July 1, 1975

Defeat of shear stabilization by peaking of the diamagnetic frequency profile

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Resumen

The radial wave equation describing collisionless drift instabilities in plasma is solved including the effects of a peaked diamagnetic frequency profile. Radially localized fluctuations with no radial energy propagation are found in cases with sufficiently low shear and large peaking.

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Sauthoff et al. (Tue,) studied this question.

synapsesocial.com/papers/6a20315461bb8c494db5c7d7 https://doi.org/https://doi.org/10.1063/1.861230

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2Comment on the growth of electron trapped drift instability with magnetic shear1973 · 2 citations
3Universal Instability in Complex Field Geometries1965 · 216 citations
4Stabilization of Drift Waves by Shear1967 · 39 citations
5Effect of toroidal gradient drifts on the dissipative trapped-ion instability1974 · 18 citations

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