermeier: Infrared Reflectivity Spectra of Manganite Thin Films Grown on Different Substrates. Journal of Superconductivity and Novel Magnetism 22, 109-113 (2009).

Antonakos, A., M. Filippi, G. H. Aydogdu, W. Prellier, H.-U. Habermeier, and E. Liarokapis: Tuning of the charge ordered state in the manganite thin films by internal or external strains. physica status solidi (b) 246, 635-642 (2009).

Aydogdu, G. H., and H.-U. Habermeier: Half Ca-doped LaMnO3 films on (001) SLAO and STO substrate studied by magnetization and transport measurements. Journal of Magnetism and Magnetic Materials321, 1731-1734 (2009).

Aydogdu, G. H., Y. Kuru, and H.-U. Habermeier: Effect of Vacuum and O2 Annealing Treatments on Structural and Magnetic Properties of La0.5Ca0.5MnO3 Thin Films. Journal of Superconductivity and Novel Magnetism 22, 119-121 (2009).

Aydogdu, G. H., Y. Kuru, and H.-U. Habermeier: Tuning the Magnetic and Electronic Properties of Manganite Thin Films by Epitaxial Strain. Springer Proceedings in Physics 122, 131-147 (2009).

Djupmyr, M., S. Soltan, H.-U. Habermeier, and J. Albrecht: Temperature-dependent critical currents in superconducting YBa2Cu3O7-δ and ferromagnetic La2/3Ca1/3MnO3 hybrid structures. Physical Review B80, 184507 (2009).

Hoppler, J., J. Stahn, C. Niedermayer, V. K. Malik, H. Bouyanfif, A. J. Drew, M. Rössle, A. Buzdin, G. Cristiani, H.-U. Habermeier, B. Keimer, and C. Bernhard: Giant superconductivity-induced modulation of the ferromagnetic magnetization in a cuprate-manganite superlattice. Nature Materials 8, 315-319 (2009).

Kuru, Y., G. H. Aydogdu, G. Cristiani, and H.-U. Habermeier: Interface-induced microstrain in La0.67Ca0.33MnO3/YBa2Cu3O7 superlattices. Journal of Crystal Growth 311, 3613-3617 (2009).

Treiber, S., B. Stuhlhofer, H.-U. Habermeier, and J. Albrecht: Magnetic properties of cobalt-covered MgB2 films. Superconductor Science and Technology 22, 045007 (2009).

Tripathi, R., V. P. S. Awana, N. Panwar, G. L. Bhalla, H.-U. Habermeier, S. K. Agarwal, and H. Kishan:Enhanced room temperature coefficient of resistance and magnetoresistance of Ag-added La0.7Ca0.3-xBaxMnO3 composites. Journal of Physics D 42, 175002 (2009).

Zhang, Z. L., U. Kaiser, S. Soltan, H.-U. Habermeier, and B. Keimer: Magnetic properties and atomic structure of La2/3Ca1/3MnO3-YBa2Cu3O7 heterointerfaces. Applied Physics Letters 95, 242505 (2009).

Zheng, R. K., H.-U. Habermeier, H. L. W. Chan, C. L. Choy, and H. S. Luo: Effect of ferroelectric-poling-induced strain on the phase separation and magnetotransport properties of La0.7Ca0.15Sr0.15MnO3 thin films grown on ferroelectric single-crystal substrates. Physical Review B 80, 104433 (2009).



Antonakos, A., D. Lampakis, E. Liarokapis, M. Filippi, W. Prellier, G. H. Aydogdu, and H.-U. Habermeier: Phase separation in manganite thin films. Journal of Physics: Condensed Matter 20, 434232 (2008).

Aydogdu, G. H., Y. Kuru, and H.-U. Habermeier: Novel electronic and magnetic properties of La0.5Ca0.5MnO3 films deposited on (111) SrTiO3 substrates. Journal of Crystal Growth 310, 4521-4524 (2008).

Habermeier, H.-U., G. Y. Zhang, X. Liu, and P. X. Zhang: Atomic layer thermopile and its application. International Conference on Thermoelectrics, 21-22 (2008).

