Curriculum Vitae

2026–
Postdoctoral ResearcherJEIP, Collège de France, ParisRydberg-assisted quantum engineering of light, Quantum Photonics team (A. Ourjoumtsev)
2022–2025
PhD in PhysicsInstitut Polytechnique de Paris, École polytechniqueStudy of the Quantum Optical Properties of High-Harmonic Generation in Semiconductors. Defended December 2025.
2019–2022
MSc in PhysicsLeibniz University HannoverDesign and Characterization of a Soft X-Ray Diffraction Imaging Setup
2015–2020
BSc in PhysicsLeibniz University HannoverEstablishment of a Light-Sheet Microscope and Novel Algorithms for Image Enhancement
2025–2026
ResearcherLaboratoire d’Optique Appliquée, École polytechniqueStrong-field quantum optics, Quantum group (H. Merdji)
2022–2025
PhD ResearcherLaboratoire d’Optique Appliquée, École polytechniquePhoton statistics of semiconductor high-harmonic generation, and quantum metrology of non-classical light from broadband sources. Co-supervised two M2 research projects.
2022
Student Research AssistantInstitute of Quantum Optics, Leibniz University HannoverUltrafast Laser Laboratory (U. Morgner)
2020–2021
Student Research AssistantFraunhofer ITEM, HannoverBioinformatics group (L. Wiese)
2019–2022
Student Research AssistantInstitute of Quantum Optics, Leibniz University HannoverBiophotonics group (A. Heisterkamp)
2017–2018
Student Research AssistantInstitute of Quantum Optics, Leibniz University HannoverQuantum Sensing group (E. Rasel)
2025
Probing the Non-Classicality of High-Harmonic Generation in SemiconductorsMax Planck Institute for the Science of Light, Erlangen
2024
Non-Classical Signatures in a Bipartite, High-Harmonic Based SystemExtreme Quantum Optics Workshop, ICFO, Barcelona
2024
Optical Quantum Phenomena: Non-Classical Light, Applications and High-Harmonic GenerationInstitute of Quantum Optics, Leibniz University Hannover
2023
Unraveling the Quantum Nature of High-Harmonic GenerationLaboratory of Advanced Quantum Architecture, EPFL, Lausanne
2025
Certifying Non-Classicality of High-Harmonic Generation in Semiconductors3rd GDR TeQ Seminar, MINATEC Innovation Campus, GrenobleTalk
2025
Probing the Non-Classicality of High-Harmonic Generation in SemiconductorsWorkshop on Strong-Field QED, Max Planck Institute for the Physics of Complex Systems, DresdenTalk
2024
Quantum Light from Solid-State High-Harmonic GenerationEuropean Quantum Technologies Conference, LisbonPoster
2024
Modal Analysis of a Multimode Displaced Squeezed State from High-Harmonic Generation2nd GDR TeQ Seminar, Sorbonne University, ParisPoster
2024
Squeezed States of Light Generated by High-Harmonic Generation23rd Ultrafast Phenomena Conference, BarcelonaPost-deadline talk
2024
Experimental Verification of the Non-Classicality of High-Harmonic Generation23rd Ultrafast Phenomena Conference, BarcelonaPoster
2024
Experimental Evidences of Quantum Properties in a High-Harmonic-Based Bipartite SystemSPIE Photonics Europe, StrasbourgTalk
2022
Table-Top Nanoscale Imaging with XUV and Soft X-ray RadiationDPG Spring Meeting, ErlangenTalk
2020
Gold Medal, iGEM ContestInternational Genetically Engineered Machine competitionWith the Hannover team, for a cell-based sensor detecting biofilm-associated inflammation on implants.
2012–2015
Awards at Jugend forschtGerman national science competition for school studentsFirst prize at federal level and prize of the Wilhelm and Else Heraeus Foundation at national level (2014). First prize at regional level and third prize with a special prize of the Deutsches Museum München at federal level (2015).
2024, 2025
Co-organizer, Quantum PhDayENS Paris-Saclay and Institut d’Optique Graduate SchoolDoctoral meeting of the Quantum-Saclay network. The 2025 edition drew 100 participants, including QuTech (TU Delft), in cooperation with the Embassy of the Netherlands.
2024, 2025
Invited participant, Quantum Connections Summer SchoolHosted by Frank Wilczek
2020
Team lead, iGEM Team HannoverLeibniz University HannoverLed an interdisciplinary team of 16 students.
2018–2020
Student representativeCouncil of the QUEST Leibniz Research School

2026

Intermodal entanglement in a quantum optical model of high-harmonic generation due to the backaction on the driving field

Á. Gombkötő, P. Ádám, D. Theidel, T. Kiss

Physical Review Research 8, 033154

X-ray and electron emission from peeling adhesive tape

J. L. Mapa, L. Petersen, D. Theidel, P. Mosel, C. Fischer, B. Mathew, S. Fröhlich, K.-A. Weber, P. Oberta, J.-W. Vahlbruch, H. Merdji, U. Morgner, M. Kovacev

Applied Physics Letters 128, 191101

Sub-Poissonian statistics and quantum non-Gaussianity from high-harmonic generation

D. Theidel, M. Nahra, I. Karuseichyk, H. Griguer, M. Weis, V. Cotte, H. Merdji

Preprint

2025

Observation of a displaced squeezed state in high-harmonic generation

D. Theidel, V. Cotte, P. Heinzel, H. Griguer, M. Weis, R. Sondenheimer, H. Merdji

Physical Review Research 7, 033223

Incoherent diffraction imaging with a pseudo-thermal light source

P. San Miguel Claveria, S. Antunes, P. Biesterfeld, M. Fernandes, M. Garcia, M. Nunes, L. Ansia Fernandez, G. O. Williams, S. Fröhlich, D. Theidel, P. Mosel, I. Fsaifes, A. Trabattoni, M. Piccardo, J.-C. Chanteloup, M. Kovacev, H. Merdji, M. Fajardo

Preprint

2024

Evidence of the quantum optical nature of high-harmonic generation

D. Theidel, V. Cotte, R. Sondenheimer, V. Shiriaeva, M. Froidevaux, V. Severin, A. Merdji-Larue, P. Mosel, S. Fröhlich, K.-A. Weber, U. Morgner, M. Kovacev, J. Biegert, H. Merdji

PRX Quantum 5, 040319

Experimental evidences of quantum properties in a high-harmonic-based bipartite system

D. Theidel, V. Cotte, R. Sondenheimer, V. Shiriaeva, M. Froidevaux, V. Severin, A. Merdji-Larue, P. Mosel, S. Fröhlich, K.-A. Weber, U. Morgner, M. Kovacev, J. Biegert, H. Merdji

Proc. SPIE 12992, Advances in Ultrafast Condensed Phase Physics IV

2021

Automating bronchoconstriction analysis based on U-Net

C. Steinmeyer, S. Dehmel, D. Theidel, A. Braun, L. Wiese

EDBT/ICDT Workshops

2020

Establishment of a guided, in vivo, multi-channel, abdominal, tissue imaging approach

J. Bahlmann, N. Madrahimov, F. Daniel, D. Theidel, D. E. DeTemple, M. Buettner, A. Bleich, A. Haverich, A. Heisterkamp, S. Kalies

Scientific Reports 10, 9224