4,377
edits
Magnetic shear: Difference between revisions
no edit summary
(Created page with 'The shear of a vector field ''F'' is :<math>\vec \nabla \vec F</math> Thus, in 3 dimensions, the shear is a 3 x 3 tensor. In the context of magnetic confinement, and assuming …') |
No edit summary |
||
| Line 21: | Line 21: | ||
High values of magnetic shear provide stability, since the radial extension of helically resonant modes is reduced. | High values of magnetic shear provide stability, since the radial extension of helically resonant modes is reduced. | ||
Negative shear also provides stability. | Negative shear also provides stability. | ||
<ref>[http://link.aip.org/link/?PHPAEN/3/2221/1 T.M. Antonsen, Jr., et al, ''Physical mechanism of enhanced stability from negative shear in tokamaks: Implications for edge transport and the L-H transition'', Phys. Plasmas '''3''', 2221 (1996)]</ref> | |||
== References == | |||
<references /> | |||