Department of Mechanical and Process Engineering

Workgroup Materials Testing

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Welcome at Working Group Materials Testing

  • International Conference on the Technology of Plasticity (ICTP) 2023     

    Markus Burmeister attended the International Conference on the Technology of Plasticity (ICTP) 2023 in Mandelieu-La Napoule (France) on 24th-29th September 2023 with the following presentation:

    • M. Burmeister, E. Kerscher:
      Ultrasonic Vibration Influences on the Flow Stress Behavior of a Ferrite-Perlite and Austenite Stainless Steel
      At: International Conference on the Technology of Plasticity (ICTP) 2023, 24th-29th September 2023, Mandelieu-La Napoule, France.

  • Visit at Rosswag GmbH in Pfinztal     

    As part of the annual AWP seminar, we visited Rosswag GmbH and gained insights into open die forging and selective laser melting in industrial manufacturing.
    Thanks to the team at Rosswag!

  • FEMS Euromat 2023     

    Markus Burmeister and Stella Diederichs attended the FEMS Euromat 2023 in Frankfurt (Germany) on 3rd-7th September 2023 with the following presentations:

    • M. Burmeister, E. Kerscher:
      Influences of Superimposed Ultrasonic Vibration on the Flow Stress of Specimen with Different Initial Diameter-Height-Ratios of a Ferrite-Perlite and Austenite Stainless Steel
      At: FEMS Euromat 2023, 3rd-7th September 2023, Frankfurt, Germany.

    • S.Diederichs, D.Nugmanov, J.Ivanisenko, E.Kerscher:
      Influence of High Pressure Torsion Extrusion on the Properties of Magnesium Alloy ZK60
      At: FEMS Euromat 2023, 3rd-7th September 2023, Frankfurt, Germany.

  • Written exams in the summer semester 2023:     

    The written exams in the subjects
    „Grundlagen der Werkstoffkunde“
    and
    „Werkstoffe im Einsatz“
    (before: Werkstoffkunde I/II für HörerInnen anderer Fachrichtungen)
    are taking place on September 21st 2023 in room 42-115.
    Grundlagen der Werkstoffkunde (WK I HaF): 9:00-10:30 am
    Werkstoffe im Einsatz (WK II HaF): 11:00-12:30 Uhr am
    The exams are offered every semester.

  • Publications in August 2023:

    Burmeister, M., Kerscher, E.:
    Ultrasonic Vibration Influences on the Flow Stress Behavior of a Ferrite-Perlite and Austenite Stainless Steel  
    In:  Proceedings of the 14th International Conference on the Technology of Plasticity - Current Trends in the Technology of Plasticity. ICTP 2023. Lecture Notes in Mechanical Engineering. Springer, Cham.
    https://doi.org/10.1007/978-3-031-41341-4_78

  • Publications in July 2023:

    J.Sippel, E.Kerscher:
    Influence of fracture toughness and defect size on vibration characteristics and resulting stress amplitude of AISI 52100 and AISI 4140 during ultrasonic fatigue testing  
    In:  Procedia Structural Integrity 47 (2023), 608-616.
    https://doi.org/10.1016/j.prostr.2023.07.062

  • Visit from the Royal Thai Embassy Berlin in July 2023     

    We would like to thank the Office of Educational Affairs (OEA) Berlin of the Royal Thai Embassy which was led by Ms. Sasipin Siripukdee (Minister Counsellor, Education) Ms. Maneerat Boonchim (Education Officer) and their colleague for visiting us on 13 July 2023.

  • Publications in June 2023:

    J.Sippel, E.Kerscher:
    Influence of a Thermomechanical Treatment on the Lifetime of a High Strength Steel in Very High Cycle Fatigue  
    In:  AIP Conference Proceedings 2848, 020014 (2023).
    https://doi.org/10.1063/5.0145133

    M. Burmeister, E. Kerscher:
    Investigation of the stress reduction and temperature increase due to ultrasonic vibrations with different amplitudes during compression tests of steels with varying specimen sizes.
    In: Ultrasonics (2023) 107053.
    https://doi.org/10.1016/j.ultras.2023.107053

  • 15th World Conference on Titanium     

    Prof. Dr.-Ing. Eberhard Kerscher (left), Nafiseh Ghavidel (middle) and Stella Diederichs (right) attended the 15th World Conference on Titanium in Edinburgh (Scotland) on 12th-16th June 2023 with the following presentations.

