Robert Gunnarsson

Publikationer (31)
Projekt (0)

Visar 31 publikationer

2014

Ablation replacement of iron with Co, Mn, Ni, and Cu during growth of iron-based superconductor films in the Fe-0.9 M Se-0.1(0.92) system

Evgeni Stepantsov, S. M. Kazakov, V. V. Belikov et al

Crystallography Reports. Vol. 59 (5), p. 739-743

Artikel i vetenskaplig tidskrift

2013

Investigation into the growth and structure of thin-film solid solutions of iron-based superconductors in the FeSe0.92-FeSe0.5Te0.5 system

Evgeni Stepantsov, S. M. Kazakov, V. V. Belikov et al

Crystallography Reports. Vol. 58 (5), p. 735-738

Artikel i vetenskaplig tidskrift

2013

Magnetic anisotropy in strained manganite films and bicrystal junctions

V. V. Demidov, Gennady Ovsyannikov, A. M. Petrzhik et al

Journal of Applied Physics. Vol. 113 (16)

Artikel i vetenskaplig tidskrift

2012

Anisotropic spin-orbit interaction revealed by in-plane magnetoresistance in single-oriented SrRuO3 thin films

Robert Gunnarsson

Physical Review B - Condensed Matter and Materials Physics. Vol. 85 (23), p. 235409-

Artikel i vetenskaplig tidskrift

2012

Electrical and structural properties of ABO3/SrTiO3 interfaces

Alexei Kalaboukhov, Tord Claeson, Pier Paolo Aurino et al

Materials Research Society Symposium Proceedings. Vol. 1454, p. 167-172

Paper i proceeding

2012

Inhomogeneous Microstructure and Electrical Transport Properties at the LaAlO3/SrTiO3 Interface

Alexei Kalaboukhov, Tord Claeson, Pier Paolo Aurino et al

Japanese Journal of Applied Physics. Vol. 51 (11(spec.issue)), p. article no. 11PG10 -

Artikel i vetenskaplig tidskrift

2010

Tunneling and charging effects in discontinuous superparamagnetic Ni81Fe19/Al2O3 multilayers

Rimantas Brucas, Maj Hanson, Peter Apell et al

Physical Review B - Condensed Matter and Materials Physics. Vol. 81 (22), p. 224437-

Artikel i vetenskaplig tidskrift

2010

Kelvin Probe Force Microscopy Study of LaAlO3/SrTiO3 Heterointerfaces

Vladimir Popok, Alexei Kalaboukhov, Robert Gunnarsson et al

Journal of Advanced Microscopy Research. Vol. 5 (1), p. 26-30

Artikel i vetenskaplig tidskrift

2010

Two-component heat diffusion observed in LaMnO3 and La0.7Ca0.3MnO3

Johan Bielecki, Ralf Rauer, Ezio Zanghellini et al

Physical Review B - Condensed Matter and Materials Physics. Vol. 81 (6), p. art. no. 064434-

Artikel i vetenskaplig tidskrift

2009

Cationic Disorder and Phase Segregation in LaAlO3/SrTiO3 Heterointerfaces Evidenced by Medium-Energy Ion Spectroscopy

Alexei Kalaboukhov, Iouri Boikov, Vladimir Popok et al

Physical Review Letters. Vol. 103 (14), p. 146101-

Artikel i vetenskaplig tidskrift

2009

Evaluation of recipes for obtaining single terminated perovskite oxide substrates

Robert Gunnarsson, Alexei Kalaboukhov, Dag Winkler

Surface Science. Vol. 603 (1), p. 151-157

Artikel i vetenskaplig tidskrift

2008

Effect of various deposition conditions on the electrical properties of LAO/STO hetero interfaces

Alexei Kalaboukhov, Robert Gunnarsson, Johan Börjesson et al

Journal of Physics: Conference Series. Vol. 100 (Part 8), p. (No. 082039)-

Paper i proceeding

2007

Magnetic and transport properties of Ni81Fe19/Al2O3 granular multilayers approaching the superparamagnetic limit

Rimantas Brucas, Maj Hanson, Robert Gunnarsson et al

Journal of Applied Physics. Vol. 101, p. 073907-

Artikel i vetenskaplig tidskrift

2007

Effect of oxygen vacancies in the SrTiO3 substrate on the electrical properties of the LaAlO3/SrTiO3 interface

Alexei Kalaboukhov, Robert Gunnarsson, Johan Börjesson et al

Physical Review B - Condensed Matter and Materials Physics. Vol. 75 (12), p. 121404R-

