Christof Sommitsch

Univ.-Prof. Dipl.-Ing. Dr.techn.

1994 …2023
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Research Output 1994 2020

2017

Enhancing mechanical properties of wires by a novel continuous severe plastic deformation method

Pourbashiri, M., Sedighi, M., Poletti, M. C. & Sommitsch, C., 2017, In : International journal of materials research = Zeitschrift für Metallkunde. 108, 9, p. 741-749 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
plastic deformation
Plastic deformation
wire
Wire
mechanical properties

Ermittlung von Materialparameter für Umformverfahren

Hoflehner, C., Sommitsch, C., Eckersdorfer, D. & Hausmann, F., 11 May 2017.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File

Experimentelle Untersuchung und statistische Analyse wesentlicher Prozessparameter beim Stanznieten von Aluminiumblechen

Hönsch, F., 2017, 124 p.

Research output: ThesisMaster's ThesisResearch

File

Fatigue Life Extension by Crack Repair Using Double Stop-Hole Technique

Ayatollahi, M. R., Razavi, S. M. J., Sommitsch, C. & Moser, C., 2017, Materials Science Forum. Switzerland: Trans Tech Publications Ltd., Vol. 879. p. 3-8

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Influence and evaluation of the lubrication on the cold formability of a second-generation TWIP steel

Boskovic, V., Sommitsch, C. & Preininger, M., Jun 2017.

Research output: Contribution to conferencePaperResearch

Innovative surface modification of Ti6Al4V alloy by electron beam technique for biomedical application

Ramskogler, C., Warchomicka, F. G., Mostofi, S., Weinberg, A. & Sommitsch, C., 11 Apr 2017, In : Materials science and engineering / C. 78, p. 105 - 113

Research output: Contribution to journalArticleResearchpeer-review

On the microstructural characteristics influencing the yielding behavior of ultra-fine grained medium-Mn steels

Steineder, K., Krizan, D., Schneider, R., Beal, C. & Sommitsch, C., 29 Jul 2017, In : Acta materialia. 139 (2017), p. 39 - 50 139 (2017).

Research output: Contribution to journalArticleResearchpeer-review

Pitting corrosion behaviour of stainless steel AISI 304 with different tinting colours

Godavarthy Anantha Venkata, R. K. P., Gsellmann, B., Vallant, R. & Sommitsch, C., 25 May 2017, ESSC & DUPLEX 2017: 9th European Stainless Steel Conference - Science & Market / 5th European Duplex Stainless Steel Conference & Exhibition. Bergamo, p. 1-9 9 p. 026

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Open Access
File
Pitting
Stainless steel
Corrosion
Color
Corrosion resistance

Preface

Sommitsch, C., Ionescu, M., Mishra, B., Kozeschnik, E. & Chandra, T., 1 Jan 2017, In : Materials Science Forum. 879

Research output: Contribution to journalEditorialResearch

Reducing tool wear by partial cladding of critical zones in hot form tool by laser metal deposition

Vollmer, R. & Sommitsch, C., 16 Oct 2017, AIP Conference Proceeedings 1896.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Open Access
Wear of materials
Lasers
Tungsten carbide
Metals
Laser cladding

ULTRA-FINE WIRE FABRICATING APPARATUS AND METHOD

Pourbashiri, M., Sedighi, M., Sommitsch, C., Pourbashiri, M., Sedighi, M. & Sommitsch, C., 7 Sep 2017, IPC No. B21C 1/ 04 A I, Patent No. US2017252788, Priority date 2 Mar 2016, Priority No. IR20161394301390

Research output: PatentResearch

Wire
Grain refinement
Mechanical properties
Plastic deformation
Raw materials
2016

Additive Manufacturing via Cold Metal Transfer

Stockinger, J., Wiednig, C. A., Enzinger, N., Sommitsch, C., Huber, D. & Stockinger, M., 24 Nov 2016, Metal Additive Manufacturing Conference: Industrial perspective in Additive Technologies. Linz, p. 117-125

