Results 41 to 50 of about 217,353 (220)

Application of multi-source data in a tornado process in Jiangsu province

open access: yesFrontiers in Earth Science, 2023
This paper analyzes the weather background and triggering mechanism before the occurrence of an EF3 tornado on 14 May 2021, in southern Jiangsu, using multi-source data.
Shuya Cao   +10 more
doaj   +1 more source

Impact of a Diagnostic Pressure Equation Constraint on Tornadic Supercell Thunderstorm Forecasts Initialized Using 3DVAR Radar Data Assimilation

open access: yesAdvances in Meteorology, 2013
A diagnostic pressure equation constraint has been incorporated into a storm-scale three-dimensional variational (3DVAR) data assimilation system. This diagnostic pressure equation constraint (DPEC) is aimed to improve dynamic consistency among different
Guoqing Ge, Jidong Gao, Ming Xue
doaj   +1 more source

Analysis of the observations for a supercell causing extreme gale in Lingui

open access: yes暴雨灾害, 2019
Extreme gale of 60.3 m·s-1 was recorded by the national meteorological observation station at Lingui in Guangxi at 21:13 BT 21 March 2019, breaking the historical extreme value since the establishment of Guangxi meteorological stations.
Liping ZHAI   +3 more
doaj   +1 more source

Basis‐Independent Geometric Phase Modulation in Circularly Birefringent Plasmonic Structures

open access: yesAdvanced Optical Materials, EarlyView.
Here we introduce a plasmonic metasurface composed of spatially rotated chiral spiral unit cells designed to produce space‐variant circular retardance. This generates a geometric phase ramp equivalent to a blazed grating, leading to polarization dependent diffraction orders in momentum space.
Pasha Goz   +3 more
wiley   +1 more source

Bidirectional Soft Catalysts for Improved Power Performance of Li‐S Batteries

open access: yesAdvanced Science, EarlyView.
A soft polymer‐metal catalyst is integrated into the binder to create a catalytically active microenvironment that accelerates bidirectional sulfur redox kinetics in lithium‐sulfur batteries. A model polyvinyl alcohol‐Cu catalyst enables high areal capacities at demanding current densities and stable cycling in pouch‐cell prototypes at 0.5 C, achieving
Maleesha M. Nishshanke   +7 more
wiley   +1 more source

Analysis of supercell and meso-scale convective system causing an extreme thunderstorm gale in Tianjin on 25 June 2020

open access: yes暴雨灾害, 2023
An extreme thunderstorm gale event (hereinafter referred to as the "6.25" event) occurred in Tianjin on 25 June 2020. Based on the intensive stational data and the data from Doppler weather radar, wind profile radar, microwave radiometer, and VDRAS ...
Xiaolei SUN   +5 more
doaj   +1 more source

Supercell storm radar detection in Poland [PDF]

open access: yes, 2014
“Supercell storms are capable of producing the most violent of hail, wind and tornado events (Moller et. al. 1994); thus they are the most important storm type to forecast and detect” (Moller 2001).
Pilorz, W.
core  

Surface Neuronal‐Like Structuring of High‐Strength CFRP for Enhanced Electromagnetic Interference Shielding

open access: yesAdvanced Science, EarlyView.
This study elucidates the microstructural evolution at the material interface of Ni‐plated plain‐weave carbon fiber fabric following vacuum heat treatment at 500°C–900°C under different current densities, as well as the mechanism underlying the synergistic enhancement of electromagnetic shielding and ductility.
Wei Cheng   +7 more
wiley   +1 more source

Urbanization may enhance tornado potential: A single case report

open access: yesFrontiers in Earth Science, 2023
Tornadoes pose a risk of catastrophic economic loss and casualty in the United States. Modification of land use by urbanization alters the meteorological conditions that may impact tornado formation and intensification processes.
Jiwen Fan   +4 more
doaj   +1 more source

Supercell Predictability: Exploring Ensemble Sensitivity to Initial Condition Spread [PDF]

open access: yes, 2017
The sensitivity of full-physics ensemble forecasts of supercells to initial condition (IC) uncertainty is investigated. The motivation for the study largely stems from the NOAA Warn-on-Forecast (WoF) program, where the primary objective is to develop a ...
Flora, Montgomery
core  

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