PROTO is a proposed nuclear

fusion reactor Fusion power is a proposed form of power generation that would generate electricity by using heat from nuclear fusion reactions. In a fusion process, two lighter atomic nuclei combine to form a heavier nucleus, while releasing energy. Devices ...

to be implemented after 2050, a successor to the ITER and

DEMO Demo, usually short for demonstration, may refer to: Music and film *Demo (music), a song typically recorded for reference rather than release * ''Demo'' (Behind Crimson Eyes), a 2004 recording by the band Behind Crimson Eyes * ''Demo'' (Deafhea ...

projects. It is part of the

European Commission The European Commission (EC) is the executive of the European Union (EU). It operates as a cabinet government, with 27 members of the Commission (informally known as "Commissioners") headed by a President. It includes an administrative body ...

long-term strategy for research of fusion energy. PROTO would act as a prototype power station, taking in any technology refinements from earlier projects, and demonstrating electricity generation on a commercial basis. It may or may not be a second part of DEMO/PROTO experiment.Fusion Illusions
''Michael Dittmar'', Nuclear Monitor Issue: #698, Number:5997. 27 November 2009.

References

Tokamaks Proposed fusion reactors ITER {{plasma-stub