PhD Thesis: Cleaning and Surface Conditioning of GaN Surfaces for Optimized Device Performance (f/m/div)*

At a glance

Do you want to be a key player in the research of process technology for power devices which have the potential to revolutionize efficient use of electrical energy and which will enable Infineon to stay in the pole position in this rapidly growing market? Do you want to contribute to a sustainable future by generating leading edge know-how and bring Infineon’s wide bandgap strategy to success? And do you want to perform your PhD work in an expanding world-class development team with global footprint? Then we would like to encourage you to apply for this challenging PhD position which will allow you to bring in your technical excellence and to rapidly further grow your expertise in novel semiconductor technology development and associated manufacturing.

Quick info

Location Villach
Entry level Ph.D. Thesis
Job ID 38083
Start immediately
Type Full time
Contract Temporary

Job description

The aims of this PhD thesis are:
  • Elaborate an analysis concept for surface investigations regarding stoichiometry, oxidation state, roughness, surface termination, and contamination levels of GaN surfaces
  • Investigate the fundamental mechanisms of particle removal and surface conditioning in wet chemical cleaning processes on GaN materials considering the different GaN surfaces
  • Identify similarities and differences to Si and SiC cleaning and surface conditioning mechanisms
  • Establish understanding on surface state prior to MOCVD growth
  • Explore and understand the impact of wet chemical cleaning processes on electrical device parameters
  • Finally the PhD shall propose, based on generated understanding, optimized cleaning and surface conditioning processes
Start: 01.08.2019 (or later)
Full-time employment: 38.5 hrs/week
Duration: 3 years


You are best equipped for this task if you have:
  • A master degree in chemistry, technical chemistry, physics, materials science, semiconductor process technology or equivalent with excellent grades
  • A dynamic personality with strong interest in applying scientific methodology to enable pioneering progress in industrial development and manufacturing processes
  • A team player mindset with the capability to work interdependently in a high-tech environment together with world-class experts
  • Systematic working style and desire to generate unprecedented know-how at highest technical level
  • Excellent command of English is mandatory, German will be an advantage
Please attach the following documents to your application:
  • Your CV
  • Motivation letter
  • Copy of your master degree certificate if already available
  • Otherwise: copy of your latest study transcript
This position is subject to the collective agreement for workers and employees in the electrical and electronics industry. The salary for this position is EUR 2.760,00 gross p.m. (full-time basis).

About Us

Part of your life. Part of tomorrow.

We make life easier, safer and greener – with technology that achieves more, consumes less and is accessible to everyone. Microelectronics from Infineon is the key to a better future. Efficient use of energy, environmentally-friendly mobility and security in a connected world – we solve some of the most critical challenges that our society faces while taking a conscientious approach to the use of natural resources.

Infineon Power Management and Multimarket (PMM) semiconductors play a vital role in enabling intelligent power management, smart sensitivity as well as fast and reliable data processing in an increasingly digitalized world. Our leading-edge power devices make chargers, adapters, power tools and lighting systems smarter, smaller, lighter and more energy-efficient. Our trusted sensors increase the context sensitivity of “things” and systems such as HMI, and our RF chips power fast and reliable data communication.

Power Management & Multimarket (PMM) drives leading-edge power management, sensing and data transfer capabilities

The City of Villach is located in the center of Carinthia, Austria’s southernmost province, in close proximity to the Italian and Slovenian border. Due to its particular geographic location and the outstanding natural beauty of the region, Villach and the whole province of Carinthia have for generations been popular holiday destinations for people from all over the world. Living in Austria also has many social, health-care-related and economic perks. The country’s social and health care system is among the best in the world and for decades numerous international surveys have singled out Austria as a particularly safe and wealthy country with a high quality of life. Villach benefits from its status as a “small town”, offering everyday living at affordable prices in an outstanding setting.

Find out what you like most about Villach and join us:

*The term gender in the sense of the General Equal Treatment Act (GETA) or other national legislation refers to the biological assignment to a gender group. At Infineon we are proud to embrace (gender) diversity, including female, male and diverse.

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