Habermeier, H.-U.: Ferromagnet-superconductor interfaces: the length scales of interactions. Journal of Physics: Conference Series 108, 012039 (2008).

Habermeier, H.-U.: Strategies towards controlling strain-induced mesoscopic phase separation in manganite thin films. Journal of Physics: Condensed Matter 20, 434228 (2008).

Hoppler, J., J. Stahn, H. Bouyanfif, V. K. Malik, B. D. Patterson, P. R. Willmott, G. Cristiani, H.-U. Habermeier, and C. Bernhard: X-ray study of structural domains in the near-surface region of SrTiO3 substrates with Y0.6Pr0.4Ba2Cu3O7/La2/3Ca1/3MnO3 superlattices grown on top. Physical Review B 78, 134111 (2008).

Uthayakumar, S., R. Fittipaldi, A. Guarino, A. Vecchione, A. Romano, A. Nigro, H.-U. Habermeier, and S. Pace: Thermal treatments and evolution of bulk Nd1.85Ce0.15CuO4 morphology. Physica C 468, 2271-2274 (2008).

Uthayakumur, S., G. H. Aydogdu, and H.-U. Habermeier: Thickness dependence of substrate-induced strain in La0.9Ca0.1MnO3 thin films. Journal of Crystal Growth 310, 2480-2484 (2008).

Wang, L., R. Merkle, G. Cristiani, B. Stuhlhofer, H.-U. Habermeier, and J. Maier: PLD-deposited (BaxSr1-x)(CoyFe1-y)O3-δ Thin-Film Microelectrodes: Structure Aspects and Oxygen Incorporation Kinetics. ECS Transactions 18, 85-95 (2008).

Wang, Z. H., O. I. Lebedev, G. Van Tendeloo, G. Cristiani, and H.-U. Habermeier: Crosshatching on La0.5Ca0.5MnO3 ultrathin films epitaxially grown on SrTiO3(100). Physical Review B 77, 115330 (2008).

Wang, Z.-H., H.-U. Habermeier, G. Cristiani, J.-R. Sun, and B.-G. Shen: Asymmetric Magnetization Reversal Probed by Recoil Loop Measurements in an Exchange Biased La0.67Sr0.33MnO3/La0.33Ca0.67MnO3 Bilayer Film. Chinese Physics Letters 25, 278-281 (2008).

Zhang, P. X., and H.-U. Habermeier: Atomic Layer Thermopile Materials: Physics and Application. Journal of Nanomaterials 2008, 329601 (2008).

Zhang, P. X., C. Wang, S. L. Tan, H. Zhang, and H.-U. Habermeier: Improving the performance of thermoelectric devices by doping Ag in LaPbMnO3 thin films. Journal of Crystal Growth 310, 2732-2737 (2008).



Albrecht, J., A. T. Matveev, and H.-U. Habermeier: Unusual propagation of magnetic avalanches in gold covered MgB2. Physica C 460, 1245-1246 (2007).

Albrecht, J., A. T. Matveev, J. Strempfer, H.-U. Habermeier, D. V. Shantsev, Y. M. Galperin, and T. H. Johansen: Dramatic Role of Critical Current Anisotropy on Flux Avalanches in MgB2 Films. Physical Review Letters 98, 11, 117001 (2007).

Albrecht, J., M. Djupmyr, S. Soltan, H.-U. Habermeier, M. R. Connolly, and S. J. Bending:Inhomogeneous vortex distribution and magnetic coupling in oxide superconductor-ferromagnet hybrids. New Journal of Physics 9, 379 (2007).

Antonakos, A., E. Liarokapis, G. H. Aydogdu, and H.-U. Habermeier: Strain effects on La0.5Ca0.5MnO3 thin films. Materials Science and Engineering B 144, 83-88 (2007).

Aydogdu, G. H., Y. Kuru, and H.-U. Habermeier: Structural and electrical properties of La0.5Ca0.5MnO3films deposited on differently oriented SrTiO3 substrates. Materials Science and Engineering B 144, 123-126 (2007).

