Invited talks

At universities and research centres

1.     Widerstandsanomalie amorpher Metalle bei tiefen Temperaturen, Seminar des SFB 125 Aachen-Jülich-Köln, KFA Jülich, Juli 1981.

2.     Keimbildungsuntersuchungen in unterkühlten metallischen Schmelzen, Universität Göttingen, SFB 126, Oktober 1985.

3.     Niederenergetische Anregungen in amorphen Metallen, Ruhr-Universität Bochum, Fakultät für Physik, November 1986.

4.     Undercooling studies on levitated drops of metals and alloys, University of Cambridge, Dept. Materials Science & Metallurgy, U.K., Dezember 1988.

5.     Undercooling, nucleation and crystal growth in levitated drops, Harvard University, Division of Applied Sciences, Cambridge USA, Mai 1989.

6.     Solidification behaviour of containerlessly processed metals and alloys, University of Wisconsin, Dept. Materials Science and Engineering, Madison, USA, Mai 1989.

7.     Non-equilibrium solidification phenomena in undercooled melts, Ecole Normale Superieure, Université de Paris VI, Laboratoire de Physique Statistique, Oktober 1989.

8.     Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Institut für Festkörperphysik und Werkstoffforschung, Dresden, Mai 1990.

9.     Rasches dendritisches Wachstum: Abweichungen vom lokalen Gleichgewicht an der Grenzfläche, Bunsen Kolloquium, KFA Jülich, Oktober 1990.

10.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Universität Karlsruhe, Fakultät für Physik, Dezember 1990

11.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Universität Karlsruhe, Fakultät für Physik, Dezember 1990 (Vortrag im Rahmen der Neuberufung, Nachfolge Prof. Dr. Wondrazeck).

12.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Universität Augsburg, Fakultät für Physik, Februar 1991.

13.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, GKSS-Forschungszentrum, Institut für Werkstoffwissenschaften, Geesthacht, Mai 1991.

14.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, ETH Zürich, Institut für Festkörperphysik, Zürich, Juli 1991.

15.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Universität Bremen, FB Physik, November 1991.

16.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Max-Planck-Institut für Metallforschung, Institut für Werkstoffwissenschaften, Stuttgart, Dezember 1991.

17.  Nichtgleichgewichtserstarrung unterkühlter Metallschmelzen, Universität Göttingen, Fakultät für Physik, Dezember 1991 (Vortrag im Rahmen der Neuberufung, Nachfolge Prof. Dr. P. Haasen).

18.  Solidification of undercooled metallic melts, Northwestern Polytechnical University Xian, Department of Materials Science and Engineering, V.R. China, August 1992.

19.  Non-equilibrium solidification of deeply undercooled metallic melts, Università di Padova, DIMEG, Italien, Oktober 1992.

20.  Unterkühlte Metallschmelzen: Phasenselektion und Kristallwachstum, Technische Universität Braunschweig, FB Physik, Oktober 1992 (Vortrag im Rahmen der Neuberufung, Nachfolge Prof. Dr. Schwink).

21.  Unterkühlte Metallschmelzen: Von der Clusterbildung über die Keimbildung zum Kristallwachstum, Universität Köln, Fakultät für Physik, Januar 1993 (Vortrag im Rahmen der Neuberufung, Nachfolge Prof. Dr. Alexander).

22.  Solidification experiments on undercooled metallic melts, University Osaka, Department of Materials Science and Engineering, Japan, August 1993.

23.  Unterkühlte Metallschmelzen: Von der Clusterbildung über die Keimbildung zum Kristallwachstum, Universität Bonn, Fakultät für Physik, Dezember 1993.

24.  Solidification studies in undercooled metallic melts, Eötvös University Budapest, Inst. Solid State Physics, September 1994.

25.  Magnetic ordering in undercooled Co-Pd melts, Northeastern University Boston, Physics Department, November 1995.

26.  Keimbildung und dendritisches Kristallwachstum in unterkühlten Metallschmelzen, Universität Dortmund, Fachbereich Chemietechnik, Juli 1996.

27.  Rapid solidification of bulk undercooled melts, Department of Applied Physics, Northwestern Polytechnical University, Xian, V. R. China, Oktober 1996.

28.  Nucleation and crystal growth of metastable phases, Department of Physical Metallurgy, Indian Institute of Science, Bangalore, Indien, November 1996.

29.  Containerless processing in the study of undercooled melts, Indian Space Research Organisation, Trivandrum, Indien, November 1996.

30.  Nucleation and growth of metastable solids in undercooled melts, Massachusetts Institute of Technology, Cambridge, USA, April 1997.

