Spin mapping at the nanoscale and atomic scale

Reviews of Modern Physics

Volumn 81, Issue 4, 2009, Pages 1495-1550

  Wiesendanger, Roland ^a  

^a UNIVERSITY OF HAMBURG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CONDENSED MATTER PHYSICS; MAGNETISM; NANOMAGNETICS; NANOTECHNOLOGY;

ATOMIC-SCALE RESOLUTION; BASIC PRINCIPLES; CONDENSED MATTER; DIRECT OBSERVATIONS; INELASTIC TUNNELING SPECTROSCOPY; MAGNETIC EXCHANGE; MAGNETIC NANOSTRUCTURES; SPIN-POLARIZED SCANNING TUNNELING MICROSCOPY;

SCANNING TUNNELING MICROSCOPY;

EID: 72449134374     PISSN: 00346861     EISSN: 15390756     Source Type: Journal    
DOI: 10.1103/RevModPhys.81.1495     Document Type: Article

References (225)

1. Abelmann, L., A. van den Bos, and C. Lodder, 2005, in Magnetic Microscopy of Nanostructures, edited by, H. Hopster, and, H. P. Oepen, (Springer, Berlin), Chap., pp. 253-283.
2. Akerman, J., 2005, " Toward a universal memory, " Science 308, 508-510. 10.1126/science.1110549 (Pubitemid 40570573)
3. Akiyama, R., H. Tanaka, T. Matsumoto, and T. Kawai, 2001, " Spin-polarized scanning tunneling microscopy on half-metallic manganite thin film with half-metallic manganite tip, " Appl. Phys. Lett. 79, 4378-4380. 10.1063/1.1375832 (Pubitemid 34047813)
4. Albonetti, C., I. Bergenti, M. Cavallini, V. Dediu, M. Massi, J.-F. Moulin, and F. Biscarini, 2002, " Electrochemical preparation of cobalt tips for scanning tunneling microscopy, " Rev. Sci. Instrum. 73, 4254-4256. 10.1063/1.1518127
5. Albrecht, T. R., P. Grütter, D. Horne, and D. Rugar, 1991, " Frequency modulation detection using high- Q cantilevers for enhanced force microscope sensitivity, " J. Appl. Phys. 69, 668-673. 10.1063/1.347347
6. Allers, W., S. Langkat, and R. Wiesendanger, 2001, " Low-temperature dynamic force microscopy on nickel oxide (2001), " Appl. Phys. A: Mater. Sci. Process. 72, S27-S30. 10.1007/s003390100731 (Pubitemid 33818577)
7. Allers, W., A. Schwarz, U. D. Schwarz, and R. Wiesendanger, 1998, " A scanning force microscope with atomic resolution in ultrahigh vacuum and at low temperatures, " Rev. Sci. Instrum. 69, 221-225. 10.1063/1.1148499
8. Alvarado, S. F., 1995, " Tunneling potential barrier dependence of electron spin polarization, " Phys. Rev. Lett. 75, 513-516. 10.1103/PhysRevLett.75.513
9. Alvarado, S. F., and P. Renaud, 1992, " Observation of spin-polarized electron tunneling from a ferromagnet into GaAs, " Phys. Rev. Lett. 68, 1387-1390. 10.1103/PhysRevLett.68.1387
10. Anisimovas, E., and P. Johansson, 1999, " Tip-geometry effects in circularly polarized light emission from a scanning tunneling microscope, " Phys. Rev. B 59, 5126-5133. 10.1103/PhysRevB.59.5126
11. Ashino, M., A. Schwarz, T. Behnke, and R. Wiesendanger, 2004, " Atomic-resolution dynamic force microscopy and spectroscopy of a single-walled carbon nanotube: characterization of interatomic van der Waals forces, " Phys. Rev. Lett. 93, 136101. 10.1103/PhysRevLett.93.136101
12. Balashov, T., A. F. Takács, W. Wulfhekel, and J. Kirschner, 2006, " Magnon excitation with spin-polarized scanning tunneling microscopy, " Phys. Rev. Lett. 97, 187201. 10.1103/PhysRevLett.97.187201 (Pubitemid 44684349)
13. Bardeen, J., 1961, " Tunneling from a many body point of view, " Phys. Rev. Lett. 6, 57-59. 10.1103/PhysRevLett.6.57
14. Berbil-Bautista, L., S. Krause, M. Bode, and R. Wiesendanger, 2007, " Spin-polarized scanning tunneling microscopy and spectroscopy of ferromagnetic Dy(0001)/W(110) films, " Phys. Rev. B 76, 064411. 10.1103/PhysRevB.76.064411
15. Berbil-Bautista, L., S. Krause, T. Hänke, M. Bode, and R. Wiesendanger, 2006, " Spin-polarized scanning tunneling microscopy through an adsorbate layer: Sulfur-covered Fe/W (110), " Surf. Sci. 600, L20-L24. 10.1016/j.susc.2005.10.061 (Pubitemid 43171922)
16. Berdunov, N., S. Murphy, G. Mariotto, and I. V. Shvets, 2004, " Atomically resolved spin-dependent tunneling on the oxygen-terminated Fe3 O4 (111), " Phys. Rev. Lett. 93, 057201. 10.1103/PhysRevLett.93.057201
17. Berdunov, N., S. Murphy, G. Mariotto, I. V. Shvets, and Y. M. Mykovskiy, 2004, " Spin-polarized tunneling effects observed on the oxygen-terminated Fe3 O4 (111) surface, " J. Appl. Phys. 95, 6891-6893. 10.1063/1.1688643
18. Berger, L., 1996, " Emission of spin waves by a magnetic multilayer traversed by a current, " Phys. Rev. B 54, 9353-9358. 10.1103/PhysRevB.54. 9353
19. Binnig, G., C. F. Quate, and C. Gerber, 1986, " Atomic force microscope, " Phys. Rev. Lett. 56, 930-933. 10.1103/PhysRevLett.56.930
20. Binnig, G., and H. Rohrer, 1987, " Scanning tunneling microscopy-from birth to adolescence, " Rev. Mod. Phys. 59, 615-625. 10.1103/RevModPhys.59.615
21. Binnig, G., H. Rohrer, C. Gerber, and E. Weibel, 1982a, " Tunneling through a contollable vacuum gap, " Appl. Phys. Lett. 40, 178-180. 10.1063/1.92999
22. Binnig, G., H. Rohrer, C. Gerber, and E. Weibel, 1982b, " Surface studies by scanning tunnelling microscopy, " Phys. Rev. Lett. 49, 57-61. 10.1103/PhysRevLett.49.57
23. Binnig, G., H. Rohrer, C. Gerber, and E. Weibel, 1983, " 7×7 reconstruction on Si(111) resolved in real space, " Phys. Rev. Lett. 50, 120-123. 10.1103/PhysRevLett.50.120
24. Blügel, S., D. Pescia, and P. H. Dederichs, 1989, " Ferromagnetism versus antiferromagnetism of the Cr(001) surface, " Phys. Rev. B 39, 1392-1394. 10.1103/PhysRevB.39.1392
25. Bode, M., 2003, " Spin-polarized scanning tunneling microscopy, " Rep. Prog. Phys. 66, 523-581. 10.1088/0034-4885/66/4/203 (Pubitemid 36568201)
26. Bode, M., M. Getzlaff, S. Heinze, R. Pascal, and R. Wiesendanger, 1998, " Magnetic exchange splitting of the Gd(0001) surface state studied by variable-temperature scanning tunneling spectroscopy, " Appl. Phys. A: Mater. Sci. Process. 66, S121-S124. 10.1007/s003390051113
27. Bode, M., M. Getzlaff, A. Kubetzka, R. Pascal, O. Pietzsch, and R. Wiesendanger, 1999, " Temperature-dependent exchange splitting of a surface state on a local-moment magnet: Tb(0001), " Phys. Rev. Lett. 83, 3017-3020. 10.1103/PhysRevLett.83.3017
28. Bode, M., M. Getzlaff, and R. Wiesendanger, 1998, " Spin-polarized vacuum tunneling into the exchange-split surface state of Gd(0001), " Phys. Rev. Lett. 81, 4256-4259. 10.1103/PhysRevLett.81.4256 (Pubitemid 128630790)
29. Bode, M., M. Getzlaff, and R. Wiesendanger, 1999, " Quantitative aspects of spin-polarized scanning tunneling spectroscopy of Gd(0001), " J. Vac. Sci. Technol. A 17, 2228-2232. 10.1116/1.581752
30. Bode, M., S. Heinze, A. Kubetzka, O. Pietzsch, M. Hennefarth, M. Getzlaff, R. Wiesendanger, X. Nie, G. Bihlmayer, and S. Blügel, 2002, " Structural, electronic, and magnetic properties of a Mn monolayer on W(110), " Phys. Rev. B 66, 014425. 10.1103/PhysRevB.66.014425
31. Bode, M., S. Heinze, A. Kubetzka, O. Pietzsch, X. Nie, G. Bihlmayer, S. Blügel, and R. Wiesendanger, 2002, " Magnetization-direction-dependent local electronic structure probed by scanning tunneling spectroscopy, " Phys. Rev. Lett. 89, 237205. 10.1103/PhysRevLett.89.237205
32. Bode, M., M. Heide, K. von Bergmann, P. Ferriani, S. Heinze, G. Bihlmayer, A. Kubetzka, O. Pietzsch, S. Blügel, and R. Wiesendanger, 2007, " Chiral magnetic order at surfaces driven by inversion asymmetry, " Nature (London) 447, 190-193. 10.1038/nature05802 (Pubitemid 46763084)
33. Bode, M., A. Kubetzka, S. Heinze, O. Pietzsch, R. Wiesendanger, M. Heide, X. Nie, G. Bihlmayer, and S. Blügel, 2003, " Spin-orbit induced local band structure variations revealed by scanning tunnelling spectroscopy, " J. Exp. Zool. 15, S679-S692.
