Dr. André Kubetzka

Scientific Staff, group member since 1998
Subgroup: STM/SP-STM

Contact:

Phone: +49 (0)40 42838 - 6295(off); 2639(lab)
Fax:       +49 (0)40 4273 - 14763
Email:       kubetzka @ physnet.uni-hamburg.de

Postal Address:
Institute of Applied Physics and Interdisciplinary Nanoscience Center Hamburg
Jungiusstr. 11A; 11A, Room:  A306(off); 013(lab)
D-20355 Hamburg
Germany

Publications:

Phase Coexistence of Mn Trimer Clusters and Antiferromagnetic Mn Islands on Ir(111)
A. Rodríguez-Sota, V. Saxena, J. Spethmann, R. Wiesendanger, R. Lo Conte, A. Kubetzka, and K. von Bergmann ,
ACS Nano 2024 18 (4) 3699–3706 (2024)
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Coupling of the triple-q state to the atomic lattice by anisotropic symmetric exchange
F. Nickel, A. Kubetzka, S. Haldar, R. Wiesendanger, S. Heinze, and K. von Bergmann,
Phys. Rev. B 108 L180411 (2023)
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Nano-scale collinear multi-Q states driven by higher-order interactions
M. Gutzeit, A. Kubetzka, S. Haldar, H. Pralow, M. A. Goerzen, R. Wiesendanger, S. Heinze, and K. von Bergmann ,
Nature Communications 13 5764 (2022)
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Nanoscale skyrmions on a square atomic lattice
R. Brüning, A. Kubetzka, K. von Bergmann, E. Vedmedenko, and R. Wiesendanger,
Phys. Rev. B 105 L241401 (2022)
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Coexistence of antiferromagnetism and superconductivity in Mn/Nb(110)
R. Lo Conte, M. Bazarnik, K. Palotás, L. Rózsa, L. Szunyogh, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 105 L100406 (2022)
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Zero-field skyrmionic states and in-field edge-skyrmions induced by boundary tuning
J. Spethmann, E. Vedmedenko, R. Wiesendanger, A. Kubetzka, and K. von Bergmann,
npj Commun. Phys. 5 19 (2022)
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Discovery and characterization of a new type of domain wall in a row-wise antiferromagnet
J. Spethmann, M. Grünebohm, R. Wiesendanger, K. von Bergmann, and A. Kubetzka,
Nature Communications 12 3488 (2021)
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Towards skyrmion-superconductor hybrid systems
A. Kubetzka, J. M. Bürger, R. Wiesendanger, and K. von Bergmann,
Phys. Rev. Mat. 4 081401(R) (2020)
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Discovery of Magnetic Single- and Triple-q States in Mn/Re(0001)
J. Spethmann, S. Meyer, K. von Bergmann, R. Wiesendanger, S. Heinze, and A. Kubetzka,
Phys. Rev. Lett. 124 227203 (2020)
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Plumbene on a Magnetic Substrate: A Combined Scanning Tunneling Microscopy and Density Functional Theory Study
G. Bihlmayer, J. Sassmannshausen, A. Kubetzka, S. Blügel, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 124 126401 (2020)
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Electrical Detection of Domain Walls and Skyrmions in Co Films Using Noncollinear Magnetoresistance
M. Perini, S. Meyer, A. Kubetzka, R. Wiesendanger, S. Heinze, and K. von Bergmann,
Phys. Rev. Lett. 123 23705 (2019)
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Isolated zero field sub-10 nm skyrmions in ultrathin Co films
S. Meyer, M. Perini, S. von Malottki, A. Kubetzka, R. Wiesendanger, K. von Bergmann, and S. Heinze,
Nature Communications 10 3823 (2019)
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Nanoscale magnetic skyrmions and target states in confined geometries
D. Cortés-Ortuno, N. Romming, M. Beg, K. von Bergmann, A. Kubetzka, O. Hovorka, H. Fangohr, and R. Wiesendanger,
Phys. Rev. B 99 214408 (2019)
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Magnetic domain walls in strain-patterned ultrathin films
A. Finco, M. Perini, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 98 174435 (2018)
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Pb-induced skyrmions in a double layer of Fe on Ir(111)
J. Sassmannshausen, A. Kubetzka, P.-J. Hsu, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 98 144443 (2018)
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Domain walls and Dzyaloshinskii-Moriya interaction in epitaxial Co/Ir(111) and Pt/Co/Ir(111)
M. Perini, S. Meyer, B. Dupé, S. von Malottki, A. Kubetzka, K. von Bergmann, R. Wiesendanger, and S. Heinze,
Phys. Rev. B 97 184425 (2018)
