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  • (-) Empa Authors = Widmer, Roland
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  • (-) Empa Authors = Gröning, Oliver
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Pseudomorphy, surface alloys and the role of elementary clusters on the domain orientations in the Cu/Al<SUB>13</SUB>Co<SUB>4</SUB>(100) system
Addou, R., Shukla, A. K., de Weerd, M. C., Gille, P., Widmer, R., Gröning, O., … Ledieu, J. (2011). Pseudomorphy, surface alloys and the role of elementary clusters on the domain orientations in the Cu/Al13Co4(100) system. Journal of Physics: Condensed Matter, 23(43), 435009 (14 pp.). https://doi.org/10.1088/0953-8984/23/43/435009
Structure investigation of the (100) surface of the orthorhombic Al<SUB>13</SUB>Co<SUB>4</SUB> crystal
Addou, R., Gaudry, E., Deniozou, T., Heggen, M., Feuerbacher, M., Gille, P., … Ledieu, J. (2009). Structure investigation of the (100) surface of the orthorhombic Al13Co4 crystal. Physical Review B, 80(1), 014203 (10 pp.). https://doi.org/10.1103/PhysRevB.80.014203
Lead adsorption on the Al<SUB>13</SUB>Co<SUB>4</SUB>(100) surface: heterogeneous nucleation and pseudomorphic growth
Addou, R., Shukla, A. K., Alarcón Villaseca, S., Gaudry, É., Deniozou, T., Heggen, M., … Ledieu, J. (2011). Lead adsorption on the Al13Co4(100) surface: heterogeneous nucleation and pseudomorphic growth. New Journal of Physics, 13, 103011 (19 pp.). https://doi.org/10.1088/1367-2630/13/10/103011
Boron nitride nanomesh: functionality from a corrugated monolayer
Berner, S., Corso, M., Widmer, R., Groening, O., Laskowski, R., Blaha, P., … Osterwalder, J. (2007). Boron nitride nanomesh: functionality from a corrugated monolayer. Angewandte Chemie International Edition, 46(27), 5115-5119. https://doi.org/10.1002/anie.200700234
Formation of Al<sub>4</sub>Cu<sub>9</sub> on the 5 fold surface of icosahedral AlPdMn
Bielmann, M., Barranco, A., Ruffieux, P., Gröning, O., Fasel, R., Widmer, R., & Gröning, P. (2005). Formation of Al4Cu9 on the 5 fold surface of icosahedral AlPdMn. Advanced Engineering Materials, 7(5), 392-396. https://doi.org/10.1002/adem.200500050
Structure of the (010) surface of the orthorhombic complex metallic alloy T-Al<SUB>3</SUB>(Mn,Pd)
Deniozou, T., Addou, R., Shukla, A. K., Heggen, M., Feuerbacher, M., Krajčí, M., … Ledieu, J. (2010). Structure of the (010) surface of the orthorhombic complex metallic alloy T-Al3(Mn,Pd). Physical Review B, 81(12), 125418 (12 pp.). https://doi.org/10.1103/PhysRevB.81.125418
Dehalogenation and coupling of a polycyclic hydrocarbon on an atomically thin insulator
Dienel, T., Gómez-Díaz, J., Seitsonen, A. P., Widmer, R., Iannuzzi, M., Radican, K., … Gröning, O. (2014). Dehalogenation and coupling of a polycyclic hydrocarbon on an atomically thin insulator. ACS Nano, 8(7), 6571-6579. https://doi.org/10.1021/nn501906w
Scanning tunnelling microscopy with atomic resolution on the twofold surface of the icosahedral AlPdMn quasicrystal
Gröning, O., Widmer, R., Ruffieux, P., & Gröning, P. (2006). Scanning tunnelling microscopy with atomic resolution on the twofold surface of the icosahedral AlPdMn quasicrystal. Philosophical Magazine, 86(6-8), 773-779. https://doi.org/10.1080/14786430500306535
Site-selective adsorption of phthalocyanine on h-BN/Rh(111) nanomesh
Iannuzzi, M., Tran, F., Widmer, R., Dienel, T., Radican, K., Ding, Y., … Gröning, O. (2014). Site-selective adsorption of phthalocyanine on h-BN/Rh(111) nanomesh. Physical Chemistry Chemical Physics, 16(24), 12374-12384. https://doi.org/10.1039/C4CP01466A
Interaction of oxygen with the (111) surface of NaAu<SUB>2</SUB>
Kwolek, E. J., Widmer, R., Gröning, O., Deniz, O., Walen, H., Yuen, C. D., … Thiel, P. A. (2016). Interaction of oxygen with the (111) surface of NaAu2. Surface Science, 650, 167-176. https://doi.org/10.1016/j.susc.2015.12.015
