Works matching DE "SOLAR cycle"

Results: 3283

Revisiting sunspot number as an extreme ultraviolet (EUV) proxy for ionospheric F2 critical frequency.

Published in:

Annales Geophysicae (ANGEO) (09927689), 2025, v. 43, n. 1, p. 91, doi. 10.5194/angeo-43-91-2025

By:

Zossi, Bruno S.;
Medina, Franco D.;
Duran, Trinidad;
de Haro Barbas, Blas F.;
Elias, Ana G.

Publication type:

Article

Long-term changes in the dependence of Nm F2 on solar flux at Juliusruh.

Published in:

Annales Geophysicae (ANGEO) (09927689), 2025, v. 43, n. 1, p. 73, doi. 10.5194/angeo-43-73-2025

By:

Tan Jun Rios, Maria Gloria;
Borries, Claudia;
Liu, Huixin;
Mielich, Jens

Publication type:

Article

A two-step geospace storm as a new tool of opportunity for experimentally estimating the threshold condition for the formation of a substorm current wedge.

Published in:

Annales Geophysicae (ANGEO) (09927689), 2025, v. 43, n. 1, p. 15, doi. 10.5194/angeo-43-15-2025

By:

Chernogor, Leonid F.

Publication type:

Article

Revisiting the Winding Angle of the Heliospheric Magnetic Field: Investigating the Influence of Turbulence.

Published in:

Solar Physics, 2025, v. 300, n. 6, p. 1, doi. 10.1007/s11207-025-02490-4

By:

van der Merwe, F. H.;
Engelbrecht, N. E.

Publication type:

Article

On the Penumbra-to-Umbra Ratio from 1660 to 1676.

Published in:

Solar Physics, 2025, v. 300, n. 6, p. 1, doi. 10.1007/s11207-025-02489-x

By:

Zolotova, Nadezhda;
Vokhmyanin, Mikhail

Publication type:

Article

Solar irradiance measurements.

Published in:

Living Reviews in Solar Physics, 2025, v. 22, n. 1, p. 1, doi. 10.1007/s41116-025-00040-5

By:

Kopp, Greg

Publication type:

Article

Slow Solar Wind: Origin in an Independent Small‐Scale Solar Dynamo.

Published in:

Geophysical Research Letters, 2025, v. 52, n. 13, p. 1, doi. 10.1029/2024GL113791

By:

Cliver, E. W.;
Richardson, I. G.;
Martin, S. F.

Publication type:

Article

Acceleration noise due to space magnetic field for heliocentric gravitational wave detector.

Published in:

Scientific Reports, 2025, v. 15, n. 1, p. 1, doi. 10.1038/s41598-025-04287-8

By:

Peng, Jia-Hui;
Zhang, Ji-Xiang;
Hong, W.;
Su, W.;
Ni, YiWei;
Guo, JinHan;
Zheng, RuiSheng

Publication type:

Article

On the possible connection between phytoplankton dynamics in a large lowland reservoir and long-term variations in solar activity.

Published in:

Aquatic Ecology, 2025, v. 59, n. 2, p. 755, doi. 10.1007/s10452-025-10193-y

By:

Sigareva, Lubov';
Mineeva, Natalya;
Timofeeva, Natalya;
Potapov, Alexander

Publication type:

Article

Time–frequency characterization of seasonal temperature in India and teleconnection of temperature with atmospheric oscillation indices.

Published in:

Stochastic Environmental Research & Risk Assessment, 2024, v. 38, n. 7, p. 2651, doi. 10.1007/s00477-024-02703-5

By:

Kumar, Hareesh;
Joshi, Nitin;
Sharma, Himanshu;
Gupta, Divya;
Suryavanshi, Shakti

Publication type:

Article

Long-term periodic drought modeling.

Published in:

Stochastic Environmental Research & Risk Assessment, 2016, v. 30, n. 3, p. 901, doi. 10.1007/s00477-015-1065-x

By:

Almedeij, Jaber

Publication type:

Article

Heliopause Stability.

Published in:

Fluid Dynamics, 2024, v. 59, n. 8, p. 2339, doi. 10.1134/S0015462824605114

By:

Ruderman, M. S.

Publication type:

Article

Peculiarities of the Interstellar Dust Distribution in the Heliosphere Induced by the Time-Dependent Magnetic Field.

Published in:

Fluid Dynamics, 2024, v. 59, n. 3, p. 521, doi. 10.1134/S0015462824602298

By:

Godenko, E. A.;
Izmodenov, V. V.

Publication type:

Article

BOTANIC LESSONS FROM THE PRAIRIE.

Published in:

LA+: Interdisciplinary Journal of Landscape Architecture, 2024, n. 19, p. 76

By:

MONTGOMERY, BERONDA L.