Artikel i vetenskaplig tidskrift

2006

Magnetization reversal processes in magnetic bicrystal junctions

Robert Gunnarsson, Maj Hanson

Phys. Rev. B. Vol. 73, p. 014435-

Artikel i vetenskaplig tidskrift

2005

Magnetoresistance in bicrystal grain-boundary junctions analyzed within the Stoner-Wohlfarth model

Robert Gunnarsson, Maj Hanson, Catherine Dubourdieu

Journal of Magnetism and Magnetic Materials. Vol. 290-291 (part 1), p. 761-763

Artikel i vetenskaplig tidskrift

2005

Magnetization processes revealed by in-plane dc magnetoresistance measurements on manganite bicrystal thin film devices

Robert Gunnarsson, Tord Claeson, Maj Hanson

Realizing Controllable Quantum States, Ed. by Takayanagi, H. , Nitta, J., p. 389- 394

Kapitel i bok

2004

Active Defects in La0.67Sr0.33MnO3 Thin Films

Tomas Liljenfors, Robert Gunnarsson, Eva Olsson

MRS fall meeting. Vol. H8.49

Övrigt konferensbidrag

2004

Fabrication and characterisation of La0.67Sr0.33MnO3 submicron grain boundary junctions

Robert Gunnarsson, Serge Charlebois, Tomas Liljenfors et al

Annalen der Physik (Leipzig). Vol. 13 (1-2), p. 101-102

Paper i proceeding

2004

Magnetic Bicrystal Junctions - a Study of Half-Metallic Manganite Grain Boundaries

Robert Gunnarsson

Doktorsavhandling

2004

The microstructure of La0.67Sr0.33MnO3 grain boundaries on SrTiO3 bicrystal substrates

Tomas Liljenfors, Robert Gunnarsson, Zdravko Ivanov et al

Annalen der Physik (Leipzig). Vol. 13, p. 83-84

Paper i proceeding

2004

Stoner-Wohlfarth model applied to bicrystal magnetoresistance hysteresis

Robert Gunnarsson, Maj Hanson, Catherine Dubourdieu

Journal of Applied Physics. Vol. 96 (1), p. 482-485

Artikel i vetenskaplig tidskrift

2004

Artificial grain boundaries in La0.67Sr0.33MnO3 thin films

Tomas Liljenfors, Robert Gunnarsson, Zdravko Ivanov et al

13th European Microscopy Congress (EMC)

Övrigt konferensbidrag

2004

Low-field magnetoresistance in perovskite manganites: Magnetic field, temperature, and current dependence

Robert Gunnarsson, Zdravko G. Ivanov, Catherine Dubourdieu et al

Physical Review B. Vol. 69 (5), p. 054413-

Artikel i vetenskaplig tidskrift

2004

Interface magnetic properties of La0.7Sr0.3MnO3 thin films

Pierre Roy, Cecilia Andersson, Robert Gunnarsson et al

Journal of Magnetism and Magnetic Materials. Vol. 272-276 (Part 2), p. 1207-1209

Paper i proceeding

2004

Final state effects in the X-ray absorption spectra of La0.7Sr0.3MnO3

Ola Wessely, Pierre Roy, Daniel Åberg et al

Journal of Magnetism and Magnetic Materials. Vol. 272-276 (part 3), p. 1780-1781

Paper i proceeding

2004

Misorientation angle dependence of bicrystal magnetoresistance within the model of coherent rotation

Robert Gunnarsson, Maj Hanson

Journal of Physics: Condensed Matter. Vol. 16 (21), p. 3761-3768

Artikel i vetenskaplig tidskrift

2004

The Grain Boundary Microstructure of epitaxial La1-xSrxMnO3 (x=1/3) Films on SrTiO3 Bicrystal Substrates

Tomas Liljenfors, Robert Gunnarsson, Zdravko Ivanov et al

Microscopy and Microanalysis Conference, August 2004, Savannah USA

Övrigt konferensbidrag

2004

Strain-enhanced phase separation affecting electro- and magnetotransport in La0.67Ca0.33MnO3 films

Iouri Boikov, Robert Gunnarsson, Tord Claeson

Journal of Applied Physics. Vol. 96 (1), p. 435-442

Artikel i vetenskaplig tidskrift

2003

Grain Boundary Microstructure of La0.67Sr0.33MnO3 thin films grown on SrTiO3 Bicrystal

Tomas Liljenfors, Robert Gunnarsson, Zdravko Ivanov et al

SCANDEM 2003, Oslo, Norway

Övrigt konferensbidrag

2003

Correlation between microstructure, DC resistivity and magnetoresistance of SrRuO3 films

Khaled Khamchane, Zdravko Ivanov, Robert Gunnarsson et al

Materials Research Society Symposium - Proceedings,. Vol. 751, p. 67-71

Paper i proceeding

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