Baumann, F. S., J. Fleig, G. Cristiani, B. Stuhlhofer, H.-U. Habermeier, and J. Maier: Quantitative comparison of mixed conducting SOFC cathode materials by means of thin film model electrodes. Journal of The Electrochemical Society 154, B931-B941 (2007).

Chakhalian, J., J. W. Freeland, H.-U. Habermeier, G. Cristiani, G. Khaliullin, M. van Veenendaal, and B. Keimer: Orbital reconstruction and covalent bonding at an oxide interface. Science 318, 1114-1117 (2007).

Freeland, J. W., J. Chakhalian, H.-U. Habermeier, G. Cristiani, and B. Keimer: On magnetic interlayer coupling and proximity effect in a La0.67Ca0.33MnO3 (10 nm)/YBa2Cu3O7 (10 nm) superlattice. Applied Physics Letters 90, 242502 (2007).

Gebhardt, U., N. V. Kasper, A. Vigliante, P. Wochner, H. Dosch, F. S. Razavi, and H.-U. Habermeier:Formation and thickness evolution of periodic twin domains in manganite films grown on SrTiO3(001) substrates. Physical Review Letters 98, 096101 (2007).

Habermeier, H.-U., S. Soltan, and J. Albrecht: Dependence of the critical temperature of YBCO thin films on spin-polarized quasiparticle injection. Physica C 460, 32-35 (2007).

Habermeier, H.-U.: Education and economy - an analysis of statistical data. Journal of Materials Education 29, 55-70 (2007).

Habermeier, H.-U.: Thin films of perovskite-type complex oxides. Materials Today 10, 34-43 (2007).

Krockenberger, Y., M. Reehuis, G. Cristiani, C. Ritter, H.-U. Habermeier, and L. Alff: Neutron scattering and magnetic behavior of NaxRhO2. Physica C 460, 468-470 (2007).

Lemmens, P., P. Scheib, Y. Krockenberger, L. Alff, F. C. Chou, C. T. Lin, H.-U. Habermeier, and B. Keimer: Comment on “Raman spectroscopy study of NaxCoO2 and superconducting NaxCoO2•yH2O”. Physical Review B 75, 106501 (2007).

Ravikumar, G., G. Yashwant, M. R. Singh, S. K. Gupta, S. Bhattacharya, S. Soltan, J. Albrecht, and H.-U. Habermeier: Interaction of ferromagnetic LCMO layers through a superconducting YBCO spacer. Physica C 460, 1375-1376 (2007).

Soltan, S., J. Albrecht, and H.-U. Habermeier: Spin-polarized quasiparticles injection effects in the normal state of YBCO thin films. Physica C 460, 1088-1089 (2007).

Soltan, S., J. Albrecht, and H.-U. Habermeier: Transport properties of LCMO/YBCO hybrid structures. Materials Science and Engineering B 144, 15-18 (2007).

Yu, L., Y. Krockenberger, I. Fritsch, and H.-U. Habermeier: Substrate-induced anisotropy of c-axis textured NaxCoO2 thin films. Progress in Solid State Chemistry 35, 545-551 (2007).



Baumann, F. S., J. Fleig, H.-U. Habermeier, and J. Maier: Ba0.5Sr0.5Co0.8Fe0.2O3-δ thin film microelectrodes investigated by impedance spectroscopy. Solid State Ionics 177, 3187-3191 (2006).

Baumann, F.S., J. Fleig, H.-U. Habermeier, and J. Maier: Impedance spectroscopic study on well-defined (La,Sr)(Co,Fe)O3-δ model electrodes. Solid State Ionics 177, 1071-1081 (2006).

Chakhalian, J., J. W. Freeland, G. Srajer, J. Strempfer, G. Khaliullin, J. C. Cezar, T. Charlton, R. Dalgliesh, C. Bernhard, G. Cristiani, H.-U. Habermeier, and B. Keimer: Magnetism at the interface between ferromagnetic and superconducting oxides. Nature Physics 2, 244-248 (2006).

Fleig, J., F. S. Baumann, V. Brichzin, H.-R. Kim, J. Jamnik, G. Cristiani, H.-U. Habermeier, and J. Maier: Thin Film Microelectrodes in SOFC Electrode Research. Fuel Cells 6, 284-292 (2006).

