Results 71 to 80 of about 947,860 (252)

The Atmospheric Boundary Layer and the “Gray Zone” of Turbulence: A Critical Review

open access: yesJournal of Geophysical Research: Atmospheres, 2020
Recent increases in computing power mean that atmospheric models for numerical weather prediction are now able to operate at grid spacings of the order of a few hundred meters, comparable to the dominant turbulence length scales in the atmospheric ...
Rachel Honnert   +9 more
semanticscholar   +1 more source

High-resolution large-eddy simulations of stably stratified flows: application to subkilometer-scale turbulence in the upper troposphere–lower stratosphere [PDF]

open access: yesAtmospheric Chemistry and Physics, 2014
Large-eddy simulations of stably stratified flows are carried out and analyzed using the mesoscale atmospheric model Méso-NH for applications to kilometer- and subkilometer-scale turbulence in the in the upper troposphere–lower stratosphere.
R. Paoli   +4 more
doaj   +1 more source

The New Purity and Capacity Models for the OAM-mmWave Communication Systems Under Atmospheric Turbulence

open access: yesIEEE Access, 2019
The orbital angular momentum (OAM) wireless communication technology is widely studied in recent literatures. But the atmospheric turbulence is rarely considered in analyzing the capacity of OAM-based millimeter wave (OAM-mmWave) communication systems ...
Hanqiong Lou, Xiaohu Ge, Qiang Li
doaj   +1 more source

SHARPEST: The atmospheric turbulence profiling experiment using Shack-Hartmann sensor at the Subaru telescope [PDF]

open access: green, 2023
Hajime Ogane   +7 more
openalex   +1 more source

The particle dry deposition component of total deposition from air quality models: right, wrong or uncertain?

open access: yesTellus: Series B, Chemical and Physical Meteorology, 2019
Dry deposition is an important loss process for atmospheric particles and can be a significant part of total deposition estimates calculated for critical loads analyses. However, algorithms used in large-scale air quality and atmospheric chemistry models
Rick D. Saylor   +5 more
doaj   +1 more source

A lidar for detecting atmospheric turbulence based on modified Von Karman turbulence power spectrum

open access: yesFrontiers in Physics
Introduction: Atmospheric turbulence is a kind of random vortex motion. A series of turbulent effects, such as fluctuation of light intensity, occur when laser is transmitted in atmospheric turbulence.Methods: In order to verify the possibility of ...
Longxia Zhou   +3 more
doaj   +1 more source

ATMOSPHERIC TURBULENCE

open access: yes, 1959
Some characteristics of turbulence near the ground can begin to be interpreted There is yet little information about others (even near the ground) such as spectra measured along the vertical lines, or cross spectra between two variables. Further, results of turbulence characteristics over water are few and confusing, and no information exists about the
openaire   +3 more sources

Eavesdropping Risk Evaluation on Terahertz Wireless Channels in Atmospheric Turbulence [PDF]

open access: green, 2020
Yu Mei   +4 more
openalex   +1 more source

Performance enhancement of free-space optical communications under atmospheric turbulence using modes diversity coherent receipt.

open access: yesOptics Express, 2018
This paper numerically and experimentally investigates the performance of free-space optical receiver using modes diversity coherent receipt under moderate-to-strong turbulence.
D. Zheng   +12 more
semanticscholar   +1 more source

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