34. Bode, M., A. Kubetzka, O. Pietzsch, and R. Wiesendanger, 2001, " Spin-polarized scanning tunneling spectroscopy on Fe nanowires, " Appl. Phys. A: Mater. Sci. Process. 72, S149-S153. 10.1007/s003390100792 (Pubitemid 33818606)
35. Bode, M., A. Kubetzka, O. Pietzsch, and R. Wiesendanger, 2002, " Spin-resolved spectro-microscopy of magnetic nanowire arrays, " Surf. Sci. 514, 135-144. 10.1016/S0039-6028(02)01619-9 (Pubitemid 34822297)
36. Bode, M., A. Kubetzka, O. Pietzsch, and R. Wiesendanger, 2005, in Modern Techniques for Characterizing Magnetic Materials, edited by, Y. Zhu, (Kluwer Academic, Dordrecht), p. 383.
37. Bode, M., A. Kubetzka, K. von Bergmann, O. Pietzsch, and R. Wiesendanger, 2005, " Imaging the switching behavior of superparamagnetic nanoislands by spin-polarized scanning tunneling microscopy, " Microsc. Res. Tech. 66, 117-125. 10.1002/jemt.20151 (Pubitemid 40656633)
38. Bode, M., R. Pascal, and R. Wiesendanger, 1997, " Scanning tunneling spectroscopy of Fe/W (110) using iron covered probe tips, " J. Vac. Sci. Technol. A 15, 1285-1290. 10.1116/1.580577
39. Bode, M., O. Pietzsch, A. Kubetzka, S. Heinze, and R. Wiesendanger, 2001, " Experimental evidence for intra-atomic non-collinear magnetism at thin film probe tips, " Phys. Rev. Lett. 86, 2142-2145. 10.1103/PhysRevLett.86. 2142 (Pubitemid 32254781)
40. Bode, M., O. Pietzsch, A. Kubetzka, and R. Wiesendanger, 2004, " Shape-dependent thermal switching behavior of superparamagnetic nanoislands, " Phys. Rev. Lett. 92, 067201. 10.1103/PhysRevLett.92.067201
41. Bode, M., R. Ravlic, M. Kleiber, and R. Wiesendanger, 2005, " Growth and magnetism of Fe on Cr(001): a spin-polarized scanning tunneling spectroscopy and magnetic force microscopy study, " Appl. Phys. A: Mater. Sci. Process. 80, 907-912. 10.1007/s00339-004-3115-y (Pubitemid 40871773)
42. Bode, M., E. Y. Vedmedenko, K. von Bergmann, A. Kubetzka, P. Ferriani, S. Heinze, and R. Wiesendanger, 2006, " Atomic spin structure of antiferromagnetic domain walls, " Nature Mater. 5, 477-481. 10.1038/nmat1646 (Pubitemid 43838911)
43. Bode, M., K. von Bergmann, O. Pietzsch, A. Kubetzka, and R. Wiesendanger, 2006, " Spin-polarized scanning tunneling spectroscopy of dislocation lines in Fe films on W(110), " J. Magn. Magn. Mater. 304, 1-5. 10.1016/j.jmmm.2006.02.098 (Pubitemid 44208708)
44. Bode, M., A. Wachowiak, J. Wiebe, A. Kubetzka, M. Morgenstern, and R. Wiesendanger, 2004, " Thickness dependent magnetization states of Fe islands on W(110): From single domain to vortex and diamond patterns, " Appl. Phys. Lett. 84, 948-950. 10.1063/1.1644613
45. Bode, M., and R. Wiesendanger, 2005, in Magnetic Microscopy of Nanostructures, edited by, H. Hopster, and, H. P. Oepen, (Springer, Berlin), Chap., pp. 203-223.