Habermeier, H.-U.: Growth of cuprate high temperature superconductor thin films. Iranian Journal of Physics Research 6, 117-128 (2006).

Krockenberger, Y., I. Fritsch, G. Christiani, H.-U. Habermeier, L. Yu, C. Bernhard, B. Keimer, and L. Alff: Superconductivity in epitaxial thin films of NaxCoO2∙yD2O. Applied Physics Letters 88, 162501 (2006).

Matveev, A. T., J. Albrecht, M. Konuma, G. Cristiani, Y. Krockenberger, U. Starke, G. Schütz, and H.-U. Habermeier: Synthesis of MgB2 films in Mg vapour flow and their characterization. Superconductor Science and Technology 19, 299-305 (2006).

Razavi, F. S., G. V. S. Rao, H. Jalili, and H.-U. Habermeier: Pressure induced phase transition in periodic microtwinned thin film of La0.88Sr0.1MnO3. Applied Physics Letters 88, 174103 (2006).

Sader, E., A. T. Matveev, and H.-U. Habermeier: Substitution of Ru by Cu in the synthesis of ceramic RuSr2GdCu2O8. Superconductor Science and Technology 19, L29-L32 (2006).

Zhang, P. X., S. J. Zhu, X. Liu, J. B. Peng, T. W. Kim, and H.-U. Habermeier: Effect of thermal annealing on structural, electrical, and magnetic properties of Ag-doped La0.67Ca0.33MnO3 thin films grown on LaAlO3 substrates. Japanese Journal of Applied Physics 45, 727-729 (2006).



Albrecht, J., A. T. Matveev, M. Djupmyr, G. Schütz, B. Stuhlhofer, and H.-U. Habermeier: Bending of magnetic avalanches in MgB2 thin films. Applied Physics Letters 87, 182501 (2005).

Albrecht, J., S. Soltan, and H.-U. Habermeier: Magnetic pinning of flux lines in heterostructures of cuprates and manganites. Physical Review B 72, 092502 (2005).

Baumann, F. S., J. Fleig, M. Konuma, U. Starke, H.-U. Habermeier, and J. Maier: Strong performance improvement of La0.6Sr0.4Co0.8Fe0.2O3-δ SOFC cathodes by electrochemical activation. Journal of The Electrochemical Society 152, A2074-A2079 (2005).

Chen, X. J., H.-U. Habermeier, H. Zhang, G. Gu, M. Varela, J. Santamaria, and C. C. Almasan: Metal-insulator transition above room temperature in maximum colossal magnetoresistance manganite thin films. Physical Review B 72, 104403 (2005).

Djupmyr, M., G. Cristiani, H.-U. Habermeier, and J. Albrecht: Anisotropic temperature-dependent current densities in vicinal YBa2Cu3O7-δ. Physical Review B 72, 220507 (2005).

Lebedev, O. I., G. Van Tendeloo, G. Cristiani, H.-U. Habermeier, and A. T. Matveev: Structure-properties relationship in ferromagnetic superconducting RuSr2GdCu2O8. Physical Review B 71, 134523 (2005).

Matveev, A. T., J. Albrecht, M. Konuma, B. Stuhlhofer, U. Starke, and H.-U. Habermeier: Highly homogeneous MgBfilms prepared by a new post-annealing process. Superconductor Science and Technology 18, 1313-1316 (2005).

Soltan, S., J. Albrecht, and H.-U. Habermeier: Spin-polarized quasiparticle injection effects in YBCO thin films. Solid State Communications 135, 461-465 (2005).

Stahn, J., J. Chakhalian, C. Niedermayer, J. Hoppler, T. Gutberlet, J. Voigt, F. Treubel, H.-U. Habermeier, G. Cristiani, B. Keimer, and C. Bernhard: Magnetic proximity effect in perovskite superconductor/ferromagnet multilayers. Physical Review B 71, R140509 (2005).

Wang, Z. H., G. Cristiani, H.-U. Habermeier, and J. A. C. Bland: Double magnetic switching, domain wall processes, and interfacial exchange coupling in an exchange-biased bilayer film. Physical Review B 72, 054407 (2005).

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