    • E.Kerscher, S.Diederichs, N.Ghavidel, L.Böhme, C.Godard:
      Interrelationship of Manufacturing, Surface Morphology, and Mechanical Properties of Commercial Pure Titanium
      At: World Titanium Conference 2023, 12th-16th June 2023, Edinburgh, Scotland.

    • N. Ghavidel, E.Kerscher:
      Influence of Thermomechanical Treatment on the Mechanical Properties of CP-Ti
      At: World Titanium Conference 2023, 12th-16th June 2023, Edinburgh, Scotland.

    • S.Diederichs, L.Morales-Rivas, E.Kerscher:
      Identification of Twinning Systems in Commercially-Pure Titanium using Polarized Light Microscopy
      At: World Titanium Conference 2023, 12th-16th June 2023, Edinburgh, Scotland.

  • ZwickRoell Härte Symposium     

    Prof. Dr.-Ing. Eberhard Kerscher and Stella Diederichs attended the ZwickRoell Härte Symposium in Ulm (Germany) on 11st May 2023 with the following presentation:

    • S.Diederichs, L.Böhme, E.Kerscher:
      Instrumentierte Härteprüfung und polarisierte Lichtmikroskopie als alternative Methode zur Bestimmung der kristallographischen Orientierung von α-Titan
      At: ZwickRoell Härte Symposium, 11st May 2023, Ulm , Germany (invited).

  • Written exams in the winter semester 2022/2023:     

    The written exams in the subjects
    „Grundlagen der Werkstoffkunde“
    and
    „Werkstoffe im Einsatz“
    (before: Werkstoffkunde I/II für HörerInnen anderer Fachrichtungen)
    are taking place on March 23rd 2023 in room 46-220.
    Grundlagen der Werkstoffkunde (WK I HaF): 9:00-10:30 am
    Werkstoffe im Einsatz (WK II HaF): 11:00-12:30 Uhr am
    The exams are offered every semester.

  • 27th International Conference on Fracture and Structural Integrity     

    Jan Sippel attended the 27th International Conference on Fracture and Structural Integrity in Rome (Italy) on 21st-24th February 2023 with the following presentation:

    • J.Sippel (V), E.Kerscher:
      Influence of a Thermomechanical Treatment on the Lifetime of a High Strength Steel in Very High Cycle Fatigue
      At: 27th International Conference on Fracture and Structural Integrity, 21st-24th February 2023, Rome, Italy.

  • MatWerk- and SFB 926-Kolloquium

    We would like to invite you to the MatWerk- and SFB 926-Kolloquium
    Wednesday, 08.02.2023, at 4 p.m. in building 44 room 380 
    Presenter: Prof. Dr. Karsten Durst (Fachbereich Materialwissenschaft, Technische Universität Darmstadt) 
    Topic: "Metallic Nanoimprinting: Nanoscale surface structuring by confined plastic deformation"

  • MatWerk-Kolloquium

    We would like to invite you to the MatWerk-Kolloquium on
    Wednesday, 01.02.2023, at 4 p.m. in building 58 room 110 
    Presenter:  Prof. Dr.-Ing. Dietmar Koch (Institut für Materials Resource Management MRM, Lehrstuhl Materials Engineering, Universität Augsburg) 
    Topic: "Development of advanced composites through resource efficient manufacturing processes"

  • MatWerk- and SFB 926-Kolloquium

    We would like to invite you to the MatWerk- and SFB 926-Kolloquium
    Wednesday, 11.01.2023, at 4 p.m. in building 44 room 380 
    Presenter: Frau Prof. Dr. Astrid Pundt (Institut für Angewandte Materialien – Werkstoffkunde IAM-WK, Karlsruher Institut für Technologie (KIT)) 
    Topic: "Hydrogen effects on nanoscale and defect-rich metals: Nb-thin films and AM-316L as model systems"

  • Publications in October 2022:

    • L. Simo Kamga, J. Sippel, M. Oehler, M. Gedan-Smolka, B. Sauer:
    Einfluss des Substratmaterials bei der Transferschmierung von Stahl-Bronze-Kontakten mit PA66-PTFE-cb Trockenschmierstoffen
    Tribologie und Schmierungstechnik 69 (2022), Heft 4, pp. 5-11, DOI: doi.org/10.24053/TuS-2022-0018.

