Results 131 to 140 of about 21,627 (222)

Noise produced by turbulent flow into a rotor: Users manual for atmospheric turbulence prediction and mean flow and turbulence contraction prediction [PDF]

open access: yes
A users manual for a computer program for predicting atmospheric turbulence and mean flow and turbulence contraction as part of a noise prediction scheme for nonisotropic turbulence ingestion noise in helicopters is described.
Caplin, B., Simonich, J. C.
core   +1 more source

Oceanic δ13C Fingerprints Caused by Laurentice Ice Sheet Discharges: Model‐Data Comparison During Heinrich Event 4

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract This study investigates the sensitivity of the oceanic circulation and δ13C ${\delta }^{13}C$ of the dissolved inorganic carbon to ice discharge events from the Laurentide ice sheet (LIS), using an isotope‐enabled and coupled climate–ice sheet model, and observations. The ice discharges are triggered by either reduced friction at the ice sheet‐
Louise Abot   +3 more
wiley   +1 more source

Intensification of Geostrophic Currents in the Canada Basin, Arctic Ocean

open access: yesJournal of Climate, 2013
Abstract Continuous sampling of upper-ocean hydrographic data in the Canada Basin from various sources spanning from 2003 through 2011 provides an unprecedented opportunity to observe changes occurring in a major feature of the Arctic Ocean. In a 112-km-radius circle situated near the center of the traditional Beaufort Gyre, geopotential
openaire   +1 more source

Science opportunities from the Topex/Poseidon mission [PDF]

open access: yes
The U.S. National Aeronautics and Space Administration (NASA) and the French Centre National d'Etudes Spatiales (CNES) propose to conduct a Topex/Poseidon Mission for studying the global ocean circulation from space.
Fu, L. L., Lefebvre, M., Stewart, R.
core   +1 more source

Bulk Radiative‐Convective Equilibrium Is Common Over Mid‐Latitude Land

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Radiative‐convective equilibrium (RCE) is commonly used as an approximation of the time‐ and space‐averaged tropical atmosphere. We examine two reanalyses to assess the extent to which column‐integrated radiative cooling balances convective heating (“bulk RCE”) in the tropics and at higher latitudes.
Aidan Matthews   +2 more
wiley   +1 more source

Forty years of geostrophic currents in the Ligurian Sea

open access: yes, 2015
An analysis is made of the historical datasets covering almost 40 years (1976 - 2014) in the Ligurian Sea, in the North-Western Mediterranean. Two transects are studied: one at the boundary with the Tyrrhenian sea, in the Corsica Channel, the other between Nice on the French coast and Calvì on Corsica.
Aracri, Simona   +6 more
openaire   +3 more sources

Influence of Radiation Stress on Upper-Layer Ocean Temperature under Geostrophic Condition

open access: yesRemote Sensing
Wave-induced radiation stress (RS), as a primary driver of ocean currents influenced by waves, plays an important role in the response of upper ocean temperatures under typhoons. Previous studies have mainly focused on wave-generated currents and coastal
Xuhui Cao   +5 more
doaj   +1 more source

Nested ocean models: Work in progress [PDF]

open access: yes
The ongoing work of combining three existing software programs into a nested grid oceanography model is detailed. The HYPER domain decomposition program, the SPEM ocean modeling program, and a quasi-geostrophic model written in England are being combined
Perkins, A. Louise
core   +1 more source

Surface Drag Coefficient Observations in Western North Pacific Tropical Cyclones

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 4, 28 February 2026.
Abstract Surface momentum flux and drag coefficient are critical factors influencing the structure and intensity of tropical cyclones (TCs). However, due to limited measurements, the behavior of these quantities, particularly in TCs over the western North Pacific (WNP), is not fully understood.
Junyi He   +6 more
wiley   +1 more source

Geostrophic currents in the Antarctic zone of the Indian Ocean

open access: yesAntarctic Record, 1981
The research ship KAIYO MARU (Jap. Fish. Agency) occupied 36 oceanographic stations between 61°and 65°S and between 110°and 120°E during the period from January 13 to 29,1980. Dynamic topography and corresponding currents were computed with reference to the 1500-decibar surface.
Keiji Nasu, Mikio Naganobu
openaire   +1 more source

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