31.  Metastable solid states solidified from undercooled melts, Gordon McKay Laboratory of Applied Sciences, Harvard University, Cambridge, USA, Mai 1997.

32.  Physical mechanism of grain refinement in solidification of undercooled melts, Department of Materials Research, University of Wisconsin, Madison, USA, Mai 1997.

33.  Short range order effects in the interfacial energy  of the liquid-solid phase boundary, Physics Department, Washington University, St. Louis, USA, Mai 1997.

34.  Nucleation and growth of metastable products solidified from undercooled melts, Division of Engineering and Applied Sciences, California Institute of Technology, Pasadena, USA, Juni 1997.

35.  Keimbildung und Wachstum metastabiler Festkörper in unterkühlten Schmelzen, Technische Universität Chemnitz, Institut für Physik, November 1997.

36.  Keimbildung und Wachstum metastabiler Festkörper in unterkühlten Schmelzen, Universität Göttingen, I. Physikalisches Institut, November 1997 (Vortrag im Rahmen der Neuberufung, Nachfolge Prof. Dr. von Minnigerode).

37.  Metastabile Festkörper aus unterkühlten Schmelzen, Universität Konstanz, Fakultät für Physik, Juni 1998

38.  Kristallisation metastabiler Materialien aus unterkühlten Schmelzen, Institut für Festkörper- und Werkstoffforschung Dresden, Juni 1999.

39.  Metastabile Festkörper, erstarrt aus unterkühlten Schmelzen, Ruhr-Universität Bochum, Fakultät für Physik und Astronomie, Juli 2000.

40.  Strukturbildung aus der metallischen Schmelze, Philipps-Universität Marburg, Festvortrag zum Gedenkkolloquium „100 Jahre Heusler-Legierungen“, Juni 2001.

41.  Metastable phases from undercooled melts, Indian Institute of Science, Bangalore, Indien, Festvortrag zu ”Professor Ranganathans 60th Birthday Symposium“, Juli 2001.

42.  Metstable phases solidified from undercooled melts of metals and semiconductors, Yanshan University, Qinhuangdao, V. R. China, November 2001.

43.  Metastabile Festkörper aus unterkühlten Schmelzen, Otto von Guerike-Universität Magdeburg, Physiker Kolloquium, 6. April 2002.

44.  Der Weltraum: Faszination und Herausforderung der Menschheit, Lions Club Siebengebirge, 13. Mai 2002.

45.  Metastabile Festkörper aus unterkühlten Schmelzen, Forschungszentrum Jülich, 9. Mai 2003.

46.  Metastabile Festkörper aus unterkühlten Schmelzen, Technische Universität München-Garching, 22. Mai 2003.

47.  Metastable Solids from Undercooled Melts, Ivoclar Vivadent AG, Schaan, Liechtenstein, 5. September 2003.

48.  Metastable solids from undercooled melts, Hahn-Meitner-Institut Berlin, 26. November 2003.

49.  Solidification from undercooled melts, European Science Foundation, Obernai, Frankreich, 7. Mai 2004.

50.  Solidification fromundercooled melts, Instiute of Physics, Chines Academy of Sciences, Beijing, China, 3. Juni 2004.

51.  Solidification from undercooled melts, ESA-ESTEC Noordwijk, Niederlande, 18. Juni 2004.

52.  Metastable solids from undercooled melts, Lee Hsun Award Lecture, Institute of Metals Research, Chinese Academy of Sciences, Shenyang, China, October 2007.

53.  Phase selection and microstructure evolution in undercooled melts, North-Eastern University, Shenyang, China, October 2007.

54.  Dendrite growth in undercooled Melts of Al-Ni alloys, Ecole Nationale Supe´rieure des Mines de Paris, CEMEF UMR CNRS-ENSMP, Sophia Antipolis, December 2008.

55.  Der Weltraum: Faszination und Herausforderung der Menschheit, Lions Club Siegburg, 21. Januar 2009.

56.  Metastable solids from undercooled melts, Universität Göttingen, Physikalische Institute, 5. Februar 2009.

57.  Containerless processing of drops on earth and in space, Department of Chemical and Materials Engineering University of Alberta, Kanada, 23. Februar 2009.

58.  Containerless solidification of undercooled melts on earth and in space, Stiftung Institut für Werkstofftechnik, Universität Bremen, 11. Mai 2009.

59.  Containerless processing of metal drops on earth and in space, Design Bureau of General Machine-Building, Roskosmos, Moskau, 8. Juli 2009.