  • Publications in September 2022:

    L. Morales-Rivas, A. Azadi, E. Kerscher :
    Short fatigue crack growth in an artificial-defect-containing nanostructured bainitic steel  
    In:  International Journal of Fatigue 166 (2023), 107219.
    https://www.sciencedirect.com/science/article/pii/S0142112322004704

    J. Hartig, B. Kirsch, S. Diederichs, E. Kerscher, Jan C. Aurich:
    Entwicklung von PVD-Schutzschichten zur Leistungssteigerung galvanisch gebundener Hochleistungsschleifscheiben  
    In:  Jahrbuch Schleifen, Honen, Läppen und Polieren - Verfahren und Maschinen 70 (2022): S. 148-165.

  • 20th International Conference on Fracture and Damage Mechanics (FDM2022)     

    Jan Sippel und Stells Diederichs attended the 20th International Conference on Fracture and Damage Mechanics (FDM2022) in Malaga (Spain) on 5th-7th September 2022 with the following presentations:

    • J.Sippel (V), E.Kerscher:
      Influence of a Thermomechanical Treatment on the Lifetime of a High Strength Steel in Very High Cycle Fatigue
      At: 20th International Conference on Fracture and Damage Mechanics, 5th-7th September 2022, Malaga, Spain.

    • S.Diederichs, L.Böhme, E.Kerscher:
      Interplay of micro notches and average grain size regarding the fatigue strength of cp‐Titanium
      At: 20th International Conference on Fracture and Damage Mechanics, 5th-7th September 2022, Malaga, Spain.

  • Publications in March 2022:

    L. Morales-Rivas, A. Azadi, E. Kerscher :
    Fatigue behavior of nanostructured bainite: A morphological study of crack path  
    In:  Procedia Structural Integrity 39 (2022), 515-527.
    https://doi.org/10.1016/j.prostr.2022.03.125

  • Written exams in the winter semester 2021/22:

    Schadenskunde: Monday, March 21st, 2:00 p.m. to 3:30 p.m. Building 52-206

    Werkstoffkunde I für HörerInnen anderer Fachrichtungen: Thursday, March 24th, 9.00 a.m. to 10.30 a.m., Building 46-220

    Werkstoffkunde II für HörerInnen anderer Fachrichtungen: Thursday, March 24th, 11.00 a.m. to 12.30 p.m., Building 46-220

  • Publications in January 2022:

    A.Khayatzadeh, J. Sippel, S. Guth, K. H. Lang, E. Kerscher:
    Influence of a Thermo-Mechanical Treatment on the Fatigue Lifetime and Crack Initiation Behavior of Quenched and Tempered Steel  
    In:  Metals 2022,12, 204.
    https://doi.org/10.3390/met12020204

    L. Morales-Rivas:
    Viewpoints on Technological Aspects of Advanced High-Strength Bainitic Steels  
    In: Metals 2022,12, 195.
    https://doi.org/10.3390/met12020195

  • Daniel Grell obtained his doctorate on January 18, 2022 with the topic „ Einfluss einer elektrochemisch aktiven Umgebung sowie thermischer und mechanischer Vorbehandlungen auf die Materialeigenschaften einer amorphen Zirkonium-Basislegierung “.
  • The paper entitled “The influence of the crystallographic orientation when micro machining commercially pure titanium: a size effect” has been awarded as Best Paper 2021 in Sonderforschungsbereich 926.
  • Luisa Böhme obtained her doctorate on September 23, 2021 with the topic „ Einflussfaktoren auf die Rissinitiierung, die Rissausbreitung und die Wechselfestigkeit von mikrostrukturierten Proben aus Reintitan“.
  • Written exams in the summer semester 2020/21:

