Yazdan Zeinali

Experience

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  Andisheh Bartar Miran

  Mar 2020 - Mar 2021

  Polymer and Coatings Laboratory Technician (Intern)

  Polymer Testing: Performed tensile, 3-point bending, Izod and Charpy impact, Vicat softening point, and DSC thermal tests on ISO and ASTM standard samples prepared via injection molding.Geomembrane Production: Assisted in the production of multi-layer PE geomembrane sheets for environmental projects like dam and lake linings.Extrusion Process: Operated film-blown extrusion machinery, managing process settings and quality control.Coating and Paints Evaluation: Conducted color stability testing on various coatings under UV and normal light to assess and adjust the three primary colors for long-term color retention.Injection Molding Process: Learned detailed aspects of injection molding, including the design and function of standard cavities and hot runners, enhancing the quality and precision of molded samples. Adjusted and prepared samples, sometimes requiring notching or precise center positioning for testing.Documentation: Prepared comprehensive data sheets for polymers, emphasizing critical performance metrics and production standards. Show less

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  Polymer Plast Zeinali | پلیمر پلاست زینلی

  Apr 2021 - Jan 2023

  Process Engineer

  Process Engineer specialized in optimizing plastic manufacturing processes and developing new products for automotive and electrical applications. Skilled in implementing sustainable practices, including plastic recycling.Key Contributions:Proficient in twin-screw extrusion and injection molding techniques, focusing on enhancing product quality and manufacturing efficiency.Led mechanical and thermal testing of polymers, ensuring compliance and advancing product quality.Innovated in the production of automotive components like bumpers and wheel covers, and safer electrical parts using flame retardant materials.Spearheaded R&D projects for bio-grade materials, wood-plastic composites, and recycling initiatives, improving process efficiency and sustainability.Achieved significant improvements in material durability and manufacturing waste reduction. Show less

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  California State University, Northridge

  Feb 2023 - now

  Materials and Corrosion Laboratory

  Corrosion Testing: Perform detailed corrosion assessments including cyclic polarization, electrochemical impedance spectroscopy (EIS), and potentiostatic tests using Gamry frameworks. Examine the effectiveness of various corrosion inhibitors and monitor corrosion behavior under different environmental conditions on aluminum and steel samples.Thermal Processing and Failure Analysis: Utilize heat treatment techniques to enhance material properties. Conduct failure analysis using UV weathering and salt spray tests to determine the longevity and failure modes of materials.Metallography and Material Characterization: Operate SEM/EDS and optical microscopes to analyze microstructures and measure critical properties such as fracture toughness and design stress of standard samples.Educational Support and Reporting: Mentor and train graduate students in test design and laboratory procedures. Compile detailed academic and laboratory reports, supporting research documentation and dissemination.Mechanical Testing: Conduct tensile, impact, hardness, and fatigue tests on standard samples to assess material properties, ensuring quality control and aiding in material selection. Show less