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Al-Mg-Sc Stringer: Von der Grundlagenuntersuchung zum Prototypen

Tändl, J., Anders, K., Janisch, S. D., Kerstan, H., Palm, F., Entelmann, W., Gradinger, R., Poletti, M. C. & Sommitsch, C., 9 Nov 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Applicability of PEEK and its composites in total ankle replacement devices and wear rate predictions

Kerschhofer, D., Gundapaneni, D., Sommitsch, C. & Goswami, T., 7 Dec 2016, In : Biomedial Physics & Engineering Express. Biomed. Phys. Eng. Express 2(2016)065012, doi: 10.1088/2057-1976/2/6/065012.

Research output: Contribution to journalArticleResearchpeer-review

Ankle Replacement Arthroplasty
Equipment and Supplies
Finite Element Analysis
Osteolysis
Weight-Bearing

Application of thermo-calc TCFE7 to high-alloyed mottled cast iron

Paar, A., Elizondo, L., Brandner, M., Trickl, T., Sonderegger, B., Beal, C. & Sommitsch, C., 2016, In : Materials Science Forum. 879, p. 1431-1436 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Cast iron
casts
Thermodynamics
iron
thermodynamics

Current developments of tooling technology in the area of hot stamping

Boskovic, V. & Sommitsch, C., 22 Sep 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

Effect of Friction Stir Welding on Microstructure and Properties of Micro-TiO_2 doped HSLA Steel

Pouriamanesh, R., Dehghani, K., Hütter, A., Vallant, R., Enzinger, N. & Sommitsch, C., 2016, 41th CWS International conference Welding 2016. Opatija, p. 46-55

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Electron beam process for the production of model alloys

Sommitsch, C., Wiednig, C. A., Spenger, T., Enzinger, N., Hofer, F. & Simic, S., 2016, Beam Technologies & Laser Application. St. Petersburg: Publishing house SpbSPU, p. 75-81

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Electron beam welding of thick-walled copper components

Enzinger, N., Loidolt, P., Wiednig, C. A., Stütz, M. & Sommitsch, C., 13 Jul 2016, In : Science and technology of welding and joining. 6 p.

Research output: Contribution to journalArticleResearchpeer-review

Evaluation and optimization of the bonding behavior between substrate and coating processed by laser cladding

Vollmer, R. & Sommitsch, C., 2016, In : Physics procedia .

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Laser cladding
coatings
Coatings
optimization
evaluation

Evolution of the substructure of a novel 12% Cr steel under creep conditions

Yadav, S. D., Kalácska, S., Dománková, M., Yubero, D. C., Resel, R., Groma, I., Beal, C., Sonderegger, B., Sommitsch, C. & Poletti, M. C., 1 May 2016, In : Materials characterization. 115, p. 23-31 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Steel
substructures
Electron diffraction
Creep
steels

Experimental investigations on single-sided CMT welding of hybrid aluminum-steel blanks

Silvayeh, Z., Vallant, R., Sommitsch, C., Götzinger, B. & Karner, W., 2016, Proceedings of the 10th International Conference on Trends in Welding Research. p. 32 - 35

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Welding
Aluminum
Intermetallics
Optical microscopy
Steel

Ferritic phase transformation to improve creep properties of martensitic high Cr steels

Plesiutschnig, E., Beal, C., Sommitsch, C., Paul, S. & Zeiler, G., 2016, In : Scripta materialia. 122, p. 98-101

Research output: Contribution to journalArticleResearchpeer-review

creep properties
Steel
austenite
Austenite
phase transformations

Fracture analysis of a low pressure steam turbine blade

Plesiutschnig, E., Fritzl, P. J., Enzinger, N. & Sommitsch, C., 2016, In : Case Studies in Engineering Failure Analysis. 5-6, p. 39-50 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Steam turbines
Turbomachine blades
Crack propagation
Natural frequencies
Corrosion

