• Ερευνητής στην Ενεργειακή Οικονομία ηλιακών φωτοβολταϊκών, συστημάτων αποθήκευσης ενέργειας μπαταριών και υβριδικών ενεργειακών συστημάτων, Πανεπιστήμιο Κρήτης, Ελλάδα, 2025
• Ερευνητήςστο the Life cycle GHG emissions of transit projects: Capital GHG project, Καναδάς, 2018-2020
• Ερευνητής για να εξετάσει την ανάκτηση υποδομών μετά από απροσδόκητα γεγονότα όπως πλημμύρες και σεισμούς και να μοντελοποιήσει μονοπάτια ανάκαμψης, Πανεπιστήμιο του Ιλλινόις, ΗΠΑ, 2018-2019
• Ερευνητήςστο The Assam Project: Growing capacity in rural construction and development, Ινδία, 2018
• Ερευνητήςστο the UKCRIC (UK Collaboratorium for Research on Infrastructure and Cities) project, ΗνωμένοΒασίλειο, 2015-2018
• Ερευνητήςστο the iBUILD (Infrastructure BUsiness models, valuation and Innovation for Local Delivery) project, ΗνωμένοΒασίλειο, 2015-2018
• Ερευνητήςστο the Liveable Cities (Transforming the Engineering of Cities to Deliver Societal and Planetary Wellbeing) project, ΗνωμένοΒασίλειο, 2015-2018
• Ερευνητήςστο the Smart Routing project, ΗνωμένοΒασίλειο, 2016
• Ερευνητήςστο the ACTUS (ACcessibility network for TUrkish Greek Societies) project, Ελλάδα, 2009-2010
• Ερευνητήςστο the MEDRA (Mersin and Drama municipalities’ cooperation on accessible tourism) project, Ελλάδα, 2009-2010
• Ερευνητήςστο the FLIPPER (Flexible Transport Services and ICT platform for Eco-Mobility in urban and rural European areas) project, Ελλάδα, 2009-2010

Kalyviotis N. (2025) Comparative review of corrosion assessment methods in exposed galvanised steel structures, Proceedings of the Institution of Civil Engineers journal Forensic Engineering. https://doi.org/10.1680/jfoen.25.00028

Kalyviotis N. (2025) Earthworks quantification with building information modelling for linear infrastructure, Proceedings of the Institution of Civil Engineers journal Engineering Sustainability. https://doi.org/10.1680/jensu.24.00187

Kalyviotis N., Rogers C.D.F. & Hewings G.J.D. (2025) The environmental value of transport infrastructure in the UK: an EXIOBASE analysis, Proceedings of the Institution of Civil Engineers journal Engineering Sustainability. https://doi.org/10.1680/jensu.24.00023

Kalyviotis N., Rogers C.D.F. & Hewings G.J.D. (2025) The economic value of transport infrastructure in the UK: an input-output analysis, Proceedings of the Institution of Civil Engineers journal Engineering Sustainability. https://doi.org/10.1680/jensu.24.00015

Kalyviotis N. (2025) Life-cycle assessment tools for road design: analysing linearity assumptions, Proceedings of the Institution of Civil Engineers journal Engineering Sustainability. https://doi.org/10.1680/jensu.24.00038

Olubanjo O., Kalyviotis N. & Saxe S. (2019) Embodied emissions in rail infrastructure: a critical literature review, Environmental Research Letters, 14 (12) 123002: 1-21. https://doi.org/10.1088/1748-9326/ab442f

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2019) Defining the Social Value of Transport Infrastructure, Proceedings of the Institution of Civil Engineers journal Infrastructure Asset Management, 2018, 7 (2): 111-119. https://doi.org/10.1680/jinam.18.00005

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2018) Infrastructure Management: Devise of a Business Model for Transport Infrastructure Interdependencies Management, RELAND: International Journal of Real Estate & Land Planning, 1: 237-265. https://doi.org/10.26262/reland.v1i0.6479

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2018) The Environmental Value of Sustainable Transport Infrastructure, RELAND: International Journal of Real Estate & Land Planning, 2018, 1: 42-57. https://doi.org/10.26262/reland.v1i0.6457

Kalyviotis N., Cartone A., Carrascal-Incera A. & Stamatopoulos G. (2025) Assessing Economic Constraints and Cost-Benefit Analysis Framework of Solar Parks and Energy Storage Infrastructures, 2025, 64th European Regional Science Association Congress “Regional Science in Turbulent Times. In search of a resilient, sustainable and inclusive future”, 26-29 August, Athens, Greece.

Kalyviotis N. & Langarita R. (2025) Contract management of public-private partnership building projects in countries experiencing economic crises: The case of the University of Crete, 2025, 64th European Regional Science Association Congress “Regional Science in Turbulent Times. In search of a resilient, sustainable and inclusive future”, 26-29 August, Athens, Greece.

Kalyviotis N., Kalogerakis G.C. & Kolliopoulos G. (2025) Life Cycle Assessment Methods in Economic Sectors focusing on Waste Sector, 9th European Bioremediation Conference, 15-19 June, Chania, Greece.

Olubanjo O., Kalyviotis N. & Saxe S. (2019) Embodied Emissions in Rail Infrastructure: A literature Review, Transportation Research Board 98th Annual Meeting, 13 – 17 January, Washington, D.C, United States.

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2017) Transport infrastructure interdependencies with energy, water, waste and communication infrastructure in the United Kingdom, 64th Annual North American Meetings of the Regional Science Association International, 8 – 11 November, Vancouver, Canada.

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2017) Next Generation Infrastructure Interdependencies: An economic deterministic model of transport interdependencies in the United Kingdom, International Symposium for Next Generation Infrastructure, 11–13 September, London, United Kingdom.

Kalyviotis N., Rogers C.D.F., Tight M.R., Hewings G.J.D. & Doloi H. (2017) The individual as the key-stakeholder of Next Generation Infrastructure: Defining the social value of transport infrastructure in the United Kingdom, International Symposium for Next Generation Infrastructure, 11–13 September, London, United Kingdom.

Kalyviotis N. (2015) Project Control Body of Strategic Knowledge for Complex Construction Projects, 8th International Conference on Construction in the 21st Century “Changing the Field: Recent Developments for the Future of Engineering and Construction”, 27 – 30 May, Thessaloniki, Greece.

Kalyviotis N., Kitsios D. & Naniopoulos A. (2010) Construction Contracts, Project Delivery Methods and Roles of the Project Stakeholders. The case of Khalifa Port project in Abu Dhabi., 2010, 5th Scientific Conference on Project Management: Advancing Project Management for the 21st Century “Concepts, Tools & Techniques for Managing Successful Projects”, 29 – 31 May, Heraklion, Greece.