This infographic was developed for the EU Science, Research and Innovation TRIMIS report "New and Emerging Transport Technologies and Trends in European Research and Innovation Projects" published in 2020 to provide a snapshot of 20 transport technologies currently being researched at a low development phase in European R&I projects.
The report is available here: https://op.europa.eu/en/publication-detail/-/publication/738cba8e-f7c2-11ea-991b-01aa75ed71a1