Dr. Georgios Kelesidis

Dr.  Georgios Kelesidis

Dr. Georgios Kelesidis

Staff of Professorship for Process Engineering

ETH Zürich

Professur für Verfahrenstechnik

ML F 23.2

Sonneggstrasse 3

8092 Zürich

Switzerland

Additional information

Research area

My research focuses on the design of nanoparticle morphology and optical properties using advanced computational algorithms and experimental techniques for a wide range of scientific fields, including:

- Climate change & Air Pollution
- Combustion Engineering
- Sensors (e.g., smoke detectors & biosensors)
- Nanophotonics

Experience

2023-: Assistant Professor, Rutgers School of Public Health, NJ, USA.

2021-: Senior Lecturer & Research Associate (Oberassistent), Particle Technlogy Laboratory, ETH Zürich, Zürich, Switzerland.

2019-2021: Lecturer & Research Associate, Particle Technlogy Laboratory, ETH Zürich, Zürich, Switzerland.

2014-2019: Research & Teaching Assistant, Particle Technlogy Laboratory, ETH Zürich, Zürich, Switzerland.

Education

2015 - 2019:

PhD in Mechanical and Process Engineering, 

Particle Technology Laboratory, ETH Zürich, Switzerland. 

2013 - 2015:

MSc in Process Engineering, ETH Zürich, Zürich, Switzerland.

2008 - 2013:    

Diploma in Chemical Engineering, University of Patras, Patras, Greece.

 

Refereed Publications

21) Kelesidis, G.A., Crepaldi, P., Allemann, M., Duric, A., and Pratsinis, S.E., "The mobility diameter of soot determines its angular light scattering distribution", Combustion and Flame 112476-1-7 (2023).

20) Kelesidis, G.A., Neubauer, D., Fan, L.-S., Lohmann, U., and Pratsinis, S.E., "Enhanced light absorption and radiative forcing by black carbon agglomerates", Environmental Science and Technology 56, 8610–8618 (2022).

       - 11 min talkcall_made @ 39th Annual Conference of the American Association for Aerosol Research (AAAR).

19) Kelesidis, G.A., Rossi, N., and Pratsinis, S.E., "Porosity and crystallinity dynamics of carbon black during internal and surface oxidation", Carbon 197, 334–340 (2022).

       - 3 min talkcall_made @ 6th International Sooting Flame Workshop (Best 3-min presentation award).

18) Trivanovic, U., Kelesidis, G.A., and Pratsinis, S.E., "High-throughput generation of aircraft-like soot", Aerosol Science and Technology 56, 732–743 (2022).

17) Kelesidis, G.A., Gao, D., Starsich, F.H.L., and Pratsinis, S.E., "Light extinction by agglomerates of gold nanoparticles: A plasmon ruler for sub-10 nm interparticle distances", Analytical Chemistry 94, 5310–5316 (2022).

16) Kelesidis, G.A., and Pratsinis, S.E., "Santoro flame: The volume fraction of soot accounting for its morphology & composition", Combustion and Flame 240, 112025 (2022).

       - 12 min talkcall_made @ 39th Annual Conference of the American Association for Aerosol Research (AAAR).

15) Kelesidis, G.A., and Pratsinis, S.E., "A perspective on gas-phase synthesis of nanomaterials: Process design, impact and outlook", Chemical Engineering Journal 421, 129884 (2021).

14) Kelesidis, G.A., and Kholghy, M.R., "A monodisperse population balance model for nanoparticle agglomeration in the transition regime", Materials 14, 3882 (2021).

13) Kelesidis, G.A., and Pratsinis, S.E., "Determination of the volume fraction of soot accounting for its composition and morphology", Proceedings of the Combustion Institute 38, 1189-1196 (2021).

       - 15 min talk @ 2021 International Symposium on Combustion, Adelaide, Australia.

       - 4 min talk @ 2020 European Aerosol Conference, Aachen, Germany.

12) Kelesidis, G.A., Bruun, C.A., and Pratsinis, S.E., "Impact of organic carbon on soot light absorption", Carbon 72, 172-179 (2021).

       - 3 min talk @ 2020 European Aerosol Conference, Aachen, Germany (Best Poster Award).

11) Kholghy, M.R., Kelesidis, G.A., "Surface growth, coagulation and oxidation of soot by a monodisperse population balance model", Combustion and Flame 227, 456-463 (2021).

10) Kelesidis, G.A., and Goudeli, E., "Self-preserving size distribution and collision frequency of flame-made nanoparticles in the transition regime", Proceedings of the Combustion Institute 38, 1233-1240 (2021).

