Working Group Quantum Control

Selected Publications

[1]	Activating Electroluminescence of Charged Naphthalene Diimide Complexes Directly Adsorbed on a Metal Substrate V. Rai, L. Gerhard, N. Balzer, M. Valášek, Ch. Holzer, L. Yang, M. Wegener, C. Rockstuhl, M. Mayor, W. Wulfhekel Phys. Rev. Lett. 130 (2023) 36201
[2]	Addressing a Lattice of Rotatable Molecular Dipoles with the Electric Field of an STM Tip T. Frauhammer, L. Gerhard, K. Edelmann, M. Lindner, M. Valášek, M. Mayor, W. Wulfhekel Phys. Chem. Chem. Phys. 23 (2021) 4874
[3]	Synthesis and Surface Behaviour of NDI Chromophores Mounted on a Tripodal Scaffold: Towards Self-Decoupled Chromophores for Single-Molecule Electroluminescence N. Balzer, J. Lukášek, M. Valášek, V. Rai, Q. Sun, L. Gerhard, W. Wulfhekel, M. Mayor Chem. Eur. J. 27 (2021) 12144
[4]	Boosting Light Emission from Single Hydrogen Phthalocyanine Molecules by Charging V. Rai, L. Gerhard, Q. Sun, Ch. Holzer, T. Repän, M. Krstic, L. Yang, M. Wegener, C. Rockstuhl, W. Wulfhekel Nano Lett. 10 (2020) 7600
[5]	Influence of Co bilayers and trilayers on the plasmon-driven light emission from Cu(111) in a scanning tunneling microscope K. Edelmann, L. Wilmes, V. Rai, L. Gerhard, L. Yang, M. Wegener, T. Repän, C. Rockstuhl, W. Wulfhekel Phys. Rev. B 101 (2020) 205405
[6]	Six State Molecular Revolver Mounted on a Rigid Platform J. Homberg, M. Lindner, L. Gerhard, K. Edelmann, T. Frauhammer, Y. Nahas, M. Valášek, M. Mayor, W. Wulfhekel Nanoscale 11 (2019) 9015
[7]	Light collection from a low-temperature scanning tunneling microscope using integrated mirror tips fabricated by direct laser writing K. Edelmann, L. Gerhard, M. Winkler, L. Wilmes, V. Rai, M Schumann, Ch. Kern, M. Meyer, M. Wegener, W. Wulfhekel Rev. Sci. Instrum. 89 (2018) 123107
[8]	Molecular Graph Paper M. Lindner, M. Valasek, M. Mayor, T. Frauhammer W. Wulfhekel, L. Gerhard Chem. Eur. J. 56 (2017) 8290
[9]	An electrically actuated molecular toggle switch L. Gerhard, K. Edelmann, J. Homberg, M. Valasek, S. G. Bahoosh, M. Lukas, F. Pauly, M. Mayor, W Wulfhekel Nat. Commun. 8 (2017) 14672

Recent Publications

Promoting p -based Hall effects by p−d−f hybridization in Gd-based dichalcogenides
Zeer, M.; Go, D.; Schmitz, P.; Saunderson, T. G.; Wang, H.; Ghabboun, J.; Blügel, S.; Wulfhekel, W.; Mokrousov, Y.
2024. Physical Review Research, 6 (1), 013095. doi:10.1103/PhysRevResearch.6.013095

Bosonic excitation spectra of superconducting Bi $_{2}$ Sr $_{2}$ CaCu $_{2}$ O $_{8 + δ}$ and YBa $_{2}$ Cu $_{3}$ O $_{6 + x}$ extracted from scanning tunneling spectra
Gozlinski, T.; Henn, M.; Wolf, T.; Le Tacon, M.; Schmalian, J.; Wulfhekel, W.
2024. Journal of Physics: Condensed Matter, 36 (17), Art.-Nr.: 175601. doi:10.1088/1361-648X/ad1ca8

Hot luminescence from single-molecule chromophores electrically and mechanically self-decoupled by tripodal scaffolds
Rai, V.; Balzer, N.; Derenbach, G.; Holzer, C.; Mayor, M.; Wulfhekel, W.; Gerhard, L.; Valášek, M.
2023. Nature Communications, 14 (1), Art.-Nr.: 8253. doi:10.1038/s41467-023-43948-y

Spatial variations of conductivity of self-assembled monolayers of dodecanethiol on Au/mica and Au/Si substrates
Skolaut, J.; Tepper, J.; Galli, F.; Wulfhekel, W.; van Ruitenbeek, J. M.
2023. Beilstein Journal of Nanotechnology, 14, 1169–1177. doi:10.3762/bjnano.14.97

