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Related papers: Global regularity for a class of 3D tropical clima…

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Global climate models aim to reproduce physical processes on a global scale and predict quantities such as temperature given some forcing inputs. We consider climate ensembles made of collections of such runs with different initial…

Applications · Statistics 2013-12-02 Stefano Castruccio , Michael L. Stein

We establish a regularity criterion for the 3D full compressible magnetohydrodynamic equations with zero heat conductivity and vacuum in a bounded domain.

Analysis of PDEs · Mathematics 2016-08-12 Jishan Fan , Fucai Li , Gen Nakamura

The three--dimensional incompressible viscous Boussinesq equations, under the assumption of hydrostatic balance, govern the large scale dynamics of atmospheric and oceanic motion, and are commonly called the primitive equations. To overcome…

Analysis of PDEs · Mathematics 2010-10-27 Chongsheng Cao , Edriss S. Titi

Several complicated non-linear models exist which simulate the physical processes leading to fluctuations in global climate. Some of these more advanced models use observations to constrain various parameters involved. However, they tend to…

Atmospheric and Oceanic Physics · Physics 2017-09-27 Rajashik Tarafder , Dibyendu Nandy

We investigate the asymptotic stability of a tropical climate model posed on $\bR^2$, with temperature-dependent diffusion in the barotropic mode $u$ and linear damping in the first baroclinic mode $v$. We consider two distinct cases for…

Analysis of PDEs · Mathematics 2025-07-24 Hyunjin In , Dong-ha Kim , Junha Kim

We address the well-posedness for the two-dimensional Boussinesq equations with zero diffusivity in bounded domains. We prove global in time regularity for rough initial data: both the initial velocity and temperature have $\epsilon$…

Analysis of PDEs · Mathematics 2020-08-05 Daoguo Zhou

This paper studies the global regularity problem for the 2D micropolar Rayleigh-B\'{e}nard convection system with velocity zero dissipation, micro-rotation velocity Laplace dissipation and temperature critical dissipation. By introducing a…

Analysis of PDEs · Mathematics 2023-07-14 Baoquan Yuan , Changhao Li

We present a new regularized Oldroyd-B model in three dimensions which satisfies an energy estimate analogous to that of the standard model, and maintains the positive semi-definiteness of the conformation tensor. This results in the unique…

Analysis of PDEs · Mathematics 2025-07-14 Jaroslaw S. Jaracz , Young Ju Lee

We present a simplified model of the atmosphere of a terrestrial planet as an open two-dimensional system described by an ideal gas with velocity $\vec{v}$, density $\rho$ and temperature $T$ fields. Starting with the Chern-Simons equations…

Atmospheric and Oceanic Physics · Physics 2022-12-29 Martín Jacques-Coper , Valentina Ortiz , Jorge Zanelli

We introduce and study the first model of an experimentally realizable three-dimensional time-dependent nonturbulent fluid flow to display the phenomenon of global diffusion of passive-scalar particles at arbitrarily small values of the…

chao-dyn · Physics 2016-08-15 Julyan H. E. Cartwright , Mario Feingold , Oreste Piro

In this paper we establish some regularity criteria for the 3D Boussinesq system with the temperature-dependent viscosity and thermal diffusivity. We also obtain some uniform estimates for the corresponding 2D case when the fluid viscosity…

Analysis of PDEs · Mathematics 2014-07-25 Jishan Fan , Fucai Li , Gen Nakamura

This paper examines the global regularity problem on the two-dimensional incompressible Boussinesq equations with fractional dissipation, given by $\Lambda^\alpha u$ in the velocity equation and by $\Lambda^\beta \theta$ in the temperature…

Analysis of PDEs · Mathematics 2015-03-03 Atanas Stefanov , Jiahong Wu

In this paper, we prove global regularity, scattering, and the non-existence of small traveling waves for the $3D$ finite depth capillary waves system for small initial data. The non-existence of small traveling waves shows a fundamental…

Analysis of PDEs · Mathematics 2016-11-18 Xuecheng Wang

The present work is devoted to proving that the boundary regularity of the three dimensional density patch persists by time evolution for inhomogeneous incompressible viscous flow, with some smallness condition on the initial velocity.

Analysis of PDEs · Mathematics 2017-11-20 Xian Liao , Yanlin Liu

In this paper we study a three dimensional thermocline planetary geostrophic ``horizontal" hyper--diffusion model of the gyre-scale midlatitude ocean. We show the global existence and uniqueness of the weak and strong solutions to this…

Analysis of PDEs · Mathematics 2009-11-10 Chongsheng Cao , Edriss S. Titi , Mohammed Ziane

In this paper, we incorporate seasonal variations of insolation into the global climate model C-GOLDSTEIN. We use a new approach for modelling insolation from the space perspective presented in the authors' earlier work and build it into…

Atmospheric and Oceanic Physics · Physics 2020-03-27 Sofya Prakhova , Volker Rehbock , Igor Suleimanov

We consider a nonlocal nonlinear model with fractional diffusion motivated by studies of electroconvection phenomena in incompressible viscous fluids. We address the global well-posedness, global regularity and long time dynamics of the…

Analysis of PDEs · Mathematics 2023-10-02 E. Abdo , M. Ignatova

This paper solves the global conormal regularity problem for the three-dimensional incompressible MHD equations with slip boundary condition near a background magnetic field. Motivated by applications in geophysics, the MHD system…

Analysis of PDEs · Mathematics 2025-07-01 Jincheng Gao , Jiahong Wu , Zheng-an Yao , Xuan Yin

Given any suitably small, localized, and smooth initial data, in this paper, we prove global regularity for the $3D$ finite depth gravity water wave system. As a byproduct, we rule out the small, localized traveling waves in $3D$, which do…

Analysis of PDEs · Mathematics 2020-02-19 Xuecheng Wang

We prove sharp regularity estimates for solutions of highly degenerate fully nonlinear elliptic equations. These are free boundary models in which a nonlinear diffusion process drives the system only in the region where the gradient…

Analysis of PDEs · Mathematics 2024-01-17 Damião Araújo , Aelson Sobral , Eduardo V. Teixeira