About
Apostolos Apostolakis is an Electrical and Computer Engineer and PhD candidate at the microSENSES Laboratory, Department of Electrical and Electronics Engineering, University of West Attica, under the supervision of Prof. Grigoris Kaltsas (Head of the Laboratory). He holds an integrated M.Eng. Diploma in Electrical and Computer Engineering from the Technical University of Crete, where he conducted research within the Microelectronics Group under the supervision of Prof. Matthias Bucher. His diploma thesis focused on the Inversion Coefficient (Ic)-based methodology for low-power, low-voltage MOSFET design. His research focuses on flexible and printed electronic systems, with emphasis on the design, fabrication, and electrical characterization of printed devices on flexible substrates. His work includes the investigation of functional materials for flexible electronics manufacturing, the development of printed sensors, and the realization of fully printed electronic components including heterojunctions, memristors, capacitors, field-effect transistors (FETs) etc. aimed at the implementation of printed logic circuits.
Research Engineer & PhD Candidate.
- Birthday: 18 November 1994
- Website: www.users.uniwa.gr/apapostolakis
- Phone: +30 6976876272/ +30 6948704648
- City: Athens, Greece
- Age: 32
- Degree: PhD Candidate, MEng
- Email 1: apapostolakis@uniwa.gr
- Email 2: apapostolakis94@gmail.gr
Resume
Basic informations about Education and Professional Experience
Education
PhD Candidate
2020 - Present
Department of Electrical and Electronics Engineering, School of Engineering, University of West Attica, Athens, Greece
Doctoral Thesis: “Flexible-printed electronic systems using Inkjet technology – Application to sensors and fundamental logic devices” Supervisor: Prof. Grigoris Kaltsas (Head of the laboratory)
Integrated Bachelor and Master Diploma in Electrical and Computer Engineering
2012 - 2020
School of Electrical and Computer Engineering, Technical University of Crete, Chania, Greece (5-years, 300 ECTS)
GPA: 7.15/10 (Very Good) over 51 courses
Diploma Thesis: “Design of Low Power Operational Transconductance Amplifiers (OTAS) in Two Generations of Bulk CMOS [Link] Supervisor: Associate Prof. Matthias Bucher
GPA: 10/10 (Excellent)
High School Diploma
2010 - 2012
Private High School Othisi, Stamata, Greece
GPA: 19.1/20 (Excellent)
Professional Experience
Research Engineer
2020 - Present
microSENSES laboratory, University of West Attica, Athens, Greece [microsenses.eee.uniwa.gr]
Lecturer at Master (Computer Networks and IoT Systems Level 7)
2025
Conservatoire National des Arts et Métiers (CNAM)/ René Descartes College, Paris, France/ Athens, Greece [cnam.gr]
- Course: Internet of Things (IoT) (Level 7)
Research Engineer
2024 - 2025
Center of Medical and Bio-allied Health Sciences, Departments of Biomedical Engineering/ Electrical and Computer Engineering Ajman University, Ajman, United Arab Emirates [aua.gr]
Development of a configurable and recyclable paper-based electronic platform incorporating two categories of devices (sensors and fundamental electronic components) resulting in a prototype sustainable electronics toolbox intended for next-generation engineering applications. (Project: “T-graph: Towards graphene-based printed devices on paper”)
Research Engineer
2021 - 2023
Department of Biotechnology, Agricultural University of Athens, Athens, Greece [aua.gr]
Development of a custom integrated control system based on portable electrochemical biosensors for a variety of applications. (Project: “SmartBIC: Smart Agriculture and Circular Bioeconomy”) [smartbic.org]
Teaching Assistant
2021 - 2023
Department of Electrical and Electronics Engineering, School of Engineering, University of West Attica, Athens, Greece (Academic Scholar – Remunerative scholarship) [eee.uniwa.gr]
- Courses: Computer Systems Architecture (Assembly 8086 with emu8086)
Lecturer at Bachelor (Computer Science Level 4 & 5) and Master (Computer Science Level 7)
2021 - 2022
Wrexham Glyndwr University/ IST College, South Wales, United Kingdom/ Athens, Greece [ist.edu.gr]
- Courses (BSc (Hons) Computer Science): Managing Data (Level 4), Discrete Computational Methods (Level 4), User Experience Design (UXD) (Level 5), Databases and Web-based Information Systems (Level 5)
- Courses (MSc Computing): Database Systems and Data Analytics (Level 7)
Electrical and Computer Engineering, Instructor
2020 - 2023
Public Institute of Vocational Training, Athens, Greece
- Courses: Programming Language II (C), Programming Language ΙΙΙ (Object-Oriented Programming C++), Databases II, Internet Applications Development Tools, Structure and function of computing units, Analogue Electronics, Electrotechnology and applications
Academic, Administrative & IT Support
2020
Korelko Group of Companies, Athens, Greece [korelko.gr]
- Courses: Databases, Internet Applications Development Tools, Networks Systems,Analogue and Digital Electronics (Supervisor of Domain Informatics and New Technologies)
Research Engineer (Thesis)
2018 - 2019
Microelectronics group, Technical University of Crete, Chania, Greece [ece.tuc.gr]
Oracle Data Integrator (ODI) Developer
2016
IBM Hellas (Summer Internship), Athens, Greece [ibm.com]
- There was a BI-Data Warehouse project for a telecommunication company. The main tasks I was assigned to do, were: Development of mappings, load plans and load scenarios as well as to debug various defects in the source code.
