Results 11 to 20 of about 14,728 (225)

Critical weather situations for renewable energies – Part B: Low stratus risk for solar power

open access: yesRenewable Energy, 2017
AbstractAccurately predicting the formation, development and dissipation of fog and low stratus (LS) still poses a challenge for numerical weather prediction (NWP) models. Errors in the low cloud cover NWP forecasts directly impact the quality of photovoltaic (PV) power prediction.
Köhler, Carmen   +8 more
openaire   +3 more sources

Advanced Dual-Satellite Method for Detection of Low Stratus and Fog near Japan at Dawn from FY-4A and Himawari-8

open access: yesRemote Sensing, 2021
The detection of low stratus and fog (LSF) at dawn remains limited because of their optical features and weak solar radiation. LSF could be better identified by simultaneous observations of two geostationary satellites from different viewing angles.
Jung-Hyun Yang   +2 more
doaj   +1 more source

Effects of varying aerosol regimes on low‐level Arctic stratus [PDF]

open access: yesGeophysical Research Letters, 2004
The effects on low‐level cloud microstructures of varying aerosol regimes in the Arctic are examined using ground‐based measurements obtained near Barrow, Alaska. Episodic ‘arctic haze’ events produced high cloud droplet concentrations, and small cloud droplet effective radii.
T. J. Garrett   +4 more
openaire   +1 more source

A Locally Smoothed Terrain‐Following Vertical Coordinate to Improve the Simulation of Fog and Low Stratus in Numerical Weather Prediction Models

open access: yesJournal of Advances in Modeling Earth Systems, 2021
The correct simulation of fog and low stratus (FLS) is a difficult task for numerical weather prediction (NWP) models. The Swiss Plateau experiences many days with FLS in winter. Most NWP models employ terrain‐following vertical coordinates.
Stephanie Westerhuis, Oliver Fuhrer
doaj   +1 more source

Characteristics of Aerosol and Cloud over the Central Plain of North China in Summer

open access: yes应用气象学报, 2021
The vertical distribution of aerosols and clouds is a key issue in the indirect climate effects of aerosols. Based on the aerosol and cloud droplet number concentration data observed by 6 aircrafts over the central plain of North China from July to ...
Li Yiyu   +6 more
doaj   +1 more source

Satellite Fog Detection at Dawn and Dusk Based on the Deep Learning Algorithm under Terrain-Restriction

open access: yesRemote Sensing, 2022
Fog generally forms at dawn and dusk, which exerts serious impacts on public traffic and human health. Terrain strongly affects fog formation, which provides a useful clue for fog detection from satellite observation.
Yinze Ran   +5 more
doaj   +1 more source

Low Limit for Effective Signal Strength in the Stratus OCT in Imperative Low Signal Strength Cases [PDF]

open access: yesKorean Journal of Ophthalmology, 2012
To determine the lowest limit of signal strength that is still effective for accurate analysis of optic coherence tomography (OCT) values, we investigated the reproducibility of OCT scans by signal strength (SS).A total of 668 subjects were scanned for measurements of retinal nerve fiber layer (RNFL) thickness using the Stratus OCT twice on the same ...
Ha, Man Mook   +5 more
openaire   +2 more sources

Low-level stratiform clouds and dynamical features observed within the southern West African monsoon [PDF]

open access: yesAtmospheric Chemistry and Physics, 2019
During the boreal summer, the monsoon season that takes place in West Africa is accompanied by low stratus clouds over land that stretch from the Guinean coast several hundred kilometers inland. Numerical climate and weather models need finer description
C. Dione   +9 more
doaj   +1 more source

Disordered proteins and network disorder in network descriptions of protein structure, dynamics and function. Hypotheses and a comprehensive review [PDF]

open access: yes, 2011
During the last decade, network approaches became a powerful tool to describe protein structure and dynamics. Here we review the links between disordered proteins and the associated networks, and describe the consequences of local, mesoscopic and global ...
Daniel V. Veres   +8 more
core   +4 more sources

Using a holographic imager on a tethered balloon system for microphysical observations of boundary layer clouds [PDF]

open access: yesAtmospheric Measurement Techniques, 2020
Conventional techniques to measure boundary layer clouds such as research aircraft are unable to sample in orographically diverse or densely populated areas.
F. Ramelli   +3 more
doaj   +1 more source

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