46. Bodea, S., W. Wulfhekel, and J. Kirschner, 2005, " Influence of step edges and strain on the domain wall width, " Phys. Rev. B 72, 100403. 10.1103/PhysRevB.72.100403 (Pubitemid 43022372)
47. Braun, H.-B., 1993, " Thermally activated magnetization reversal in elongated ferromagnetic particles, " Phys. Rev. Lett. 71, 3557-3560. 10.1103/PhysRevLett.71.3557
48. Braun, H.-B., 1994, " Statistical mechanics of nonuniform magnetization reversal, " Phys. Rev. B 50, 16501-16521. 10.1103/PhysRevB.50.16501
49. Brown, W. F., 1963, " Thermal fluctuations of a single-domain particle, " Phys. Rev. 130, 1677-1686. 10.1103/PhysRev.130.1677
50. Bruno, P., 1999, " Geometrically constrained magnetic wall, " Phys. Rev. Lett. 83, 2425-2428. 10.1103/PhysRevLett.83.2425
51. Bruno, P., and C. Chappert, 1992, " Ruderman-Kittel theory of oscillatory interlayer exchange coupling, " Phys. Rev. B 46, 261-270. 10.1103/PhysRevB.46.261
52. Bryl, R., and M. S. Altman, 2003, " Spin-polarized vacuum tunneling in field emission from Co-coated W(111) tips, " J. Appl. Phys. 94, 4670-4675. 10.1063/1.1605814
53. Castell, M. R., S. L. Dudarev, G. A. D. Briggs, and A. P. Sutton, 1999, " Unexpected differences in the surface electronic structure of NiO and CoO observed by STM and explained by first-principles theory, " Phys. Rev. B 59, 7342-7345. 10.1103/PhysRevB.59.7342
54. Cavallini, M., and F. Biscarini, 2000, " Electrochemically etched nickel tips for spin polarized scanning tunneling microscopy, " Rev. Sci. Instrum. 71, 4457-4460. 10.1063/1.1311936
55. Ceballos, S. F., G. Mariotto, S. Murphy, and I. V. Shvets, 2003, " Fabrication of magnetic STM probes and their application to studies of the Fe3 O4 (001) surface, " Surf. Sci. 523, 131-140. 10.1016/S0039-6028(02)02458-5
56. Chen, C. J., 1990a, " Tunneling matrix-elements in three-dimensional space: The derivative rule and the sum rule, " Phys. Rev. B 42, 8841-8857. 10.1103/PhysRevB.42.8841
57. Chen, C. J., 1990b, " Origin of atomic resolution on metal-surfaces in scanning tunneling microscopy, " Phys. Rev. Lett. 65, 448-451. 10.1103/PhysRevLett.65.448
58. Chen, C. J., 1991, " Microscopic view of scanning tunneling microscopy, " J. Vac. Sci. Technol. A 9, 44-50. 10.1116/1.577128
59. Coey, J. M. D., I. V. Shvets, R. Wiesendanger, and H.-J. Güntherodt, 1993, " Charge freezing and surface anisotropy on magnetite (100), " J. Appl. Phys. 73, 6742-6744. 10.1063/1.352522
60. de Groot, R. A., 1991, " Half-metallic magnetism in the 1990s, " Physica B 172, 45-50. 10.1016/0921-4526(91)90415-B (Pubitemid 21707122)
61. de Groot, R. A., F. M. Müller, P. G. van Engen, and K. H. J. Buschow, 1983, " New class of materials: Half-metallic ferromagnets, " Phys. Rev. Lett. 50, 2024-2027. 10.1103/PhysRevLett.50.2024
62. Diekhöner, L., M. A. Schneider, A. N. Baranov, V. S. Stepanyuk, P. Bruno, and K. Kern, 2003, " Surface states of cobalt nanoislands on Cu(111), " Phys. Rev. Lett. 90, 236801. 10.1103/PhysRevLett.90.236801
63. Ding, H. F., W. Wulfhekel, P. Bruno, and J. Kirschner, 2003, " Absence of zero-bias anomaly in spin-polarized vacuum tunneling in Co(0001), " Phys. Rev. Lett. 90, 116603. 10.1103/PhysRevLett.90.116603
64. Ding, H. F., W. Wulfhekel, and J. Kirschner, 2002, " Ultra-sharp domain walls in the closure domain pattern of Co(0001), " Europhys. Lett. 57, 100-106. 10.1209/epl/i2002-00547-6
65. Ding, H. F., W. Wulfhekel, U. Schlickum, and J. Kirschner, 2003, " Spin-polarized vacuum tunneling at small gap widths, " Europhys. Lett. 63, 419-425. 10.1209/epl/i2003-00549-4 (Pubitemid 37056470)
66. Donath, M., B. Gubanka, and F. Passek, 1996, " Temperature-dependent spin polarization of magnetic surface state at Gd(0001), " Phys. Rev. Lett. 77, 5138-5141. 10.1103/PhysRevLett.77.5138
67. Dreyer, M., M. Löhndorf, A. Wadas, and R. Wiesendanger, 1998, " Ultrahigh vacuum magnetic force microscopy of the domain structure of ultrathin Co films, " Appl. Phys. A: Mater. Sci. Process. 66, 1209-1212. 10.1007/s003390051328
68. Dzyaloshinskii, I. E., 1957, " Thermodynamic theory of 'weak' ferromagnetism in antiferromagnetic substances, " Sov. Phys. JETP 5, 1259-1262.
69. Elmers, H. J., 1998, " Magnetization states in ultrathin films with laterally modulated anisotropies, " J. Magn. Magn. Mater. 185, 274-282. 10.1016/S0304-8853(98)00043-2
70. Elmers, H. J., J. Hauschild, and U. Gradmann, 1999, " Onset of perpendicular magnetization in nanostripe arrays of Fe on stepped W(110) surfaces, " Phys. Rev. B 59, 3688-3695. 10.1103/PhysRevB.59.3688
71. Esaki, L., 1974, " Long journey into tunneling, " Rev. Mod. Phys. 46, 237-244. 10.1103/RevModPhys.46.237
72. Feldtkeller, E., and H. Thomas, 1965, " Struktur und Energie von Blochlinien in dünnen ferromagnetischen Schichten, " Phys. Kondens. Mater. 4, 8-14. 10.1007/BF02423256
73. Ferriani, P., K. von Bergmann, E. Y. Vedmedenko, S. Heinze, M. Bode, M. Heide, G. Bihlmayer, S. Blügel, and R. Wiesendanger, 2008, " Atomic-scale non-collinear magnetic order in thin films induced by spin-orbit coupling, " Phys. Rev. Lett. 101, 027201. 10.1103/PhysRevLett.101.027201
74. Fischer, B., and M. W. Klein, 1975, " Magnetic and nonmagnetic impurities in two-dimensional metals, " Phys. Rev. B 11, 2025-2029. 10.1103/PhysRevB.11.2025
75. Fu, C. L., and A. J. Freeman, 1986, " Surface ferromagnetism of Cr(001), " Phys. Rev. B 33, 1755-1761. 10.1103/PhysRevB.33.1755
76. Gambardella, P., R. Rusponi, M. Veronese, S. S. Dhesi, C. Grazioli, A. Dallmeyer, I. Cabria, R. Zeller, P. H. Dederichs, K. Kern, C. Carbone, and H. Brune, 2003, " Giant magnetic anisotropy of single cobalt atoms and nanoparticles, " Science 300, 1130-1133. 10.1126/science.1082857 (Pubitemid 36583093)
77. Gao, C. L., U. Schlickum, W. Wulfhekel, and J. Kirschner, 2007, " Mapping the surface spin structure of large unit cells: reconstructed Mn films on Fe(001), " Phys. Rev. Lett. 98, 107203. 10.1103/PhysRevLett.98.107203 (Pubitemid 46397321)
78. Getzlaff, M., M. Bode, S. Heinze, R. Pascal, and R. Wiesendanger, 1998, " Temperature-dependent exchange-splitting of the magnetic Gd(0001) surface state, " J. Magn. Magn. Mater. 184, 155-165. 10.1016/S0304-8853(97)01140-2 (Pubitemid 128413728)
79. Getzlaff, M., M. Bode, and R. Wiesendanger, 1999, " Spin-polarized vacuum tunneling: correlation of electronic and magnetic properties on the nanometer scale, " Surf. Rev. Lett. 6, 591-597. 10.1142/S0218625X99000548
80. Giaever, I., 1974, " Electron tunneling and superconductivity, " Rev. Mod. Phys. 46, 245-250. 10.1103/RevModPhys.46.245
81. Giessibl, F. J., 1995, " Atomic-resolution of the silicon (111)-(7X7) surface by atomic force microscopy, " Science 267, 68-71. 10.1126/science.267.5194.68
82. Giessibl, F. J., 2003, " Advances in atomic force microscopy, " Rev. Mod. Phys. 75, 949-983. 10.1103/RevModPhys.75.949 (Pubitemid 37249573)
83. Hänke, T., M. Bode, S. Krause, L. Berbil-Bautista, and R. Wiesendanger, 2005, " Temperature-dependent scanning tunneling spectroscopy of Cr(001): orbital Kondo resonance versus surface state, " Phys. Rev. B 72, 085453. 10.1103/PhysRevB.72.085453
84. Hänke, T., S. Krause, L. Berbil-Bautista, M. Bode, R. Wiesendanger, D. Lott, and A. Schreyer, 2005, " Absence of spin-flip transition at the Cr(001) surface: A combined spin-polarized scanning tunneling microscopy and neutron scattering study, " Phys. Rev. B 71, 184407. 10.1103/PhysRevB.71. 184407 (Pubitemid 41748080)
85. Hartmann, U., 1999, " Magnetic force microscopy, " Annu. Rev. Mater. Sci. 29, 53-87. 10.1146/annurev.matsci.29.1.53 (Pubitemid 30857986)
86. Heinrich, A. J., J. A. Gupta, C. P. Lutz, and D. M. Eigler, 2004, " Single-atom spin-flip spectroscopy, " Science 306, 466-469. 10.1126/science.1101077 (Pubitemid 39372441)
87. Heinze, S., 2006, " Simulation of spin-polarized scanning tunneling microscopy images of nanoscale non-collinear magnetic structures, " Appl. Phys. A: Mater. Sci. Process. 85, 407-414. 10.1007/s00339-006-3692-z (Pubitemid 44601488)
88. Heinze, S., M. Bode, A. Kubetzka, O. Pietzsch, X. Nie, S. Blügel, and R. Wiesendanger, 2000, " Real-space imaging of two-dimensional antiferromagnetism on the atomic scale, " Science 288, 1805-1808. 10.1126/science.288.5472.1805 (Pubitemid 30399014)
89. Heinze, S., P. Kurz, D. Wortmann, G. Bihlmayer, and S. Blügel, 2002, " Complex magnetism in ultra-thin films: atomic-scale spin structures and resolution by the spin-polarized scanning tunneling microscope, " Appl. Phys. A: Mater. Sci. Process. 75, 25-36. 10.1007/s003390101052 (Pubitemid 34537247)
90. Hertel, R., 2002, " Thickness dependence of the magnetization structures of thin permalloy rectangles, " Z. Metallkd. 93, 957-962.
