Internal Waves in the Arctic Ocean: Comparison with Lower-Latitude Observations

作者: Murray D. Levine , Clayton A. Paulson , James H. Morison

DOI: 10.1175/1520-0485(1985)015<0800:IWITAO>2.0.CO;2

关键词: Coherence (physics)Atmospheric sciencesNode (physics)ClimatologyArcticLatitudeDissipationArctic ice packBuoyancyInternal waveGeologyOceanography

摘要: Abstract A thermistor chain was moored below the pack ice from 50–150 m in Arctic Ocean for five days 1981. Oscillations temperature are attributed to vertical dispalcement of internal waves. The spectral shape isotherm is consistent with Garrett-Munk model and other wave observations, but level significantly lower. Other observations also exhibit lower internal-wave energy when compared historical data latitudes. may be related unique generation dissipation mechanisms present ice-covered Ocean. Significant peaks coherence occur at 0.81 2.6 cph. peak cph coincides approximately high-frequency cutoff near local buoyancy frequency; this feature has been observed many experiments. coherent oscillations a node 75–100 m. This either ...

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