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Competition of Dzyaloshinskii-Moriya and Higher-Order Exchange Interactions in Rh/Fe Atomic Bilayers on Ir(111)
N. Romming, H. Pralow, A. Kubetzka, M. Hoffmann, S. von Malottki, S. Meyer, B. Dupé, R. Wiesendanger, K. von Bergmann, and S. Heinze,,
Phys. Rev. Lett. 120 207201 (2018)
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Inducing skyrmions in ultrathin Fe films by hydrogen exposure
P. J. Hsu, L. Rózsa, A. Finco, L. Schmidt, K. Palotas, E. Vedmedenko, L. Udvardi, L. Szunyogh, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Nature Communications 9 1571 (2018)
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Temperature-Induced Increase of Spin Spiral Periods
A. Finco, L. Rózsa, P.-J. Hsu, A. Kubetzka, E. Vedmedenko, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 119 037202 (2017)
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Skyrmions: a twisted future
K. von Bergmann and A. Kubetzka,
Physics World 30 25 (2017)
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Knoten in der Magnetisierung
K. von Bergmann and A. Kubetzka,
Physik in unserer Zeit 48 118 (2017)
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Impact of the skyrmion spin texture on magnetoresistance
A. Kubetzka, Ch. Hanneken, R. Wiesendanger, and K. von Bergmann,
Phys. Rev. B 95 104433 (2017)
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Electric-field-driven switching of individual magnetic Skyrmions
P.-J. Hsu, A. Kubetzka, A. Finco, N. Romming, K. von Bergmann, and R. Wiesendanger,
Nature Nanotechnology 12 123 (2017)
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Tailoring noncollinear magnetism by misfit dislocation lines
A. Finco, P.-J. Hsu, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 94 214402 (2016)
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Skyrmions at the Edge: Confinement Effects in Fe/Ir(111)
J. Hagemeister, D. Iaia, E. Y. Vedmedenko, K. von Bergmann, A. Kubetzka, and R. Wiesendanger,
Phys. Rev. Lett. 117 207202 (2016)
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Coupling of Coexisting Noncollinear Spin States in the Fe Monolayer on Re(0001)
A. Palacio Morales, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Nano Letters 16 6252 (2016)
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Symmetry breaking in spin spirals and skyrmions by in-plane and canted magnetic fields
L. Schmidt, J. Hagemeister, P.-J. Hsu, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
New Journ. Phys. 18 075007 (2016)
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The properties of isolated chiral skyrmions in thin magnetic films
A. O. Leonov, T. L. Monchesky, N. Romming, A. Kubetzka, A. N. Bogdanov, and R. Wiesendanger,
New Journ. Phys. 18 065003 (2016)
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Pinning and movement of individual nanoscale magnetic skyrmions via defects
Ch. Hanneken, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
New Journ. Phys. 18 055009 (2016)
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Structural and magnetic properties of Ni/Fe nanostructures on Ir(111)
D. Iaia, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 93 134409 (2016)
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Spin-sensitive shape asymmetry of adatoms on noncollinear magnetic substrates
D. Serrate, Y. Yoshida, M. Moro-Lagares, A. Kubetzka, and R. Wiesendanger,
Phys. Rev. B 93 125424 (2016)
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Guiding Spin Spirals by Local Uniaxial Strain Relief
P.-J. Hsu, A. Finco, L. Schmidt, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 116 017201 (2016)
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Electrical detection of magnetic skyrmions by tunnelling non-collinear magnetoresistance
C. Hanneken, F. Otte, A. Kubetzka, B. Dupé, N. Romming, K. von Bergmann, R. Wiesendanger, and S. Heinze,
Nature Nanotechnology 10 1039 (2015)
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Field-Dependent Size and Shape of Single Magnetic Skyrmions
N. Romming, A. Kubetzka, C. Hanneken, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 114 177203 (2015)
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Influence of the Local Atom Configuration on a Hexagonal Skyrmion Lattice
K. von Bergmann, M. Menzel, A. Kubetzka, and R. Wiesendanger,
Nano Lett. 15 3280 (2015)
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Giant magnetization canting due to symmetry breaking in zigzag Co chains on Ir(001)
