Professor Stefan Müllegger

Assoc. Prof. Dr. Stefan Müllegger

Univ. Prof. Dr. Stefan Müllegger

Head of RF-Nano-Spectroscopy Group.

Deputy Head of the Department of Solid State Physics.

Curriculum Vitae

Full professor, Solid State Physics Division, JKU Linz.

Associate Professor, Solid State Physics Division, Johannes Kepler University Linz, Austria.

Assistant Professor, Solid State Physics Division, Johannes Kepler University Linz, Austria.

University Assistant, Solid State Physics Division, Johannes Kepler University Linz, Austria.

Research employee, Borealis Polyolefine GmbH, Linz, Austria.

PhD (Dr. techn.) in Technical Physics, Graz University of Technology, Austria. Thesis: “Adsorption and Thin Film Growth of Oligo-phenylenes on Gold Surfaces”

Master (Diplom-Ingenieur) in Technical Physics, Graz University of Technology, Austria. Thesis: “Investigations on the Operational Stability and Performance Improvement of Blue Light Emitting Organic Thin Film Devices”.

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My research group

My present research focuses on

● Radio Frequency Scanning Tunneling Spectroscopy (rf-STS)
● Molecule-Based Hybrid Nanostructures
● Experimental Nanophysics

My ongoing Projects

Wissenschaftsförderung des Landes Oberösterreich für das Projekt "Single Atom Radio Frequency Fingerprinting" (SARF)
Funded by Land Oberösterreich,
Duration: 2019-2023.

ERC Consolidator Grant
Funded by: European Research Council (ERC)
Title: Single Atom Radio Frequency Fingerprinting (SARF)
Principal investigator: Stefan Müllegger
Duration: 2018-2023

LIT Advanced Project, LIT-2016-1-ADV-002
Funded by: Linz Institute of Technology (LIT),
Title: "Single-atom radio frequency fingerprinting"
Principal investigator: Stefan Müllegger
Duration: 2017 - 2019
Link to Fodok

FWF & DFG Joint Project, DACH i958 Project webpage
Funded by: Austrian Science Fund (FWF)
Title: High‐Valent Metal Tetrapyrroles for Surface‐Supported Catalysis
Principal investigator: Stefan Müllegger
Duration: 2013 - 2017. (Finished)
Link to Fodok


FWF Single Project, P20773
Funded by: Austrian Science Fund (FWF)
Title: ESR-STM of Organic Nano-Adsorbates on Silicon
Co-Investigator: Stefan Müllegger
Duration: 2008 - 2013. (Finished)
Link to Fodok


R. Vranik, V. Stetsovych, S. Feigl, and S. Müllegger, Stable π-radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) adsorbed at the elbows of \(22\times\sqrt{3}\) reconstructed Au(111), Surf. Sci. 700, 121676 (2020). DOI: 10.1016/j.susc.2020.121676

S. Gonglach, S. Paul, M. Haas, F. Pillwein, S.Sreekumar, S. Barman, R. De, S. Müllegger, P. Gerschel, U.-P. Apfel, H. Coskun, A. Aljabour, P. Stadler,  W. Schöfberger, and S. Roy, 
Molecular Cobalt Corrole Complex for the Heterogeneous Electrocatalytic Reduction of Carbon Dioxide, Nature Communications 10, 3864 (2019). DOI: 10.1038/s41467-019-11868-5

S. Müllegger, M. Rashidi, W. Schöfberger, and R. Koch,
Single-molecule chemical reduction induced by low-temperature scanning tunneling microscopy: a case study of Gold-porphyrin on Au(111), Surf. Sci. 678, 157-162 (2018). DOI: 10.1016/j.susc.2018.04.018

M. Haas, S. Gonglach, S. Müllegger, and W. Schöfberger,
Synthesis and characterization of meso-substituted A2B corroles with extended pi-electronic structure, Monatsh. Chem. 149, 773-781 (2018). DOI: 10.1007/s00706-017-2114-6

