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Hire Abootorab C.

Germany

USD 50 /hr

Mechanical engineer - CAD/CAE and materials testing expert

Profile Summary

Experienced mechanical engineer with a strong background in CAD design, FEM simulation, and material testing. Skilled in tools like CATIA, Autodesk Inventor, SolidWorks, and Abaqus, with over 5 years in R&D, project management, and technical documentation. I deliver precise, efficient, and innovative design solutions for engineering challenges.

Subject Matter Expertise

• ★ Computer-Aided Engineering
• ★ Mechanical Design
• ★ 3D Printing/Additive Manufacturing
• ☆ Materials Science & Engineering
• ☆ Metallurgy
• ☆ Powder Metallurgy
• ☆ Powders & Bulk Materials
• ☆ Robotics Engineering
• ☆ Device Fabrication

Services

• Writing
• Research
• Consulting
• Data & AI
• Product Development

Writing Technical Writing

Research Feasibility Study, Scientific and Technical Research

Consulting Scientific and Technical Consulting, Manufacturing Consulting

Data & AI Image Analysis

Product Development Deformulation, Stability/Shelf Life Testing, Product Evaluation, Manufacturing, Quality Assurance & Control (QA/QC), Prototyping, Reverse Engineering, Device Fabrication

Work Experience

Development engineer

Nibotics®

October 2024 - Present

Scientific Assistant

Technische Universität Dortmund

May 2018 - September 2023

Student Assistant

Technische Universität Dortmund

September 2015 - April 2018

Quality control engineer and weld inspector

Baran Mazand Co.

January 2010 - September 2011

Education

Master of Science in Manufacturing Technology (MMT)

Technische Universität Dortmund

October 2013 - February 2018

Bachelor of Science (Mechanical Engineering)

Babol Noshirvani University of Technology

September 2007 - July 2012

Diploma (Mathematics & Physics)

National Organization for Development of Excpional Talents (NODET)

September 2003 - July 2007

Certifications

• Compiled with the reqs. of IWNT Standard for Qualification and certification of Welding Inspectors and with requirement of AWS - QC1 Standard

  Babol Noshirvani University of Technology

  January 2010 - Present

Publications

JOURNAL ARTICLE

Großwendt, Felix, Röttger, Arne, Prof. Dr.-Ing. Frank Walther, Sebastian Weber, Theisen, Werner, Abootorab Baqerzadeh Chehreh, Strauch, Anna Luise, Uhlenwinkel, Volker, Fechte-Heinen, R.(2021). Additive manufacturing of a carbon-martensitic hot-work tool steel using a powder mixture . Materials science & engineering / A. 827.

Alexander Sommereyns, Stan Gann, Jochen Schmidt, Abootorab Baqerzadeh Chehreh, Arne Lüddecke, Frank Walther, Bilal Gökce, Stephan Barcikowski, Michael Schmidt (2021). Quality over Quantity: How Different Dispersion Qualities of Minute Amounts of Nano-Additives Affect Material Properties in Powder Bed Fusion of Polyamide 12 . Materials.

Felix Großwendt, Louis Becker, Arne Röttger, Abootorab Baqerzadeh Chehreh, Anna Luise Strauch, Volker Uhlenwinkel, Jonathan Lentz, Frank Walther, Rainer Fechte-Heinen, Sebastian Weber, et al.(2021). Impact of the Allowed Compositional Range of Additively Manufactured 316L Stainless Steel on Processability and Material Properties . Materials. 14. (15). p. 4074. {MDPI} {AG}

Großwendt, Felix, Louis Becker, Röttger, Arne, Abootorab Baqerzadeh Chehreh, Jonathan Lentz, Prof. Dr.-Ing. Frank Walther, Fechte-Heinen, Rainer, Sebastian Weber, Theisen, Werner, Strauch, Anna Luise, et al.(2021). Impact of the allowed compositional range of additively manufactured 316L stainless steel on processability and material properties . Materials. 14. (15).

Großwendt, Felix, Röttger, Arne, Abootorab Baqerzadeh Chehreh, Prof. Dr.-Ing. Frank Walther, Fechte-Heinen, Rainer, Uhlenwinkel, Volker, Steinbacher, Matthias, Strauch, Anna Luise(2021). Comparison of the processability and influence on the microstructure of different starting powder blends for laser powder bed fusion of a fe3.5si1.5c alloy . Metals. 11. (7).

Anna Luise Strauch, Volker Uhlenwinkel, Matthias Steinbacher, Felix Großwendt, Arne Röttger, Abootorab Baqerzadeh Chehreh, Frank Walther, Rainer Fechte-Heinen(2021). Comparison of the Processability and Influence on the Microstructure of Different Starting Powder Blends for Laser Powder Bed Fusion of a Fe3.5Si1.5C Alloy . Metals. 11. (7). p. 1107. {MDPI} {AG}

Anna Strauch, Volker Uhlenwinkel, Matthias Steinbacher, Felix Großwendt, Arne Röttger, Abootorab Baqerzadeh Chehreh, Prof. Dr.-Ing. Frank Walther, Rainer Fechte-Heinen (2021). Comparison of the Processability and Influence on the Microstructure of Different Starting Powder Blends for Laser Powder Bed Fusion of a Fe_3.5Si_1.5C Alloy . Metals.

Felix Großwendt, Louis Becker, Arne Röttger, Abootorab Baqerzadeh Chehreh, Anna Strauch, Volker Uhlenwinkel, Jonathan Lentz, Prof. Dr.-Ing. Frank Walther, Rainer Fechte-Heinen, Sebastian Weber, et al. (2021). Impact of the Allowed Compositional Range of Additively Manufactured 316L Stainless Steel on Processability and Material Properties . Materials.