B. Dupé, J. E. Bickel, Y. Mokrousov, F. Otte, K. von Bergmann, A. Kubetzka, S. Heinze, and R. Wiesendanger,
New J. Phys. 17 023014 (2015)
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Interface-induced chiral domain walls, spin spirals and skyrmions revealed by spin-polarized scanning tunneling microscopy
K. von Bergmann, A. Kubetzka, O. Pietzsch, and R. Wiesendanger,
J. Phys.: Condens. Matter 26 394002 (2014)
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Scanning tunneling microscopy study of Fe, Co and Cr growth on Re(0001)
S. Ouazi, T. Pohlmann, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Surf. Sci. 630 280 (2014)
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Enhanced Atomic-Scale Spin Contrast due to Spin Friction
S. Ouazi, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 112 076102 (2014)
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Parity effects in 120° spin spirals
M. Menzel, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 112 047204 (2014)
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Writing and Deleting Single Magnetic Skyrmions
N. Romming, C. Hanneken, M. Menzel, J. E. Bickel, B. Wolter, K. von Bergmann, A. Kubetzka, and R. Wiesendanger,
Science 341 6146 (2013)
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Tunneling anisotropic magnetoresistance on the atomic scale
K. von Bergmann, M. Menzel, D. Serrate, Y. Yoshida, S. Schröder, P. Ferriani, A. Kubetzka, R. Wiesendanger, and S. Heinze,
Phys. Rev. B 86 134422 (2012)
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Magnetic coupling of single Co adatoms to a Co underlayer through a Pd spacer of variable thickness
L. V. Dzemiantsova, M. Hortamani, C. Hanneken, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 86 094427 (2012)
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Spin Friction Observed on the Atomic Scale
B. Wolter, Y. Yoshida, A. Kubetzka, S.-W. Hla, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. Lett. 109 116102 (2012)
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Information Transfer by Vector Spin Chirality in Finite Magnetic Chains
M. Menzel, Y. Mokrousov, R. Wieser, J. E. Bickel, E. Vedmedenko, S. Blügel, S. Heine, K. von Bergmann, A. Kubetzka, and R. Wiesedanger,
Phys. Rev. Lett. 108 197204 (2012)
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Conical spin-spiral state in an ultra-thin film driven by higher-order spin interactions
Y. Yoshida, S. Schröder, P. Ferriani, D. Serrate, A. Kubetzka, K. von Bergmann, S. Heinze, and R. Wiesendanger,
Phys. Rev. Lett. 108 087205 (2012)
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Multiscale magnetic study of Ni(111) and graphene on Ni(111)
L.V. Dzemiantsova, M. Karolak, F. Lofink, A. Kubetzka, B. Sachs, K. von Bergmann, S. Hankemeier, T.O. Wehling, R. Frömter, H.P. Oepen, A.I. Lichtenstein, and R. Wiesendanger,,
Phys. Rev. B 84 205431 (2011)
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Magnetic properties of monolayer Co islands on Ir(111) probed by spin-resolved scanning tunneling microscopy
J. E. Bickel, F. Meier, J. Brede, A. Kubetzka, K. von Bergmann, and R. Wiesendanger,
Phys. Rev. B 84 054454 (2011)
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Spontaneous atomic-scale magnetic skyrmion lattice in two dimensions
S. Heinze, K. von Bergmann, M. Menzel, J. Brede, A. Kubetzka, R. Wiesendanger, G. Bihlmayer, S. and Blügel,
Nature Physics 7 713 -- 718 (2011)
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Complex magnetic order on the atomic scale revealed by spin-polarized scanning tunnelling microscopy
K. von Bergmann, M. Bode, A. Kubetzka, O. Pietzsch, E. Y. Vedmedenko, R. Wiesendanger,
Phil. Mag. 88 2627 (2008)
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Comment on "Three-Dimensional, Spin-Resolved Structure of Magnetic Vortex and Antivortex States in Patterned Co Films Using Scanning Ion Microscopy with Polarization Analysis"
M. Bode, O. Pietzsch, A. Kubetzka, W. Wulfhekel, D. McGrouther, S. McVitie, and J. N. Chapman,
Phys. Rev. Lett. 100 029703 (2008)
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Spin-polarized scanning tunneling microscopy in field emission mode
A. Kubetzka, M. Bode, and R. Wiesendanger,
Appl. Phys. Lett. 91 012508 (2007)
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Chiral magnetic order at surfaces driven by inversion asymmetry
