K-DEMO
K-DEMO is a tokamak fusion project run by Korea Institute of Fusion Energy in South Korea. It is planned. Like every fusion device built so far, it has produced no net electricity.
What it has actually demonstrated
No hardware. Design phase.
Intended as the first plant to contribute fusion power to a grid, with an operational phase projected between 2037 and 2050.
Project
| Organisation | Korea Institute of Fusion Energy |
|---|---|
| Approach | tokamak |
| Confinement | magnetic |
| Country | South Korea |
| Status | Planned |
| First plasma | not yet |
Targets
| Target date | 2037 |
|---|---|
| Power target | none stated |
| Energy gain target | none stated |
| Net electricity | No. no fusion device has produced any |
Other tokamak projects
Fusion needs tritium, and the world's civilian stock comes mostly from CANDU fission reactors. See the fusion overview.
Sources
- World Nuclear Association, Nuclear Fusion Power · retrieved 2026-09-07