GLOBUS-M2

The main purpose of the Globus-M2 programme is to establish the scientific and technological basis for compact fusion reactor systems, compact fusion neutron sources and fusion-fission hybrid systems.

Operator: Ioffe Institute
Type: Fusion device
Approach: Spherical tokamak
Country: RU
Status: Operating

Results

1.4 × 10¹⁸ m⁻³·keV·s Fusion triple product (nTτ_E) claimed

measured 2019 · shot 37873 · high confidence

Continuing progress toward fusion energy breakeven and gain as measured against the Lawson criteria independent

1.2 keV Ion temperature claimed

measured 2019 · shot 37873 · peak · high confidence

Continuing progress toward fusion energy breakeven and gain as measured against the Lawson criteria independent

0.01 s Energy confinement time (τ_E) claimed

measured 2019 · shot 37873 · high confidence

Continuing progress toward fusion energy breakeven and gain as measured against the Lawson criteria independent

Design values

What the machine was built to do, as published. Not results, and never ranked.

Design values for GLOBUS-M2
Parameter	Value	Unit	Status	Source
Major radius medium confidence	0.36 m	m	claimed	World Survey of Fusion Devices 2022 independent
Minor radius medium confidence	0.24 m	m	claimed	World Survey of Fusion Devices 2022 independent
Plasma current medium confidence	0.5 MA	MA	claimed	World Survey of Fusion Devices 2022 independent
On-axis magnetic field medium confidence	1 T	T	claimed	World Survey of Fusion Devices 2022 independent