Local Investigation of Molecular Magnetism


32. Metal-Organic Coordination

Digitized Charge Transfer Magnitude Determined by Metal-Organic Coordination Number
Hung-Hsiang Yang, Yu-Hsun Chu, Chun-I Lu, Tsung-Han Yang, Kai-Jheng Yang, Chao-Cheng Kaun, Germar Hoffmann, and Minn-Tsong Lin
submitted (2013)



-------- 2013 --------

31. Quantum Well States

Determining the Thickness of Pb Film Similar to Bulk with Energy Dispersion Derived from Quantum Well States
Wen-Yuan Chan, Hsu-Sheng Huang, Wei-Bin Su, Germar Hoffmann, Shin-Ming Lu, Chia-Seng Chang, Maw-Kuen Wu, and Tien-Tzou Tsong
Jpn. J. Appl. Phys. 52 (2013) 035802

-------- 2012 --------

30. Domain-Walls

Thermal effects in spin-torque assisted domain wall depinning
Bjørn Beyersdorff, Sebastian Hankemeier, Stefan Rößler, Yuliya Stark, Robert Frömter, Hans Peter Oepen, Benjamin Krüger, and Germar Hoffmann
Phys. Rev. B 86, 184427 (2012)

29. Molecular Switching

Reversible chiral switching of bis(phthalocyaninato) terbium(III) on a metal surface
Y. Fu, J. Schwoebel, S.-W. Hla, A. DiLullo, G. Hoffmann, S. Klyatskaya, M. Ruben, R. Wiesendanger
ACS Nanoletters 12, 3931 (2012)

28. Molecular Magnetism

Real-space observation of spin-split molecular orbitals of adsorbed single-molecule magnets
Joerg Schwoebel, Yingshuang Fu, Jens Brede, Andrew Dilullo, Germar Hoffmann, Svetlana Klyatskaya, Mario Ruben, and Roland Wiesendanger
Nature Communications 3, 953 (2012)

27. AFM & XFEL

Solid-to-solid phase transition in amorphous carbon induced by intense femtosecond xray pulses.
J. Gaudin, J. Chalupský, Toufarová, L. Vyšín, V. Hájková, R. Sobierajski, T. Burian, Sh. Dastjani-Farahani, A. Graf, M. Amati, L. Gregoratti, S.P. Hau-Riege, G. Hoffmann, L. Juha, J. Krzywinski, R. A. London, S. Moeller, H. Sinn, S. Schorb, M. Störmer, Th. Tschentscher, V. Vorlícek, H. Vu, J. Bozek, and C. Bostedt
Phys. Rev. B 86, 024103 (2012)

26. Magnetic Molecular Chains

Molecular Kondo Chain
Andrew DiLullo, Shih-Hsin Chang, Nadjib Baadji, Kendal Clark, Jan-Peter Klöckner, Marc-Heinrich Prosenc, Stefano Sanvito, Roland Wiesendanger, Germar Hoffmann, and Saw-Wai Hla
ACS Nano Letters 12, 3174 (2012)

-------- 2010 --------

25. Orbital Spin-Valve Effect

Design of the Local Spin-polarization at the Organic-Ferromagnetic Interface
Nicolae Atodiresei, Jens Brede, Predrag Lazic, Vasile Caciuc, Germar Hoffmann, Roland Wiesendanger, and Stefan Blügel
Phys. Rev. Lett. 105, 066601 (2010)

24. DFT versus Experiment: Deprotonation

Controlled sequential dehydrogenation of single molecules by scanning tunneling microscopy
Nadjib Baadji, Stefan Kuck, Jens Brede, Germar Hoffmann, Roland Wiesendanger, and Stefano Sanvito
Phys. Rev. B 82, 115447 (2010)

23. SP-STM of CoPC

Spin- and Energy-Dependent Tunneling through a Single Molecule with Intramolecular Spatial Resolution
Jens Brede, Nicolae Atodiresei, Stefan Kuck, Predrag Lazic, Vasile Caciuc, Yoshitada Morikawa, Germar Hoffmann, Stefan Blügel, and Roland Wiesendanger
Phys. Rev. Lett. 105, 047204 (2010)

22. Asymmetric Pincer Complexes

Adsorption behavior of asymmetric Pd pincer complexes on a Cu(111) surface
Shih-Hsin Chang, Alessandro Scarfato, Christian Kleeberg, Martin Bröring, Germar Hoffmann, and Roland Wiesendanger
Langmuir 26, 10868 (2010)

21. Axial Ligand

The disposition of the axial ligand in the physical vapor deposition of organometallic complexes
Stefan Kuck, Matthias Prostak, Markus Funk, Martin Bröring, Germar Hoffmann, and Roland Wiesendanger
J. Vac. Sci. Technol. A 28, 795 (2010)

