| name | affiliation | date of visit |
| Prof. Lars Grabow | University of Houston | to be announced |
| Prof. Yukio Ouchi | Tokyo Institute of Technology | 2019-09-05 |
| Dr. Karolina Syrek | Jagiellonian University | 2019-06-25 |
| Prof. David Starr | HZB | 2019-06-06 |
| Dr. Olga Kasian | MPI Düsseldorf | 2019-05-29 |
| Dr. Christoph Bondü | Leiden University | 2019-05-28 |
| Prof. Jean-Sabin McEwen | Washington State University | 2019-05-20 |
| Dr. Joachim Paier | HU Berlin | 2019-05-02 |
| Prof. Andrey Turchanin | Friedrich-Schiller-Universität Jena | 2019-01-31 |
| Dr. Friedrich Esch | TU München | 2019-01-17 |
| Dr. Josef Myslivecek | Charles University Prague | 2019-01-09 |
| Prof. Olaf Magnussen | Universität Kiel | 2018-12-13 |
| Dr. Fernando Stavale | CBPF | 2018-12-05 |
| Dr. Ewa Wierzbicka | Complutense University of Madrid | 2018-11-29 |
| Dr. Thomas Fuhrmann | Schaeffler | 2018-11-28 |
| Dr. Simone Piccinin | Elettra Trieste, Italy | 2018-11-21 |
| Dr. Gregor Feldbauer | TU Hamburg | 2018-10-19 |
| Dr. Gianluca Di Filippo | Universita Degli Studi Roma Tre | 2018-10-10 |
| Prof. Junfa Zhu | University Heifei, China | 2018-07-10 |
| Prof. Steven Tait | Indiana University Bloomington, USA | 2018-06-28 |
| Prof. Nian Lin | Hong Kong University of Science and Technology, China | 2018-06-28 |
| Dr. Tomas Duchon | Forschungszentrum Jülich | 2018-05-15 |
| Prof. Kasper Moth-Poulsen | Chalmers University of Technology, Gothenburg, Sweden | 2018-05-03 |
| Mariana Monteiro | Leiden University | 2018-03-09 |
| Beatriz Sanabria Arenas | Politecnico di Milano | 2018-03-09 |
| Beatriz Sanabria Arenas | Politecnico di Milano | 2017-12-19 |
| Dr. Marcus Rohnke | Uni Giesen | 2017-12-14 |
| Prof. Bob Madix | Harvard University | 2017-10-09 |
| Prof. Junfa Zhu | University Heifei, China | 2017-09-05 |
| Dr. Stefano Fabris | Sincrotrone Trieste | 2017-07-30 |
| Prof. Michael Gottfried | Universität Marburg | 2017-07-18 |
| Prof. Zhi Liu | Shanghai Technical University, China | 2017-07-12 |
| Prof. Youngjong Kang | Hanyang University, Seoul, Korea | 2017-06-06 |
| Prof. Cheolmin Park | Yonsei University, Seoul, Korea | 2017-06-06 |
| Prof. Pil Jin Yoo | Sungkyunkwan University, Suwon, Korea | 2017-06-06 |
| Prof. Jong Hyeok Park | Yonsei University, Seoul, Korea | 2017-06-06 |
| Prof. Sang Ouk Kim | KAIST, Daejon, Korea | 2017-06-06 |
| Prof. Dong Ha Kim | EW University, Seoul, Korea | 2017-06-06 |
| Prof. Hans-Joachim Freund | Fritz-Haber-Institute, Berlin | 2017-01-12 |
| Prof. Notker Rösch | TU München and Singapour University | 2017-01-10 |
| Dr. Stijn Mertens | Technical University of Vienna, Austria | 2016-11-24 |
| Prof. Konstantin M. Neyman | Universitat de Barcelona | 2016-07-29 |
| Prof. Adolf Winkler | Universität Graz, Austria | 2016-07-05 |
| Dr. Jonathan Rodriguez Fernandez | Aarhus University, Denmark | 2016-06-22 |
| Prof. Karl-Heinz Ernst | Universität Zürich | 2016-06-21 |
| Dr. Achim Schoell | Universität Wuerzburg, Germany | 2016-06-14 |