91. Hilzinger, H. R., and H. Kronmüller, 1972, " Spin configuration and intrinsic coercive field of narrow domain walls in Co5 R compounds, " Phys. Status Solidi B 54, 593-604. 10.1002/pssb.2220540223
92. Hirjibehedin, C. F., C.-Y. Lin, A. F. Otte, M. Ternes, C. P. Lutz, B. A. Jones, and A. J. Heinrich, 2007, " Large magnetic anisotropy of a single atomic spin embedded in a surface molecular network, " Science 317, 1199-1203. 10.1126/science.1146110
93. Hirjibehedin, C. F., C. P. Lutz, and A. J. Heinrich, 2006, " Spin coupling in engineered atomic structures, " Science 312, 1021-1024. 10.1126/science.1125398 (Pubitemid 43752905)
94. Hubert, A., and R. Schäfer, 1998, Magnetic Domains (Springer, Berlin).
95. Johnson, M., and J. Clarke, 1990, " Spin-polarized scanning tunneling microscope: concept, design, and preliminary results from a prototype operated in air, " J. Appl. Phys. 67, 6141-6152. 10.1063/1.345176
96. Jordan, K., G. Mariotto, S. F. Ceballos, S. Murphy, and I. V. Shvets, 2005, " Spin polarized STM imaging of the Fe3 O4 (001) surface using anti-ferromagnetic tips, " J. Magn. Magn. Mater. 290-291, 1029-1032. 10.1016/j.jmmm.2004.11.362 (Pubitemid 40370371)
97. Josephson, B. D., 1974, " Discovery of tunnelling supercurrents, " Rev. Mod. Phys. 46, 251-254. 10.1103/RevModPhys.46.251
98. Jullière, M., 1975, " Tunneling between ferromagnetic-films, " Phys. Lett. A 54, 225-226. 10.1016/0375-9601(75)90174-7
99. Kaiser, U., A. Schwarz, and R. Wiesendanger, 2007, " Magnetic exchange force microscopy with atomic resolution, " Nature (London) 446, 522-525. 10.1038/nature05617 (Pubitemid 46514721)
100. Kawagoe, T., Y. Iguchi, A. Yamasaki, Y. Suzuki, K. Koike, and S. Suga, 2005, " Surface magnetic structure of epitaxial Cr(001) films on Au(001) studied by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. B 71, 014427. 10.1103/PhysRevB.71.014427 (Pubitemid 40486303)
101. Kawagoe, T., Y. Suzuki, M. Bode, and K. Koike, 2003, " Evidence of a topological antiferromagnetic order on ultrathin Cr(001) film surface studied by spin-polarized scanning tunneling spectroscopy, " J. Appl. Phys. 93, 6575-6577. 10.1063/1.1557352
102. Klebanoff, L. E., S. W. Robey, G. Liu, and D. A. Shirley, 1984, " Observation of a surface magnetic phase transition on Cr(100), " Phys. Rev. B 30, 1048-1051. 10.1103/PhysRevB.30.1048
103. Kleiber, M., M. Bode, R. Ravlic, N. Tezuka, and R. Wiesendanger, 2002, " Magnetic properties of the Cr(001) surface studied by spin-polarized scanning tunnelling spectroscopy, " J. Magn. Magn. Mater. 240, 64-69. 10.1016/S0304-8853(01)00739-9 (Pubitemid 34413295)
104. Kleiber, M., M. Bode, R. Ravlic, and R. Wiesendanger, 2000, " Topology-induced spin frustrations at the Cr(001) surface studied by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. Lett. 85, 4606-4609. 10.1103/PhysRevLett.85.4606 (Pubitemid 32024902)
105. Knorr, N., M. A. Schneider, L. Diekhöner, P. Wahl, and K. Kern, 2002, " Kondo effect of single Co adatoms on Cu surfaces, " Phys. Rev. Lett. 88, 096804. 10.1103/PhysRevLett.88.096804
106. Koltun, R., M. Herrmann, G. Güntherodt, and V. A. M. Brabers, 2001, " Enhanced atomic-scale contrast on Fe3 O4 (100) observed with an Fe STM tip, " Appl. Phys. A: Mater. Sci. Process. 73, 49-53. 10.1007/s003390100739
107. Krause, S., L. Berbil-Bautista, T. Hänke, F. Vonau, M. Bode, and R. Wiesendanger, 2006, " Consequences of line defects on the magnetic structure of high anisotropy films: Pinning centers on Dy/W (110), " Europhys. Lett. 76, 637-643. 10.1209/epl/i2006-10307-2 (Pubitemid 44788484)
108. Krause, S., L. Berbil-Bautista, G. Herzog, M. Bode, and R. Wiesendanger, 2007, " Current-induced magnetization switching with a spin-polarized scanning tunneling microscope, " Science 317, 1537-1540. 10.1126/science.1145336 (Pubitemid 47417430)
109. Krause, S., G. Herzog, T. Stapelfeldt, L. Berbil-Bautista, M. Bode, E. Y. Vedmedenko, and R. Wiesendanger, 2009, " Magnetization reversal of nanoscale islands: How size and shape affect the Arrhenius prefactor, " Phys. Rev. Lett. 103, 127202. 10.1103/PhysRevLett.103.127202
110. Kubetzka, A., M. Bode, O. Pietzsch, and R. Wiesendanger, 2002, " Spin-polarized scanning tunneling microscopy with antiferromagnetic probe tips, " Phys. Rev. Lett. 88, 057201. 10.1103/PhysRevLett.88.057201
111. Kubetzka, A., M. Bode, and R. Wiesendanger, 2007, " Spin-polarized STM in field emission mode, " Appl. Phys. Lett. 91, 012508. 10.1063/1.2753695 (Pubitemid 350092107)
112. Kubetzka A., P. Ferriani, M. Bode, S. Heinze, G. Bihlmayer, K. von Bergmann, O. Pietzsch, S. Blügel, and R. Wiesendanger, 2005, " Revealing antiferromagnetic order of the Fe monolayer on W(001): Spin-polarized scanning tunneling microscopy and first-principles calculations, " Phys. Rev. Lett. 94, 087204. 10.1103/PhysRevLett.94.087204
113. Kubetzka, A., O. Pietzsch, M. Bode, R. Ravlic, and R. Wiesendanger, 2003, " Spin-polarized STM investigation of magnetic domain walls, " Acta Phys. Pol. A 104, 259-268.