Abootorab Baqerzadeh Chehreh and Anna Strauch and Felix Gro{\ss}wendt and Arne Röttger and Rainer Fechte-Heinen and Werner Theisen and Frank Walther(2021). Influence of Different Alloying Strategies on the Mechanical Behavior of Tool Steel Produced by Laser-Powder Bed Fusion . Materials. 14. (12). p. 3344. {MDPI} {AG}

Abootorab Baqerzadeh Chehreh, Anna Strauch, Felix Großwendt, Arne Röttger, Rainer Fechte-Heinen, Werner Theisen, Frank Walther (2021). Influence of Different Alloying Strategies on the Mechanical Behavior of Tool Steel Produced by Laser-Powder Bed Fusion . Materials.

Abootorab Baqerzadeh Chehreh, Anna Strauch, Felix Großwendt, Arne Röttger, Rainer Fechte-Heinen, Werner Theisen, Prof. Dr.-Ing. Frank Walther (2021). Influence of Different Alloying Strategies on the Mechanical Behavior of Tool Steel Produced by Laser-Powder Bed Fusion . Materials.

Abootorab Baqerzadeh Chehreh, Prof. Dr.-Ing. Frank Walther, Sommereyns, Alexander, Gann, Stan, Schmidt, Jochen, Lüddecke, Arne, Gökce, Bilal, Barcikowski, Stephan, Schmidt, Michael(2021). Quality over quantity . Materials. 14. (18).

Abootorab Baqerzadeh Chehreh, Großwendt, Felix, Röttger, Arne, Theisen, Werner, Prof. Dr.-Ing. Frank Walther, Strauch, Anna, Fechte-Heinen, Rainer(2021). Influence of different alloying strategies on the mechanical behavior of tool steel produced by laser-powder bed fusion . Materials. 14. (12).

Abootorab Baqerzadeh Chehreh, Michael Grätzel, Jean Pierre Bergmann, Frank Walther (2020). Fatigue Behavior of Conventional and Stationary Shoulder Friction Stir Welded EN AW-5754 Aluminum Alloy Using Load Increase Method . Metals.

Abootorab Baqerzadeh Chehreh, Michael Grätzel, Jean Pierre Bergmann, Prof. Dr.-Ing. Frank Walther (2020). Fatigue Behavior of Conventional and Stationary Shoulder Friction Stir Welded EN AW-5754 Aluminum Alloy Using Load Increase Method . Metals.

Abootorab Baqerzadeh Chehreh, Michael Grätzel, Jean Pierre Bergmann, Frank Walther(2020). Effect of Corrosion and Surface Finishing on Fatigue Behavior of Friction Stir Welded EN AW-5754 Aluminum Alloy Using Various Tool Configurations . Materials. 13. (14). p. 3121. {MDPI} {AG}

Abootorab Baqerzadeh Chehreh, Michael Grätzel, Jean Pierre Bergmann, Prof. Dr.-Ing. Frank Walther (2020). Effect of Corrosion and Surface Finishing on Fatigue Behavior of Friction Stir Welded EN AW-5754 Aluminum Alloy Using Various Tool Configurations . Materials.

Prof. Dr.-Ing. Frank Walther, Abootorab Baqerzadeh Chehreh, Grätzel, Michael, Bergmann, Jean Pierre(2020). Effect of corrosion and surface finishing on fatigue behavior of friction stir welded EN AW-5754 aluminum alloy using various tool configurations . Materials. 13. (14).

(2020). Einfluss des Verhältnisses aus Drehrichtung und Geschwindigkeit am FSW-Werkzeug auf die Ermüdungsfestigkeit von Al-Legierungen. Schweißen und Schneiden.

Abootorab Baqerzadeh Chehreh, Prof. Dr.-Ing. Frank Walther, Grätzel, Michael, Bergmann, Jean Pierre(2020). Fatigue behavior of conventional and stationary shoulder friction stir welded EN AW-5754 aluminum alloy using load increase method . Metals. 10. (11).

A. Taruttis and C. Hardes and A. Röttger and V. Uhlenwinkel and A.B. Chehreh and W. Theisen and F. Walther and H.W. Zoch(2020). Laser additive manufacturing of hot work tool steel by means of a starting powder containing partly spherical pure elements and ferroalloys . Procedia CIRP. 94. p. 46--51. Elsevier {BV}

Tillmann, W. and Hagen, L. and Luo, W. and Chehreh, A. B.(2018). Microstructural Characteristics and Residual Stresses in Arc-Sprayed Cermet Coatings Using Different Carbide Grain Size Fractions . Journal of Thermal Spray Technology.

Abootorab Baqerzadeh Chehreh, Ghorbanpour Arani, A., Yousefi, M., Amir, S., Dashti, P.(2015). Dynamic response of viscoelastic CNT conveying pulsating fluid considering surface stress and magnetic field . The Arabian journal for science and engineering. 40. (6). p. 1707 - 1726.

Ghorbanpour Arani, A., Yousefi, M., Amir, S., Dashti, P., Chehreh, A.B.(2015). Dynamic Response of Viscoelastic CNT Conveying Pulsating Fluid Considering Surface Stress and Magnetic Field . Arabian Journal for Science and Engineering. 40. (6). p. 1707-1726.

CONFERENCE PAPER

Hardes, Corinna, Röttger, Arne, Abootorab Baqerzadeh Chehreh, Theisen, Werner, Prof. Dr.-Ing. Frank Walther, Taruttis, A., Uhlenwinkel, Volker, Zoch, Hans Werner(2020). Laser additive manufacturing of hot work tool steel by means of a starting powder containing partly spherical pure elements and ferroalloys . 11th CIRP Conference on Photonic Technologies [LANE 2020]. p. 46 - 51.