Humboldt-Universität zu Berlin - Faculty of Mathematics and Natural Sciences - Integrated Quantum Photonics

Integrated Quantum Photonics Group



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Welcome to our group website!


We are currently looking for motivated Bachelor, Master and PhD students as well as Post-Docs. For details and information on how to apply, take a look at Open Positions.


News & Highlights



  • May 8, 2023:  Laura, Julian, and Tim are presenting our work at CLEO in San José, California.
  • April 17, 2023: Congratulations to Maarten and Kilian! Our PhD students Maarten van der Hoeven and Kilian Unterguggenberger were admitted to the Berlin School of Optical Sciences and Technology.
  • April 17, 2023: Welcome Charlotta! Today Charlotta Gurr starts her master's thesis in our group.


  • April 6, 2023 Our research is highlighted in HU, FBH, and IRIS news "Researchers at HU and Ferdinand-Braun-Institut make an important step towards the quantum internet".
  • April 6, 2023: Goodbye Tim! Tim Luca Turan will join TU Delft as a PhD student. We wish you all the best for the future!
  • March 15, 2023: Tim Schröder presents our contribution to the development of quantum networks at the National Conference on IT-Security Research in Berlin.

  • February 16, 2023: Congratulations Franziska! Franziska Marie Herrmann successfully defended her master thesis on "Development of a stable, compact and cost-effective laser light source for resonant control of tin-vacancy color centers" today. She will join Helmholtz-Zentrum Dresden-Rossendorf (HZDR) as a PhD student. We wish you all the best for the future!
  • February 1, 2023: Welcome back Helen! We are extremely glad to have Helen Jurscha back as our administrative assistant. Welcome Fenglei! We are excited to have Fenglei Gu from TU Delft join our group for the next six months to work on quantum repeater modelling.
  • January 16, 2023: Welcome Yannick and congratulations Jonas! Today Yannick Strocka and Jonas Wollenberg start their PhD theses in our group. Jonas recently completed his master thesis with us, and we are excited to have Yannick join us as a new group member!
  • December 15, 2022: Congratulations Tim! Tim Turan successfully defended his masters thesis on "Adiabatic Fiber Tips for Efficient Coupling to Diamond Vacancy Centers" today.
  • November 24, 2022: Congratulations Jonas! Jonas Wollenberg successfully defended his masters thesis today.
  • November 14, 2022: Congratulations Tim! Our group leader Tim Schröder is now a professor at Humboldt-Universität.
  • November 1, 2022: Welcome Sarah, welcome Doguscan! We have two new members joining our group today: Sarah Benbouabdellah is starting her PhD and Dr. Doguscan Ahiboz is starting a Post-Doc.
  • October 17, 2022: Welcome Lea! Today Lea Marlen Rektorschek starts her master's thesis in our group.
  • October 12, 2022: Congratulations Mariano! We are happy to announce that Mariano Isaza Monsalve successfully defended his master's thesis today. Since this also marks the end of your time with us, we say thank you for your contributions and wish you all the best for your future!
  • October 10, 2022: Welcome Anil! Today Anil Palaci starts his master's thesis in our group.
  • September 30, 2022: Congratulations Cem! Cem Güney Torun is now a finalist at 'Emil Wolf Student Paper Competition' that will be ongoing at the Frontiers in Optics + Laser Science Conference. He will have an oral presentation titled Orbital Coherent Population Trapping with a Tin-Vacancy Color Center.
  • September 23, 2022: Members of IQP participated in the Climate Strike in Berlin to demand actions against a climate catastrophe!



  • September 20, 2022: Welcome Mustafa! We are happy to have Mustafa Gökçe join our group as a research intern.
  • August 15, 2022: Welcome Grigory! We are happy to have Grigory Kornilov joining us as a student assistant!
  • August 1, 2022: Welcome Enrico and Congratulations Kilian! Today Enrico Michael starts his Master thesis in our group and Kilian Unterguggenberger his PhD!
  • July 14, 2022: Goodbye Steven! Our student assistant Steven Jeremies leaves our group. We wish you all the best for your future!
  • July 6, 2022: Congratulations! Our group member Dr. Sinan Gündogdu and Dr. Sofia Pazzagli from the GOP lab have won the first prize in the Research to Market Challenge 2022 within the Digital Technologies category for their Photonic 3D Printer pitch.


  • July 2, 2022: Can you guide light with jet of water? How do you build your own spectrometer out of a CD and a piece of cardboard? We really enjoyed answering these and more of your questions during the Long Night of Sciences. Thank you for coming and see you next year!


  • July 1, 2022: Welcome Mohamed! Today, Mohamed Belhassen is starting as a PhD student at IQP.
  • June 27, 2022: Welcome Ozan! Ozan Nacitarhan is joining us for an internship.