114. Kubetzka, A., O. Pietzsch, M. Bode, and R. Wiesendanger, 2001, " Magnetism of nanoscale Fe islands studied by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. B 63, 140407. 10.1103/PhysRevB.63.140407
115. Kubetzka, A., O. Pietzsch, M. Bode, and R. Wiesendanger, 2003a, " Determining the spin polarization of surfaces by spin-polarized scanning tunneling spectroscopy, " Appl. Phys. A: Mater. Sci. Process. 76, 873-877. 10.1007/s00339-002-1967-6
116. Kubetzka, A., O. Pietzsch, M. Bode, and R. Wiesendanger, 2003b, " Spin-polarized scanning tunneling microscopy study of 360 degrees walls in an external magnetic field, " Phys. Rev. B 67, 020401. 10.1103/PhysRevB.67. 020401
117. LaBella, V. P., D. W. Bullock, Z. Ding, C. Emery, A. Venkatesan, W. F. Oliver, G. J. Salamo, P. M. Thibado, and M. Mortazavi, 2001, " Spatially resolved spin-injection probability for gallium arsenide, " Science 292, 1518-1521. 10.1126/science.292.5521.1518 (Pubitemid 32493414)
118. Laiho, R., and H. J. Reittu, 1993, " Theory of scanning tunneling microscopy with spin-polarized electrons obtained from a semiconductor tip, " Surf. Sci. 289, 363-369. 10.1016/0039-6028(93)90667-9 (Pubitemid 23668446)
119. Laiho, R., and H. J. Reittu, 1996, " Spin-polarized scanning probe microscopy, " Phys. Solid State 38, 506-512.
120. Laiho, R., and H. J. Reittu, 1997, " Spin-polarized scanning tunneling microscopy with detection of polarized luminescence emerging from a semiconductor tip, " J. Phys.: Condens. Matter 9, 5697-5707. 10.1088/0953-8984/9/27/003
121. Langkat, S. M., H. Hölscher, A. Schwarz, and R. Wiesendanger, 2003, " Determination of site specific interatomic forces between an iron coated tip and the NiO(001) surface by force field spectroscopy, " Surf. Sci. 527, 12-20. 10.1016/S0039-6028(03)00076-1
122. Li, J., W.-D. Schneider, R. Berndt, and S. Crampin, 1998, " Electron confinement to nanoscale Ag islands on Ag(111): a quantitative study, " Phys. Rev. Lett. 80, 3332-3335. 10.1103/PhysRevLett.80.3332
123. Liebmann, M., A. Schwarz, S. M. Langkat, and R. Wiesendanger, 2002, " A low-temperature ultrahigh vacuum scanning force microscope with a split-coil magnet, " Rev. Sci. Instrum. 73, 3508-3514. 10.1063/1.1502446 (Pubitemid 35328727)
124. Madhavan, V., W. Chen, T. Jamneala, M. F. Crommie, and N. S. Wingreen, 1998, " Tunneling into a single magnetic atom: spectroscopic evidence of the Kondo resonance, " Science 280, 567-569. 10.1126/science.280.5363.567 (Pubitemid 28227755)
125. Maekawa, S., and U. Gäfvert, 1982, " Electron tunneling between ferromagnetic films, " IEEE Trans. Magn. 18, 707-708. 10.1109/TMAG.1982. 1061834
126. Mariotto, G., S. Murphy, and I. V. Shvets, 2002, " Charge ordering on the surface of Fe3 O4 (001), " Phys. Rev. B 66, 245426. 10.1103/PhysRevB.66.245426
127. Martin, Y., and K. Wickramasinghe, 1987, " Magnetic imaging by force microscopy with 1000-Å resolution, " Appl. Phys. Lett. 50, 1455-1457. 10.1063/1.97800
128. Meckler, S., M. Gyamfi, O. Pietzsch, and R. Wiesendanger, 2009, " A low-temperature spin-polarized scanning tunneling microscope operating in a fully rotatable magnetic field, " Rev. Sci. Instrum. 80, 023708. 10.1063/1.3086428
129. Meckler, S., N. Mikuszeit, A. Pressler, E. Vedmedenko, O. Pietzsch, and R. Wiesendanger, 2009, " Real-space observation of a right-handed inhomogeneous cycloidal spin spiral by spin-polarized scanning tunneling microscopy in a triple axes vector magnet, " Phys. Rev. Lett. 103, 157201. 10.1103/PhysRevLett.103.157201
130. Meier, F., K. von Bergmann, P. Ferriani, J. Wiebe, M. Bode, K. Hashimoto, S. Heinze, and R. Wiesendanger, 2006, " Spin-dependent electronic and magnetic properties of Co nanostructures on Pt(111) studied by spin-resolved scanning tunneling spectroscopy, " Phys. Rev. B 74, 195411. 10.1103/PhysRevB.74.195411 (Pubitemid 44748682)
131. Meier, F., K. von Bergmann, J. Wiebe, M. Bode, and R. Wiesendanger, 2007, " Co double-layer nanostructures on Pt(111) studied by spin-polarized scanning tunneling microscopy, " J. Phys. D: Appl. Phys. 40, 1306-1311. 10.1088/0022-3727/40/5/S18 (Pubitemid 46485728)
132. Meier, F., L. Zhou, J. Wiebe, and R. Wiesendanger, 2008, " The magnetization of individual adatoms, " Science 320, 82-86. 10.1126/science.1154415
133. Meservey, R., P. M. Tedrow, and P. Fulde, 1970, " Magnetic field splitting of quasiparticle states in superconducting aluminum films, " Phys. Rev. Lett. 25, 1270-1272. 10.1103/PhysRevLett.25.1270
134. Minakov, A. A., and I. V. Shvets, 1990, " On the possibility of resolving quantization axes of surface spins by means of a scanning tunneling microscope with a magnetic tip, " Surf. Sci. 236, L377-L381. 10.1016/0039-6028(90)90468-N
