ScienceSeptember 2, 2026

tokamak

TOH-kuh-mak

Definition

A device shaped like a torus (doughnut) that uses powerful magnetic fields to confine and stabilize hot plasma for nuclear fusion experiments.

Etymology

The word is a transliteration of the Russian acronym 'tokamak,' which is derived from the Russian words for 'toroidal chamber with magnetic coils.'

In the news

In this article, tokamaks are the specific fusion energy devices where the PACMAN AI framework is applied to maintain the stability of plasma, which is critical for generating energy.

PACMAN AI framework for controlling fusion systems safely makes key decisions in milliseconds

Read the full article ↗

Phys.org

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