-------- 2009 --------

20. Dipolar Interaction

Steering two dimensional molecular growth via dipolar interaction
S. Kuck, S.-H. Chang, J.-P. Klöckner, M. H. Prosenc, G. Hoffmann, and R. Wiesendanger
ChemPhysChem 10 2008 (2009)

19. Force-Field Calculation versus Experiment

Dynamics of molecular self-ordering in tetraphenyl porphyrin monolayers on metallic substrates
J. Brede, S. Kuck, J. Schwöbel, S.-H. Chang, M. Linares, G. Hoffmann, R. Wiesendanger, A. Scarfato, R. Lensen, P. Kouwer, J. Hoogboom, A. Rowan, M. Bröring, M. Funk, S. Stafström, F. Zerbetto, and R. Lazzaroni
Nanotechnology 20 275602 (2009)

18. Adsorption of Porphyrins

Adsorption and Conformation of Porphyrins on Metallic Surfaces
Jens Brede, Mathieu Linares, Roy Lensen, Alan E. Rowan, Markus Funk, Martin Bröring, Germar Hoffmann, and Roland Wiesendanger
J. Vac. Sci. & Tech. B 27(2) 799 (2009)

-------- 2008 --------

17. Adsorption of PCs

Symmetry reduction of metal phthalocyanines on metals
Shih-Hsin Chang, Stefan Kuck, Jens Brede, Leonid Lichtenstein, Germar Hoffmann, and Roland Wiesendanger
Phys. Rev. B 78 233409 (2008)

16. Corrols

"Naked" Iron-5,10,15-triphenylcorrole on Cu(111): Observation of Chirality on a Surface and Manipulation of Multiple Conformational States by STM
Stefan Kuck, Germar Hoffmann, Martin Bröring, Markus Fechtel, Markus Funk, and Roland Wiesendanger
J. Am. Chem. Soc. 130 14072 (2008)

15. Fe-Phthalocyanines

Scanning tunneling microscope study of iron(II) phthalocyanine growth on metal and insulating surfaces
Alessandro Scarfato, Shih-Hsin Chang, Stefan Kuck, Jens Brede, Germar Hoffmann, and Roland Wiesendanger
Surf. Sci. 602 677 (2008)

14. Development of Instrumentation

A versatile variable-temperature scanning tunneling microscope for molecular growth
Stefan Kuck, Jan Wienhausen, Germar Hoffmann, and Roland Wiesendanger,
Rev. Sci. Instr. 79 083903 (2008)



Color view of atomic highs and lows in tunneling induced light emission
G. Hoffmann, Th. Maroutian, and R. Berndt
Phys. Rev. Lett. 93, 076102 (2004)



Theory of STM-induced light emission from Na overlayers on Cu
P. Johansson, G. Hoffmann, and R. Berndt
AIP Conf. Proc. 696, 37 (2003)


STM-Induced Fluorescence from Na Monolayers on Cu(111)
G. Hoffmann, R. Berndt, and P. Johansson
Phys. Low-Dim. Struct. 3/4, 209 (2003)


Two-Electron Photon Emission from Metallic Quantum Wells
G. Hoffmann, P. Johansson, and R. Berndt
Phys. Rev. Lett. 90, 046803 (2003)



Light emission from Na/Cu(111) induced by a scanning tunneling microscope
P. Johansson, G. Hoffmann, and R. Berndt
Phys. Rev. B 66, 245415 (2002)


Electromagnetic interaction of nano-sized objects
G. Hoffmann, J. Aizpurua, P. Apell, and R. Berndt
Nato Science Series II (2002)


Electromagnetic coupling on an atomic scale
J. Aizpurua, G. Hoffmann, P. Apell, and R. Berndt
Phys. Rev. Lett. 89, 156803 (2002)


Tunneling induced luminescence from adsorbed organic molecules with sub-molecular lateral resolution
G. Hoffmann, L. Libioulle, and R. Berndt
Phys. Rev. B 65, 212107 (2002)


Quantum Well Luminescence from Metallic Monolayers
G. Hoffmann and R. Berndt
Int. J. of Nanoscience 1, 53 (2002)


Color Imaging with a Low Temperature Scanning Tunneling Microscope
G. Hoffmann, J. Kroeger, and R. Berndt
Rev. Sci. Instrum. 73, 305 (2002)



Luminescence from metallic quantum wells in a scanning tunneling microscope
G. Hoffmann and R. Berndt
Phys. Rev. Lett. 87, 176803 (2001)


Influence of tip geometry in light emission from the scanning tunnelling microscope
G. Hoffmann, J. Aizpurua, P. Apell, and R. Berndt
Surf. Sci. 482, 1159 (2001)


Electromagnetic coupling at an atomic scale
G. Hoffmann and R. Berndt
Applied Physics A 72, S173 (2001)
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