2012
- Prof. Johannes Kästner, Stuttgart University, Germany; March 8, 2012
2006
- Prof. Jörg Neugebauer, Max-Planck-Institut für Eisenforschung, Düsseldorf, Germany, June 21, 2006
- Prof. Martin Stratmann, Max-Planck-Institut für Eisenforschung, Düsseldorf, Germany, July 26, 2006
2004
- Prof. Stefan Estreicher, Texas Tech University, Lubbock, TX, USA; Jun. 29-30, 2004.
- Mag. Marcelo Santos, University of Sao Paolo, Sao Paolo, Brazil; Jun. -Aug, 2004
- Uma Gupta, Indian Institute of Technology, Bombay, India; June-July, 2004
- Dipl.Phys. Sixten Böck, Fritz Haber Institut Berlin, Germany; Feb. 2-6, 2004.
2003
- Dr. Woiciech Karas, Krakow, Poland; Nov. 18-28, 2003.
- Prof. Helena Petrilli, University of Sao Paolo, Brazil, Nov. 18-19, 2003
2002
- Dr. Claus Ascheron, Springer Verlag, Oct. 29, 2002.
- Dr. Markus Reiher, Erlangen-Nurnberg University, July 3, 2002.
- Prof. Matthias Scheffler, Fritz Haber Institut der Max Planck Gesellschaft, Berlin, Germany; May 22, 2002.
- Dr. Rochus Schmid, Munich University of Technology, Germany; May 15-17, 2002.
2001
- Dr. Haruki Eguchi, Ishikawajima-Harima Heavy Industries Ltd., Tokyo , Japan; Sept. 19, 2001.
- Dr. Woiciech Karas, Krakow, Poland; Sept. 16-17, 2001.
- Dr. Rochus Schmid, Munich University of Technology, Germany; July 30-Aug. 2, 2001.
- Dr. Jean Fompeyrine, IBM Zurich Resarch Laboratory, Switzerland; July 24, 2001.
- Prof. Vincenco Fiorentini, Universty of Cagliari, Italy; July 23-28, 2001.
- Dr. Brice Arnaud, University Rennes I, France; July 10-19, 2001. (Funded by Psi-K network.)
- Prof. Mebarek Alouani, University Louis Pasteur, Strassbourg France April 23-26, 2001. (Funded by Psi-K network.)
- Mag. Sebastian Lebegue, University Louis Pasteur, Strassbourg France; April 23-26, and April 30-May 12, 2001 (Funded by Psi-K network.)
- Dipl. Chem. Xavier Roquefelte, Univeristy of Nantes, France; May, 8-10, 2001
- Johannes Schimpl, Vienna University of Technology, Austria; March 15-April 5, 2001. (Funded by Psi-K network)
- Clemens Först, Vienna University of Technology, Austria March 15-April 5, 2001. (Funded by Psi-K network)
- Dipl. Chem. Karin Wichmann, University of Marburg, Germany; March 19-22, 2001.
- Prof. Mebarek Alouani, University Louis Pasteur, Strassbourg France March 25-April 5, 2001.