Results 131 to 140 of about 6,781,125 (373)

Coverage of China New Generation Weather Radar Network

open access: yesAdvances in Meteorology, 2019
The China Meteorological Administration has deployed the China New Generation Weather Radar (CINRAD) network for severe weather detection and to improve initial conditions for numerical weather prediction models. The CINRAD network consists of 217 radars
C. Min   +6 more
semanticscholar   +1 more source

Oxytocin‐Mediate Modulation of Splenic Immunosuppression in Chronic Social Stress Through Neuroendocrine Pathways

open access: yesAdvanced Science, EarlyView.
Chronic social stress elevates oxytocin levels, leading to immunosuppression by enhancing regulatory T‐cell activity and promoting anti‐inflammatory macrophage polarization in the spleen. Blocking oxytocin signaling reverses these effects but worsens stress‐induced behavioral disorders and reduces survival rates. This highlights oxytocin's dual role in
Yi‐Shu Zhang   +5 more
wiley   +1 more source

Multi-faceted Graph Attention Network for Radar Target Recognition in Heterogeneous Radar Network

open access: yes, 2022
Radar target recognition (RTR), as a key technology of intelligent radar systems, has been well investigated. Accurate RTR at low signal-to-noise ratios (SNRs) still remains an open challenge. Most existing methods are based on a single radar or the homogeneous radar network, which do not fully exploit frequency-dimensional information.
Meng, Han   +4 more
openaire   +2 more sources

Artificial Olfactory System Enabled by Ultralow Chemical Sensing Variations of 1D SnO2 Nanoarchitectures

open access: yesAdvanced Science, EarlyView.
This study presents a highly reliable gas sensor platform featuring SnO2 nanonetworks functionalized with Au and Pd nanocatalysts. Enhanced stability and optimized performance enable over 99.5% classification accuracy in deep learning, even under extreme conditions.
Yun‐Haeng Cho   +15 more
wiley   +1 more source

Local development organisations in Saharan regions of North Africa: Expanding horizons

open access: yesJournal of International Development, Volume 35, Issue 1, Page 79-96, January 2023., 2023
Abstract Local development organisations are now widespread in rural regions of North Africa. In the past, these organisations were usually only involved in a few sector‐specific activities. This study investigated the activities of 24 local development organisations in the Saharan regions of Morocco, Algeria and Tunisia.
Meriem Farah Hamamouche   +7 more
wiley   +1 more source

Performance of the Colorado wind-profiling network, part 1.5A [PDF]

open access: yes
The Wave Propagation Laboratory (WPL) has operated a network of radar wind Profilers in Colorado for about 1 year. The network consists of four VHF (50-MHz) radars and a UHF (915-MHz) radar.
Earnshaw, K. B.   +4 more
core   +1 more source

The Operational Weather Radar Network in Europe

open access: yesBulletin of the American Meteorological Society, 2014
The operational weather radar network in Europe covers more than 30 countries and contains more than 200 weather radars. The radar network is heterogeneous in hardware, signal processing, transmit/receive frequency, and scanning strategy, thus making it fundamentally different than the Next Generation Weather Radar (NEXRAD) network.
Huuskonen, A.   +2 more
openaire   +2 more sources

The multistatic oceanographic HF radar network in Toulon

open access: yes2019 International Radar Conference (RADAR), 2019
The Mediterranean Institute of Oceanography (MIO) and the University of Toulon operate a HF radar network for sea surface current monitoring in the Mediterranean Sea.
C. Guérin   +5 more
semanticscholar   +1 more source

Overcoming the Low‐Temperature Barrier: Controlling Li₂S Deposition and Enhancing Catalysis in Lithium‐Sulfur Batteries Using Island‐like Bi₂O₃ on rGO

open access: yesAdvanced Science, EarlyView.
A new island‐like Bi₂O₃ uniformly distributed on the reduced graphene oxide (IBG) is synthesized as a sulfur host material. IBG's special targeted catalytic ability toward two rate‐determining steps at low temperatures. IBG enhances catalytic efficiency at low temperatures, preventing Li₂S accumulation and improving charge–discharge efficiency ...
Hai‐Ji Xiong   +13 more
wiley   +1 more source

Impact of Radar and Communication Coexistence on Radar's Detectable Target Parameters [PDF]

open access: yesarXiv, 2014
In this paper, we present our spectrum sharing algorithm between a multi-input multi-output (MIMO) radar and Long Term Evolution (LTE) cellular system with multiple base stations (BS)s. We analyze the performance of MIMO radars in detecting the angle of arrival, propagation delay and Doppler angular frequency by projecting orthogonal waveforms onto the
arxiv  

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