Technical Skills
Software & Technical Skills
Languages
Language Skills
Level %
Greek - Native Language
Level %
English - Certificate of Proficiency in English
Level %
French - Diplôme d' Études en Langue Française B2
Publications
Selected publications to International Journals, Conference Proceedings & International Conferences with Reviewers.
Usefull Profiles
- All
- Journals
- Conference Proceedings
- Conferences
Scientific Journals:
[J1*] Souvatzis, N.; Barmpakos, D.; Apostolos Apostolakis; Kaltsas, G. Advances in Physically Unclonable Functions: The Emerging Role of Printing Technologies. (Under revision)
[J2*] Barmpakos, D.; Apostolos Apostolakis; Belessi, V.; Georgakilas, V.; Philipakopoulou, T.; Kaltsas, G. Eco-Friendly Ink Formulation with Carbon Black and Functionalized Reduced Graphene Oxide for Low-Cost Printed Electronics with Dual Sensing and Heating Functions. (Under revision)
[J3] Apostolos Apostolakis; Barmpakos, D.; Kaltsas, G. A Fully Printed Heterojunction Based on PEDOT:PSS and ZnO with Memristive Behavior. IEEE Journal on Flexible Electronics 2025, 1–1. https://doi.org/10.1109/JFLEX.2025.3648966
[J4] Stramarkou, M.; Barmpakos, D.; Apostolos Apostolakis; Kaltsas, G.; Tsamis, C.; Krokida, M. Study of the Release Activation of Antioxidant Compounds, Encapsulated in Zein Films for Smart Packaging Applications. Polymer 2025, 338, 129061. https://doi.org/10.1016/j.polymer.2025.129061
[J5] Barmpakos, D.; Apostolos Apostolakis; Jaber, F.; Aidinis, K.; Kaltsas, G. Recent Advances in Paper-Based Electronics: Emphasis on Field-Effect Transistors and Sensors. Biosensors 2025, 15, 324. https://doi.org/10.3390/bios15050324
[J6] Apostolos Apostolakis; Barmpakos, D.; Mavrikou, S.; Papaionannou, G.M.; Tsekouras, V.; Hatziagapiou, K.; Koniari, E.; Tritzali, M.; Michos, A.; Chrousos, G.P.; et al. System for Classifying Antibody Concentration against Severe Acute Respiratory Syndrome Coronavirus 2 S1 Spike Antigen with Automatic Quick Response Generation for Integration with Health Passports. Explor Digit Health Technol. 2024, 2, 20–29. https://doi.org/10.37349/edht.2024.00008
[J7] Barmpakos, D.; Apostolos Apostolakis; Pilatis, A.; Pagonis, D.-N.; Kaltsas, G. A Fully Printed Sensor with Optical Readout for Real-Time Flow Monitoring. Flex. Print. Electron. 2023, 8, 045011. https://doi.org/10.1088/2058-8585/ad16ed
[J8] Apostolos Apostolakis; Barmpakos, D.; Pilatis, A.; Belessi, V.; Pagonis, D.-N.; Jaber, F.; Aidinis, K.; Kaltsas, G. Study of Single and Multipass f–rGO Inkjet-Printed Structures with Various Concentrations: Electrical and Thermal Evaluation. Sensors 2023, 23, 2058. https://doi.org/10.3390/s23042058