Band-resolved Caroli–de Gennes–Matricon states of multiple-flux-quanta vortices in a multiband superconductor
Gozlinski, T.; Li, Q.; Heid, R.; Nemoto, R.; Willa, R.; Yamada, T. K.; Schmalian, J.; Wulfhekel, W.
2023. Science Advances, 9 (36), Art.-Nr.: eadh9163. doi:10.1126/sciadv.adh9163

Direct Probing of a Large Spin–Orbit Coupling in the FeSe Superconducting Monolayer on STO
Zakeri, K.; Rau, D.; Jandke, J.; Yang, F.; Wulfhekel, W.; Berthod, C.
2023. ACS Nano, 17 (10), 9575–9585. doi:10.1021/acsnano.3c02876

Direct evidence of a charge depletion region at the interface of van der Waals monolayers and dielectric oxides: The case of superconducting FeSe/STO
Zakeri, K.; Rau, D.; Wettstein, J.; Döttling, M.; Jandke, J.; Yang, F.; Wulfhekel, W.; Schmalian, J.
2023. Physical Review B, 107 (18), Art.-Nr.: 184508. doi:10.1103/PhysRevB.107.184508

Proximity-Induced Superconductivity in Atomically Precise Nanographene on Ag/Nb(110)
Liu, J.-C.; Pawlak, R.; Wang, X.; Chen, H.; D’Astolfo, P.; Drechsel, C.; Zhou, P.; Häner, R.; Decurtins, S.; Aschauer, U.; Liu, S.-X.; Wulfhekel, W.; Meyer, E.
2023. ACS Materials Letters, 5 (4), 1083–1090. doi:10.1021/acsmaterialslett.2c00955

Observation of Exchange Interaction in Iron(II) Spin Crossover Molecules in Contact with Passivated Ferromagnetic Surface of Co/Au(111)
Chen, H.; Yang, H.-H.; Frauhammer, T.; You, H.; Sun, Q.; Nagel, P.; Schuppler, S.; Gaspar, A. B.; Real, J. A.; Wulfhekel, W.
2023. Small, 19 (22), Art.-Nr.: 2300251. doi:10.1002/smll.202300251

Activating Electroluminescence of Charged Naphthalene Diimide Complexes Directly Adsorbed on a Metal Substrate
Rai, V.; Gerhard, L.; Balzer, N.; Valášek, M.; Holzer, C.; Yang, L.; Wegener, M.; Rockstuhl, C.; Mayor, M.; Wulfhekel, W.
2023. Physical Review Letters, 130, Art.-Nr.: 036201. doi:10.1103/PhysRevLett.130.036201

Spin and orbital transport in rare-earth dichalcogenides: The case of EuS $_{2}$
Zeer, M.; Go, D.; Carbone, J. P.; Saunderson, T. G.; Redies, M.; Kläui, M.; Ghabboun, J.; Wulfhekel, W.; Blügel, S.; Mokrousov, Y.
2022. Physical Review Materials, 6 (7), Art.Nr. 074004. doi:10.1103/PhysRevMaterials.6.074004

Layer-resolved magnetic moments in N-surfactant assisted FeNi ordered alloy thin films
Kawaguchi, K.; Miyamachi, T.; Gozlinski, T.; Iimori, T.; Takahashi, Y.; Hattori, T.; Yamamoto, K.; Koitaya, T.; Iwayama, H.; Ishiyama, O.; Nakamura, E.; Kotsugi, M.; Wulfhekel, W.; Yokoyama, T.; Komori, F.
2022. Japanese Journal of Applied Physics, 61 (SL), Art.-Nr.: SL1001. doi:10.35848/1347-4065/ac66c1

Friedel oscillations and superconducting gap enhancement by impurity scattering
Stosiek, M.; Baretzky, C.; Balashov, T.; Evers, F.; Wulfhekel, W.
2022. Physical Review B, 105 (14), Art.-Nr.: L140504. doi:10.1103/PhysRevB.105.L140504

Magnetic domain walls of the van der Waals material Fe3GeTe2
Yang, H.-H.; Bansal, N.; Rüßmann, P.; Hoﬀmann, M.; Zhang, L.; Go, D.; Li, Q.; Haghighirad, A.; Sen, K.; Bluegel, S.; Le Tacon, M.; Mokrousov, Y.; Wulfhekel, W.
2022. 2D Materials, 9 (2), Art.Nr. 025022. doi:10.1088/2053-1583/ac5d0e

Resolving the spin polarization and magnetic domain wall width of (Nd,Dy) $_{2}$ Fe $_{14}$ B with spin-polarized scanning tunneling microscopy
Miyamachi, T.; Sürgers, C.; Wulfhekel, W.
2021. Applied physics express. Letter, 14 (11), Art.Nr. 115504. doi:10.35848/1882-0786/ac2a56