135. Morita, S., R. Wiesendanger, and E. Meyer, 2002, Eds., Non-contact Atomic Force Microscopy (Springer, Berlin).
136. Moriya, T., 1960, " Anisotropic superexchange interaction and weak ferromagnetism, " Phys. Rev. 120, 91-98. 10.1103/PhysRev.120.91
137. Murphy, S., S. F. Ceballos, G. Mariotto, N. Berdunov, K. Jordan, I. V. Shvets, and Y. M. Mukovskii, 2005, " Atomic scale spin-dependent STM on magnetite using antiferromagnetic STM tips, " Microsc. Res. Tech. 66, 85-92. 10.1002/jemt.20148 (Pubitemid 40662696)
138. Murphy, S., J. Osing, and I. V. Shvets, 1999, " Fabrication of submicron-scale manganese-nickel tips for spin-polarized STM studies, " Appl. Surf. Sci. 144-145, 497-500. 10.1016/S0169-4332(98)00852-6
139. Myers, E. B., D. C. Ralph, J. A. Katine, R. N. Louie, and R. A. Buhrmann, 1999, " Current-induced switching of domains in magnetic multilayer devices, " Science 285, 867-870. 10.1126/science.285.5429.867 (Pubitemid 29381982)
140. Nabhan, W., Y. Suzuki, R. Shinohara, K. Yamaguchi, and E. Tamura, 1999, " Effect of dichroism in the GaAs-tip-based spin-polarized STM, " Appl. Surf. Sci. 144-145, 570-574. 10.1016/S0169-4332(98)00867-8
141. Nussinov, Z., M. F. Crommie, and A. V. Balatsky, 2003, " Noise spectroscopy of a single spin with spin-polarized STM, " Phys. Rev. B 68, 085402. 10.1103/PhysRevB.68.085402
142. Okuno, S. N., T. Kishi, and K. Tanaka, 2002, " Spin-polarized tunneling spectroscopy of Co(0001) surface states, " Phys. Rev. Lett. 88, 066803. 10.1103/PhysRevLett.88.066803
143. Pascal, R., C. Zarnitz, M. Bode, and R. Wiesendanger, 1997, " Fabrication of atomic gratings based on self-organization of adsorbates with repulsive interaction, " Appl. Phys. A: Mater. Sci. Process. 65, 81-83. 10.1007/s003390050547
144. Pierce, D. T., 1988, " Spin-polarized electron microscopy, " Phys. Scr. 38, 291-296. 10.1088/0031-8949/38/2/035
145. Pietzsch, O., A. Kubetzka, M. Bode, and R. Wiesendanger, 2000a, " Real-space observation of dipolar antiferromagnetism in magnetic nanowires by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. Lett. 84, 5212-5215. 10.1103/PhysRevLett.84.5212
146. Pietzsch, O., A. Kubetzka, M. Bode, and R. Wiesendanger, 2000b, " A low-temperature UHV scanning tunneling microscope with a split-coil magnet system and a rotary motion stepper motor for high spatial resolution studies of surface magnetism, " Rev. Sci. Instrum. 71, 424-430. 10.1063/1.1150218
147. Pietzsch, O., A. Kubetzka, M. Bode, and R. Wiesendanger, 2001, " Observation of magnetic hysteresis at the nanometer scale by spin-polarized scanning tunnelling spectroscopy, " Science 292, 2053-2056. 10.1126/science.1060513
148. Pietzsch, O., A. Kubetzka, M. Bode, and R. Wiesendanger, 2004a, " Spin-polarized scanning tunneling spectroscopy of nanoscale cobalt islands on Cu(111), " Phys. Rev. Lett. 92, 057202. 10.1103/PhysRevLett.92.057202
149. Pietzsch, O., A. Kubetzka, M. Bode, and R. Wiesendanger, 2004b, " Recent advances in spin-polarized scanning tunneling microscopy, " Appl. Phys. A: Mater. Sci. Process. 78, 781-785. 10.1007/s00339-003-2431-y
150. Pietzsch, O., S. Okatov, A. Kubetzka, M. Bode, S. Heinze, A. Lichtenstein, and R. Wiesendanger, 2006, " Spin-resolved electronic structure of nanoscale cobalt islands on Cu(111), " Phys. Rev. Lett. 96, 237203. 10.1103/PhysRevLett.96.237203 (Pubitemid 43909365)
151. Pratzer, M., H. J. Elmers, M. Bode, O. Pietzsch, A. Kubetzka, and R. Wiesendanger, 2001, " Atomic-scale magnetic domain walls in quasi-one-dimensional Fe nanostripes, " Phys. Rev. Lett. 87, 127201. 10.1103/PhysRevLett.87.127201
152. Prokop, J., A. Kukunin, and H. J. Elmers, 2005, " Magnetic anisotropies and coupling mechanisms in Fe/Mo (110) nanostripes, " Phys. Rev. Lett. 95, 187202. 10.1103/PhysRevLett.95.187202
153. Prokop, J., A. Kukunin, and H. J. Elmers, 2006, " Spin-polarized scanning tunneling microscopy and spectroscopy of ultrathin Fe/Mo (110) films using W/Au/Co tips, " Phys. Rev. B 73, 014428. 10.1103/PhysRevB.73.014428 (Pubitemid 43270348)
154. Prokop, J., A. Kukunin, and H. J. Elmers, 2007, " Spin-polarized tunneling spectroscopy and magnetic coupling in Au-coated Fe/Mo (110) nanostructures, " Phys. Rev. B 75, 144423. 10.1103/PhysRevB.75.144423
155. Ravlic, R., M. Bode, A. Kubetzka, and R. Wiesendanger, 2003, " Correlation of dislocation and domain structure of Cr(001) investigated by spin-polarized scanning tunneling microscopy, " Phys. Rev. B 67, 174411. 10.1103/PhysRevB.67.174411
156. Ravlic, R., M. Bode, and R. Wiesendanger, 2003, " Correlation of structural, local electronic and magnetic properties of Fe on Cr(001) studied by spin-polarized scanning tunneling spectroscopy, " J. Phys.: Condens. Matter 15, S2513-S2531. 10.1088/0953-8984/15/34/304
157. Rusponi, S., N. Weiss, T. Cren, M. Epple, and H. Brune, 2005, " High tunnel magnetoresistance in spin-polarized scanning tunneling microscopy of Co nanoparticles on Pt(111), " Appl. Phys. Lett. 87, 162514. 10.1063/1.2077856
158. Sáenz, J. J., N. Garcia, P. Grütter, E. Meyer, H. Heinzelmann, R. Wiesendanger, L. Rosenthaler, H. R. Hidber, and H.-J. Güntherodt, 1987, " Observation of magnetic forces by the atomic force microscope, " J. Appl. Phys. 62, 4293-4295. 10.1063/1.339105
159. Schlickum, U., N. Janke-Gilman, W. Wulfhekel, and J. Kirschner, 2004, " Step-induced frustration of antiferromagnetic order in Mn on Fe(001), " Phys. Rev. Lett. 92, 107203. 10.1103/PhysRevLett.92.107203
160. Schlickum, U., W. Wulfhekel, and J. Kirschner, 2003, " Spin-polarized scanning tunneling microscope for imaging the in-plane magnetization, " Appl. Phys. Lett. 83, 2016-2018. 10.1063/1.1606867
161. Schmidt, R., C. Lazo, H. Hölscher, U. H. Pi, V. Caciuc, A. Schwarz, R. Wiesendanger, and S. Heinze, 2009, " Probing the magnetic exchange forces of iron on the atmoic scale, " Nano Lett. 9, 200-204. 10.1021/nl802770x
162. Schwarz, A., M. Bode, and R. Wiesendanger, 2007, in Handbook of Magnetism and Advanced Magnetic Materials, edited by, H. Kronmüller, and, S. S. P. Parkin, (Wiley, New York), Vol. 3, pp. 1687-1709.
