Master Thesis: SoX estimation of Lithium Ion Cells based on electrochemical impedance spectroscopy (f/m/div)

Are you interested in the semiconductor industry and would like to learn more from our experienced division? Semiconductors are a key element in the automotive industry. Infineon Automotive (ATV) is responsible for shaping the future of mobility. We make cars cleaner, safer and smarter. You are currently studying Electronics, Mathematics, Physics or a related subject? We are looking for support in form of a master thesis. Join our team in Graz and boost your career.

In your new role you will:

• Focus on methods to accurately estimate SoX of Lithium Ion Cells based on electrochemical impedance spectroscopy (EIS)
• Conduct a literature review on methods for SoX estimation using EIS
• Familiarize with the basics of LIB monitoring (U/I/T) in automotive applications
• Analyze measurement data in MATLAB or Python
• Identify characteristic frequencies
• Experimentally validate results
• Compare and discuss the applied method with other approaches from the scientific literature
• Document results by writing and submitting a master’s thesis

This thesis has to be written in cooperation with an university.

Further Information
Type of employment: Temporary / Part-time or Full-time (flexible working hours from Monday to Friday between 6 a.m. and 7 p.m.)
Duration: max. 6 to 12 months

You successfully meet the requirements, if you are a motivated and committed student from the field of Electronics, Mathematics, Physics or similar. You are best equipped for this task if you additionally offer:

• Strong interest and motivation in cutting-edge research on lithium-ion cells for battery electric vehicles
• First experience with electrochemical impedance spectroscopy (EIS) in the context of lithium-ion cells
• Analytical and problem-solving skills
• Know-how in PCB Circuit design, is preferable
• Proven experience in MATLAB and/or Python, is advantageous
• Fluency in written and spoken English, German is a plus

This position is subject to the collective agreement for workers and employees in the electrical and electronics industry (full-time), employment group D for master students (https://www.feei.at/wp-content/uploads/2023/05/minimum-salaries-white-collar-workers-2024.pdf.

Please attach the following documents (German or English) to your application:

• Motivation letter
• CV
• Certificate of matriculation at a university
• Latest Transcript of records (not older than 6 months)
• Highest completed educational certificate (Matura certificate for Bachelor students, Bachelor certificate for Master students)
• Reference letter (optional)

Contact:
Nico Steinhauser

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