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A Note on the Influence of Spatially Varying Diffusivities on the Evolution of Buoyancy with a Nonlinear Equation of State
Publisher: American Meteorological Society
Abstract: he oceanic buoyancy sinks from thermobaricity and cabbeling are quantified using hydrography and parameterized diffusive fluxes of heat and salt. A novelty in this study is that the effect of spatially varying diffusivities ...
The Buoyancy Budget with a Nonlinear Equation of State
Publisher: American Meteorological Society
Abstract: he nonlinear equation of state of seawater introduces a sink or source of buoyancy when water parcels of unequal salinities and temperatures are mixed. This article contains quantitative estimates of these nonlinear effects ...
Finding the Minimum Potential Energy State by Adiabatic Parcel Rearrangements with a Nonlinear Equation of State: An Exact Solution in Polynomial Time
Publisher: American Meteorological Society
Abstract: he problem of finding the state of minimum potential energy through the rearrangement of water parcels with a nonlinear equation of state is discussed in the context of a combinatorial optimization problem. It is found ...
Energy and Variance Budgets of a Diffusive Staircase with Implications for Heat Flux Scaling
Publisher: American Meteorological Society
Abstract: he steady-state energy and thermal variance budgets form the basis for most current methods for evaluating turbulent fluxes of buoyancy, heat, and salinity. This study derives these budgets for a double-diffusive staircase ...
Water Mass Transformation in Salinity–Temperature Space
Publisher: American Meteorological Society
Abstract: his article presents a new framework for studying water mass transformations in salinity?temperature space that can, with equal ease, be applied to study water mass transformation in spaces defined by any two conservative ...
Arctic Ocean Water Mass Transformation in S–T Coordinates
Publisher: American Meteorological Society
Abstract: n this paper, water mass transformations in the Arctic Ocean are studied using a recently developed salinity?temperature (S?T) framework. The framework allows the water mass transformations to be succinctly quantified by ...
Oceanic Overturning and Heat Transport: The Role of Background Diffusivity
Publisher: American Meteorological Society
Abstract: The role of oceanic background diapycnal diffusion for the equilibrium climate state is investigated in the global coupled climate model CM2G. Special emphasis is put on the oceanic meridional overturning and heat transport. ...