From ICDP to (graphitized) HSS: Sophisiticated work roll grades for highest demands in rolling mills for flat products

Armin, P., Brandner, M., Trickl, T., Elizondo, L., Beal, C. & Sommitsch, C., 2016, 10th International Rolling Conference and the 7th European Rolling Conference . Buchmayr, B. (ed.). ASMET, Austrian Society for Metallurgy and Materials

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Influence of Thermal History on the Hot Ductility of Ti-Nb Microalloyed Steels

Beal, C., Caliskanoglu, O., Sommitsch, C., Ilie, S., Six, J. & Dománková, M., 2016, Materials Science Forum. Trans Tech Publications Ltd., Vol. 879. p. 199 - 204

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

In Situ Phase Investigations of X20Cr13 High Cr Steel

Mitsche, S., Plesiutschnig, E. & Sommitsch, C., 2016.

Research output: Contribution to conferencePosterResearch

Mathematical Modelling of Weld Phenomena 11

Sommitsch, C., Enzinger, N. & Mayr, P., Dec 2016, 1. ed. Graz: Verlag der Technischen Universität Graz. 897 p.

Research output: Book/ReportBookResearchpeer-review

Microstructure and creep behaviour of similar martensitic 9% chromium steel electron beam welds

Sommitsch, C., Beal, C., Schlacher, C., Pelzmann, T. & Sabitzer, C., 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearchpeer-review

Modeling surface rolling contact fatigue crack initiation taking severe plastic shear deformation into account

Trummer, G., Marte, C., Dietmaier, P., Sommitsch, C. & Six, K., 17 Feb 2016, In : Wear. 352-353, p. 136 - 145

Research output: Contribution to journalArticleResearchpeer-review

Modeling wear and rolling contact fatigue: Parametric study and experimental results

Trummer, G., Marte, C., Scheriau, S., Dietmaier, P., Sommitsch, C. & Six, K., 15 Nov 2016, In : Wear. 366-367, p. 71-77 7 p.

Research output: Contribution to journalArticleResearchpeer-review

crack initiation
Crack initiation
rails
Wear of materials
Fatigue of materials

Multichannel diffusion vs TDS model on example of energy spectra of bound hydrogen in 34CrNiMo6 steel after a typical heat treatment

Belyaev, A. K., Polyanskiy, A. M., Polyanskiy, V. A., Sommitsch, C. & Yakovlev, Y. A., 2016, In : International Journal of Hydrogen Energy. 41 , 20, p. 8627-8634

Research output: Contribution to journalArticleResearchpeer-review

Processing and Material Properties of Hot Work Tool Steels Manufactured by Selective Laser Melting.

Giedenbacher, J., Huskic, A., Wallner, S. & Sommitsch, C., 24 Nov 2016, Metal Additive Manufacturing Conference: Industrial Perspective in Additive Technologies. Linz, 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearch

Retardation of fatigue crack growth in high strength steel S690 using a modified stop-hole technique

Razavi, S. M. J., Ayatollahi, M. R., Sommitsch, C. & Moser, C., 23 Nov 2016, In : Engineering fracture mechanics. 169, 0013-7944, p. 226 - 237

Research output: Contribution to journalArticleResearchpeer-review

The Effects of Intercritical Annealing Temperature and Initial Microstructure on the Stability of Retained Austenite in a 0.1C-6Mn Steel

Steineder, K., Krizan, D., Schneider, R., Beal, C. & Sommitsch, C., 2016, In : Materials Science Forum. 879, p. 1847-1852

Research output: Contribution to journalArticleResearchpeer-review

The interaction between short-term heat-treatment and the formability of an Al-Mg-Si alloy regarding deep drawing processes

Machhammer, M. & Sommitsch, C., 2016, IOP Conf. Series: Materials Science and Engineering 159 (2016) 012001.

