Christakis Ioannis

christakis

Office: Α002, Building Α, Ancient Olive Grove Campus

Work Office: +30 210 5381595

Lab: Electronic Devices and Materials - EDML

Lab phone: +30 210 5385372

E-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

Webpage: http://edml.uniwa.gr/en/christakis/

Scopus: https://www.scopus.com/authid/detail.uri?authorId=12243519200

Google Scholar: https://scholar.google.gr/citations?user=puMZuzwAAAAJ&hl=el

ORCID : https://orcid.org/0000-0001-7703-5728

Office hours: Monday (10.00-14.00), Tuesday (13.00-16.00), Wednesday (10.00-14.00) and Thursday (10.00-13.00)

Discipline: Technologies of electronic systems interconnection

Studies

2024: PhD, Department of Electrical & Electronics Engineering, Faculty of Engineering, University of West Attica, Greece.

2019: MSc degree in Education: Pedagogy through Innovative Approaches and Technology

2009: Master en Informatique, specialisation ISIC “Informatique et Sciences de l’Information et de la Communication”, Universite de Limoges.

2008: La Maitrise, Mention Sciences et Technologies de l’Information et de la Communication, specialite Informatique, Universite de Limoges.

2000: BSc degree in Electronic Engineer from the Technological and Educational Institution of Athens

Research Interests

Electronic circuits
Electrical and electronic measurements technologies
Systems and measurements devices
Integrated measurement systems

Representative Publications

- I. Christakis, O. Tsakiridis, E. Sarri, D. Triantis, I. Stavrakas, Nonlinear Regression Approach as a Correction Factor of Measurements of Low-Cost Electrochemical Air Quality Sensors. Applied Sciences. 2024; 14(8):3282. https://doi.org/10.3390/app14083282

- I. Christakis, E. Sarri, O. Tsakiridis, I. Stavrakas, Investigation of LASSO Regression Method as a Correction Measurements’ Factor for Low-Cost Air Quality Sensors. Signals 2024, 5, 60-86.https://doi.org/10.3390/signals5010004

- I. Christakis, O. Tsakiridis, D. Kandris, I. Stavrakas, A Kalman Filter Scheme for the Optimization of Low-Cost Gas Sensor Measurements, , Electronics 2024,13 (1), 25.https://doi.org/10.3390/electronics13010025

- S. Mitropoulos, D. Rimpas, P. Chalkiadakis, V. Orfanos, I. Christakis, Integrated open-source heart rate and SpO2 monitoring system, in Proceedings of the MOL2NET'23, Conference on Molecular, Biomed., Comput. & Network Science and Engineering, 9th ed., 25–31 December 2023, MDPI: Basel, Switzerland

- S. Mitropoulos, V.A. Orfanos, D. Rimpas, I. Christakis,. LoRa Radius Coverage Map on Urban and Rural Areas: Case Study of Athens’ Northern Suburbs and Tinos Island, Greece. Eng. Proc. 2023, 58, 19. https://doi.org/10.3390/ecsa-10-16122

- I. Christakis, V.A. Orfanos, P. Chalkiadakis, D. Rimpas, Low-Cost Environmental Monitoring Station to Acquire Health Quality Factors. Eng. Proc. 2023, 58, 11. https://doi.org/10.3390/ecsa-10-16096

- D. Rimpas, V.A. Orfanos, P. Chalkiadakis, I. Christakis, Design and Development of a Low-Cost and Compact Real-Time Monitoring Tool for Battery Life Calculation. Eng. Proc. 2023, 58, 17. https://doi.org/10.3390/ecsa-10-16146

- I. Christakis, E. Sarri, O. Tsakiridis, I. Stavrakas, Identification of the Safe Variation Limits for the Optimization of the Measurements in Low-Cost Electrochemical Air Quality Sensors, Electrochem 2023,5 (1), 1-28.https://doi.org/10.3390/electrochem5010001

- I. Christakis, O. Tsakiridis, E. D. Pasiou, I. Stavrakas, Low-cost gas sensor measurements optimization using Kalman filter approach, 39th Danubia-Adria Symposium on Advances in Experimental Mechanics, 26-29 Sept, 2023, Siofok, Hungary. ISBN: 978-963-421-927-9.

