作者: U. Von Zahn , T.L. Hansen
DOI: 10.1016/0021-9169(88)90047-5
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摘要: Abstract A sodium LIDAR instrument located at Andenes, Norway (69°N; 16°E) observed several sudden developments of narrow layers in the 90–100 km altitude region. These grow with typical time constants 5 min and have a width 1 altitude. We present temporal spatial properties for number these events. In first step towards identifying processes which create we study correlation growth phase sporadic E layers. The latter been recorded by an ionosonde 129 east site. Within mutual resolution available our common records strong simultaneous occurrence s − l is observed, establishes link between formation two types further discuss potentially could give rise to