Indirect Spin-Readout of Rare-Earth-Based Single-Molecule Magnet with Scanning Tunneling Microscopy
Frauhammer, T.; Chen, H.; Balashov, T.; Derenbach, G.; Klyatskaya, S.; Moreno-Pineda, E.; Ruben, M.; Wulfhekel, W.
2021. Physical review letters, 127 (12), Article no: 123201. doi:10.1103/PhysRevLett.127.123201

Elektronische Bauteile aus Einzelmolekülen
Wulfhekel, W.; Evers, F.
2020. Physik in unserer Zeit, 51 (6), 283–289. doi:10.1002/piuz.202001586

Synthesis and Surface Behaviour of NDI Chromophores Mounted on a Tripodal Scaffold: Towards Self-Decoupled Chromophores for Single-Molecule Electroluminescence
Balzer, N.; Lukášek, J.; Valášek, M.; Rai, V.; Sun, Q.; Gerhard, L.; Wulfhekel, W.; Mayor, M.
2021. Chemistry - A European Journal, 27 (47), 12144–12155. doi:10.1002/chem.202101264

Addressing a lattice of rotatable molecular dipoles with the electric field of an STM tip
Frauhammer, T.; Gerhard, L.; Edelmann, K.; Lindner, M.; Valášek, M.; Mayor, M.; Wulfhekel, W.
2021. Physical Chemistry Chemical Physics, 23 (8), 4874–4881. doi:10.1039/d0cp06146h

Interplay between point symmetry, oxidation state, and the Kondo effect in 3d transition metal acetylacetonate molecules on Cu(111)
Chen, H.; Frauhammer, T.; Sasaki, S.; Yamada, T. K.; Wulfhekel, W.
2021. Physical Review B, 103 (8), Art.-Nr.: 085423. doi:10.1103/PhysRevB.103.085423

Boosting Light Emission from Single Hydrogen Phthalocyanine Molecules by Charging
Rai, V.; Gerhard, L.; Sun, Q.; Holzer, C.; Repän, T.; Krstić, M.; Yang, L.; Wegener, M.; Rockstuhl, C.; Wulfhekel, W.
2020. Nano letters, 20 (10), 7600–7605. doi:10.1021/acs.nanolett.0c03121

Microscopic charging and in-gap states in superconducting granular aluminum
Yang, F.; Gozlinski, T.; Storbeck, T.; Grünhaupt, L.; Pop, I. M.; Wulfhekel, W.
2020. Physical review / B, 102 (10), Art.-Nr. 104502. doi:10.1103/PhysRevB.102.104502

Instability of skyrmions in magnetic fields
Mougel, L.; Buhl, P. M.; Nemoto, R.; Balashov, T.; Hervé, M.; Skolaut, J.; Yamada, T. K.; Dupé, B.; Wulfhekel, W.
2020. Applied physics letters, 116 (26), Art.Nr. 262406. doi:10.1063/5.0013488

Influence of Co bilayers and trilayers on the plasmon-driven light emission from Cu(111) in a scanning tunneling microscope
Edelmann, K.; Wilmes, L.; Rai, V.; Gerhard, L.; Yang, L.; Wegener, M.; Repän, T.; Rockstuhl, C.; Wulfhekel, W.
2020. Physical review / B, 101 (20), Art.Nr. 205405. doi:10.1103/PhysRevB.101.205405

Conductance and adhesion in an atomically precise Au-Au point contact
Gerhard, L.; Wulfhekel, W.
2020. Physical review / B, 101 (3), Art.-Nr. 035429. doi:10.1103/PhysRevB.101.035429

Emergence of Nontrivial Low‐Energy Dirac Fermions in Antiferromagnetic EuCdAs
Ma, J.; Wang, H.; Nie, S.; Yi, C.; Xu, Y.; Li, H.; Jandke, J.; Wulfhekel, W.; Huang, Y.; West, D.; Richard, P.; Chikina, A.; Strocov, V. N.; Mesot, J.; Weng, H.; Zhang, S.; Shi, Y.; Qian, T.; Shi, M.; Ding, H.
2020. Advanced materials, 32 (14), Art.-Nr. 1907565. doi:10.1002/adma.201907565

Epitaxial growth of Co on stepped Ru(0001): Stabilization of CoRu magnetic surface alloy
Lopes, R.; Hervé, M.; Gerhard, L.; Wulfhekel, W.; Martins, M. D.
2020. Surface science, 692, Article No.121512. doi:10.1016/j.susc.2019.121512