The (111) surface of NaAu<SUB>2</SUB>: structure, composition, and stability
Kwolek, E. J., Widmer, R., Gröning, O., Deniz, O., Walen, H., Yuen, C. D., … Thiel, P. A. (2015). The (111) surface of NaAu2: structure, composition, and stability. Inorganic Chemistry, 54(3), 1159-1164. https://doi.org/10.1021/ic5025444
Interplay between energy-level position and charging effect of manganese phthalocyanines on an atomically thin insulator
Liu, L., Dienel, T., Widmer, R., & Gröning, O. (2015). Interplay between energy-level position and charging effect of manganese phthalocyanines on an atomically thin insulator. ACS Nano, 9(10), 10125-10132. https://doi.org/10.1021/acsnano.5b03741
Revealing the atomic surface structure of the (100) Y-Al-Ni-Co approximant by low-energy electron diffraction and scanning tunneling microscopy
Mäder, R., Widmer, R., Bauer, B., Gille, P., Gröning, P., Steurer, W., & Gröning, O. (2010). Revealing the atomic surface structure of the (100) Y-Al-Ni-Co approximant by low-energy electron diffraction and scanning tunneling microscopy. Physical Review B, 81(6), 064201 (8 pp.). https://doi.org/10.1103/PhysRevB.81.064201
Correlating scanning tunneling spectroscopy with the electrical resistivity of Al-based quasicrystals and approximants
Mäder, R., Widmer, R., Gröning, P., Steurer, W., & Gröning, O. (2013). Correlating scanning tunneling spectroscopy with the electrical resistivity of Al-based quasicrystals and approximants. Physical Review B, 87(7), 075425 (9 pp.). https://doi.org/10.1103/PhysRevB.87.075425
A comparative scanning tunneling spectroscopy investigation of the (12110)-surface of decagonal Al–Ni–Co and the (100)-surface of its approximant Y–Al–Ni–Co
Mäder, R., Widmer, R., Gröning, P., Ruffieux, P., Steurer, W., & Gröning, O. (2010). A comparative scanning tunneling spectroscopy investigation of the (12110)-surface of decagonal Al–Ni–Co and the (100)-surface of its approximant Y–Al–Ni–Co. New Journal of Physics, 12, 073043 (12 pp.). https://doi.org/10.1088/1367-2630/12/7/073043
High-resolution scanning tunneling microscopy investigation of the (12110) and (10000) two-fold symmetric <I>d</I>-Al-Ni-Co quasicrystalline surfaces
Mäder, R., Widmer, R., Gröning, P., Deloudi, S., Steurer, W., Heggen, M., … Gröning, O. (2009). High-resolution scanning tunneling microscopy investigation of the (12110) and (10000) two-fold symmetric d-Al-Ni-Co quasicrystalline surfaces. Physical Review B, 80(3), 035433 (15 pp.). https://doi.org/10.1103/PhysRevB.80.035433
Testing bulk models of icosahedral quasicrystals with STM images of clean surfaces
Papadopolos, Z., Widmer, R., & Gröning, O. (2008). Testing bulk models of icosahedral quasicrystals with STM images of clean surfaces. Philosophical Magazine, 88(13-15), 2083-2093. https://doi.org/10.1080/14786430802286963
Impact of interlayer application on band bending for improved electron extraction for efficient flexible perovskite mini-modules
Pisoni, S., Fu, F., Widmer, R., Carron, R., Moser, T., Groening, O., … Buecheler, S. (2018). Impact of interlayer application on band bending for improved electron extraction for efficient flexible perovskite mini-modules. Nano Energy, 49, 300-307. https://doi.org/10.1016/j.nanoen.2018.04.056
Ensemble effect evidenced by CO adsorption on the 3-fold PdGa surfaces
Prinz, J., Gaspari, R., Stöckl, Q. S., Gille, P., Armbrüster, M., Brune, H., … Widmer, R. (2014). Ensemble effect evidenced by CO adsorption on the 3-fold PdGa surfaces. Journal of Physical Chemistry C, 118(23), 12260-12265. https://doi.org/10.1021/jp501584f
Highly enantioselective adsorption of small prochiral molecules on a chiral intermetallic compound
Prinz, J., Gröning, O., Brune, H., & Widmer, R. (2015). Highly enantioselective adsorption of small prochiral molecules on a chiral intermetallic compound. Angewandte Chemie International Edition, 54(13), 3902-3906. https://doi.org/10.1002/anie.201410107