60.  Non-equilibrium effects during solidification of undercooled melts, A.F. IOFFE Physico-Technical Institute, Sankt Petersburg, Russland, 9. Juli 2009.

61.  Homogeneous nucleation and anomalous dendrite growth in undercooled melts, Annual Meeting European Solidification Group, EPFL Lausanne, Schweiz, 03. Mai 2010.

62.  Kristallisation aus unterkühlten Schmelzen weit weg vom Gleichgewicht, Friedrich-Schiller-Universität Jena, 31. Mai 2010.

63.  Materialforschung im Weltraum, Jahrestagung des Deutschen Verbandes für Schweißtechnik und verwandte Verfahren, Köln, 15. Juni 2010.

64.  Materialforschung im Weltraum, Jahrestagung des Deutschen Verbandes für Schweißtechnik und verwandte Verfahren, Köln, 15. Juni 2010.

65.  Solidification far from equilibrium,  ELIPS Evaluation at European Space Agency (ESA) by European Science Foundation (ESF), Noordwijk, 10. - 12. Januar 2012.

66.  Undercooled melts: Ordering, nucleation, dendrite growth, microstructure development, Katholieke Universiteit Leuven, Department of Materials Science, Leuven Belgium, 11. November 2016.

At conferences and workshops

1.          Containerless melting and solidification in the earth and space laboratory

Int. Workshop on Nucleation and Rapid Solidification

(Aachen, 1983).

2.          Low energy excitations and their origin in amorphous metals

Int. Conf. on Metallic and Semiconducting Glasses

(Hyderabad, Indien, 1986).

3.          Non-equilibrium solidification of largely undercooled melts

Int. Workshop on Containerless Processing of Metals - Undercooling and Solidification (Aachen, 1988).

4.          Non-equilibrium solidification of undercooled metallic melts

COSPAR 28 Conference

(Den Haag, Niederlande, 1990).

5.          Experimental determination of rapid dendrite growth velocities in largely undercooled metals

NATO Advanced Research Workshop on "Non linear phenomena related to growth and form"

(Cargèse, Korsika 1990).

6.          Fundamental aspects of nucleation and rapid solidification

CRYO 91, Int. Workshop "Rapid Solidification"

(Leuven, Belgien, 1991).

7.          Non-equilibrium solidification of undercooled metallic melts

1st Pacific RIM Int. Conf. on Advanced Materials and Processing

(Hangzhou, China, 1992).

8.          Non-equilibrium solidification of undercooled metallic melts

3rd Int. Conf. on Amorphous Metallic Materials

(Topolcianky Castle, Slowakei, 1992).

9.          Solidification experiments on undercooled metallic melts

Int. Workshop on Modeling of Microstructure Evolution

(Los Alamos, USA, 1993).

10.    Direct measurements of crystal growth velocities in undercooled melts

8th Int. Conf. on Rapidly Quenched and Metastable Metals

(Sendai, Japan, 1993).

11.    Containerless undercooling of metallic melts

3rd IUMRS Int. Conf. on Advanced Materials

(Tokyo, Japan, 1993).

12.    Nucleation and crystal growth in undercooled melts

Materials Research Society Symposium "Phase Transformations"

(Boston, USA, 1995).

13.    Solidification from undercooled melts

9th Int. Conf. on Rapidly Quenched and Metastable Materials

(Bratislava, Slowakei, 1996).

14.    Containerless processing in the study of undercooled melts

China-Germany-Japan Workshop on Materials Science under Microgravity

(Northwestern Polytechnical University Xian, China, 1996).

15.    Nucleation and crystal growth of metastable phases in undercooled melts

International Workshop on Solidification: Principles and Applications 

(Trivandrum, Indien, 1996).

16.    Keimbildung und Wachstum metastabiler Phasen in unterkühlten Metallschmelzen

DPG Frühjahrstagung, AK Festkörperphysik

(Münster, 1997).

17.    Containerless processing in the study of undercooled melts

Spacebound 97

(Montreal, 1997).

18.    Containerless processing in the Earth and Space laboratory : Overview and future trends

IN SPACE 97 (Tokio, 1997).

19.    Nucleation and growth of metastable phases in undercooled melts of metals and semiconductors

Rapid Solidification: Modeling & Experiments

Symposium of the TMS spring conference

(San Antonio, Texas, 1998).

20.    Solidification mechanism during non-equilibrium crystal growth in undercooled melts

2nd Decennial Zermatt Workshop on Solidification Microstructures (Zermatt, 1998).

21.    Science to be performed on Advanced TEMPUS

Containerless Processing of Materials

Symposium of the TMS spring conference

(San Diego, California, 1999).

