Auroral zone plasma waves detected at polar: PCBL waves
| dc.contributor.author | Tsurutani, B. T. | en_US |
| dc.contributor.author | Arballo, J. K. | en_US |
| dc.contributor.author | Galvan, C. | en_US |
| dc.contributor.author | Zhang, L. D. | en_US |
| dc.contributor.author | Lakhina, G. S. | en_US |
| dc.contributor.author | Hada, T. | en_US |
| dc.contributor.author | Pickettd, J. S. | en_US |
| dc.contributor.author | Gurnett, D. A. | en_US |
| dc.date.accessioned | 2026-07-24T06:35:37Z | |
| dc.date.issued | 2001 | |
| dc.description.abstract | Polar 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.citation | Advances in Space Research, v.28/11, p.1655-1659, 2001, doi: 10.1016/S0273-1177(01)00483-5 | en_US |
| dc.identifier.other | 90737 | |
| dc.identifier.uri | https://repository.iigm.res.in/handle/123456789/2088 | |
| dc.language | en | en_US |
| dc.subject | Magnetosphere | en_US |
| dc.subject | ELF/VLF waves | en_US |
| dc.subject | Magnetic waves | en_US |
| dc.subject | Auroral field | en_US |
| dc.subject | Magnetic field | en_US |
| dc.subject | Plasma waves | en_US |
| dc.subject | PCBL waves | en_US |
| dc.subject | Solar wind | en_US |
| dc.title | Auroral zone plasma waves detected at polar: PCBL waves | en_US |
| dc.type | Article | en_US |
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