Dr. Maria Elźbieta Dębowska

Biographical Information

• 1966 M. Sc. (University of Wrocław)
• 1975 Ph.D. (University of Wrocław)
• from 1975 Assistant Professor (University of Wrocław)

Research Interests

• Diffusion of positrons
• Influence of high specific surface area (in oxides, metals, zeolites), free volume in polymers, modification of polymers (chlorination, blending), and morphology of polymers on the ortho-positronium annihilation characteristics.

Selected Publications

• Positron Annihilation in SiO2 Samples with High Specific Surface Areas, M. Dębowska, W.Świątkowski and J. Wesołowski, Acta Phys. Polon., A51, 195-205 (1977)
• Positron Diffusion Constant for Gold, M. Dębowska and A. Baranowski, phys. stat. sol. (b), 117, K127-K129 (1983)
• Are Positrons Useful for Surface Studies?, M. Dębowska, Acta Universiotatis Wratislaviensis, Matematyka, Fizyka, Astronomia XLVI, No. 847 (Proc. 8th Seminar on Surface Physics), pp. 187-197 (1985)
• Possibility of Enhancement of Slow Positron Emission, M. Dębowska, R. Ewertowski, and W. Świątkowski, Appl. Phys. A36, 47-49 (1985)
• Positron Annihilation Studies in Zeolites, M. Dębowska, J. Ch. Abbé and G. Duplâtre, phys. Stat. Sol. (b), 146, 91-96 (1988)
• Positronium Inhibition and Free Volume in Chloropolystyrenes Studied by Positron Annihilation, A.Baranowski, M. Dębowska, K. Jerie, G. Mirkiewicz, J. Rudzińska-Girulska and R. T. Sikorski, J. Phys. IV (C4), 225-231(1993)
• Influence of Substituents on Positron Annihilation in Styrene Copolymers, A. Baranowski, M. Dębowska, K. Jerie, J. Rudzińska-Girulska, Z. Pawełka, R. T. Sikorski, J. Rad. & Nuclear Chem., 190 (2), 463-467 (1995)
• Polypropylene Films Studied with Variable Positron Beams, M. Dębowska, P. G. Coleman and D. W. Gidley, Acta Phys. Polon. A95, 496-504 (1999)
• Some Remarks on Diffusion Model of Positron Reemission and/or Positron Surface Trapping, M. Dębowska and W. Światkowski, Acta Phys. Polon. A95, 515-520 (1999)
• Positron Annihilation in Carbon Black- Polymer Composites, M. Dębowska, J. Rudzińska-Girulska, A. Jezierski, A. Pasternak, R. Późniak, Radiation Phys. & Chem. 58, 575-579 (2000).
• Looking for Positive Mixing Volume in Polyamide/Acrylic Rubber Blends with Use of Positron Annihilation and Other Methods, M. Dębowska, J. Pigłowski, T. Suzuki, J. Rudzińska-Girulska, Cz. Ślusarczyk and W. Biniaś, Materials Science Forum, 445-446, 277-279, (2004)
• Is Positron Annihilation in Polyamide 6 Affected by Morphology?, M. Dębowska, J. Pigłowski, C. Ślusarczyk, P. Schmidt, J. Rudzińska- Girulska, T. Suzuki, R. Yu, W. Biniaś, Fibres and Textiles in Eastern Europe, 13(No. 5(53), 64-68 (2005)

Cooperation in Research

• prof. Jacek Pigłowski, Institute of Organic and Polymer Technology. Technical University in Wrocław, Poland
• dr. Jadwiga Rudzińska-Girulska, University of Wrocław, Poland
• prof. Takenori Suzuki, High Energy Accelerator Research Organization (KEK), Tsukuba, Japan
• dr. Czesław Ślusarczyk, University of Bielsko-Biała, Poland

Teaching

• classes on: Waves, Nuclear Physics and Elementary Particles, Thermodynamics and Molecular Physics
• monographic lecture: "Positron Annihilation Phenomenon. Methods of Positron Annihilation Spectroscopy." Click here to download the programme.
• often in charge of students preparing their theses to obtain licentiate and B. Sc. degrees.

Organizational Work

• Scientific Secretary of many Polish Seminars on Positron Annihilation
• Co-chairman of the Organizing Committee of the 35th Polish Seminar on Positron Annihilation (Turawa 2004)

Others

• Guest editor of the Proceedings of the 28th Polish Seminar on Positron Annihilation (Nukleonika, vol. 42 (1), 1997).
• Member of the International Committee of the Positron and Positronium Chemistry Conference from September 2005.