22.    Grain refinement through fragmentation of dendrites in undercooled melts

10th Int. Conf. on Rapidly Quenched and Metastable Materials

(Bangalore, Indien, 1999).

23.    Erstarrungsforschung im Institut für Raumsimulation, DLR Köln

Gießerei-Seminar der Vereinigten Aluminium Werke VAW

(Düsseldorf, 25. Februar 2000).

24.    Nichtgleichgewichtsvorgänge bei der Erstarrung unterkühlter Schmelzen

Workshop: Teilchenspuren in Festkörpern, Hahn-Meitner-Institut

(Berlin, 1./2. März 2000).

25.    Undercooled Liquids

EURO SUMMER SCHOOL: New Materials and their Dynamics

(Warnemünde, Rostock, 5. September 2000).

26.    Metastable phases solidified from undercooled melts

22nd Risø International Symposium on Materials Science

(Risø National Laboratory, Roskilde, Dänemark, 12. September 2001).

27.    Experimental studies of crystal growth kinetics in undercooled melts

Workshop on ”Computational Materials Science”, DEPARTMENT OF ENERGY, US Governement

(Northeastern University Boston, USA, 24. September 2001)

28.    Interface dynamics in solidification of undercooled melts

International Workshop on Interface Dynamics and Transport Phenomena

(Max-Planck-Institut für Komplexe Systeme, Dresden, 28. Februar 2002)

29.    Magnetic ordering and crystal nucleation in undercooled melts of Co-based alloys

Discussion Meeting of The Royal Society London on Nucleation Control

(London, UK, 6. Juni 2002)

30.    Nucleation and phase - selection of undercooled alloys

11th International Conference on Rapidly Quenched and Metastable Materials

(Oxford, UK, 25. August 2002)

31.    Short-range order, nucleation and phase selection in undercooled melts

Gordon conference on Gravitational Phenomena in Physico-Chemical Systems

(New London, USA, 28. Juli 2003)

32.    Metastable Materials from Undercooled Melts

ISMANAM, International Symposium on Metastable, Mechanically Alloyed and Nanocrystalline Materials

(Foz do Iguacu, Brasilien, 25. August 2003)

33.    Free dendrite growth in undercooled melts

Rapid Solidification: Modeling & Experiments

Symposium of the TMS spring conference,

(Charlotte, North Carolina, 16. März 2004)

34.    Rapid solidification: In situ diagnostics and theoretical modelling

12th International Conference on Rapidly Quenched and Metastable Materials

(Jeju, South Corea, 25. August 2005)

35.    Metastable solids from undercooled melts

THERMEC 2006: International Conference on Processing & Manufacturing of Advanced Materials

(Vancouver, Canada 3 – 7 July 2006)

36.    Solidification from undercooledmelts: ncleation and crystal growth

Critical issues and future directions in Solidification Science: A Symposium in Honor of Rohit Trivedi

(Ames, IL USA 20 – 22 September 2006)

 37.   Investigations in undercooled melts: experiments and modeling

Symposium of the TMS spring conference,

(Orlando, Florida, 27 February 2007)

38.    Metastable solids from undercooled melts

EUROMAT 2007

(Nürnberg, 4 September 2007)

39.    Non-equilibrium solidification, modeling for microstructure engineering of industrial alloys

Third International Symposium on Physical Sciences in Space

(Nara, Japan, 23 October 2007)

40.    Rapid dendrite growth in undercooled melts: experiments and modeling.

Solidification, Symposium of the TMS Annual Meeting

(Orlando, USA,  26 Februat 2007)

41.    Ordering in liquid state: metallic melts and mesoscopic colloidal suspensions

Structure and Dynamics in Amorphous Systems,

Symposium of the MRS Fall Meeting

(Boston, USA, 2 December 2008)

42.    Non-Equilibrium Solidification of Undercooled Melts of Al-based Alloys

TMS Annual Meeting, Symposium Frontiers in Solidification Research

(San Francisco, USA, 15 Februar 2009)

43.    Competition between homogeneous and heterogeneous nucleation near a flat wall

TMS Annual Meeting, Sympposium Heterogeneous Nucleation and Initial Microstructure Evolution in Alloys and Colloids

(Seattle, USA, 16 February 2010)

44.    Materialforschung im Weltraum

Jahrestagung des Deutschen Verbandes für Schweißtechnik und verwandte Verfahren

Köln, 15. Juni 2010

45.    Crystal nucleation and dendrite growth of metastable phases in undercooled melts

ISMANAM. International Symposium on Metastable, Mechanically Alloyed and Nanocrystalline Materials

