Apostolos Giannis
Assistant Professor, Municipal and Hazardous Solid Waste Management  and Treatment

Toxic and Hazardous Waste Management Laboratory
Division I: Environmental & Energy Management, Sustainable Development and Climate Change

Extended CV (pdf)


  • Office Hours: Daily 9:00-17:00


  • 2008: PhD, Department of Environmental Engineering, Technical University of Crete
  • 2003: M.Sc., Department of Environmental Engineering, Technical University of Crete
  • 2001: B.Sc. in Environmental Sciences, Department of Environment, University of the Aegean

Research Interests

  • Waste management (Waste-to-Energy (WtE), Waste-to-Materials (WtM), landfilling)
  • Treatment and management of sewage and industrial sludge
  • Agro-industrial waste management
  • Site remediation (soil, sediment, ground water)
  • Hazardous waste management using thermal processes

Participation in Research Programs and Projects

  • “Gasification-based syngas upgrading and purification system for enhanced power generation (WtE-CRP 1501 105)”, Funding: National Environment Agency (NEA), Singapore, Period: 2016-2019
  • “Pyrolysis of flexible laminate waste for oil and carbon nanotubes production”, Funding: Nestle, Period: 2018-2019
  • “Advanced combustion and corrosion control system for steam boilers in WtE gasification plants (WtE-CRP 1701 105)”, Funding: National Environment Agency (NEA), Singapore, Period: 2018-2021
  • “Feasibility study on slag re-utilisation in Singapore context”, Funding: JFE Engineering Corporation, Period: 2018-2021

Distinctions and Awards

  • Editor, Journal of Environmental Chemical Engineering (Elsevier)
  • Associate Editor, Waste Management (Elsevier)
  • Editorial Board Member: Water Conservation Science and Engineering (Springer), Applied Sciences (mdpi), Waste (mdpi), Detritus (CISA Publisher), Environmental Chemical Engineering (specialty section of Frontiers in Chemical Engineering)
  • First Aid Award (Nanyang Technological University)
  • Top cited paper in Applied Energy
  • ProSPER.Net Leadership Program (Honolulu, Hawaii, USA)
  • Marie-Curie Fellowship (Environmental Technology and Energy Economy, Technical University of Hamburg-Harburg, Germany)

Recent Publications

  • Liu G., Zhao Y., Heberlein S., Veksha A., Giannis A., Chan W.P., Lim T.T., Lisak G. (2022) Hydrogen and power co-production from autothermal biomass sorption enhanced chemical looping gasification: Thermodynamic modeling and comparative study. Energy Conversion and Management, 269, 116087.
  • Liu G., Chang C.C., Zhao Y., Veksha A., Giannis A., Lim T.T., Lisak G. (2022) Effect of alkali earth metal doping on the CuO/Al2O3 oxygen carrier agglomeration resistance during chemical looping combustion. Journal of Cleaner Production, 366, 132970.
  • Kastanaki E., Giannis A. (2022) Energy decarbonisation in the European Union: Assessment of photovoltaic waste recycling potential. Renewable Energy, 192, 1 – 13.
  • Wang H., Peng X., Li H., Giannis A., He C. (2022) Recent biotechnology advances in bio-conversion of lignin to lipids by bacterial cultures. Frontiers in Chemistry, 10, 894593.
  • Fathima A., Tang J.Y.B., Giannis A., Ilankoon I.M.S.K., Chong M.N. (2022) Catalysing electrochemical recovery of copper from e-waste: a critical review. Chemosphere, 298, 134340.
  • Chazirakis P., Giannis A., Gidarakos E. (2022) Modeling the life cycle inventory of a centralized composting facility in Greece. Applied Sciences, 12, 2047.
  • Kastanaki E., Giannis A. (2022) Estimating critical raw materials in obsolete feature and smart phones in Greece: a necessary step towards a circular economy. Journal of Environmental Management, 307, 114566.
  • Huang J., Veksha A., Chan W.P., Giannis A., Lisak G. (2022) Chemical recycling of plastic waste for sustainable material management: A prospective review on catalysts and processes. Renewable and Sustainable Energy Reviews, 154, 111866.
  • Liu G., Wu X., Zhao Y., Veksha A., Giannis A., Lim T.-T., Lisak G. (2022) Thermal behavior of Cu-Mg-Al-Ba/Sr bifunctional composites during chemical looping combustion and HCl adsorption of MSW syngas. Chemical Engineering Journal, 430, 132871.
  • Veksha A., Ahamed A., Wu X.Y., Liang L., Chan W.P., Giannis A., Lisak G. (2022) Technical and environmental assessment of laboratory scale approach for sustainable management of marine plastic litter. Journal of Hazardous Materials, 421, 126717.

Ph.D. Candidates

  • Eleni Kastanaki
  • Ioannis Moukazis
  • Magdalini Charalampaki