Auroral zone plasma waves detected at polar: PCBL waves

dc.contributor.authorTsurutani, B. T.en_US
dc.contributor.authorArballo, J. K.en_US
dc.contributor.authorGalvan, C.en_US
dc.contributor.authorZhang, L. D.en_US
dc.contributor.authorLakhina, G. S.en_US
dc.contributor.authorHada, T.en_US
dc.contributor.authorPickettd, J. S.en_US
dc.contributor.authorGurnett, D. A.en_US
dc.date.accessioned2026-07-24T06:35:37Z
dc.date.issued2001
dc.description.abstractPolar Cap Boundary Layer waves are ELF/VLF electric and magnetic waves detected on field lines adjacent to the polar cap, thus their name. Waves are present at this location 96% of the time. The wave latitude-local time distribution is shown to be the same as that of the auroral oval. The most intense waves are detected coincident with the strongest magnetic field gradients (field-aligned currents). Specific frequency bands of whistler mode-waves are identified: ∼200 Hz, 1–2 kHz and ∼5 kHz. Two types of intense electric waves are present: solitary bipolar pulses (electron holes) and ∼kHz electric turbulence. The PCBL waves are most likely a consequence of auroral zone field-aligned current instabilities. The currents have in turn been ascribed to be due to magnetospheric convection driven by the solar wind.en_US
dc.identifier.citationAdvances in Space Research, v.28/11, p.1655-1659, 2001, doi: 10.1016/S0273-1177(01)00483-5en_US
dc.identifier.other90737
dc.identifier.urihttps://repository.iigm.res.in/handle/123456789/2088
dc.languageenen_US
dc.subjectMagnetosphereen_US
dc.subjectELF/VLF wavesen_US
dc.subjectMagnetic wavesen_US
dc.subjectAuroral fielden_US
dc.subjectMagnetic fielden_US
dc.subjectPlasma wavesen_US
dc.subjectPCBL wavesen_US
dc.subjectSolar winden_US
dc.titleAuroral zone plasma waves detected at polar: PCBL wavesen_US
dc.typeArticleen_US

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