H. Aldahhak, M. Paszkiewicz, E. Rauls, F. Allegretti, S. Tebi, A. C. Papageorgiou, Y.-Q. Zhang, L. Zhang, T. Lin, T. Paintner, R. Koch, W. G. Schmidt, J. V. Barth, W. Schöfberger, S. Müllegger, F. Klappenberger, and U. Gerstmann,
Identifying on-surface site-selective chemical conversions by theory-aided NEXAFS spectroscopy: The case of free-base corroles on Ag(111), Chem. Eur. J. 24, 6787-6797 (2018). DOI: 10.1002/chem.201705921

G. Serrano, S. Tebi, S. Wiespointner-Baumgarthuber, S. Müllegger, and R. Koch,
Radio frequency surface plasma oscillations: electrical excitation and detection by Ar/Ag(111), Sci. Rep. 7, 9708 (2017).

R. Koch and S. Müllegger,
Mechanical and Magnetic Single-Molecule Excitations by Radio-Frequency Scanning Tunneling Microscopy, Molecular Architectonics, Ed. T. Ogawa, pp 187-218, Springer International Publishing, 2017; DOI: 10.1007/978-3-319-57096-9_9

S. Tebi, M. Paszkiewicz, H. Aldahhak, F. Allegretti, S. Gonglach, M. Haas, M. Waser, P. S. Deimel, P. C. Aguilar, Y.-Q. Zhang, A. C. Papageorgiou, D. A. Duncan, J. V. Barth, W. G. Schmidt, R. Koch, U. Gerstmann, E. Rauls, F. Klappenberger, W. Schöfberger, and S. Müllegger,
On-surface site-selective cyclization of corrole radicals, ACS Nano, 11, 3383-3391 (2017); DOI: 10.1021/acsnano.7b00766

H. Aldahhak, M. Paszkiewics, F. Allegretti, D. A. Duncan, S. Tebi, P. S. Deimel, P. Casado Aguilar, Y. Zhang, A. C. Papageorgiou, R. Koch, J. V. Barth, W. G. Schmidt, S. Müllegger, W. Schöfberger, F. Klappenberger, E. Rauls, and U. Gerstmann,
X-Ray spectroscopy of thin film free-base corroles - a combined theoretical and experimental characterization, J. Phys. Chem. C 121, 2192-2200 (2017); DOI: 10.1021/acs.jpcc.6b09935

G. Serrano, S. Tebi, S. Wiespointner-Baumgarthuber, S. Müllegger, and R. Koch,
Atomic-scale sensor for charge- and atomic-lattice-dynamics on surfaces,

G. Serrano, S. Wiespointner-Baumgarthuber, S. Tebi, S. Klyatskaya, M. Ruben, R. Koch, and S. Müllegger,
Bilayer of Terbium Double-Decker Single-Molecule Magnets, J. Phys. Chem. C, 120, 13581-13586 (2016); DOI: 10.1021/acs.jpcc.6b03676

W. Schöfberger, F. Faschinger, S. Chattopadhyay, S. Bhakta, B. Mandal, J. A. A. W. Elemans, S. Müllegger, S. Tebi, R. Koch, F. Klappenberger, M. Paszkiewicz, J. Barth, E. Rauls, H. Aldahhak, W. G. Schmidt, and A. Dey,
Development of a bi-functional electro-catalyst for oxygen evolution and oxygen reduction reactions in water, Angew. Chem. Int. E. 55, 2350--2355 (2016);

S. Müllegger, E. Rauls, U. Gerstmann, S. Tebi, G. Serrano, S. Wiespointner-Baumgarthuber, W. G. Schmidt, and R. Koch,
Mechanism for nuclear and electron spin excitation by radio frequency current, Phys. Rev. B 92, 220418(R) (2015); DOI:

S. Tebi, H. Aldahhak, G. Serrano, W. Schöfberger, E. Rauls, W. G. Schmidt, R. Koch, and S. Müllegger,
Manipulation resolves non-trivial structure of corrole monolayer on Ag(111), Nanotechnology 27, 025704 (2016); DOI: 10.1088/0957-4484/27/2/025704

Armin Guntner, Felix Faschinger, Stefan Aichhorn, Stefan Müllegger, and Wolfgang Schöfberger,
Observation of high-valent manganese(V)-corrole complexes during metalation of meso-functionalized A3-corroles under aerobic conditions, Synlett 26, 2015; DOI: 10.1055/s-0034-1378819