9) Kelesidis, G.A., Kholghy, M.R., Zuercher, J., Robertz, J., Allemann, M., Duric, A., and Pratsinis, S.E., "Light scattering from nanoparticle agglomerates", Powder Technology 365, 52-59 (2020).

8) Kelesidis, G.A., and Pratsinis, S.E., "Estimating the internal and surface oxidation of soot agglomerates", Combustion and Flame 209, 493-499 (2019).

       - 3 min talk @ 2020 European Aerosol Conference, Aachen, Germany.

7) Kelesidis, G.A., and Pratsinis, S.E., "Soot light absorption and refractive index during agglomeration and surface growth", Proceedings of the Combustion Institute 37 , 1177-1184 (2019).

6) Kelesidis, G.A., Furrer, F.M., Wegner, K., and Pratsinis, S.E., "Impact of humidity on silica nanoparticle morphology and size distribution", Langmuir 34, 8532–8541 (2018).

       - 12 min talk @ 2020 European Aerosol Conference, Aachen, Germany.

5) Kholghy, M.R., Kelesidis, G.A., and Pratsinis, S.E., “Reactive polycyclic aromatic hydrocarbon dimerization dominates soot nucleation", Physical Chemistry Chemical Physics 20, 10926-10938 (2018).

4) Kelesidis, G.A., Goudeli, E., and Pratsinis, S.E., “Morphology and mobility diameter of carbonaceous aerosols by agglomeration and surface growth”, Carbon 121, 527-535 (2017).

3) Pratsinis A., Kelesidis G.A., Zuercher S., Krumeich F., Bolisetty S., Mezzenga R., Leroux J.C., Sotiriou G.A., "Enzyme-Mimetic Antioxidant Luminescent Nanoparticles for Highly Sensitive Hydrogen Peroxide Biosensing", ACS Nano 11, 12210-12218 (2017).

2) Kelesidis, G.A., Goudeli, E., and Pratsinis, S.E., “Flame synthesis of functional materials and devices: Surface growth and aggregation”, Proceedings of the Combustion Institute 36, 29-50 (2017).

1) Dimakopoulos, Y., Kelesidis, G., Tsouka, S., Georgiou, G.C., and Tsamopoulos, J., “Hemodynamics in stenotic vessels of small diameter under steady state conditions: Effect of viscoelasticity and migration of red blood cells”, Biorheology 52, 183-210 (2015).

Honours

Year Distinction
2022 Best 3-min Presentation Award, 6th International Sooting Flame Workshop, July 22 - 23, Vancouver, Canada.
2020 Best Poster Award, European Aerosol Conference 2020 (virtual), August 31 - September 4, Aachen, Germany.
2020 Gesellschaft für Aerosolforschung (GAeF) PhD Award, Association for Aerosol Research
2020 Forbes 30 under 30 Europe List: Science and Healthcare
2020 Fellow of the Global Young Scientists Summit, National Research Foundation, Singapore.
2019 ETH Medal for Outstanding Doctoral Thesis (top 8 %).
2019 Best Poster Award, 2019 Material Research Society (MRS) Fall Meeting, "Emerging Material Platforms and Approaches for Plasmonics, Metamaterials and Metasurfaces" Symposium, December 1-6, Boston, USA.
2019 First Carbon Nanomaterials Graduate Student Award, 2019 AIChE Annual Meeting, November 10-15, Orlando, USA.
2019 Particle Technology Forum Travel Grant Award, 2019 AIChE Annual Meeting, November 10-15, Orlando, USA.
2019 First Best Poster Award, 2019 ETH Conference on Combustion Generated Nanoparticles, June 17-20, Zurich, Switzerland.
2017 IBM Research Prize for Computer Modelling and Simulations in Chemistry, Biology and Material Science for the master thesis entitled "Soot Structure and Size Distribution by Agglomeration and Surface Growth".
2017 Third Place Best Poster Award, 2017 AIChE Annual Meeting, October 29-November 3, Minneapolis, USA.
2016 Best Poster Award, European Aerosol Conference 2016, September 4-9, Tours, France.
2016 Third Place Poster Prize, PARTEC 2016, the International Congress of Particle Technology, April 19-21, Nuremberg,Germany.
2013 Limmat Stiftung Award of Academic Excellence, Limmat Stiftung, University of Patras (top 3.5 %).
2010 Undergraduate Student Excellence Award, University of Patras (top 3.5 %).

Additional information

Motivated students are always welcome to do simulations and/or experimental work for their BSc & MSc projects or as research assistants.

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