(Zürich, 7 Juli 2010)

46.    Homogeneous nucleation and anomalous dendrite growth in containerless undercooled melts

Annual Meeting of the European Solidification Group

(Lausanne, Switzerland, 4./5. Oktober 2010)

47.    Comparison of metals and colloids: short range order in liquid state and crystal nucleation

Chinese-German Workshop on “Building the Bridge between Physics and Materials Science in Amorphous Metals”

(Beijing, China, 13. Oktober 2010)

48.    Electromagnetic levitation on Earth and in Space: Solidification far away from equilibrium

Workshop on ”Dynamics, Properties, and Solidification of Liquid Alloys”

(Institut für Materialphysik im Weltraum, DLR Köln, 7.-9. Juli 2011)

49.    Solidification far from equilibrium

ELIPS Evaluation at European Space Agency (ESA) by European Science Foundation

(Noordwijk, 10. - 12. January 2012, Noordwijk.

50.    Dendrite growth into undercooled melts: investigated on Earth and in reduced gravity

TMS Annual Meeting, Symposium Materials Research in Microgravity

(Orlando, USA, 12 March 2012)

51.    Crystallization in undercooled melts of glass-forming metallic alloys

2. Sino-German workshop on bulk metallic glasses

(Institut für Materialphysik im Weltraum, DLR Köln, 5.-8. November 2012 )

52.    Solidification of containerless undercooled melts

8th Pacific Rim International Congress on Advanced Materials and Processing (PRICM-8) (Waikoloa, Hawai, 2.August 2013)

53.    Crystallization of glass-forming metallic alloys

1st. International  Symposium on Metastable Materials Science & Technology

(Yanshan University, Qinhuangdao, China, 8. October 2013)

54.    Containerless Processing in the Study of Metastable Solids from Undercooled Melts

3rd Int. Conf. On Materials Engineering for Advanced Technologies

(Brisbane, Australia 2.January 2014)

55.    Rapid solidification of undercooled melts

ICASP 4 International Conference on Advances in Solidification Processes (

(Beaumont Estate, Old Windsor, UK 8. – 11. July 2014)

 

56.     Dendrite growth in undercooled melts of intermetallic compounds

15th International Conference on Rapidly Quenched and Metastable Materials

(Shanghai, China, 24. – 30. August 2014)

57.     Nucleation and dendrite growth in undercooled melts of metals and alloys

3rd iMat Microstructure and Materials Science conference

(Teheran, Iran 17.-19. November 2014)

58.     Undercooled melts: ordering, nucleation, dendrite growth

Workshop: "Directional Nucleation and Growth of Molecular Crystals",

(International Solvay Institutes of Physics and Chemistry, Université libre de Bruxelles, 26. - 28. November 2014)

59.     Dendrite growth kinetics in undercooled melts of intermetallic compounds

6th International Conference on Solidification Science and Processing

(Hyderabad, India 24. – 27. November 2015)

60.     Binary Zr-based compounds: ordering, nucleation, dendrite growth, microstructures

TMS Annual Meeting, Michel Rappaz Honorary Symposium: Frontiers in Solidification

(Nashville, USA 13.-19. February 2016)

61.     Dendrite growth kinetics in undercooled melts of Zr-based alloys

International Conference on Processing & Manufactoring of Advanced Materials

(Graz, Austria 29. May-2. June 2016)

62.     Solidification of metastable materials from containerless undercooled melts

International Conference on Frontiers in Materials Processing, Applications, Research & Technology FiMPART ‚17

(Bordeaux, France 9. – 12. July 2017)

63.    Design of Metastable Materials: Developments in experimental techniques and modellingof non-equilibrium solidification

6th Decennial International Conference on Solidification Processing

(Beaumont Estate, Old Windsor, UK 25. – 28. July 2017)

64.     Crystal growth in deeply undercooled Zr-based glass forming alloys

EMN Europe Meetings on Metallic Glasses

(Berlin, Germany, 7. - 10. August 2017)

65.       Dendrite Growth in undercooled Melts of glass-forming Metallic Alloys

            RQ16, The 16th Int. Cionf. On Rapidly Quenched & Metastable Materials

            (Leoben, Austria, 27. August – 1. September 2017)

66.     Crystal nucleation and growth in undercooled melts of metals and alloys

Applied Crystallography

(Chicago, USA, 16. - 18. October 2017)

67.       Short-range-order, crystal nucleation and crystal growth in liquid colloidal suspensions

            2017  Liquid Crystals Conference

            (Mauritius, 26. – 29. November 2017)