Results 111 to 120 of about 13,243 (227)

Similarity hypotheses for the atmospheric surface layer expressed by non-dimensional characteristic invariants - a review

open access: yes, 2009
In this paper, similarity hypotheses for the atmospheric surface layer (ASL) are reviewed using nondimensional characteristic invariants, referred to as π -numbers.
Herbert, Fritz, Kramm, Gerhard
core   +1 more source

Optical Propagation in a Turbulent Atmosphere Using the Split Step Method

open access: yes, 2012
It is well known that optical signals propagating through the atmosphere are subject to random fluctuations in phase and amplitude. These fluctuations are caused by random temperature distributions in the atmosphere, which manifests themselves as a ...
ÇALLIALP, FULYA
core   +1 more source

Turbulence in the upper atmosphere

open access: yes, 1964
Investigation of fluctuating turbulent velocities in upper atmosphere - ambient turbulence produced by wind ...
Edwards, H. D., Justus, C. G.
core  

Turbulence in the Solar Atmosphere and Solar Wind

open access: yes, 2010
International audienceThe objective of this review article is to critically analyze turbulence and its role in the solar atmosphere and solar wind, as well as to provide a tutorial overview of topics worth clarification.
B. Roberts   +26 more
core   +1 more source

Passenger comfort during formation flight within atmospheric turbulence

open access: yes, 2012
Includes abstract.Includes bibliographical references.Formation flight is currently being investigated as a means to reduce drag and improve fuel efficiency in commercial aviation.
Bizinos, Nicholas
core  

Clear air turbulence detection and characterisation in the delicat airborne lidar project

open access: yes, 2010
We report on a development of a long-range airborne UV high spectral resolution lidar, intended for the detection and characterisation of clear air turbulence (CAT).
Hervé Barny   +19 more
core  

Subcarrier intensity modulated free-space optical communication systems

open access: yes
This thesis investigates and analyses the performance of terrestrial free-space optical communication (FSO) system based on the phase shift keying pre-modulated subcarrier intensity modulation (SIM).
Popoola, Wasiu Oyewole
core  

Wake-Vortex Topology, Circulation, and Turbulent Exchange Processes

open access: yes, 2012
Large eddy simulations () of aircraft wake vortex evolution in various turbulent and stably stratified atmospheric environments have been conducted with two different LES codes.
Hennemann, Ingo   +2 more
core  

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