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IAEA report contribution 2025

Developing a Roadmap for the Commercial Deployment of Nuclear Hydrogen Production

International Atomic Energy Agency

IAEA Nuclear Energy Series No. NR-G-4.1 Alessandro Paravano: contributor to drafting and review · Vienna, 2025 · 180 pp.

Core insight

Commercial nuclear hydrogen deployment requires coordinated progress across policy, nuclear and hydrogen technologies, coupling, safety, regulation, market creation and stakeholder engagement over a staged long-term roadmap.

Content

This IAEA Nuclear Energy Series guide provides a management tool for planning and strategizing nuclear hydrogen projects within wider decarbonization efforts. It covers the hydrogen economy, commercial deployment, production and coupling technologies, safety, regulation, stakeholder engagement and a staged roadmap from early policy and technology planning to a sustained commercial programme. The publication is institutionally authored by the International Atomic Energy Agency; Alessandro Paravano is listed by the IAEA among the contributors to drafting and review.

Method

The guide synthesizes technical, economic, regulatory, safety, market and stakeholder considerations into a coordinated deployment roadmap. IAEA Nuclear Energy Series publications undergo internal peer review and are made available to Member States for comment. The roadmap organizes major activities across eight workstreams and four phases, and identifies milestones from site and technology selection through licensing, construction, commissioning and commercial dispatch to end users.

4
Deployment phases
8
Roadmap workstreams
9
Major milestones
IAEA
Nuclear Energy Series

Key findings

Deployment is a four-phase programme rather than a single technology decision

The roadmap moves from planning of policy and technology, through development of technology and infrastructure, to demonstration of technology and industry uses, and finally to sustaining a long-term nuclear hydrogen programme.

Commercialization depends on markets and users as well as technology

The roadmap treats market creation, funding, revenue streams, long-term contracts, hydrogen off-take arrangements and identification of end users as core deployment activities. Commercial viability is therefore integrated with reactor, hydrogen-production and coupling decisions.

Safety, regulation and stakeholder engagement must evolve alongside infrastructure

Licensing, codes and standards, environmental impact assessment, stakeholder mapping, public consultation and communication are embedded across the roadmap rather than left to the end. This reflects the interdependence of technical deployment, legitimacy and long-term programme sustainability.

Why it matters

The guide translates the broad promise of nuclear hydrogen into a structured deployment pathway. Its value lies in coordinating decisions that are often treated separately, including technology selection, infrastructure coupling, regulation, market design, finance, end-user contracting and stakeholder engagement.

For utilities, policymakers and industrial users, the roadmap provides a common planning structure for moving from strategic interest to demonstrable and commercially sustained production. For Alessandro Paravano’s research profile, the contribution also documents work at the intersection of complex infrastructure, energy transitions, roadmapping and commercial deployment.

Citation

International Atomic Energy Agency. (2025). Developing a Roadmap for the Commercial Deployment of Nuclear Hydrogen Production. IAEA Nuclear Energy Series No. NR-G-4.1. Vienna: IAEA. https://doi.org/10.61092/iaea.qp5y-yn4t

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