Alumni in academia

Prof Koenraad Audenaert
  • Postdoc (2001–2002 & 2004–2007)
  • Full Professor (Royal Holloway, University of London)
Dr Ralf Aurich
  • Now Retired
Prof Qiong Chen
  • Postdoc (2013–2018)
  • Now Associate Professor
now at:
Hunan Normal University
Dr Fabien Clivaz
  • Postdoc (2021–2023)
  • Now Senior Lecturer & Researcher
Dr Benjamin Desef
  • PhD (2020–2024)
  • Now Research Scientist
now at:
Deutsches Zentrum für Luft- und Raumfahrt
Dr Massimiliano F Sacchi
  • Postdoc (2000)
  • Now Permanent Research Associate
Prof Zhenyu Wang
  • Postdoc (2013–2019)
  • Now Assistant Professor
now at:
South China Normal University
Prof Bobo Wei
  • Postdoc (2015–2016)
  • Now Assistant Professor
now at:
The Chinese University of Hong Kong, Shenzhen

Alumni in industry

Dr Mortaza Aghtar
  • Postdoc (2015–2017)
  • Now R&D Engineer
now at:
SimpaTec
Dr Andreas Albrecht
  • PhD (2013–2015)
  • Now Development Engineer
now at:
Diehl Group
Dr Javier Almeida
  • Postdoc (2011–2013)
  • Now Team Leader (Metrology Image Quality)
now at:
ASML
Dr Tillmann Baumgratz
  • PhD (2010–2014)
  • Now Senior Engineering Manager
now at:
Bosch
Dr Francesco Cosco
  • Postdoc (2019–2021)
  • Now Research Scientist
now at:
VTT
Dr Marcus Cramer
  • Postdoc (2009–2015)
  • Now Co-Founder & Managing Partner
now at:
Liminalytics
Dr Ish Dhand
  • Postdoc (2016–2019 & 2021–2022)
  • Now Co-Founder & CEO
now at:
QC Design
Dr Pelayo Fernández-Acebal
  • PhD (2014–2019)
  • Now System Engineer
Dr Jan F Haase
  • PhD (2015–2019) & Postdoc (2021–2023)
  • Now Associate
Dr Milan Holzäpfel
  • PhD (2013–2018)
Dr Nathan Killoran
  • Postdoc (2012–2016)
  • Now CTO of Software
now at:
Xanadu
Dr Shreya P Kumar
  • PhD (2016–2020)
  • Now CTO and Co-Founder
now at:
QC Design
Dr Andreas Lemmer
  • PhD (2013–2018)
  • Now Researcher
now at:
Hensoldt
Dr Shai Machnes
  • Postdoc (2011–2014)
  • Now Co-Founder and CEO
now at:
Qruise
Dr Fabio Mascherpa
  • PhD (2016–2019)
  • Now Innovation Analyst
now at:
Eni
Dr Ramil Nigmatullin
  • PhD (2010–2014)
  • Now Research Scientist
now at:
Quantinuum
Dr Gor Nikoghosyan
  • Postdoc (2010–2013)
  • Now Subject Matter Expert
now at:
KPIT
Dr Alexander Nüßeler
  • PhD (2018–2024)
  • Now Researcher
now at:
Hensoldt
Dr Stephen Parker
  • PhD (1999–2002)
  • Now Senior Solutions Architect
now at:
Simplify
Dr Michael A Perlin
  • Visiting Student (2015–2016)
  • Now Vice President of Quantum Error Correction
Dr Kenny Pregnell
  • Postdoc (2006–2007)
  • Now Chief Risk Officer
Dr Robert Rosenbach
  • PhD (2013–2016)
  • Now Senior Data Scientist
Joachim Rosskopf
  • PhD (2013–?)
  • Now Partner
now at:
Zoi
Dr Ilai Schwartz
  • PhD (2015–2023)
  • Now CTO and Co-Founder
now at:
NVision
Dr Marcos Tacca
  • Postdoc (2022–2023)
  • Now Development Engineer
now at:
Bosch
Dr Benedikt Tratzmiller
  • PhD (2020–2023)
  • Now Research Scientist
now at:
Carl Zeiss
Dr Clemens Vittmann
  • PhD (2020–2023)
  • Now Consultant
now at:
d-fine
Dr Harald Wunderlich
  • PhD (2009–2011)
  • Now Partner
now at:
d-fine

Past visitors

Nir Yuran
  • Hebrew University of Jerusalem
  • Visitor from Jan. 2025 to Apr. 2025
Dr Chusei Kiumi
  • QIQB, University of Osaka
  • Visitor from Jan. 2025 to Mar. 2025
Federico Tom Pérez
Marcel Morillas Rozas
Alberto López García

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Ulm University
Institute of Theoretical Physics
Albert-Einstein-Allee 11
D - 89081 Ulm
Germany

Tel: +49 731 50 22911
Fax: +49 731 50 22924

Office: Building M26, room 4117

Click here if you are interested in joining the group.

Most Recent Papers

Heisenberg picture tensor network formalism for optical circuits, Phys. Rev. Research 8, 023098 (2026), arXiv:2502.01737

Angular Momentum Entanglement Mediated By General Relativistic Frame Dragging, Quantum 10, 2402 (2026), arXiv:2409.01364

Hierarchical maximum likelihood estimation for time-resolved NMR data, J. Magn. Reson. 385, 108044 (2026), arXiv:2508.14902

Toward quantum error correction with two-body gates for quantum registers based on nitrogen-vacancy centers in diamond, Phys. Rev. B 113, 054446 (2026), arXiv:2411.18450

Decay of uniformly rotating particles, Phys. Rev. D 113, 045027 (2026), arXiv:2510.18670