Turbulence regimes in the nocturnal roughness sublayer: Interaction with deep convection and tree mortality in the Amazon

ACS Mendonça, CQ Dias-Júnior, OC Acevedo… - Agricultural and Forest …, 2023 - Elsevier
We investigated the influence of seasonality and proximity to the forest canopy on nocturnal
turbulence regimes in the roughness sublayer of a Central Amazon forest. Since convective …

External controls on the transition between stable boundary‐layer turbulence regimes

OC Acevedo, FD Costa, R Maroneze… - Quarterly Journal of …, 2021 - Wiley Online Library
The mean wind speed at which the stable boundary layer (SBL) experiences a turbulence
regime transition (V r) depends on other flow characteristics, such as its thermal stability …

[HTML][HTML] Exploring stratification effects in stable Ekman boundary layers using a stochastic one-dimensional turbulence model

M Klein, H Schmidt - Advances in Science and Research, 2022 - asr.copernicus.org
Small-scale processes in atmospheric boundary layers are typically not resolved due to cost
constraints but modeled based on physical relations with the resolved scales, neglecting …

A New Stable Boundary Layer Parameterization for Numerical Weather Prediction Models: A Heat Flux Budget Approach

R Maroneze, FD Costa, OC Acevedo… - Boundary-Layer …, 2023 - Springer
The present study introduces a new boundary layer parameterization for weather and
forecasting models. It is implemented here as a boundary layer module in Weather …

How is the two-regime stable boundary layer reproduced by the different turbulence parametrizations in the weather research and forecasting model?

R Maroneze, OC Acevedo, FD Costa… - Boundary-Layer …, 2021 - Springer
Five planetary-boundary-layer parametrizations of the Weather Research and Forecasting
model are compared with respect to their ability to simulate the very stable and the weakly …

Growth and Breakdown of Kelvin–Helmholtz Billows in the Stable Atmospheric Boundary Layer

Q Jiang - Atmosphere, 2024 - mdpi.com
The development and breakdown of Kelvin–Helmholtz (KH) waves (billows) in the stable
atmospheric boundary layer (SABL) and their impact on vertical transport of momentum and …

The stable atmospheric boundary layer over snow‐covered sea ice: Model evaluation with fine‐scale ISOBAR18 observations

T Lorenz, S Mayer, ST Kral, I Suomi… - Quarterly Journal of …, 2022 - Wiley Online Library
A realistic representation of the stable atmospheric boundary layer in numerical weather
prediction (NWP) and climate models is still a challenge. We study the evolution of a stable …

Revealing the dynamical transition of anisotropy behind the HOST by Koopman analysis

L Li, H Zuo, B Chen, Y Guo, M Ma… - Geophysical Research …, 2020 - Wiley Online Library
The hockey‐stick transition (HOST), which is depicted by the “local and global shear”
assumption, about the turbulence kinetic energy with the averaged flow intensity is noticed …

Dry pyroclouds promote longer-lasting extreme wildfire events intensification.

MC Ribau, M Bachfischer, MM Bover, JVG de Arellano - 2024 - researchsquare.com
Global occurrence of pyroclouds leads to an accelerated wildfire rate-of-spread (ROS),
creating extreme wildfire events (EWE). Pyroclouds form during wildfires under unstable …

Transição de regimes da camada limite estável utilizando um modelo conceitual

AC Vargas - 2024 - repositorio.unipampa.edu.br
The behavior of the Atmospheric Boundary Layer (ABL) becomes particularly complex
during nighttime. At night, due to stable stratification, flow turbulence can be suppressed …