The Dutch fusion physicist leading the design of STEP’s European competitor and pioneering fusion technology roadmapping — arguing that the path to fusion power requires engineering focus, not just plasma physics.
ReviewedLast reviewed: 9 Aug 2026·Category: Scientists & Pioneers
Career
Niek J. Lopes Cardozo is a professor of Science and Technology of Nuclear Fusion at Eindhoven University of Technology and former programme director of DIFFER (Dutch Institute for Fundamental Energy Research). He previously worked at FOM Institute for Plasma Physics and contributed to the TEXTOR and ASDEX Upgrade experimental programs.[1]
Fusion Technology Roadmap
Engineering-first philosophy: Lopes Cardozo has argued influentially that the main barriers to fusion power are no longer plasma physics but engineering and technology: materials qualification, tritium breeding, remote maintenance, and component reliability. His roadmap analyses have shaped European fusion strategy.
Education and Training
He has been a leading voice in fusion education, establishing one of the few dedicated university fusion engineering programs in Europe. His group at Eindhoven trains the next generation of fusion engineers in areas spanning plasma physics, materials science, magnet technology, and systems engineering.[2]
Contributions
His research includes transport studies in tokamak plasmas, electron cyclotron heating experiments, and systems analysis of fusion power plants. He has published extensively on the technology readiness of fusion and the gap analysis between ITER and a power plant.[3]
Sources
Lopes Cardozo, N.J. et al. "Fusion: expensive and taking forever?" Journal of Fusion Energy, 35, 94–101, 2016.
Lopes Cardozo, N.J. "Economic aspects of the deployment of fusion energy." Fusion Engineering and Design, 136, 272–278, 2018.
"Niek Lopes Cardozo." Eindhoven University of Technology faculty profile.