Yu-Hsin (Terence) Tsai

Experience

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  University of Oregon

  Sept 2017 - Aug 2018

  Undergraduate Research Assistant

  • Synthesized thin films using physical vapor deposition (PVD) through modulated elemental reactants.• Studied the mechanism of converting VSe2 binary compound thin film to more V-rich phases in the V-Se phase diagram.• Collected and analyzed X-ray diffraction and X­ray Fluorescence data to determine structural properties.

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  Case Western Reserve University

  Oct 2018 - Dec 2024

  Graduate Research Assistant

  • Engineering construction of TiO2 nanomaterials with nitrogen dopant and metal reduction for visible-light driven antimicrobial properties (collaboration with the Department of Civil Engineering, CWRU).• Developing Au Nanorods and Glycol Chitin-Based Hydrogels with antibacterial properties for biomedical application (collaboration with the Department of Orthopaedic Surgery, Cleveland Clinic).• Formulating the barrier protective properties of Carbopol® Polymers over respiratory mucous membranes for nasal spray model (collaboration with Lubrizol).• Exploring the hyperthermia properties of Zinc doped Iron Oxide Nanocubes for Cement applications (collaboration with Department of Civil Engineering, CWRU).• Strong background in advanced materials analysis techniques including surface, compositional/chemical characterizations such as HR-SEM, EDS, TEM, XPS, XRD, TGA, DLS, Zeta Potential, FTIR, and UV-vis.• Trained and mentored graduate, undergraduate, and high school students in research labs.• Lab management: Purchasing chemicals and instruments, maintenance and personnel training of instruments and glove box, handling chemical waste and maintaining environmental health & safety (EHS) regulations.• Graduate Teaching Assistant (TA): Assisted as a lab TA for Principles of Chemistry Laboratory, Chemical Laboratory Methods for Engineers, and Introductory Organic Chemistry Laboratory courses for undergraduate students. Show less

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  Applied Materials

  May 2023 - Aug 2023

  Process Engineer Intern

  • Contributed to the development of a preclean process for wafers, employing XPS and ellipsometry techniques to investigate underlying etching chemistry mechanisms.• Formulated a practical approach for selective metal etching in integration processing, leading the experimental setup through the design of a DOE splits table to ensure precise and effective experimentation.• Proficiently operated ALD/PECVD, PVD, and ALE processing tools showcasing expertise in experimental design and execution using AMAT Endura 2 & Metrology system. Show less

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  ASM

  Jan 2025 - now

  Senior Process Engineer I