Dipl.-Ing. Stefan Heinze

Study of Materials Science at the TU-Dresden, with the specialisation Construction Materials and Material Characterisation
Diploma thesis: "Influence of Yttrium on the oxidation behaviour of Cr2AlC-MAX phase layers"
Degree: Diploma-Engineer

• Responsible for x-ray diffraction at the chair of materials technology
• Responsible for destructive and non-destructive residual stress analysis at the chair of materials technology
• Selected lectures on the development and measurement of residual stresses and Surface technology
• Supervision of diploma theses and other work

• X-ray phase, texture and residual stress analysis
• Residual stress analysis using the hole drilling method
• PVD thin coatings – In particular, the influence of the deposition parameters of the sputter process on the coating properties
• Thermally induced residual stresses in thin coatings
• Oxidation and interdiffusion in thin coatings – In Particular, the oxidation of the Cr₂AlC-MAX-Phase
• FEM simulation and phase field simulation

Heinze, S. und Leyens, C. "Hochtemperatur in-situ Eigenspannungs- und Phasenentwicklung von Cr2AlC PVD-Schichten auf IN718 und WCCo." Vortrag gehalten auf der Werkstoff Woche, Dresden, September 19, 2019.

Schab, J. C., Zimmermann, J. R. A., Grasso, P. -D., A. Stankowski, Heinze, S., Marquardt, A. und Leyens, C. "Thermodynamic Calculation and Experimental Analysis of Critical Phase Transformations in HVOF-Sprayed NiCrAlY-Coating Alloys." Surface and Coatings Technology 357 (January 15, 2019): 924–38. https://doi.org/10.1016/j.surfcoat.2018.10.057.

Heinze, S. und Leyens, C. "Interdiffusion of PVD-Cr2AlC on WCCo and IN718 during High Temperature Treatment - The Challenges for Deposition of a Suitable Interdiffusion Barrier". Vortrag gehalten auf der Materials Science and Engineering, Darmstadt, 28. September 2018.

Leyens, C., Heinze, S., Schlieter, A., Vetter, B., Polyansky, I.,  Sizov, I. und Mishigdorzhiyn, U. "Thermocyclic Boroaluminizing of Low Carbon Steels in Pastes". Materials Performance and Characterization 6, Nr. 4 (25. August 2017): 531–45. https://doi.org/10.1520/MPC20160082.

Heinze, S., Schab, J. C. und Leyens, C. "Computational Configuration of a NiCrAlY Coating Alloy and Experimental Investigation of High Temperature Phase Transformations". Vortrag gehalten auf der Materials Science and Engineering, Darmstadt, 28. September 2016.

Heinze, S., Leyens, C., Kaulfuß, F. und Zimmer, O. "Investigation to the Oxidation Behavior, Interdiffusion and Phase Evolution of Cr2AlC Thin Films with IN718 Substrate". Lecture gehalten auf der Materials Science Engineering, Darmstadt, 27. September 2016.

Uhlmann, E., Stawiszynski, B., Leyens, C., Heinze, S., und Sammler, F. "Hard Turning of Hot Work and Cold Work Steels with HiPIMS and DCMS TiAlN Coated Carbide Inserts". Procedia CIRP, 7th HPC 2016 – CIRP Conference on High Performance Cutting, 46 (1. Januar 2016): 591–94. https://doi.org/10.1016/j.procir.2016.03.231.

Berger, O., Leyens, C., Heinze, S., Boucher, R. und Ruhnow, M. "Characterization of Cr–Al–C and Cr–Al–C–Y films synthesized by High Power Impulse Magnetron Sputtering at a low deposition temperature". Thin Solid Films 580 (1. April 2015): 6–11. https://doi.org/10.1016/j.tsf.2015.03.008.

Stawiszynksi, B., Uhlmann, E., Leyens, C. und Heinze, S. "HIPIMS coated carbides with high adhesive strength for hard machining". MM Science Journal 2014, Nr. 04 (9. Dezember 2014): 516–20. https://doi.org/10.17973/MMSJ.2014_12_201417.

Uhlmann, E., Stawiszynski, B., Leyens, C., und Heinze, S. "Increase the Performance of Carbide Tools in Hard Machining". ZWF Zeitschrift für wirtschaftlichen Fabrikbetrieb 109, Nr. 4 (28. April 2014): 236–41. https://doi.org/10.3139/104.111135.