| Prof. Antonino Licciardello | University of Catania, Italy | 2016-05-19 |
| Dr. Astrid Besmehn | Forschungszentrum Juelich | 2016-05-12 |
| Prof. Andreas Stierle | Hamburg (DESY) | 2016-04-21 |
| Prof. Chinnakonda Gopinath | NCL Pune, India | 2016-04-13 |
| Dr. Ioannis Katsounaros | U Leiden, Netherlands | 2016-03-02 |
| Prof. Wolf Widdra | U Halle, Germany | 2016-03-16~28 |
| Prof. Michael Sing | Wuerzburg, Germany | 2016-03-16~28 |
| Prof. Michael Rohlfing | U Muenster, Germany | 2016-03-16~28 |
| Prof. Edvin Lundgren | U Lund, Sweden | 2016-03-16~28 |
| Prof. Ulrike Diebold | TU Vienna, Austria | 2016-03-16~28 |
| Dr. Stefano Fabris | Elettra, Trieste, Italy | 2016-01-26 |
| Prof. Abner De Siervo | LNLS Campinas, Brazil | 2016-01-10~31 |
| Prof. Sebastian Polarz | U Konstanz, Germany | 2016-01-14 |
| Prof. Margarete Wagner | U Vienna, Austria | 2015-12-07 |
| Prof. Laurent Houssiau | U Namur, Belgium | 2015-12-10 |
| Prof. Sefik Suzer | Bilkent University, Ankara, Turkey | 2015-12-17 |
| Prof. Kyoung-Shin Choi | UW Madison, USA | 2015-11-26 |
| Prof. Federico Williams | U Buenos Aires, Argentina | 2015-11-10 |
| Prof. Michael Gottfried | U Marburg, Germany | 2015-11-09 |
| Prof. Yousoo Kim | RIKEN, Japan | 2015-11-10 |
| Prof. Martin Wolf | FHI Berlin, Germany | 2015-11-09 |
| Prof. Patrick Rinke | Aalto U, Helsinki, Finland | 2015-11-09 |
| Prof. Annabella Selloni | Princeton U, USA | 2015-11-10 |
| Prof. Christof Woell | KIT, Germany | 2015-11-10 |
| Prof. Meike Stoehr | U Groningen, Netherlands | 2015-11-09 |
| Prof. Anders Hagfeldt | EPFL, Lausanne, Switzerland | 2015-11-08 |
| Prof. Angelika Kuehnle | U Mainz, Germany | 2015-10-15 |
| Prof. Kontantin M Neyman | U Barcelona, Spain | 2015-07-22~08-19 |
| Prof. Hrvoje Petek | U Pittsburgh, USA | 2015-07-22 |
| Prof. Jacek Lipkowski | U Guelph, Canada | 2015-06-06~12 |
| Prof. Kersti Hermansson | U Uppsala, Sweden | 2015-05-07 |
| Prof. Jeroen Anton van Bokhoven | Zurich, SLS, Switzerland | 2015-04-30 |
| Prof. Richard Berndt | U Kiel, Germany | 2015-01-29 |
| Prof. Kouki Akaike | Tokyo University of Science, Japan | 2015-01-26 |
| Prof. Zoltan Konya | U Szeged, Hungary | 2014-12-02 |
| Prof. Leonhard Grill | U Graz, Austria | 2014-11-13 |
| Prof. Miguel Salmeron | Berkeley, USA | 2014-10-23 |
| Prof. Hiroaki Tsuchiya | Osaka U, Japan | 2014-10-09 |
| Prof. Federico Williams | University of Buenos Aires, Argentina | 2014-10-07 |
| Prof. Paul Bagus | UNT, USA | 2014-09-29 |
| Prof. Junfa Zhu | NSRF, Hefei, China | 2014-07-17 |
| Dr. Alexander Riss | TU Vienna, Austria | 2014-06-26 |
| Prof. Alexander Shluger | UCL, London, GB | 2014-04-17 |
| Prof. Bruno Domenichini | University of Burgundy, France | 2014-02-27 |
| Prof. Ben Ocko | BNL, USA | 2014-02-04 |
| Prof. Ulrike Diebold | TU Vienna, Austria | 2013-11-26 |
| Prof. Robert Bartynski | Rutgers U, USA | 2013-11-26 |
| Prof. Gianfranco Pacchioni | U Milano, Italy | 2013-11-26 |
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