M. Bode, M. Heide, K. von Bergmann, P. Ferriani, S. Heinze, G. Bihlmayer, A. Kubetzka, O. Pietzsch, S. Blügel, and R. Wiesendanger,
Nature 447 190 (2007)
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Spin-Resolved Electronic Structure of Nanoscale Cobalt Islands on Cu(111)
O. Pietzsch, S. Okatov, A. Kubetzka, M. Bode, S. Heinze, A. Lichtenstein, and R. Wiesendanger,
Phys. Rev. Lett. 96 237203 (2006)
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Atomic spin structure of antiferromagnetic domain walls
M. Bode, E. Y. Vedmedenko, K. von Bergmann, A. Kubetzka, P. Ferriani, S. Heinze, and R. Wiesendanger,
Nature Materials 5 477 (2006)
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Spin-polarized scanning tunneling spectroscopy of dislocation lines in Fe films on W(110)
M. Bode, K. von Bergmann, A. Kubetzka, O. Pietzsch, and R. Wiesendanger,
J. Magn. Magn. Mater. 304 1 (2006)
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Imaging the Switching Behavior of Superparamagnetic Nanoislands by Spin-Polarized Scanning Tunneling Microscopy
M. Bode, A. Kubetzka, K. von Bergmann, O. Pietzsch, and R. Wiesendanger,
J. Microsc. Res. & Techn. 66 117 (2005)
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Spin-polarized scanning tunneling microscopy: Insight into magnetism from nanostructures to atomic scale spin structures
K. von Bergmann, M. Bode, A. Kubetzka, O. Pietzsch, and R. Wiesendanger,
J. Microsc. Res. & Techn. 66 61 (2005)
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Revealing Antiferromagnetic Order of the Fe Monolayer on W(001): Spin-Polarized Scanning Tunneling Microscopy and First-Principles Calculations
A. Kubetzka, P. Ferriani, M. Bode, S. Heinze, G. Bihlmayer, K. von Bergmann, O. Pietzsch, S. Blügel, and R. Wiesendanger,
Phys. Rev. Lett. 94 87204 (2005)
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Spin-polarized electron scattering at single oxygen adsorbates on a magnetic surface
K. von Bergmann, M. Bode, A. Kubetzka, M. Heide, S. Blügel, and R. Wiesendanger,
Phys. Rev. Lett. 92 46801 (2004)
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Domain Wall Orientation in Magnetic Nanowires
E. Y. Vedmedenko, A. Kubetzka, K. von Bergmann, O. Pietzsch, M. Bode, J. Kirschner, H. P. Oepen, and R. Wiesendanger,
Phys. Rev. Lett. 92 77207 (2004)
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Thickness dependent magnetization states of Fe islands on W(110): From single domain to vortex and diamond patterns.
M. Bode, A. Wachowiak, J. Wiebe, A. Kubetzka, M. Morgenstern, and R. Wiesendanger,
Appl. Phys. Lett. 84 948 (2004)
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Spin-polarized scanning tunneling spectroscopy of nano-scale cobalt islands on Cu(111)
O. Pietzsch, A. Kubetzka, M. Bode, and R. Wiesendanger,
Phys. Rev. Lett. 92 57202 (2004)
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Fundamental studies of magnetism down to the atomic scale: present status and future perspectives of spin-polarized scanning tunneling microscopy.
R. Wiesendanger, M. Bode, A. Kubetzka, O. Pietzsch, M. Morgenstern, A. Wachowiak, and J. Wiebe,
J. Magn. Magn. Mater. 272-276 2115 (2004)
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Recent Advances in Spin-Polarized Scanning Tunneling Microscopy.
O. Pietzsch, A. Kubetzka, M. Bode, and R. Wiesendanger,
Appl. Phys. A 78 781 (2004)
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Spin-polarized STM investigation of magnetic domain walls.
A. Kubetzka, O. Pietzsch, M. Bode, R. Ravlic, and R. Wiesendanger,
Acta Physica Polonica A 104 259 (2003)
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Direct observation of confined states in individual metallic single wall carbon nanotubes.
Th. Maltezopoulos, A. Kubetzka, M. Morgenstern, R. Wiesendanger, S. G. Lemay, and. C. Dekker,
Appl. Phys. Lett. 83 1011 (2003)
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Correlation of dislocation and domain structure of Cr(001) investigated by spin-polarized scanning tunneling microscopy.
R. Ravlic, M. Bode, A. Kubetzka, and R. Wiesendanger,
Phys. Rev. B 67 174411 (2003)
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Determining the spin-polarization of surfaces by spin-polarized scanning tunneling spectroscopy.
A. Kubetzka, O. Pietzsch, M. Bode, and R. Wiesendanger,
Appl. Phys. A 76 873 (2003)
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Spin-orbit induced local band structure variations revealed by scanning tunneling spectroscopy.
