City:  Freiburg
Date:  May 23, 2025

Master thesis: Diamond doping with sharp concentration gradients for quantum technologies

The Fraunhofer-Gesellschaft (www.fraunhofer.com) currently operates 76 institutes and research units throughout Germany and is a leading applied research organization. Around 32 000 employees work with an annual research budget of 3.4 billion euros. 

The Fraunhofer Institute for Applied Solid State Physics IAF is one of the world's leading research institutes in the fields of III/V semiconductors and diamond. Together with our partners from industry and science, we research and develop electronic and optoelectronic components and systems. The focus is on research and development for applications in the fields of security, health, energy and communication.

Diamond is not only known as a gemstone, but also for its extraordinary physical properties. These properties are used at the IAF to develop new types of quantum devices, for example quantum-sensors or quantum-computers. The prerequisite for this is a layer sequence of nitrogen-doped and intrinsic diamond layers with thicknesses in the nm range in order to introduce color centers into the crystal. As part of a master's thesis, a novel processing method for the production of extremely thin, so-called delta-doped diamond layers is therefore to be investigated. These delta-doped layers can be used in components for quantum technological applications. The colour centers produced by delta doping will then be examined and characterized in detail. 

 

What you will do

  • Production of thin diamond layers in a reactor optimized for this purpose
  • Determination of the dopant concentration and characterization of the quantum properties of the color centers 
  • Optimization of the process and investigation of the dependency regarding the growth position
  • Possibly: Investigation of applicability to other dopants 

 

What you bring to the table

  • Master's degree in physics, materials science or a comparable subject area
  • Knowledge of materials science, crystallography, chemistry or solid-state physics
  • Good language skills in German and English
  • Enjoyment of experimental work
  • Ability to work in a team, openness and motivation for independent, goal-oriented work

 

What you can expect

  • You will have access to state-of-the-art technology and cutting-edge laboratory equipment.
  • We foster an open and team-oriented corporate culture that gives you the opportunity to contribute your own ideas.
  • You will work on diverse and exciting tasks in the environment of an internationally renowned research institution.
  • We offer you personal support on an equal footing and assistance from experienced scientists and experts throughout your work.
  • You will work in an interdisciplinary team on current projects with clear objectives.
  • Flexible working hours that fit your studies allow you to manage your time freely and independently.
  • There is a Frelo station (bike rental system) and a parking garage with e-charging stations right next to the institute.

The monthly working hours are 40 hours.

We value and promote the diversity of our employees' skills and therefore welcome all applications - regardless of age, gender, nationality, ethnic and social origin, religion, ideology, disability, sexual orientation and identity. Severely disabled persons are given preference in the event of equal suitability. Remuneration according to the general works agreement for employing assistant staff.

With its focus on developing key technologies that are vital for the future and enabling the commercial utilization of this work by business and industry, Fraunhofer plays a central role in the innovation process. As a pioneer and catalyst for groundbreaking developments and scientific excellence, Fraunhofer helps shape society now and in the future. 

Interested? Apply online now. We look forward to getting to know you!

 

If you have any questions regarding this job posting, please contact:

Philip Schätzle

philip.schätzle@iaf.fraunhofer.de

 

Fraunhofer IAF

HR Department

Tullastraße 72

79108 Freiburg

Fraunhofer Institute for Applied Solid State Physics IAF 

www.iaf.fraunhofer.de 

 

Requisition Number: 79799                Application Deadline:

 


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