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review

Deep drawing
Formability
Heat treatment
Heating
Temperature distribution

The interaction between short-term heat-treatment and the formability of an Al-Mg-Si alloy regarding deep drawing processes

Machhammer, M. & Sommitsch, C., 19 Dec 2016, In : IOP Conference Series / Materials Science and Engineering. 159, 2001, p. 1-8 8 p.

Research output: Contribution to journalArticleResearchpeer-review

Validierung Computertomografie-Reinheitsgradmessung mittels automatisierter Lichtmikroskopie

Decker, C., Schützenhöfer, W., Plank, B., Plesiutschnig, E. & Sommitsch, C., 10 May 2016.

Research output: Contribution to conferencePosterResearch

Vergleichende Charakterisierung mechanischer Kennwerte von Walzenwerkstoffen

Armin, P., Schneider, R., Han, Trickl, T., Brandner, M., Elizondo, L., Beal, C. & Sommitsch, C., 2016.

Research output: Contribution to conference(Old data) Lecture or PresentationResearch

2015

3D creep cavitation characteristics and residual life assessment in high temperature steels: a critical review

Gupta, C., Toda, H., Mayr, P. & Sommitsch, C., 2015, In : Materials science and technology. 31, 5, p. 603-626

Research output: Contribution to journalArticleResearchpeer-review

Agile multiscale modelling of the thermo-mechanical processing of an aluminium alloy

MACIOŁ, P., Bureau, R., Poletti, M. C., Sommitsch, C., WARCZOK, P. & Kozeschnik, E., 2015, In : Key engineering materials. 651-653, p. 1319-1324

Research output: Contribution to journalArticleResearchpeer-review

Cavitation studies in materials: New insights from modern techniques in 2D/3D/4D characterisation

Gupta, C., Toda, H., Mayr, P. & Sommitsch, C., 1 Mar 2015, In : Materials Science and Technology (United Kingdom). 31, 5, p. 513-515 3 p.

Research output: Contribution to journalEditorialResearchpeer-review

Characterisation and quantification of cavities in 9Cr martensitic steel for power plants

Yadav, S. D., Sonderegger, B., Sartory, B., Sommitsch, C. & Poletti, M. C., 2015, In : Materials science and technology. 31, 5, p. 554-564

Research output: Contribution to journalArticleResearchpeer-review

Comparative Investigation of Phase Transformation Behavior as a Function of Annealing Temperature and Cooling Rate of Two Medium-Mn Steels

Steineder, K., Schneider, R., Krizan, D., Beal, C. & Sommitsch, C., 2015, In : Steel research international. 85, p. 1-8

Research output: Contribution to journalArticleResearchpeer-review

CORROSION RESISTANCE OF LINEAR FRICTION WELDED CHAIN LINKS

Gsellmann, B., Huemer, W., Vallant, R. & Sommitsch, C., 2015.

Research output: Contribution to conferencePaperResearch

Cracks on the Roots of Turbine Blades of the Low-Pressure Turbine in a Steam Power Plant

Plesiutschnig, E., Vallant, R., Stöfan, G., Sommitsch, C., Mayr, M., Marn, A. & Heitmeir, F., 2015, In : Practical metallography = Praktische Metallographie. 52, 4, p. 214-225

Research output: Contribution to journalArticleResearchpeer-review

Creep and damage investigation of advanced martensitic chromium steel weldments for high temperature applications in thermal power plants

Schlacher, C., Beal, C., Sommitsch, C., Mitsche, S. & Mayr, P., 2015, In : Science and technology of welding and joining. 20, 1, p. 82-90

Research output: Contribution to journalArticleResearchpeer-review

Creep and damage investigations of MARBN welded joints

Schlacher, C., Dikovits, M., Sommitsch, C. & Mayr, P., 2015, (Accepted/In press) Advanced High-Temperature Materials Technology for Sustainable and Reliable Power Engineering. .

Research output: Chapter in Book/Report/Conference proceedingConference contributionResearchpeer-review