M. Bode, A. Kubetzka, S. Heinze, O. Pietzsch, R. Wiesendanger, M. Heide, X. Nie, G. Bihlmayer, and S. Blügel,
J. Phys.: Condens. Matter 15 S679 (2003)
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Spin-polarized scanning tunneling microscopy study of 360° walls in an external magnetic field.
A. Kubetzka, O. Pietzsch, M. Bode, and R. Wiesendanger,
Phys. Rev. B 67 20401 (2003)
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Magnetization-direction dependent local electronic structure probed by scanning tunneling spectroscopy.
M. Bode, S. Heinze, A. Kubetzka, O. Pietzsch, X. Nie, G. Bihlmayer, S. Blügel, and R. Wiesendanger,
Phys. Rev. Lett. 89 237205 (2002)
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Spin-resolved spectro-microscopy of magnetic nanowire arrays.
M. Bode, A. Kubetzka, O. Pietzsch, and R. Wiesendanger,
Surf. Sci. 514 135 (2002)
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Structural, electronic, and magnetic properties of a Mn monolayer on W(110).
M. Bode, S. Heinze, A. Kubetzka, O. Pietzsch, M. Hennefarth, M. Getzlaff, R. Wiesendanger, X. Nie, G. Bihlmayer, and S. Blügel,
Phys. Rev. B 66 014425 (2002)
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Spin-Polarized Scanning Tunneling Microscopy with Antiferromagnetic Probe Tips.
A. Kubetzka, M. Bode, O. Pietzsch, and R. Wiesendanger,
Phys. Rev. Lett. 88 057201 (2002)
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Atomic-scale magnetic domain walls in quasi-one-dimensional Fe nanostripes.
M. Pratzer, H. J. Elmers, M. Bode, O. Pietzsch, A. Kubetzka, and R. Wiesendanger,
Phys. Rev. Lett. 87 127201 (2001)
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Observation of Magnetic Hysteresis at the Nano-Scale by Spin Polarized Scanning Tunneling Spectroscopy.
O. Pietzsch, A. Kubetzka, M. Bode, and R. Wiesendanger,
Science 292 2053 (2001)
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Magnetism of nanoscale Fe islands studied by spin-polarized scan- ning tunneling spectroscopy.
A. Kubetzka, O. Pietzsch, M. Bode, and R. Wiesendanger,
Phys. Rev. B 63 140407 (2001)
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Spin-polarized scanning tunneling spectroscopy on Fe-nanowires.
M. Bode, O. Pietzsch, A. Kubetzka, and R. Wiesendanger,
Appl. Phys. A 72 149 (2001)
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Experimental Evidence for Intra-Atomic Non-Collinear Magnetism at Thin Film Probe Tips.
M. Bode, O. Pietzsch, A. Kubetzka, S. Heinze, and R. Wiesendanger,
Phys. Rev. Lett. 86 2142 (2001)
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Spin-dependent tunneling effects on magnetic nanostructures
M. Getzlaff, M. Bode, A. Kubetzka, O. Pietzsch, and R. Wiesendanger,
Chin. Phys. 10 S186 (2001)
 (not online available)
Imaging Magnetic Nanostructures by Spin- Polarized Scanning Tunneling Spectroscopy
M. Bode, O. Pietzsch, A. Kubetzka, and R. Wiesendanger,
J. Electr. Spectr. Relat. Phenom. 114 1055 (2001)
 (not online available)
Real-Space Imaging of Two- Dimensional Antiferromagnetism on the Atomic Scale.
S. Heinze, M. Bode, A. Kubetzka, O. Pietzsch, X. Nie, S. Blügel, and R. Wiesendanger,
Science 288 1805 (2000)
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Real-Space Observation of Dipolar Antiferromagnetism in Magnetic Nanowires by Spin-Polarized Scanning Tunneling Spectroscopy.
O. Pietzsch, A. Kubetzka, M. Bode, and R. Wiesendanger,
Phys. Rev. Lett. 84 5212 (2000)
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A Low-Temperature UHV Scanning Tunneling Microscope with a Split-Coil Magnet and a Rotary Motion Stepper Motor for High Spatial Resolution Studies of Surface Magnetism.
O. Pietzsch, A. Kubetzka, D. Haude, M. Bode, and R. Wiesendanger,
Rev. Sci. Instr. 71 424 (2000)
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Temperature-dependent exchange splitting of a surface state on a local-moment magnet: Tb(0001)
M. Bode, M. Getzlaff, A. Kubetzka, R. Pascal, O. Pietzsch, and R. Wiesen- danger,
Phys. Rev. Lett. 83 3017 (1999)
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