- I. Christakis, O. Tsakiridis, D. Kandris, I. Stavrakas, Air Pollution Monitoring via Wireless Sensor Networks: The Investigation and Correction of the Aging Behavior of Electrochemical Gaseous Pollutant Sensors, Electronics 2023,12 (8), 1842.https://doi.org/10.3390/electronics12081842

- I. Christakis, K. Moutzouris, O. Tsakiridis, I. Stavrakas, Barometric Pressure as a correction factor for low-cost particulate matter sensors, 2022, IOP Conference Series: Earth and Environmental Science 1123 (1), 012068.

- I. Christakis, G. Hloupis, O. Tsakiridis, I. Stavrakas, Integrated open source air quality monitoring platform, IEEE, 2022, 11th International Conference on Modern Circuits and Systems Technologies (MOCAST).

-I. Christakis, P Syropoulou, N Papadakis, I Stavrakas, On the correction of low-cost NO2, O3 and PM sensors, Proceedings of the Eighth International Conference on Environmental Management, Engineering, Planning & Economics, pp 301-310, Thessaloniki Greece 2021.

- I. Christakis, G. Hloupis, O. Tsakiridis, P. Syropoulou, N. Papadakis, Ilias Stavrakas, Performance comparison of low-cost gas and particles sensors Proceedings of the Eighth International Conference on Environmental Management, Engineering, Planning & Economics, pp 332-341, Thessaloniki Greece 2021.

- Papadakis, N.; Koukoulas, N.; Christakis, I.; Stavrakas, I.; Kandris, D. An IoT-Based Participatory Antitheft System for Public Safety Enhancement in Smart Cities. Smart Cities 2021; 4(2): 919-937. https://doi.org/10.3390/smartcities4020047

-T. Migos, I. Christakis, K. Moutzouris, I. Stavrakas, On the evaluation of low-cost PM sensors for air quality estimation, , 8th International Conference on Modern Circuits and Systems Technologies (MOCAST), 978-1-7281-1184-1/19/$31.00 ©2019 IEEE.

-A.Kyriazopoulos, I. Christakis, I.Stavrakas. Tsallis entropy modeling of Pressure Stimulated Currents when cement-based materials are subjected to abrupt repetitive bending loadings, Procedia Structural Integrity Volume 10, 2018, Pages 97-103.

-I. Lampros, I. Christakis, D. Triantis and I. Stavrakas, DETERMINING THE IMITATIONS OF 2.3 GHz GPR SCANNING IN DETECTING OBJECTS OF SMALL GEOMETRICAL DIMENSIONS, 1st International Conference of the GREEK SOCIETY OF EXPERIMENTAL MECHANICS OF MATERIALS Athens, Greece, May 10-12, 2018, pp. 79-80.

-J.Christakis, A. Logothetis, A. Proimadis, Th. P. Chinis 5^th International Conference on Information Communication Technologies in HealthMedical “Problem detection using digital signal processing” , Jul 2007, Samos, Greece.

-M. Papalabrou, I. K. Almaliotis, I. Diakakis, A. Proimadis, I. Christakis, IWSSIP 2005 12thInternational Workshop on Systems, Signal & Image Processing “Using Public Key Infrastructure (PKI) Secure University Campus Networks”, Sep 2005, Chalkida, Greece.

-“Secure University Campus Networks using Public Key Infrastructure (PKI)”M. K. Papalabrou, I. K. Almaliotis, I. Diakakis, A. K. Proimadis, I. Christakis–(IEEE) SSIP-SP1, 2005 pp.227 –231

-“Noise Canceling in Audio Signal with Adaptive Filter”John Christakis, Logothesis Antonis, Mpalolakis Antonis, Boulgaris Konstantinos, Chinis Theodore P.,Gogornas Ioannis,WSEAS TRANSACTIONS on ACOUSTICS and MUSIC Issue 4, Volume 1,October 2004 ISSN 1109-9577page183

-“Access Authentication with Smart Card over the Internet: A Case Study in E-commerce” Antonis Proimadis, John Christakis, Antonis Logothetis, Athanasios Vappas, Michael Papalabrou WSEAS TRANSACTIONS on INFORMATION SCIENCE and APPLICATIONS Issue 5, Volume 1, November 2004 ISSN 1790-0832 page 1400

Undergraduate Courses

Analogue Electronics I (Lab)
Analogue Electronics II (Lab)