Dr. Boris Reznik







Professional Preparation

M.S. (Physics of semiconductors and dielectrics) - 1972-1980 – Odessa University, Ukraine, Thesis: "Mosaic structure of diamond crystals studied by microfocus X-ray Fujiwara-method” (advised by Prof.V.Presnov).
Ph.D. (Physics of semiconductors and dielectrics) - 1988-1991 - Moscow Institute of Steel and Alloys - Technical University, Russia, Thesis: "Structure and electrical properties of the sintered diamond powders”. (co-advised by Prof.Y.Ronter and Prof.N.Kakazei).



July 2007 - present time: Senior Researcher, Institute for Technical Chemistry and Polymer Chemistry, Karlsruhe University, Germany.
Feb. 1998 – June 2007: Senior Researcher, Laboratory for Electron Microscopy, Karlsruhe University, Germany.
Apr. 1994 - Jan. 1998: Researcher, Institute of Material Science and Coating Technology, Dortmund University, Germany.
Sep. 1981- Nov. 1993: Researcher, Physical Department, Odessa University, Ukraine.
Sept.1978 - Nov.1980: Research engineer, Welding laboratory, Odessa plant for oxygen equipment, Ukraine.


Further Activities

Scientific referee for the journals: Carbon Letters (Advisory Board), Carbon, Journal of Materials Science, Materials Letters, Porous Materials, Materials Chemistry and Physics, Journal of Microscopy
Membership in scientific societies 1998-present time: German Microscopy Society, German Ceramics Society


Selected Publications

(about 60 refereed research publications and 35 lectures at international conferences)