Publication type:

Article

Bayesian Knowledge Infusion for Studying Historical Sunspot Numbers.

Published in:

Universe (2218-1997), 2024, v. 10, n. 9, p. 370, doi. 10.3390/universe10090370

By:

Jiang, Wenxin;
Ji, Haisheng

Publication type:

Article

Predicting Solar Cycles with a Parametric Time Series Model.

Published in:

Universe (2218-1997), 2024, v. 10, n. 9, p. 364, doi. 10.3390/universe10090364

By:

Petrovay, Kristof

Publication type:

Article

CME Forecasting System: Event Selection Algorithm, Dimming Data Application Limitations, and Analysis of the Results for Events of the Solar Cycle 24.

Published in:

Universe (2218-1997), 2024, v. 10, n. 8, p. 321, doi. 10.3390/universe10080321

By:

Kaportseva, Ksenia;
Shugay, Yulia;
Vakhrusheva, Anna;
Kalegaev, Vladimir;
Shiryaev, Anton;
Eremeev, Valeriy

Publication type:

Article

Lifetime of Long-Lived Sunspot Groups.

Published in:

Universe (2218-1997), 2024, v. 10, n. 8, p. 318, doi. 10.3390/universe10080318

By:

Muraközy, Judit

Publication type:

Article

Solar Energetic Particles Propagation under 3D Corotating Interaction Regions with Different Characteristic Parameters.

Published in:

Universe (2218-1997), 2024, v. 10, n. 8, p. 315, doi. 10.3390/universe10080315

By:

Zhu, Yuji;
Shen, Fang

Publication type:

Article

The Algorithm of the Two Neutron Monitors for the Analysis of the Rigidity Spectrum Variations of Galactic Cosmic Ray Intensity Flux in Solar Cycle 24.

Published in:

Universe (2218-1997), 2024, v. 10, n. 8, p. 311, doi. 10.3390/universe10080311

By:

Iskra, Krzysztof;
Siluszyk, Marek;
Wozniak, Witold

Publication type:

Article

Changes in and Recovery of the Turbulence Properties in the Magnetosheath for Different Solar Wind Streams.

Published in:

Universe (2218-1997), 2024, v. 10, n. 5, p. 194, doi. 10.3390/universe10050194

By:

Rakhmanova, Liudmila;
Khokhlachev, Alexander;
Riazantseva, Maria;
Yermolaev, Yuri;
Zastenker, Georgy

Publication type:

Article

Combining Empirical and Physics-Based Models for Solar Wind Prediction.

Published in:

Universe (2218-1997), 2024, v. 10, n. 5, p. 191, doi. 10.3390/universe10050191

By:

Johnson, Rob;
Filali Boubrahimi, Soukaina;
Bahri, Omar;
Hamdi, Shah Muhammad

Publication type:

Article

Periodic Behavior of Selected Solar, Geomagnetic and Cosmic Activity Indices during Solar Cycle 24.

Published in:

Universe (2218-1997), 2024, v. 10, n. 3, p. 107, doi. 10.3390/universe10030107

By:

Kilcik, Ali;
Rozelot, Jean-Pierre;
Ozguc, Atila

Publication type:

Article

Release Episodes of Electrons and Protons in Solar Energetic Particle Events.

Published in:

Universe (2218-1997), 2023, v. 9, n. 10, p. 432, doi. 10.3390/universe9100432

By:

Kolympiris, Vasilis;
Papaioannou, Athanasios;
Kouloumvakos, Athanasios;
Daglis, Ioannis A.;
Anastasiadis, Anastasios

Publication type:

Article

Solar-Cycle Variations of Forbidden Energetic Electrons Enhancements.

Published in:

Universe (2218-1997), 2023, v. 9, n. 8, p. 374, doi. 10.3390/universe9080374

By:

Suvorova, Alla V.

Publication type:

Article

Recurrent Large Sunspot Structures and 27-Day Component of Solar Activity as Proxies to Axis-Nonsymmetry.

Published in:

Universe (2218-1997), 2023, v. 9, n. 6, p. 271, doi. 10.3390/universe9060271

By:

Shapoval, Alexander;
Shnirman, Mikhail

Publication type:

Article

Poleward-Moving Black Aurora Associated with Impulse-Excited Field-Line Resonances in the Dawnside Sector: THEMIS and Ground Observations.

Published in:

Universe (2218-1997), 2023, v. 9, n. 6, p. 250, doi. 10.3390/universe9060250

By:

Zhao, Huayu;
Liu, Ying;
Zong, Qiugang;
Yang, Huigen;
Hu, Zejun;
Zhou, Xuzhi;
Sun, Jicheng

Publication type:

Article

The Dynamics of Earth's Cusp in Response to the Interplanetary Shock.