[J9] Apostolos Apostolakis; Barmpakos, D.; Pilatis, A.; Patsis, G.; Pagonis, D.-N.; Belessi, V.; Kaltsas, G. Resistivity Study of Inkjet-Printed Structures and Electrical Interfacing on Flexible Substrates. Micro and Nano Engineering 2022, 15, 100129. https://doi.org/10.1016/j.mne.2022.100129
Conference Proceedings with Reviewers:
[CP1] Apostolos Apostolakis, Barmpakos, D.; Jaber, F.; Aidinis, K.; Kaltsas, G. Inkjet-Printed PEDOT:PSS Devices on Tattoo Paper for Transferable Epidermal Temperature Sensing and Heating Applications.Engineering Proceedings 2025, 118, 75. https://doi.org/10.3390/ECSA-12-26561
[CP2] Apostolos Apostolakis, Barmpakos, D.; Jaber, F.; Aidinis, K.; Pagonis, D.-N.; Kaltsas, G. Inkjet-Printed PEDOT:PSS/ZnO Diodes on a Flexible Polyimide Substrate.EUROSENSORS Proceedings 2025, 315–316. https://doi.org/10.5162/EUROSENSORS2025/MP56
[CP3] Barmpakos, D.; Apostolos Apostolakis; Belessi, V.; Kaltsas, G. Experimental Assessment of Printed Temperature Sensors and Microheaters on Flexible Substrates. In Proceedings of the IEEE International Flexible Electronics Technology Conference (IFETC), 2024, pp. 1–3. https://doi.org/10.1109/IFETC61155.2024.1077188
International Conferences with Reviewers:
[C1] Apostolos Apostolakis; Barmpakos, D.; Jaber, F.; Aidinis, K.; Kaltsas, G. Inkjet-Printed PEDOT:PSS Devices on Tattoo Paper for Transferable Epidermal Temperature Sensing and Heating Applications. The 12th International Electronic Conference on Sensors and Applications (ECSA-12), 12-14 Nov. 2025, Online. (Best Contribution Award)
[C2] Barmpakos, D.; Apostolos Apostolakis; Belessi, V.; Georgakilas, V.; Kaltsas, G. Development of Paper-Based Thermal Devices Using Graphene and Carbon Black Composite Inks for Flexible Printed Electronics. The 12th International Electronic Conference on Sensors and Applications (ECSA-12), 12-14 Nov. 2025, Online.
[C3] Apostolos Apostolakis; Barmpakos, D.; Kaltsas, G. Additive Manufacturing of Flexible Memristors Using PEDOT:PSS/ZnO Heterojunctions. Micro Nano & Chips Tech 12th International Conference, 06-09 Nov. 2025, Chania, Greece.
[C4] Souvatzi, E.B.; Apostolos Apostolakis; Kaltsas, G. Design and Evaluation of a Smart Thermotherapy Dressing for Wound Disinfection and Healing. Micro Nano & Chips Tech 12th International Conference, 06-09 Nov. 2025, Chania, Greece.
[C5] Barmpakos, D.; Apostolos Apostolakis; Prokou, C.; Kaltsas, G. A Tattoo Paper Transfer Technique for Flexible Electronics Integration: Application to Printed PEDOT:PSS onto Kapton Substrate. Micro Nano & Chips Tech 12th International Conference, 06-09 Nov. 2025, Chania, Greece.
[C6] Barmpakos, D.; Apostolos Apostolakis; Prokou, C.; Kaltsas, G. A Tattoo Paper Transfer Technique for Flexible Electronics Integration: Application to Printed PEDOT:PSS onto Kapton Substrate. 20th International Conference on Design, Test & Technology of Integrated Systems (DTTIS), 15-17 Oct. 2025, Athens, Greece.