1. B. Reznik, D. Gerthsen, KJ. Hüttinger, Micro- and nanostructure of the carbon matrix of infiltrated carbon fiber felts. Carbon 2001, 39: 215-29.
2. B. Reznik, S. Kalhöfer, Cross-section preparation for transmission electron microscopy of phases and interfaces in C/BN heterostructures. Micron 2002, 33: 105-109.
3. B. Reznik, KJ. Hüttinger, On the terminology for pyrolytic carbon. Carbon 2002, 40: 621-24.
4. B. Reznik, M. Guellali, D. Gerthsen, R. Oberacker, MJ. Hoffmann,
Correlation between microstructure and mechanical properties of infiltrated carbon fiber felt. Mat. Lett. 2002, 52:14-19.
5. B. Reznik, KD. Eichhorn, D. Gerthsen, On the origin of fivefold multiply-twinned nanoparticles in chemically vapor-deposited hexagonal boron nitride. Phil. Mag.A 2002, 82 20: 2665-77.
6. A. Pfrang, B. Reznik, D. Gerthsen, Th. Schimmel, Comparative study of pyrocarbon microstructure by atomic force, transmission electron and polarized light microscopy Carbon 2003, 41(1):181 – 85.
7. V. de Pauw, B. Reznik, S. Kalhöfer, D. Gerthsen, ZJ. Hu, KJ. Hüttinger, Texture and nanostructures of pyrocarbon layers deposited on plane substrates in a hot-wall reactor. Carbon 2003, 41(1):71-7.
8. B. Reznik, D. Gerthsen, Microscopic study of failure mechanisms in infiltrated carbon fiber felts. Carbon 2003, 41: 57-69.
9. B. Reznik, D. Gerthsen, W. Zhang, KJ. Hüttinger, Microstructure of SiC deposited from methyltrichlorosilane. Journal of European Ceramics Society 2003, 23(9):1499-1508.
10. B.Reznik, D. Gerthsen, W. Zhang, KJ. Hüttinger, Texture changes in the matrix of an infiltrated in a carbon fiber felt studied by polarized light microscopy and selected area electron diffraction. Carbon 2003, 41(2): 376-80.
11. E. Bortchagovsky, B. Reznik, D. Gerthsen, A. Pfrang, Th. Schimmel, Optical properties of pyrolytic carbon deposits deduced from measurements of extinction angle by polarized light microscopy, Carbon 2003,41:2427-51.
12. B. Reznik, M. Fotouhi, D. Gerthsen, Structural analysis of pyrolytic carbon deposits on a planar cordierite substrate, Carbon 2004, 42:1311-13.
13. A. Pfrang, B. Reznik, Th. Schimmel, D. Gerthsen, Microstructure analysis of a carbon carbon composite using argon ion etching, Microscopy and Microanalysis 2005, (11):46-55.
14. T. Chen, B. Reznik, D. Gerthsen, W. Zhang, KJ Hüttinger.
Microscopical study of carbon/carbon composites obtained by chemical vapor infiltration of 0°/0°/90°/90° carbon fiber preforms. Carbon 2005, (43):15, 3088-98.
15. B. Reznik, K. Norinaga, D. Gerthsen, O. Deutschmann, The effect of cooling rate on the hydrogen release from a pyrolytic carbon coating and its resulting morphology. Carbon 2006, 44: 1298–1352.
16. A. Herzog, B. Reznik, T. Chen, Th .Graule, Relationship between the specific surface area, morphological and structural changes due to CO2 activation of maple. Holzforschung 2006, 60 (1):85-92.
17. D. Gerthsen, D. Bach, V. De Pauw, S. Kalhöfer, B. Reznik, W. Send, Structural properties of the fiber-matrix interface in carbon-fiber/carbon-matrix composites and interfaces between carbon layers and planar substrates. Int. J. Mat. Res. (former Z. Metallk.) 2006, 97(7): 1052-58.
18. B. Reznik, D. Gerthsen, E. Bortchagovsky, An improved method for angular-resolved characterization of the optical anisotropy of pyrolytic carbon. Journal of Microscopy, 2006, 224(3): 322 –27.
19. J.-M. Gebert, B. Reznik, R. Piat, B. Viering, K. Weidenmann, A. Wanner, O. Deutschmann, Elastic constants of high-texture pyrolytic carbon measured by ultrasound phase spectroscopy, Carbon 2010, 48: 3635–3658.
20. H. Palza , B. Reznik, M. Kappes, F. Hennrich, I.F.C. Naue, M. Wilhelm. Characterization of melt flow instabilities in polyethylene/carbon nanotube composites. Polymer 2010, 51: 3753-3761.
21. A. Li, S. Zhang, B. Reznik, S. Lichtenberg, O. Deutschmann. Synthesis of Pyrolytic Carbon Composites Using Ethanol As Precursor, Ind. Eng. Chem. Res. 2010, 49, 10421–10427.
22. A. Li, S. Zhang, B. Reznik, S. Lichtenberg, G. Schoch,O. Deutschmann, Chemistry and kinetics of chemical vapor deposition of pyrolytic carbon from ethanol, Proceedings of the Combustion Institute, 2011, 33: 1843-50.
23. T. Gross, K. Nguyen, M. Buck, N. Timoshchuk, I. Tsukrov, B. Reznik , R. Piat, T. Böhlke. Tension–compression anisotropy of in-plane elastic modulus for pyrolytic carbon, Carbon 2011, 49: 2145-47.
24. M. Haußmann, B. Reznik, H. Bockhorn, J. Denev. Thermal degradation of polymethylsilsesquioxane and microstructure of the derived glasses, J. Anal. Appl. Pyrolysis 2011, 91: 224–231.
25. H. Palza, B. Reznik, M. Wilhelm, O. Arias, A. Vargas. Electrical, thermal and mechanical characterization of polypropylene/carbon nanotube/clay hybrid composite materials. Macr. Mat. & Eng. 2012, 297: 474–80.
26. T. Gross, N. Timoshchuk, I. Tsukrov, B. Reznik. Unique nanoindentation damage for highly textured pyrolytic carbon. Carbon 2013, 60: 273 – 279.
27. T. Gross, N. Timoshchuk, I. Tsukrov, R. Piat, B. Reznik. On the ability of nanoindentation to measure anisotropic elastic constants of pyrolytic carbon. Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 2013, (5): 301–312.
28. W. Zhang, A. Li, B. Reznik, O. Deutschmann. Thermal expansion of pyrolytic carbon with various textures. ZAMM 2013, (5): 338-345.
29. W. Zhang, B. Reznik, O. Deutschmann. Raman microprobe spectrometry of carbon/carbon composites with differently-textured pyrolytic carbon matrices. ZAMM 2013,(5): 329–337.



• Chemical Vapor Deposition (CVD) and Infiltration (CVI)
Pyrolytic Carbon
Materials World Network: Carbon-Carbon Composites


• Thermal debinding

• Glasses derived from pyrolyzed polysiloxane