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PhD in correlative microscopy of nano-structures based on  AlGaN: applications to photonics and electronics power
CEA-Leti,  Grenoble (France)
Focused in electronic engineering physics of III-N nanostructures for applications of LEDs. 
Qualified on deposition and analysis methods: MBE semiconductor growth, characterization PL-CL, XRD, AFM, APT, FIB. Skilled in NextNano simulation.

Sep 2018
Master in Electronics and Telecommunications
Aristotle university of Thessaloniki,  Thessaloniki (Greece)
Master Thesis: “Simulation of Organic TFT with TCAD tools”
Including lectures on technology of semiconductor devices, integrated circuits design, electronic circuit.
Including laboratory activities on electronic circuits and programming and software applications.

Oct 2016
Diploma in Physics
Aristotle university of Thessaloniki, Thessaloniki (Greece)
BSc Thesis :  “Fabrication of the integrated amplifier 50W with microcontroller and sensors for temperature regulation“
Including lectures on microelectronics, solid-state physics, structure of materials. organic and inorganic chemistry, electromagnetism, optics, non-linear circuits, quantum mechanics. Including laboratory activities on structure of materials, optics and atomic and molecular physics


Mar 2018–Aug 2018
Electronics engineer, M2 Intership
CHARRIER Anne, CINaM, Campus Luminy, AMU, Marseille (France)
 Electrical characterization of organic FET sensors for ion detection in solution. Fabrication of a dielectric layer of lipids on the surface of the transistor channel using the clean room protocols and protocols developed in the laboratory, then used as gate dielectric in the transistor. Determination of the dielectric constant of the lipid. Characterization of the electrical response of the transistor. Performing a detection test using ion solutions.

May 2015–May 2015
Teaching Assistant (Electronics)
Aristotle university of Thessaloniki, Thessaloniki (Greece)
Science Festival
 Performing experiments with the electronic circuits that I have already developed in the lab of the university. Presentation of circuits and technology of our lab at the middle school.

1 Apr 2012–30 Apr 2012
Auxiliary of education as student (Physics)
Nuclear Laboratory, Department of Physics, Aristotle University of Thessaloniki
Ιn the public event “Sundays at Aristotle University”:
▪    Performing physics experiments for middle school students
▪    Explanation and analysis of these experiments

1 Sep 2016–1 Sep 2018
Online teacher of Physics, Chemistry and Biology
▪ Teaching Physics, Chemistry and Biology by Skype.
▪ Preparing students in the last year of school for entrance examinations to the greek universities.
▪ Teaching for students in isolated islands. 

PhD TRAINING lectures

University of Grenoble Alpes lectures:

‘Science Education’ :


▪ Optical spectroscopy of nanostructures GreEN-Er

‘Cross-Disciplinary Training’ :

▪ On economic science

▪ Researcher's activity and practice of the profession

▪ Research ethics-Science and society


▪       Correlative optical and structural study of InGaN-based UV LEDs coupling in-situ µPL with Atom Probe Tomography

I. Dimkou, Enrico Di Russo,  Pradip Dalapati, Jonathan Houard, Nevine Rochat, David Cooper, Edith Bellet-Amarlic, Adeline Grenier, Eva Monroy and Lorenzo Rigutti

ACS Applied Nano Materials (DOI 10.1021/acsanm.0c02106)

▪       Assessment of AlGaN/AlN superlattices on GaN nanowires as active region of electron-pumped ultraviolet sources

I. Dimkou, A. Harikumar, F. Donatini,  J Lähnemann,  M. I. den Hertog, C. Bougerol, E. Bellet-Amalric, ,  N. Mollard , A. Ajay, G. Ledoux, S.T. Purcell, and E. Monroy 

Nanotechology  31, 204001 (2020) 

▪       Design of AlGaN/AlN dot-in-a-wire heterostructures for electron-pumped UV emitters

I. Dimkou, A. Harikumar, A. Ajay, F. Donatini, E. Bellet-Amalric, A. Grenier, M.I. den Hertog, S.T. Purcell, and E. Monroy

Physica Status Solidy A  217, 1900714 (2020) 

▪       Multi-microscopy nanoscale characterization of the doping profile in a hybrid Mg/Ge-doped tunnel junction

E. Di Russo, A. Mavel, V. Fan Arcara, B. Damilano, I. Dimkou, S. Vézian, A. Grenier, M. Veillerot, N. Rochat, G. Feuillet, B. Bonef, L. Rigutti, J.-Y. Duboz, E. Monroy and D. Cooper

Nanotechnology 31, 465706 (2020) 

▪       Internal quantum efficiency of AlGaN/AlN quantum dot superlattices for electron-pumped ultraviolet sources

A. Harikumar, F. Donatini, C. Bougerol, E. Bellet-Amalric, Q-M Thai, C. Dujardin, I. Dimkou, ST Purcell, E. Monroy

Nanotechnology (2020) (DOI 10.1088/1361-6528/aba86c)

Journal articles2 documents

  • Ioanna Dimkou, Enrico Di Russo, Pradip Dalapati, Jonathan Houard, Nevine Rochat, et al.. InGaN Quantum Dots Studied by Correlative Microscopy Techniques for Enhanced Light-Emitting Diodes. ACS Applied Nano Materials, American Chemical Society, 2020, 3 (10), pp.10133-10143. ⟨10.1021/acsanm.0c02106⟩. ⟨hal-02969122⟩
  • Ioanna Dimkou, Anjali Harikumar, Akhil Ajay, Fabrice Donatini, Edith Bellet-Amalric, et al.. Design of AlGaN/AlN Dot‐in‐a‐Wire Heterostructures for Electron‐Pumped UV Emitters. physica status solidi (a), Wiley, 2020, 217 (7), pp.1900714. ⟨10.1002/pssa.201900714⟩. ⟨hal-02413833v2⟩