S. Müllegger, S. Tebi, A.K. Das, W. Schöfberger, F. Faschinger, and R. Koch,
Radio Frequency Scanning Tunneling Spectroscopy for Single-Molecule Spin Resonance, Phys. Rev. Lett. 113, 133001 (2014); DOI:

S. Müllegger and R. Koch,
Molekülketten als kleinste mechanische Resonatoren, Physik unserer Zeit 45, 162-163 (2014); DOI: 10.1002/piuz.201490059

S. Müllegger, M. Rashidi, K. Mayr, M. Fattinger, A. Ney and R. Koch,
Radio-wave oscillations of molecular-chain resonators, Featured article. Phys. Rev. Lett. 112 (2014) 117201; doi: 10.1103/PhysRevLett.112.117201; Selected for a viewpoint in Physics; doi: 10.1103/Physics.7.26,

S. Müllegger, A. K. Das, K. Mayr and R. Koch,
Radio-Frequency Excitation of Single Molecules by Scanning Tunnelling Microscopy, Nanotechnology, 25 (2014) 135705; doi:10.1088/0957-4484/25/13/135705

S. Müllegger, M. Rashidi, M. Fattinger and R. Koch,
Surface-Supported Hydrocarbon π Radicals Show Kondo Behavior, J. Phys. Chem. C, 2013, 117 (11), pp 5718–5721; DOI: 10.1021/jp310316b

S. Müllegger, M. Rashidi, M. Fattinger and R. Koch,
Interactions and Self-Assembly of Stable Hydrocarbon Radicals on a Metal Support, J. Phys. Chem. C 116, 22587−22594, 2012; DOI: 10.1021/jp3068409

M. Rashidi, S. Müllegger, M. Roithner, W. Schöfberger and R. Koch,
Spectroscopic Scanning Tunneling Microscopy Studies of Single Surface-Supported Free-Base Corroles, J. Am. Chem. Soc. 134, 91-94 (2012); DOI: 10.1021/ja209225f

S. Müllegger, W. Schoefberger, M. Rashidi, T. Lengauer, F. Klappenberger, K. Diller, K. Kara, J. V. Barth, E. Rauls, W. G. Schmidt and R. Koch,
Preserving Charge and Oxidation State of Au(III) Ions in an Agent-Functionalized Nanocrystal Model System, ACS Nano 5, 6480 (2011). DOI: 10.1021/nn201708c

S. Müllegger, M. Rashidi, T. Lengauer, E. Rauls, W.G. Schmidt, G. Knör, W. Schöfberger and R. Koch,
Asymmetric saddling of single porphyrin molecules on Au(111), Phys. Rev. B 83, 165416 (2011). DOI: 10.1103/PhysRevB.83.165416

S. Müllegger, W. Schöfberger, M. Rashidi, L. M. Reith and R. Koch,
Spectroscopic STM Studies of Single Gold(III) Porphyrin Molecules, J. Am. Chem. Soc. 131 (2009) 17740-17741. DOI: 10.1021/ja908157j


Mario Ruben, Karlsruhe Institute of Technology (KIT), Germany.

● Wolfgang Schöfberger, Institute of Organic Chemistry, Johannes Kepler Univeristy Linz, Austria.

Wolf Gero Schmidt and Uwe Gerstmann, Festkörperptheorie, Department Physik, Universität Paderborn, Germany.

Johannes Barth and Florian Klappenberger, Physik Department, Technische Universität München, Germany.

Yishay Manassen, Department of Physics, Ben Gurion University of the Negev

● Eva Rauls, Department of Mathematics and Natural Science, University of Stavanger, Norway.



2018-05-22: Atom-Fingerprints (Kronenzeitung, Printausgabe, "Krone der Forschung")

2018-04-19: 2 Millionen Euro Förderung für Stefan Mülleggers Grundlagenforschung

2017-11-29: OÖN: Erfolg für die JKU: Forscher erhält EU-Millionenförderung

2014-10-17: Linzer Physiker messen Spins mit Magnetresonanz