DIII-D
The main purpose of DIII-D is to develop the plasma solutions and scientific basis to project them for future fusion reactors.
- Operator
- General Atomics
- Type
- Fusion device
- Approach
- Tokamak
- Fuel
- D-D
- Country
- US
- Status
- Operating
- Ownership
- public
Results
3.7 × 10²⁰ m⁻³·keV·s Fusion triple product (nTτE) claimed
measured 1997 · shot 87977 · medium confidence
18.1 keV Ion temperature claimed
measured 1997 · shot 87977 · peak · medium confidence
8.5 × 10¹⁹ m⁻³ Plasma density claimed
measured 1997 · shot 87977 · medium confidence
0.24 s Energy confinement time (τE) claimed
measured 1997 · shot 87977 · medium confidence
Design values
What the machine was built to do, as published. Not results, and never ranked.
| Parameter | Value | Unit | Status | Source |
|---|---|---|---|---|
| Major radius medium confidence | 1.7 m | m | claimed | World Survey of Fusion Devices 2022 independent |
| Minor radius medium confidence | 0.6 m | m | claimed | World Survey of Fusion Devices 2022 independent |
| Plasma current medium confidence | 2 MA | MA | claimed | World Survey of Fusion Devices 2022 independent |
| On-axis magnetic field medium confidence | 2.17 T | T | claimed | World Survey of Fusion Devices 2022 independent |
| Plasma duration (nominal) medium confidence | 10 s | s | claimed | World Survey of Fusion Devices 2022 independent |