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[1] An improved understanding of the spatial distribution of diapycnal mixing in the oceans is the key to elucidating how meridional overturning circulation is closed. The challenge is to develop techniques which can be used to determine the variation of diapycnal mixing as a function of space and t...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.420.52 2023-05-15T18:21:02+02:00 Click Here for Full Article K. L. Sheen N. J. White R. W. Hobbs Estimating Mixing The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.420.52 http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.420.52 http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf text ftciteseerx 2016-01-08T03:59:59Z [1] An improved understanding of the spatial distribution of diapycnal mixing in the oceans is the key to elucidating how meridional overturning circulation is closed. The challenge is to develop techniques which can be used to determine the variation of diapycnal mixing as a function of space and time throughout the oceanic volume. One promising approach exploits seismic reflection imaging of thermohaline structure. We have applied spectral analysis techniques to fine-structure undulations observed on a seismic transect close to the Subantarctic Front in the South Atlantic Ocean. 91 horizontal spectra were fitted using a linear combination of a Garrett-Munk tow spectrum for internal waves and a Batchelor model for turbulence. The fit between theory and observation is excellent and enables us to deduce the spatial variability and context of diapycnal mixing rates, which range from 10 5 to 10 3.5 m 2 s 1. Citation: Sheen Text South Atlantic Ocean Unknown Munk ENVELOPE(-95.993,-95.993,55.979,55.979) |
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[1] An improved understanding of the spatial distribution of diapycnal mixing in the oceans is the key to elucidating how meridional overturning circulation is closed. The challenge is to develop techniques which can be used to determine the variation of diapycnal mixing as a function of space and time throughout the oceanic volume. One promising approach exploits seismic reflection imaging of thermohaline structure. We have applied spectral analysis techniques to fine-structure undulations observed on a seismic transect close to the Subantarctic Front in the South Atlantic Ocean. 91 horizontal spectra were fitted using a linear combination of a Garrett-Munk tow spectrum for internal waves and a Batchelor model for turbulence. The fit between theory and observation is excellent and enables us to deduce the spatial variability and context of diapycnal mixing rates, which range from 10 5 to 10 3.5 m 2 s 1. Citation: Sheen |
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K. L. Sheen N. J. White R. W. Hobbs Estimating Mixing |
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K. L. Sheen N. J. White R. W. Hobbs Estimating Mixing |
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K. L. Sheen |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.420.52 http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf |
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ENVELOPE(-95.993,-95.993,55.979,55.979) |
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Munk |
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Munk |
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South Atlantic Ocean |
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South Atlantic Ocean |
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http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.420.52 http://www.seas.harvard.edu/climate/seminars/pdfs/sheen.white.hobbs.grl.2009.pdf |
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