163. Schwarz, A., M. Liebmann, U. Kaiser, R. Wiesendanger, T. W. Noh, and D. W. Kim, 2004, " Visualization of the Barkhausen effect by magnetic force microscopy, " Phys. Rev. Lett. 92, 077206. 10.1103/PhysRevLett.92.077206
164. Shinohara, R., K. Yamaguchi, H. Hirota, Y. Suzuki, T. Manago, H. Akinaga, T. Kuroda, and F. Minami, 2000, " Lifetime and spin relaxation time measurements of micro-fabricated GaAs tips, " Jpn. J. Appl. Phys. 39, 7093-7096. 10.1143/JJAP.39.7093
165. Shvets, I. V., G. Mariotto, K. Jordan, N. Berdunov, R. Kantor, and S. Murphy, 2004, " Long-range charge order on the Fe3 O4 (001) surface, " Phys. Rev. B 70, 155406. 10.1103/PhysRevB.70.155406 (Pubitemid 40040446)
166. Shvets, I. V., R. Wiesendanger, D. Bürgler, G. Tarrach, H.-J. Güntherodt, and J. M. D. Coey, 1992, " Progress towards spin-polarized STM, " J. Appl. Phys. 71, 5489-5499. 10.1063/1.350522
167. Slonczewski, J. C., 1989, " Conductance and exchange coupling of two ferromagnets separated by a tunnelling barrier, " Phys. Rev. B 39, 6995-7002. 10.1103/PhysRevB.39.6995
168. Slonczewski, J. C., 1996, " Current-driven excitation of magnetic multilayers, " J. Magn. Magn. Mater. 159, L1-L7. 10.1016/0304-8853(96) 00062-5
169. Smith, A. R., R. Yang, H. Q. Yang, A. Dick, J. Neugebauer, and W. R. L. Lambrecht, 2005, " Recent advances in atomic-scale spin-polarized scanning tunneling microscopy, " Microsc. Res. Tech. 66, 72-84. 10.1002/jemt.20147 (Pubitemid 40656630)
170. Smith, A. R., R. Yang, H. Yang, W. R. L. Lambrecht, A. Dick, and J. Neugebauer, 2004, " Aspects of spin-polarized scanning tunneling microscopy at the atomic scale: experiment, theory, and simulation, " Surf. Sci. 561, 154-170. 10.1016/j.susc.2004.05.011
171. Stipe, B. C., M. A. Razaei, and W. Ho, 1998, " Single-molecule vibrational spectroscopy and microscopy, " Science 280, 1732-1735. 10.1126/science.280.5370.1732 (Pubitemid 28283492)
172. Sueoka, K., K. Mukasa, and K. Hayakawa, 1993, " Possibility of observing spin-polarized tunneling current using scanning tunneling microscope with optically pumped GaAs, " Jpn. J. Appl. Phys. 32, 2989-2993. 10.1143/JJAP.32.2989
173. Tedrow, P. M., and R. Meservey, 1971, " Spin-dependent tunneling into ferromagnetic nickel, " Phys. Rev. Lett. 26, 192-195. 10.1103/PhysRevLett.26.192
174. Tedrow, P.M., and R. Meservey, 1973, " Spin polarization of electrons tunneling from films of Fe, Co, Ni, and Gd, " Phys. Rev. B 7, 318-326. 10.1103/PhysRevB.7.318
175. Tersoff, J., and D. R. Hamann, 1983, " Theory and application for the scanning tunneling microscope, " Phys. Rev. Lett. 50, 1998-2001. 10.1103/PhysRevLett.50.1998
176. Tersoff, J., and D. R. Hamann, 1985, " Theory of the scanning tunneling microscope, " Phys. Rev. B 31, 805-813. 10.1103/PhysRevB.31.805
177. Tsoi M., A. G. M. Jansen, J. Bass, W.-C. Chiang, M. Seck, V. Tsoi., and P. Wyder, 1998, " Excitation of a magnetic multilayer by an electric current, " Phys. Rev. Lett. 80, 4281-4284. 10.1103/PhysRevLett.80.4281
178. Vázquez de Parga, A. L., and S. F. Alvarado, 1996, " Circular dichroism in STM-excited luminescence on metals, " Europhys. Lett. 36, 577-582. 10.1209/epl/i1996-00105-4
179. Vedmedenko, E. Y., A. Kubetzka, K. von Bergmann, O. Pietzsch, M. Bode, J. Kirschner, H. P. Oepen, and R. Wiesendanger, 2004, " Domain wall orientation in magnetic nanowires, " Phys. Rev. Lett. 92, 077207. 10.1103/PhysRevLett.92.077207
180. von Bergmann, K., M. Bode, A. Kubetzka, M. Heide, S. Blügel, and R. Wiesendanger, 2004, " Spin-polarized electron scattering at single oxygen adsorbates on a magnetic surface, " Phys. Rev. Lett. 92, 046801. 10.1103/PhysRevLett.92.046801
181. von Bergmann, K., M. Bode, A. Kubetzka, O. Pietzsch, and R. Wiesendanger, 2005, " Spin-polarized scanning tunneling microscopy: Insight into magnetism from nanostructures to atomic scale spin structures, " Microsc. Res. Tech. 66, 61-71. 10.1002/jemt.20146 (Pubitemid 40656629)
182. von Bergmann, K., M. Bode, and R. Wiesendanger, 2004, " Magnetism of iron on tungsten(001) studied by spin-resolved scanning tunneling microscopy and spectroscopy, " Phys. Rev. B 70, 174455. 10.1103/PhysRevB.70.174455 (Pubitemid 40116185)
183. von Bergmann, K., M. Bode, and R. Wiesendanger, 2006, " Coverage-dependent spin reorientation transition temperature of the Fe double-layer on W(110) observed by scanning tunnelling microscopy, " J. Magn. Magn. Mater. 305, 279. 10.1016/j.jmmm.2005.12.015 (Pubitemid 44403994)
184. von Bergmann, K., S. Heinze, M. Bode, E. Y. Vedmedenko, G. Bihlmayer, S. Blügel, and R. Wiesendanger, 2006, " Observation of a complex nanoscale magnetic structure in a hexagonal Fe monolayer, " Phys. Rev. Lett. 96, 167203. 10.1103/PhysRevLett.96.167203 (Pubitemid 43667837)
185. Wachowiak, A., J. Wiebe, M. Bode, O. Pietzsch, M. Morgenstern, and R. Wiesendanger, 2002, " Direct observation of internal spin structure of magnetic vortex cores, " Science 298, 577-580. 10.1126/science.1075302 (Pubitemid 35215307)
186. Wahl, P., L. Diekhöner, M. A. Schneider, L. Vitali, G. Wittich, and K. Kern, 2004, " Kondo temperature of magnetic impurities at surfaces, " Phys. Rev. Lett. 93, 176603. 10.1103/PhysRevLett.93.176603
187. Wahl, P., P. Simon, L. Diekhöner, V. S. Stepanyuk, P. Bruno, M. A. Schneider, and K. Kern, 2007, " Exchange interaction between single magnetic adatoms, " Phys. Rev. Lett. 98, 056601. 10.1103/PhysRevLett.98. 056601 (Pubitemid 46184830)
188. Wiebe, J., F. Meier, K. Hashimoto, G. Bihlmayer, S. Blügel, P. Ferriani, S. Heinze, and R. Wiesendanger, 2005, " Unoccupied surface state on Pt(111) revealed by scanning tunneling spectroscopy, " Phys. Rev. B 72, 193406. 10.1103/PhysRevB.72.193406 (Pubitemid 43029505)
189. Wiesendanger, R., 1994a, Scanning Probe Microscopy and Spectroscopy: Methods and Applications (Cambridge University Press, Cambridge).
190. Wiesendanger, R., 1994b, " Spin-polarized scanning tunneling microscopy: gateway to imaging and modification of surface spin configurations at the atomic level, " J. Magn. Soc. Jpn. 18, 4-14.
191. Wiesendanger, R., 1998, in Scanning Probe Microscopy, edited by, R. Wiesendanger, (Springer, Berlin), Chap., pp. 71-95.
192. Wiesendanger, R., 1999, " Surface magnetism at the nanometer and atomic scale, " Curr. Opin. Solid State Mater. Sci. 4, 435-440. 10.1016/S1359-0286(99)00045-5
193. Wiesendanger, R., 2007, " Mapping spin structures on the atomic scale, " Europhys. News 38, 16-21. 10.1051/EPN:2007004
194. Wiesendanger, R., D. Anselmetti, and H.-J. Güntherodt, 1990, " Advances in STM design and instrumentation, " Europhys. News 21, 72-73.
