Results 71 to 80 of about 711,225 (168)

Do atmospheric aerosols form glasses? [PDF]

open access: yes, 2008
Zobrist B, Marcolli C, Pedernera DA, Koop T. Do atmospheric aerosols form glasses? ATMOSPHERIC CHEMISTRY AND PHYSICS. 2008;8(17):5221-5244.A new process is presented by which water soluble organics might influence ice nucleation, ice growth, chemical ...
Koop, Thomas   +12 more
core   +2 more sources

CEEMDAN-TVF-EMD-TCN based method for elevated duct parameters predicting with high-resolution radiosonde data

open access: yesFrontiers in Marine Science
IntroductionAtmospheric ducts represent the most frequently observed refractive phenomenon in maritime atmospheric environments. Prior research has shown that the occurrence of elevated ducts exceeds 60% with high-resolution radiosonde data, providing a ...
Chuanzhi Yao   +4 more
doaj   +1 more source

IPILT–OHPL: An Over-the-Horizon Propagation Loss Prediction Model Established by Incorporating Prior Information Into the LSTM–Transformer Structure

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The evaporation duct is a prevalent atmospheric structure in the marine lower troposphere with significant regional nonuniformity. This structure can trap radio waves inside its layer and enable them to propagate over the horizon with less loss ...
Hanjie Ji   +7 more
doaj   +1 more source

A ground-based microwave radiometer temperature and humidity profile retrieval method integrating swarm intelligence optimization and attention mechanism under clear-sky conditions

open access: yesFrontiers in Marine Science
To address the insufficient retrieval accuracy of temperature and humidity profiles from ground-based microwave radiometers, this study develops an improved retrieval method based on intelligent optimization and attention mechanisms under clear-sky ...
Bairui Chen   +5 more
doaj   +1 more source

Predicting fan noise propagation in aeroengine bypass ducts

open access: yes, 2009
This thesis explores the prediction of rearwards fan noise propagation within the bypass duct and its radiation into the far feld. Two recently developed models: B-induct and GXMunt, are exploited in application to real engine bypass ducts and their ...
McAleer, Claire Roisin
core   +1 more source

Continuous observation of evaporation ducts in Super Typhoon Koinu (202314) using clustered wave gliders: mechanisms and maritime communication implications

open access: yesFrontiers in Marine Science
Formed by humidity stratification in the marine atmospheric boundary layer, evaporation ducts serve as critical natural channels for maritime over-the-horizon (OTH) wireless communication.
Shuwen Wang   +19 more
doaj   +1 more source

Establishment and Evaluation of an Ensemble Bias Correction Framework for the Short-Term Numerical Forecasting on Lower Atmospheric Ducts

open access: yesJournal of Marine Science and Engineering
Based on the COAWST (Coupled Ocean–Atmosphere–Wave–Sediment Transport) model, this study developed an atmospheric refractivity forecasting model incorporating ensemble bias correction by combining five bias correction algorithms with the Bayesian Model ...
Huan Guo   +9 more
doaj   +1 more source

An Exact Solution of the Fractional Transient Electromagnetic Field Inside an Atmospheric Duct

open access: yesJournal of Nonlinear Mathematical Physics
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
A. Refaie Ali   +4 more
openaire   +2 more sources

National Atmospheric Deposition Program 2011 Annual summary [PDF]

open access: yes, 2012
is peer reviewedSubmitted by Susan Braxton (braxton@illinois.edu) on 2013-01-29T22:55:31Z No. of bitstreams: 1 2011as.pdf: 4443124 bytes, checksum: 1e2ff568a6e350fe41bba46c81de3531 (MD5)Made available in DSpace on 2013-01-29T22:55:31Z (GMT). No.
National Atmospheric Deposition Program
core  

Optimization of Ionic Wind Filtration Systems for Atmospheric Particulate Matter Removal: A Hybrid Numerical and Empirical Modeling Approach

open access: yesAtmosphere
This study presents an optimized numerical and empirical modeling framework for ionic wind-driven electrostatic precipitators designed for atmospheric particulate matter (PM) removal.
Aleksandr Šabanovič, Jonas Matijošius
doaj   +1 more source

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