Published in:

Universe (2218-1997), 2023, v. 9, n. 3, p. 143, doi. 10.3390/universe9030143

By:

Ren, Jie;
Zong, Qiugang;
Fu, Suiyan;
Yang, Huigen;
Hu, Zejun;
Zhang, Xiaoxin;
Zhou, Xuzhi;
Yue, Chao;
Kistler, Lynn;
Daly, Patrick;
Kronberg, Elena;
Rankin, Robert

Publication type:

Article

Editorial to the Special Issue "Propagation of Coronal Mass Ejections".

Published in:

2023

By:

Dumbović, Mateja;
Shen, Fang

Publication type:

Editorial

Radiation Dosimetry Estimations in the Venusian Atmosphere during Different Periods of Solar Activity.

Published in:

Universe (2218-1997), 2022, v. 8, n. 12, p. 637, doi. 10.3390/universe8120637

By:

Tezari, Anastasia;
Stassinakis, Argyris N.;
Paschalis, Pavlos;
Mavromichalaki, Helen;
Plainaki, Christina;
Kanellakopoulos, Anastasios;
Crosby, Norma;
Dierckxsens, Mark;
Karaiskos, Pantelis

Publication type:

Article

Longitudinal Variations in Equatorial Ionospheric TEC from GPS, Global Ionosphere Map and International Reference Ionosphere-2016 during the Descending and Minimum Phases of Solar Cycle 24.

Published in:

Universe (2218-1997), 2022, v. 8, n. 11, p. 575, doi. 10.3390/universe8110575

By:

Ogwala, Aghogho;
Oyedokun, Oluwole Johnson;
Ogunmodimu, Olugbenga;
Akala, Andrew Ovie;
Ali, Masood Ashraf;
Jamjareegulgarn, Punyawi;
Panda, Sampad Kumar

Publication type:

Article

Ionospheric TEC Forecasting over an Indian Low Latitude Location Using Long Short-Term Memory (LSTM) Deep Learning Network.

Published in:

Universe (2218-1997), 2022, v. 8, n. 11, p. 562, doi. 10.3390/universe8110562

By:

Reddybattula, Kanaka Durga;
Nelapudi, Likhita Sai;
Moses, Mefe;
Devanaboyina, Venkata Ratnam;
Ali, Masood Ashraf;
Jamjareegulgarn, Punyawi;
Panda, Sampad Kumar

Publication type:

Article

About Cosmic Ray Modulation in the Heliosphere.

Published in:

Universe (2218-1997), 2022, v. 8, n. 11, p. 558, doi. 10.3390/universe8110558

By:

Stozhkov, Yuri;
Makhmutov, Vladimir;
Svirzhevsky, Nikolay

Publication type:

Article

Helium Abundance Decrease in ICMEs in 23–24 Solar Cycles.

Published in:

Universe (2218-1997), 2022, v. 8, n. 11, p. 557, doi. 10.3390/universe8110557

By:

Khokhlachev, Alexander A.;
Yermolaev, Yuri I.;
Lodkina, Irina G.;
Riazantseva, Maria O.;
Rakhmanova, Liudmila S.

Publication type:

Article

Peculiarities of the Heliospheric State and the Solar-Wind/Magnetosphere Coupling in the Era of Weakened Solar Activity.

Published in:

Universe (2218-1997), 2022, v. 8, n. 10, p. N.PAG, doi. 10.3390/universe8100495

By:

Yermolaev, Yuri I.;
Lodkina, Irina G.;
Khokhlachev, Alexander A.;
Yermolaev, Michael Yu.

Publication type:

Article

An Attempt to Construct an Activity Cycle Catalog with Kepler Long-Cadence Light Curves.

Published in:

Universe (2218-1997), 2022, v. 8, n. 9, p. 488, doi. 10.3390/universe8090488

By:

Shen, Yu-Fu;
Zhao, Gang;
Bird, Sarah A.

Publication type:

Article

Latitudinal Differences in Spread F Characteristics at Asian Longitude Sector during the Descending Phase of the 24th Solar Cycle.

Published in:

Universe (2218-1997), 2022, v. 8, n. 9, p. 485, doi. 10.3390/universe8090485

By:

Lan, Ting;
Jiang, Chunhua;
Yang, Guobin;
Sun, Fei;
Xu, Zhenyun;
Liu, Zhong

Publication type:

Article

Dynamics of Large-Scale Solar-Wind Streams Obtained by the Double Superposed Epoch Analysis: 5. Influence of the Solar Activity Decrease.