    Werkstoffkunde I für HörerInnen anderer Fachrichtungen: Thursday, August 19th, 9.00 a.m. to 10.30 a.m. Audimax 42-115

    Werkstoffkunde II für HörerInnen anderer Fachrichtungen: Thursday, August 19th, 11.00 a.m. to 12.30 p.m., Audimax 42-115

    Schadenskunde: Tuesday, August 31th, 2 p.m. to 3:30 p.m. Building 46-210

  • Publications in May 2021:

    S. Kieren-Ehses, L Böhme, L. Morales-Rivas, J. Lösch, B. Kirsch, E. Kerscher, M. Kopnarski, J. C. Aurich:
    The influence of the crystallographic orientation when micro machining commercially pure titanium: a size effect
    (Best Paper Award 2021 of SFB 926)     
    In: Precision Engineering 2021.
    https://doi.org/10.1016/j.precisioneng.2021.04.007

  • Matthias Uhrig obtained his doctorate on December 18, 2020 with the topic „ Modellbildung und Entwicklung experimenteller Methoden zur Vorhersage des Auftretens von Kavitationserosion bei metallischen Werkstoffen “.
  • Special Issue announcement: "Advanced High-Strength Bainitic Steels", Metals MDPI
    Guest editor: Lucia Morales-Rivas
    Find more details here
    Looking Forward to your contributions!
  • Publications in November 2020:

    J.P. Sippel, E. Kerscher:
    Properties of the Fine Granular Area and Postulated Models for Its Formation during Very High Cycle Fatigue – A Review 
    In: Applied Sciences 2020, 10, 8475.
    https://doi.org/10.3390/app10238475

    L. Morales-Rivas, F. Ram, D. Spriestersbach, J.P. Sippel, M. D. Graef, E. Kerscher:
    Fine granular area linked to very high cycle fatigue in martensitic and bainitic steels: Characterization by means of EBSD-dictionary indexing 
    In: Scripta Materialia 2020, 194, 113644.
    https://doi.org/10.1016/j.scriptamat.2020.113644

  • Stefan Averbeck has obtained his doctorate on June 29, 2020 with the topic „Simulation der Entstehung von White Etching Cracks durch zyklische Druck-Torsions-Versuche“.
  • Marcel Angst has obtained his doctorate on June 25, 2020 with the topic „Auftretenshäufigkeit nichtmetallischer Einschlüsse in Stählen“.


  • Publications in June, 2020:

    S. Averbeck, D. Spriestersbach, E. Kerscher:
    Mechanism of fine granular area and white etching crack formation in AISI 52100 bearing steel. 
    In: Theoretical and Applied Fracture Mechanics, 108 (2020) 102664.
    https://doi.org/10.1016/j.tafmec.2020.102664

