How to Use tokamak in a Sentence

tokamak

noun
  • The tokamak is lined with strong magnets that hold the plasma in.
    — Angela Dewan, CNN, 8 Feb. 2024
  • But heat must be able to vent out of the tokamak, and that’s where destruction starts.
    — Caroline Delbert, Popular Mechanics, 28 May 2021
  • In every tokamak, there is a null point in the magnetic field.
    — Chris Lee, Ars Technica, 27 Oct. 2020
  • And the scale of the impact depends on the size of the tokamak, for example.
    — Caroline Delbert, Popular Mechanics, 26 Oct. 2020
  • Assembly is set to begin next year in a giant hall erected next to the tokamak site.
    — New York Times, 10 Aug. 2021
  • Where did the compact advanced tokamak design concept come from?
    — Caroline Delbert, Popular Mechanics, 5 Apr. 2021
  • Assembly [of the tokamak] will be quite challenging and hard to stay on schedule.
    — Daniel Clery, Science | AAAS, 19 June 2018
  • In a tokamak, microwaves and particle beams heat the fuel and magnetic fields trap it.
    — Bydaniel Clery, science.org, 13 Dec. 2022
  • The inner vessel wall of the tokamak was upgraded from graphite to beryllium.
    — David Donovan, The Conversation, 4 Apr. 2022
  • But no tokamak has generated more energy from fusion than is used to heat up the plasma.
    — Daniel Clery, Science | AAAS, 2 Dec. 2020
  • So Ding and his team aim to try their approach at other tokamaks, especially the ones with metal walls.
    — Jacek Krywko, Ars Technica, 3 May 2024
  • Acording to the researchers, this is the first time supression has been observed in a spherical tokamak.
    — Chris Young, Interesting Engineering, 20 Oct. 2025
  • One approach is to confine it with magnetic fields into a doughnut shape inside a chamber called a tokamak.
    — Philip Ball, Scientific American, 2 Feb. 2022
  • Spherical tokamaks do this by seeking to hold the plasma in the center of the device, close to the central column.
    — Daniel Clery, Science | AAAS, 19 June 2018
  • In a tokamak, without such a strong gravitational pull, the atoms need to be about 10 times hotter.
    — New York Times, 10 Aug. 2021
  • But magnetic fusion with tokamak reactors isn't the only game in tow​​n.
    — Caroline Delbert, Popular Mechanics, 15 Sep. 2021
  • For a tokamak, that is fine because the field has to terminate somewhere, and the device operates in pulses.
    — Chris Lee, Ars Technica, 23 May 2018
  • In Williams’ engine prototype, this tokamak would be nearly spherical—more like a donut hole.
    — Meghan Herbst, Wired, 17 June 2021
  • Most of the energy will be carried away by neutrons, which will escape the plasma and strike the walls of the tokamak, producing heat.
    — New York Times, 10 Aug. 2021
  • The downside is the stellarator is more complex and expensive than the more standardized tokamak.
    — Jordan Blum, Fortune, 2 Oct. 2025
  • By increasing the magnetic field strength, scientists can use a lot less power in a tokamak reactor.
    — Caroline Delbert, Popular Mechanics, 27 Oct. 2021
  • Small spherical tokamaks are one of the technologies that have brought fusion within the reach of private companies.
    — Philip Ball, Scientific American, 16 May 2023
  • Superconducting magnets are the pulsing heart of a tokamak.
    — Kaif Shaikh, Interesting Engineering, 6 Aug. 2025
  • One issue is that the simulator did not accurately capture all of the variables present in a real tokamak.
    — Jeremy Kahn, Fortune, 16 Feb. 2022
  • The stellarator, however, traps the plasma in a twisting and spiraling shape, rather than the torus (doughnut shape) of a tokamak.
    — Jay Bennett, Popular Mechanics, 26 June 2018
  • But with a tokamak, touching the side triggers an immediate reaction that can take the whole tokamak offline in an instant.
    — Caroline Delbert, Popular Mechanics, 13 Sep. 2022
  • The tokamak, which will produce thermonuclear fusion power, relies on the magnet to propel and shape its plasma stream.
    — Caroline Delbert, Popular Mechanics, 23 June 2021
  • This toroidal rotation—the movement of particles around the tokamak—creates a parallel flow along the magnetic field lines.
    — Aman Tripathi, Interesting Engineering, 3 Apr. 2026
  • They are fitted around the magnetic cage of a tokamak to allow rapid access for maintenance during plant operations.
    — Prabhat Ranjan Mishra, Interesting Engineering, 14 Dec. 2025
  • Like many of the world’s tokamak experiments, EAST has reached fusion before.
    — Caroline Delbert, Popular Mechanics, 4 Dec. 2020

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'tokamak.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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