FOF2

作品数：46被引量：164H指数：8
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Comprehensive Analysis of the Ionospheric Response to the 2015 Geomagnetic Storms over Different Station
《Atmospheric and Climate Sciences》2025年第1期175-186,共12页Aidashisha Bareh Bornali Chetia 
The fundamental problem of ionospheric physics lies in understanding and modeling the ionosphere’s dependence on solar activity. This challenge encompasses such as Variables across Solar Cycles, Response to Solar Fla...
关键词：Electron Density FOF2 Geomagnetic Storm IRI 2016 
The PHYB–FOF2–VOZ2 module functions to finetune flowering in response to changes in light quality by modulating FLC expression in Arabidopsis
《Plant Communications》2024年第7期231-250,共20页Lina Qu Ming Zhong Feifei Duan Xinmei Li Jiaxin Yang Quanyu Zhou Dongying Tang Reqing He Xuanming Liu Xiaoying Zhao 
supported by the National Natural Science Foundation of China(32170252,U20A2029);the Natural Science Foundation of Guangdong Province(2022A1515010968);the Natural Science Foundation of Hunan Province(2021JJ30097,2022JJ30127);the Natural Science Foundation of Changsha City(kq2202150).
Proper timing of flowering under different environmental conditions is critical for plant propagation.Light quality is a pivotal environmental cue that plays a critical role in flowering regulation.Plants tend to flow...
关键词：PHYB FOF2 VOZ proteins FLC light quality flowering time 
Comparative analysis of extreme ultraviolet solar radiation proxies during minimum activity levels被引量：1
《Earth and Planetary Physics》2023年第5期540-547,共8页A.G.Elias C.R.Martinis B.F.de Haro Barbas F.D.Medina B.S.Zossi M.Fagre T.Duran 
Research Project Numbers PIUNT E642 and PIP 2957;supported by National Science Foundation Grant Number AGS-2152365
Four extreme ultraviolet(EUV)solar radiation proxies(Magnesium II core-to-wing ratio(MgII),Lymanαflux(Fα),10.7-cm solar radio flux(F10.7),and sunspot number(Rz))were analyzed during the last four consecutive solar a...
关键词：solar EUV radiation solar minimum FOF2 solar activity solar EUV proxy 
Comparative Study of foF2 during Quiet Geomagnetic Activity with URSI and CCIR Predictions during the Phase Minimum of Solar Cycle 22
《Journal of Applied Mathematics and Physics》2022年第12期3562-3571,共10页Moustapha Konaté Abidina Diabaté Kadidia Nonlo Drabo Emmanuel Nanéma Frédéric Ouattara 
This paper investigates the performance of the latest International Reference Ionosphere model to predict the critical frequency at low latitudes in the African region. The variability of the critical frequency of the...
关键词：FOF2 IRI IONOSONDE Quiet Time Periods Solar Cycle Phase Minimum 
基于COSMIC数据开展全球电离层foF2建模及变化特征研究被引量：2
《科学技术与工程》2022年第34期15036-15042,共7页陈林峰 程云鹏 
国家自然科学基金(42104162)。
电离层foF2是短波通信、天波超视距雷达系统所需的关键环境参数,使用2006—2014年COMSIC(constellation observing system for meteorology,ionosphere,and climate)掩星电离层数据和多项式方法,自主构建了高精度全球电离层foF2经验模型...
关键词：COSMIC电离层数据 电离层foF2 多项式方法 经验模型 时空变化特征 
Variability of the Critical Frequency foF2 during Minimum and Maximum Phases of Solar Cycles 20 and 21: A Comparative Study between American and African Equatorial Regions
《Atmospheric and Climate Sciences》2022年第1期105-112,共8页Kaboré M’Bi Diabaté Abidina Ouattara Frédéric 
The present work is a comparative study between the foF2 variabilities for two equatorial regions (Ouagadougou: lat.
《地球物理学进展》2021年第2期508-515,共8页魏乐惠 姜春华 赵正予 
国家自然科学基金资助项目(41604133)资助.
本文利用同一经度(大约100°E)中低纬三台测高仪(普洱22.7°N,101.05°E,乐山29.6°N,103.75°E,张掖39.4°N,100.13°E)的观测数据,对2017年9月6号太阳耀斑爆发引起的强烈地磁暴期间的大尺度电离层行进式扰动(Large Scale Traveling Io...
关键词：垂测仪 FOF2 LSTIDs 磁暴 电离层暴 传播特性 
一种基于分步线性最优估计的全球中低纬区域电离层f_(o)F_(2)重构方法被引量：2
《电波科学学报》2021年第1期36-42,共7页陈龙江 甄卫民 欧明 於晓 宋方雷 
国家重点研发计划(2018YFF01013700);技术基础预先研究项目(315030409);航天专用预研项目(30505020417)。
电离层F2层临界频率f_(o)F_(2)是短波通信、探测和电子对抗等领域最为重要的应用参数之一.针对全球范围内电离层测高仪分布较为稀疏的特点,基于全球电离层无线电观测站(Global Ionospheric Radio Observatory,GIRO)的测高仪实测数据,采...
关键词：电离层 中低纬区域 测高仪 CCIR/URSI系数 foF2重构 
Comparative Study of the Geomagnetic Activity Effect on foF2 Variation as Defined by the Two Classification Methods at Dakar Station over Solar Cycle Phases
《International Journal of Geosciences》2020年第8期501-517,共17页Sibri Alphonse Sandwidi Doua Allain Gnabahou Frédéric Ouattara 
This paper aims to establish a comparison between both geomagnetic activity classification methods on foF2 diurnal variation over solar cycle phases. It concerns first a comparison of geomagnetic activity occurrences ...
关键词：Geomagnetic Activity Classification Method Solar Cycle Phases foF2 Diurnal Profile 
foF2 Long-Term Trend at a Station Located near the Crest of the Equatorial Ionization Anomaly
《International Journal of Geosciences》2020年第8期518-528,共11页Doua Allain Gnabahou Sibri Alphonse Sandwidi Frédéric Ouattara 
Critical frequency foF2 long-term trends at Dakar station (14.4°N, 342.74°E) located near the crest of the equatorial ionization anomaly EIA, are analysed taking into account geomagnetic activity, increasing greenho...
关键词：Geomagnetic Activity Long-Term Trend FOF2 Dip Equator 
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