195. Wiesendanger, R., and M. Bode, 2001, " Nano- and atomic-scale magnetism studied by spin-polarized scanning tunneling microscopy and spectroscopy, " Solid State Commun. 119, 341-355. 10.1016/S0038-1098(01) 00103-X
196. Wiesendanger, R., M. Bode, and M. Getzlaff, 1999, " Vacuum-tunneling magnetoresistance: the role of spin-polarized surface states, " Appl. Phys. Lett. 75, 124-126. 10.1063/1.124296
197. Wiesendanger, R., M. Bode, A. Kubetzka, O. Pietzsch, M. Morgenstern, A. Wachowiak, and J. Wiebe, 2004, " Fundamental studies of magnetism down to the atomic scale: present status and future perspectives of spin-polarized scanning tunneling microscopy, " J. Magn. Magn. Mater. 272-276, 2115-2120. 10.1016/j.jmmm.2003.12.817 (Pubitemid 41066871)
198. Wiesendanger, R., D. Bürgler, G. Tarrach, D. Anselmetti, H. R. Hidber, and H.-J. Güntherodt, 1990, " An ultrahigh vacuum scanning tunneling microscope for the investigation of clean surfaces, " J. Vac. Sci. Technol. A 8, 339-344. 10.1116/1.577103
199. Wiesendanger, R., D. Bürgler, G. Tarrach, T. Schaub, U. Hartmann, H.-J. Güntherodt, I. V. Shvets, and J. M. D. Coey, 1991, " Recent advances in scanning tunneling microscopy involving magnetic probes and samples, " Appl. Phys. A: Mater. Sci. Process. 53, 349-355. 10.1007/BF00348147
200. Wiesendanger, R., D. Bürgler, G. Tarrach, A. Wadas, D. Brodbeck, H.-J. Güntherodt, G. Güntherodt, R. J. Gambino, and R. Ruf, 1991, " Vacuum tunneling of spin-polarized electrons detected by scanning tunneling microscopy, " J. Vac. Sci. Technol. B 9, 519-524. 10.1116/1.585560
201. Wiesendanger, R., and H.-J. Güntherodt, 1990, " Surface step and defect structure of Cr(001) studied by scanning tunneling microscopy, " Surf. Sci. 235, 1-4. 10.1016/0039-6028(90)90100-M
202. Wiesendanger, R., H.-J. Güntherodt, G. Güntherodt, R. J. Gambino, and R. Ruf, 1990a, " Observation of vacuum tunneling of spin-polarized electrons with the scanning tunneling microscope, " Phys. Rev. Lett. 65, 247-250. 10.1103/PhysRevLett.65.247
203. Wiesendanger, R., H.-J. Güntherodt, G. Güntherodt, R. J. Gambino, and R. Ruf, 1990b, " Scanning tunneling microscopy with spin-polarized electrons, " Z. Phys. B: Condens. Matter 80, 5-6. 10.1007/BF01390646
204. Wiesendanger, R., H.-J. Güntherodt, G. Güntherodt, R. J. Gambino, and R. Ruf, 1990c, " Measurement of the local electron spin polarization by the scanning tunneling microscope, " Helv. Phys. Acta 63, 778-782.
205. Wiesendanger, R., I. V. Shvets, D. Bürgler, G. Tarrach, H.-J. Güntherodt, J. M. D. Coey, and S. Gräser, 1992a, " Topographic and magnetic-sensitive scanning tunneling microscopy study of magnetite, " Science 255, 583-586. 10.1126/science.255.5044.583
206. Wiesendanger, R., I. V. Shvets, D. Bürgler, G. Tarrach, H.-J. Güntherodt, and J. M. D. Coey, 1992b, " Evidence for selective imaging of different magnetic ions on the atomic scale by using a scanning tunneling microscope with a ferromagnetic probe tip, " Europhys. Lett. 19, 141-146. 10.1209/0295-5075/19/2/014
207. Wiesendanger, R., I. V. Shvets, D. Bürgler, G. Tarrach, H.-J. Güntherodt, and J. M. D. Coey, 1992c, " Magnetic imaging at the atomic level, " Z. Phys. B: Condens. Matter 86, 1-2. 10.1007/BF01323538
208. Wiesendanger, R., I. V. Shvets, and J. M. D. Coey, 1994, " Wigner glass on the magnetite (001) surface observed by scanning tunneling microscopy with a ferromagnetic tip, " J. Vac. Sci. Technol. B 12, 2118-2121. 10.1116/1.587720
209. Wortmann, D., S. Heinze, P. Kurz, G. Bihlmayer, and S. Blügel, 2001, " Resolving complex atomic-scale spin structures by spin-polarized scanning tunneling microscopy, " Phys. Rev. Lett. 86, 4132-4135. 10.1103/PhysRevLett.86.4132 (Pubitemid 32443951)
210. Wortmann, D., P. Kurz, S. Heinze, K. Hirai, G. Bihlmayer, and S. Blügel, 2002, " Resolving noncollinear magnetism by spin-polarized scanning tunneling microscopy, " J. Magn. Magn. Mater. 240, 57-63. 10.1016/S0304-8853(01)00738-7 (Pubitemid 34405565)
211. Wu, R., and A. J. Freeman, 1992, " Magnetic properties of Fe overlayers on W(001) and the effects of oxygen adsorption, " Phys. Rev. B 45, 7532-7535. 10.1103/PhysRevB.45.7532
212. Wulfhekel, W., 2005, in Magnetic Microscopy of Nanostructures, edited by, H. Hopster, and, H. P. Oepen, (Springer, Berlin), Chap., pp. 181-202.
213. Wulfhekel, W., H. F. Ding, and J. Kirschner, 2000, " High-resolution study of magnetization and susceptibility by spin-polarized scanning tunneling microscopy, " J. Appl. Phys. 87, 6475-6477. 10.1063/1.372742
214. Wulfhekel, W., R. Hertel, H. F. Ding, G. Steierl, and J. Kirschner, 2002, " Amorphous, low magnetostriction tips for spin-polarized scanning tunneling microscopy, " J. Magn. Magn. Mater. 249, 368-374. 10.1016/S0304-8853(02)00560-7 (Pubitemid 35263339)
215. Wulfhekel, W., and J. Kirschner, 1999, " Spin-polarized scanning tunneling microscopy on ferromagnets, " Appl. Phys. Lett. 75, 1944-1946. 10.1063/1.124879
216. Wulfhekel, W., U. Schlickum, and J. Kirschner, 2005, " Topological frustrations in Mn films on Fe(001), " Microsc. Res. Tech. 66, 105-116. 10.1002/jemt.20150 (Pubitemid 40656632)
217. Yamada, T. K., M. M. J. Bischoff, G. M. M. Heijnen, T. Mizoguchi, and H. van Kempen, 2003a, " Origin of magnetic contrast in spin-polarized scanning tunneling spectroscopy: experiments on ultra-thin Mn films, " Jpn. J. Appl. Phys. 42, 4688-4691. 10.1143/JJAP.42.4688
218. Yamada, T. K., M. M. J. Bischoff, G. M. M. Heijnen, T. Mizoguchi, and H. van Kempen, 2003b, " Observation of spin-polarized surface states on ultrathin bct Mn(001) films by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. Lett. 90, 056803. 10.1103/PhysRevLett.90.056803
219. Yamada, T. K., M. M. J. Bischoff, T. Mizoguchi, and H. van Kempen, 2003, " Use of voltage pulses to detect spin-polarized tunneling, " Appl. Phys. Lett. 82, 1437-1439. 10.1063/1.1556958
220. Yamada, T. K., A. L. Vázquez de Parga, M. M. J. Bischoff, T. Mizoguchi, and H. van Kempen, 2005, " Evaluation of sample spin-polarization from spin-polarized scanning tunneling spectroscopy experiments, " Microsc. Res. Tech. 66, 93-104. 10.1002/jemt.20149 (Pubitemid 40656631)
221. Yamasaki, A., W. Wulfhekel, R. Hertel, S. Suga, and J. Kirschner, 2003, " Direct observation of the single-domain limit of Fe nanomagnets by spin-polarized scanning tunneling spectroscopy, " Phys. Rev. Lett. 91, 127201. 10.1103/PhysRevLett.91.127201
222. Yang, H., A. R. Smith, M. Prikhodko, and W. R. L. Lambrecht, 2002, " Atomic-scale spin-polarized scanning tunneling microscopy applied to Mn3 N2 (010), " Phys. Rev. Lett. 89, 226101. 10.1103/PhysRevLett.89.226101
223. Yang, R., H. Yang, and A. R. Smith, 2006, " Energy-dependent contrast in atomic-scale spin-polarized scanning tunneling microscopy of Mn3 N2 (010): Experiment and first-principles theory, " Phys. Rev. B 74, 115409. 10.1103/PhysRevB.74.115409 (Pubitemid 44435916)
224. Yayon, Y., V. W. Brar, L. Senapati, S. C. Erwin, and M. F. Crommie, 2007, " Observing spin polarization of individual magnetic adatoms, " Phys. Rev. Lett. 99, 067202. 10.1103/PhysRevLett.99.067202 (Pubitemid 47263134)
225. Young, R., J. Ward, and F. Scire, 1971, " Observation of metal-vacuum-metal tunnelling, field emission, and transition region, " Phys. Rev. Lett. 27, 922-924. 10.1103/PhysRevLett.27.922