  • Student research projects (follow this Link for more information)
  • Daniel Spriestersbach has obtained his doctorate on October 28, 2019 with the topic „VHCF-Verhalten des hochfesten Stahls 100Cr6: Rissinitiierungsmechanismen und Schwellenwerte“.
  • AWP is hosting during the winter semester 2019-2020 María Guadalupe Gómez, a visiting student of Industrial Engineering at the Universidad Tecnológica Nacional in Santa Fe, Argentina (UTN – FRSF). Guadalupe is currently performing her final undergraduate thesis for the company Metalurgica Galcom, a steelmaker which manufactures truck turntables and other bearing components. The project deals with the evaluation of a reengineering process in the company in terms of energy costs and product quality.
  • Werkstoffwoche 2019 and the 53. Metallographie-Tagung in Dresden, Germany  
    The AWP was almost completely represented at the Werkstoffwoche 2019 and the parallel 53rd Metallographie-Tagung. We have presented two posters "M. Burmeister, E. Kerscher: Einfluss von überlagertem Ultraschall auf das Verfestigungsverhalten von Metallen im quasistatischen Druckversuch" and "L. Böhme, A. Hebestreit, S. Kieren-Ehses, M. Bohley, B. Kirsch, J.C. Aurich, E. Kerscher: Präparation dünner Stege zur Bestimmung der kristallographischen Orientierung und deren Einfluss bei der Zerspanung von Reintitan auf der Mikroskala". Together with Sonja Kieren-Ehses from the FBK, Luisa Böhme gave a lecture on the topic "Influence of micro-milled structures on the fatigue properties of pure titanium". Jan Patrick Sippel presented his research topic carried out together with the group of Dr.-Ing. K.-H. Lang at the IAM-WK at the KIT: "Steigerung der Ermüdungsfestigkeit bei HCF- und VHCF-Beanspruchung durch eine thermomechanische Behandlung im Temperaturbereich der maximalen dynamischen Reckalterung". Eberhard Kerscher presented the Collaborative Research Center 926 in a lecture entitled: " Bauteiloberflächen – Morphologie auf der Mikroskala".
  • Our former DAAD guest student at AWP, Adriana Eres Castellanos, has won the first prize of the 2019 FEMS Master Thesis Award Competition bestowed by the Federation of European Materials Societies, for her work entitled: “Effect of ausforming on the bainitic transformation in medium carbon steels”. Adriana Eres Castellanos was advised by Lucia Morales-Rivas on the crystallographic approach to the mentioned topic during her stay at TU-Kaiserslautern between February and April 2019, holding a research short-stay DAAD grant.
  • Information about exam Werkstoffkunde I/II f.H.a.F. (15.08.2019) only available on the German webpage!
  • Student research projects (follow this Link for more information)
  • Luisa Böhme achieves 2nd place at the 12th conference "Gefüge und Bruch" (Bochum, Germany, February 14-15, 2019) with her poster "Mechanische Eigenschaften mikrostrukturierter Ti-Miniaturproben unter zyklischer Belastung" within the collaborative research center 926.
  • Publications in September 2018:

    L. Böhme, L. Morales-Rivas, S. Diederichs, E. Kerscher:
    Crystal c-axis mapping of hcp metals by conventional reflected Polarized Light Microscopy: Application to untextured and textured cp-Titanium. 
    In: Materials Characterization 145 (2018) 573-581. https://doi.org/10.1016/j.matchar.2018.09.024

    L. Morales-Rivas, S. Diederichs, L. Böhme, E. Gordo, A. Hebestreit, E. Kerscher:
    Method for the detection of grain boundaries in alpha Ti-based alloysby means of polarized light microscopy and image processing in MATLAB. 
    In:  Practical Metallography, 55 (2018) 10, 678-692.

  • Publications in May 2018:

    Eberhard Kerscher, Tilmann Beck, Volker Schulze, Detlef Löhe:
    Otmar Vöhringer on the occasion of his 80th birthday.
    In: International Journal of Materials Research 109 (2018) 5, 477-478.

    https://doi.org/10.3139/146.610040

  • Publications in March 2018:

    Martin Bohley, Ingo G. Reichenbach, Sonja Kieren-Ehses, Lukas Heberger , Peter A. Arrabiyeh, Rolf Merz, Luisa Böhme, Julian Hering, Benjamin Kirsch, Michael Kopnarski, Eberhard Kerscher, Georg von Freymann, Jan C. Aurich:
    Coating of Ultra-Small Micro End Mills: Analysis of Performance and Suitability of Eight Different Hard-Coatings
    In: Journal of Manufacturing and Materials Processing (2018) 2, 22. 

    https://doi:10.3390/jmmp2020022

Lucía Morales Rivas, post-doctoral researcher at AWP, has been bestowed with the Outstanding Thesis Award in the field of Materials Science and Engineering by the academic community at Universidad Carlos III de Madrid (Spain), a recognition for the high quality of original works of research based on their scientific and technological contributions to the stock of knowledge in their area. More information can be found under the following link. Publications in January 2018:

D. Grell, F. Dabrock, E. Kerscher:
Cyclic cryogenic pre-treatments influencing the mechanical properties of a bulk glassy Zr-based alloy
In: Fatigue & Fracture of Engineering Materials & Structures (2018)
http://dx.doi.org/10.1111/ffe.12777

Contact

Working Group Materials Testing

Visitors: Building 49, Room 316
Lab: Building 44, Room 207
Gottlieb-Daimler-Straße

D-67663 Kaiserslautern
Phone: +49 (0)631 205 3571
E-Mail: mv-awp@lists.rptu.de


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