![J.Hillairet on Twitter: "First, some elements of context. In a tokamak, 2 magnetic fields are necessary to confine the plasma: the toroidal field, generated by the toroidal coils, and the poloidal field, J.Hillairet on Twitter: "First, some elements of context. In a tokamak, 2 magnetic fields are necessary to confine the plasma: the toroidal field, generated by the toroidal coils, and the poloidal field,](https://pbs.twimg.com/media/FIPmkkmXIAQiDL-.jpg)
J.Hillairet on Twitter: "First, some elements of context. In a tokamak, 2 magnetic fields are necessary to confine the plasma: the toroidal field, generated by the toroidal coils, and the poloidal field,
![Filamentary plasma eruptions and their control on the route to fusion energy | Nature Reviews Physics Filamentary plasma eruptions and their control on the route to fusion energy | Nature Reviews Physics](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs42254-019-0144-1/MediaObjects/42254_2019_144_Fig1_HTML.png)
Filamentary plasma eruptions and their control on the route to fusion energy | Nature Reviews Physics
![Field-reversed configuration Magnetic field Toroidal and poloidal Plasma Spheromak, experiments, angle, text, logo png | PNGWing Field-reversed configuration Magnetic field Toroidal and poloidal Plasma Spheromak, experiments, angle, text, logo png | PNGWing](https://w7.pngwing.com/pngs/540/319/png-transparent-field-reversed-configuration-magnetic-field-toroidal-and-poloidal-plasma-spheromak-experiments-angle-text-logo-thumbnail.png)
Field-reversed configuration Magnetic field Toroidal and poloidal Plasma Spheromak, experiments, angle, text, logo png | PNGWing
![Mean ( a , b ) poloidal magnetic fields and ( c , d ) toroidal magnetic... | Download Scientific Diagram Mean ( a , b ) poloidal magnetic fields and ( c , d ) toroidal magnetic... | Download Scientific Diagram](https://www.researchgate.net/profile/Mark-Miesch/publication/23419782/figure/fig3/AS:310171864715267@1450962143508/Mean-a-b-poloidal-magnetic-fields-and-c-d-toroidal-magnetic-fields-in-a-c.png)
Mean ( a , b ) poloidal magnetic fields and ( c , d ) toroidal magnetic... | Download Scientific Diagram
![Strong toroidal magnetic fields required by quiescent X-ray emission of magnetars | Nature Astronomy Strong toroidal magnetic fields required by quiescent X-ray emission of magnetars | Nature Astronomy](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41550-020-01220-z/MediaObjects/41550_2020_1220_Fig1_HTML.png)
Strong toroidal magnetic fields required by quiescent X-ray emission of magnetars | Nature Astronomy
![PDF] Oscillations and instabilities in neutron stars with poloidal magnetic fields | Semantic Scholar PDF] Oscillations and instabilities in neutron stars with poloidal magnetic fields | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/eff885874eca56765640f0bd4a4574c40e8294c7/4-Figure1-1.png)
PDF] Oscillations and instabilities in neutron stars with poloidal magnetic fields | Semantic Scholar
![Field lines and symmetry axes of toroidal (left) and poloidal (right)... | Download Scientific Diagram Field lines and symmetry axes of toroidal (left) and poloidal (right)... | Download Scientific Diagram](https://www.researchgate.net/profile/Kostas-Kokkotas/publication/283986598/figure/fig1/AS:391436961894402@1470337252177/Field-lines-and-symmetry-axes-of-toroidal-left-and-poloidal-right-magnetic-field.png)
Field lines and symmetry axes of toroidal (left) and poloidal (right)... | Download Scientific Diagram
![JT-60 Tokamak machine | Poloidal Magnetic Field Coil - National Institutes for Quantum Science and Technology JT-60 Tokamak machine | Poloidal Magnetic Field Coil - National Institutes for Quantum Science and Technology](https://www.qst.go.jp/uploaded/image/9829.gif)
JT-60 Tokamak machine | Poloidal Magnetic Field Coil - National Institutes for Quantum Science and Technology
![Poloidal field. Magnetic field lines. 3d rendering. Arrows indicate direction flow Stock Photo - Alamy Poloidal field. Magnetic field lines. 3d rendering. Arrows indicate direction flow Stock Photo - Alamy](https://c8.alamy.com/comp/PNJNWW/poloidal-field-magnetic-field-lines-3d-rendering-arrows-indicate-direction-flow-PNJNWW.jpg)
Poloidal field. Magnetic field lines. 3d rendering. Arrows indicate direction flow Stock Photo - Alamy
![SciELO - Brasil - Theoretical Methods in the Design of the Poloidal Field Coils for the ETE Spherical Tokamak Theoretical Methods in the Design of the Poloidal Field Coils for the ETE SciELO - Brasil - Theoretical Methods in the Design of the Poloidal Field Coils for the ETE Spherical Tokamak Theoretical Methods in the Design of the Poloidal Field Coils for the ETE](https://minio.scielo.br/documentstore/1678-4448/8kYXH6tkJdKMw7DRhhV4PrQ/87bfb35ebf14ec6990b00145b97a653e73f4fc9f.gif)
SciELO - Brasil - Theoretical Methods in the Design of the Poloidal Field Coils for the ETE Spherical Tokamak Theoretical Methods in the Design of the Poloidal Field Coils for the ETE
![A Method for Diagnosis of Poloidal Field Coils' Current Based on Inversion of Magnetic Field | Semantic Scholar A Method for Diagnosis of Poloidal Field Coils' Current Based on Inversion of Magnetic Field | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/a9b84d59a59da2932b74c853e1350655b81424c6/1-Figure1-1.png)