[C7] Apostolos Apostolakis; Barmpakos, D.; Jaber, F.; Aidinis, K; Pagonis, D.-N.; Kaltsas, G. Inkjet-Printed PEDOT:PSS/ZnO Diodes on a Flexible Polyimide Substrate. The 37th European Conference on Solid-State Transducers (EUROSENSORS), 07-10 Sept. 2025, Wroclaw, Poland.
[C8] Barmpakos, D.; Apostolos Apostolakis; Constantoudis, V.; Zois, E.; Kaltsas, G. Unique Identification of Printed Structures Through Edge Roughness Detection. Micro Nano 11th International Conference, 11-13 Oct. 2024, Lemnos, Greece.
[C9] Apostolos Apostolakis; Barmpakos, D.; Kaltsas, G. Fully Inkjet-Printed PEDOT:PSS/ZnO Heterojunctions on a Flexible Polyimide Substrate. Micro Nano 11th International Conference, 11-13 Oct. 2024, Lemnos, Greece.
[C10] Barmpakos, D.; Apostolos Apostolakis; Belessi, V.; Kaltsas, G. Experimental Assessment of Printed Temperature Sensors and Microheaters on Flexible Substrates. 6th IEEE International Flexible Electronics Technology Conference (IFETC), 15-18 Sept. 2024, Bologna, Italy.
[C11] Skendaj, F.; Mesiri, M.A.; De la Cruz, Karnavas, G.E.; Pilatis, A.; Barmpakos, D.; Apostolos Apostolakis; Pagonis, D.-N.; Kaltsas, G. Optical Temperature Detection, Utilizing Screen-Printed Thermochromic Inks. Micro Nano 10th International Conference, 2-5 Nov. 2023, Athens, Greece.
[C12] Barmpakos, D.; Apostolos Apostolakis; Zois, E.; Kaltsas, G. Physically Unclonable Functions for unique identification of screen-printed structures, utilizing the Sparse Representation Technique. Micro Nano 10th International Conference, 2-5 Nov. 2023, Athens, Greece. (Best Oral Award)
[C13] Apostolos Apostolakis; Barmpakos, D.; Theohari, S.; Iakovidis, I.; Mahović, Poljaček, S.; Kaltsas, G. Printability Study of Ink-Coatings Containing TiO2 or SiO2 Nanoparticles on Anodized Aluminium. Micro Nano 10th International Conference, 2-5 Nov. 2023, Athens, Greece.
[C14] Pilatis, A.; Skendaj, F.; Mesiri, M.A.; De la Cruz, Karnavas, G.E.; Barmpakos, D.; Apostolos Apostolakis; Pagonis, D.-N.; Kaltsas, G. Optical temperature sensing utilizing thermochromic inks – A fully printed approach. 16th International Symposium on Flexible Organic Electronics (ISFOE23), 3-6 Jul. 2023, Thessaloniki, Greece.
[C15] Barmpakos, D.; Apostolos Apostolakis; Pilatis, A.; Pagonis, D.-N.; Kaltsas, G. A Printed Optical Flow Sensor, Utilizing Thermochromic Ink. 16th International Symposium on Flexible Organic Electronics (ISFOE23), 3-6 Jul. 2023, Thessaloniki, Greece.
[C16] Apostolos Apostolakis; Barmpakos, D.; Pilatis, A.; Pagonis, D.-N.; Kaltsas, G. Flexible microheaters utilizing a combination of screen printing and inkjet printing technologies. Micro Nano 9th International Conference, 4-5 Nov. 2022, Xanthi, Greece.
[C17] Apostolos Apostolakis; Pilatis, A.; Barmpakos, D.; Belessi, V.; Pagonis, D.-N.; Kaltsas, G. Effect of f-rGO ink concentration on single and multiple pass inkjet–printed structures – Resistance and temperature dependence study. 48th Micro & Nano Engineering (MNE - EUROSENSORS), 19-23 Sep. 2022, Leuven, Belgium.
[C18] Barmpakos, D.; Apostolos Apostolakis; Pilatis, A.; Patsis, G.; Kaltsas, G. Electrical interfacing between inkjet-printed structures and patterned copper tracks on flexible substrate. 47th Micro & Nano Engineering (MNE), 20-23 Sep. 2021, Turin, Italy.
Contact
Don't hesitate to contact me!
Location:
University of West Attica - Campus 2, Athens, Greece, 12244
Call:
+30 6976876272/ +30 6948704648