Published in:

Universe (2218-1997), 2022, v. 8, n. 9, p. 472, doi. 10.3390/universe8090472

By:

Yermolaev, Yuri I.;
Lodkina, Irina G.;
Khokhlachev, Alexander A.;
Yermolaev, Michael Yu.;
Riazantseva, Maria O.;
Rakhmanova, Liudmila S.;
Borodkova, Natalia L.;
Sapunova, Olga V.;
Moskaleva, Anastasiia V.

Publication type:

Article

The Variation of the X-ray Solar Flare's Time Profile.

Published in:

Universe (2218-1997), 2022, v. 8, n. 9, p. 471, doi. 10.3390/universe8090471

By:

Mawad, Ramy;
Moussas, Xenophon;
Ghamry, Essam;
Farid, Hussein M.

Publication type:

Article

Depletion of Heavy Ion Abundances in Slow Solar Wind and Its Association with Quiet Sun Regions.

Published in:

Universe (2218-1997), 2022, v. 8, n. 8, p. 393, doi. 10.3390/universe8080393

By:

Zhao, Liang;
Landi, Enrico;
Lepri, Susan T.;
Carpenter, Daniel

Publication type:

Article

Parametric Instability: An Evolutive Mechanism for the Alfvénic Turbulence in the Solar Wind.

Published in:

Universe (2218-1997), 2022, v. 8, n. 8, p. 391, doi. 10.3390/universe8080391

By:

Malara, Francesco;
Primavera, Leonardo;
Veltri, Pierluigi

Publication type:

Article

The Updated Version of the A.Ne.Mo.S. GLE Alert System: The Case of the Ground-Level Enhancement GLE73 on 28 October 2021.

Published in:

Universe (2218-1997), 2022, v. 8, n. 7, p. N.PAG, doi. 10.3390/universe8070378

By:

Mavromichalaki, Helen;
Paschalis, Pavlos;
Gerontidou, Maria;
Papailiou, Maria-Christina;
Paouris, Evangelos;
Tezari, Anastasia;
Lingri, Dimitra;
Livada, Maria;
Stassinakis, Argyris N.;
Crosby, Norma;
Dierckxsens, Mark

Publication type:

Article

Periodic Variations of Solar Corona Index during 1939–2020.

Published in:

Universe (2218-1997), 2022, v. 8, n. 7, p. N.PAG, doi. 10.3390/universe8070375

By:

Tang, Rui;
Fei, Yu;
Li, Chun;
Liu, Wen;
Tian, Xinan;
Wan, Zhongjie

Publication type:

Article

Investigating Alfvénic Turbulence in Fast and Slow Solar Wind Streams.

Published in:

Universe (2218-1997), 2022, v. 8, n. 7, p. N.PAG, doi. 10.3390/universe8070352

By:

D'Amicis, Raffaella;
Perrone, Denise;
Velli, Marco;
Sorriso-Valvo, Luca;
Telloni, Daniele;
Bruno, Roberto;
De Marco, Rossana

Publication type:

Article

Modulation of Solar Wind Impact on the Earth's Magnetosphere during the Solar Cycle.

Published in:

Universe (2218-1997), 2022, v. 8, n. 6, p. N.PAG, doi. 10.3390/universe8060330

By:

Carbone, Francesco;
Telloni, Daniele;
Yordanova, Emiliya;
Sorriso-Valvo, Luca

Publication type:

Article

Ulysses Flyby in the Heliosphere: Comparison of the Solar Wind Model with Observational Data.

Published in:

Universe (2218-1997), 2022, v. 8, n. 6, p. N.PAG, doi. 10.3390/universe8060324

By:

Maiewski, Evgeniy V.;
Malova, Helmi V.;
Popov, Victor Yu.;
Zelenyi, Lev M.

Publication type:

Article

Solar Radio Bursts Associated with In Situ Detected Energetic Electrons in Solar Cycles 23 and 24.

Published in:

Universe (2218-1997), 2022, v. 8, n. 5, p. 275, doi. 10.3390/universe8050275

By:

Miteva, Rositsa;
Samwel, Susan W.;
Zabunov, Svetoslav

Publication type:

Article

The Contribution of Large Recurrent Sunspot Groups to Solar Activity: Empirical Evidence.

Published in:

Universe (2218-1997), 2022, v. 8, n. 3, p. 180, doi. 10.3390/universe8030180

By:

Shapoval, Alexander

Publication type:

Article

M-Class Solar Flares in Solar Cycles 23 and 24: Properties and Space Weather Relevance.

Published in:

Universe (2218-1997), 2022, v. 8, n. 1, p. 39, doi. 10.3390/universe8010039

By:

Miteva, Rositsa;
Samwel, Susan W.

Publication type:

Article

Evaluation of the UMASEP-10 Version 2 Tool for Predicting All >10 MeV SEP Events of Solar Cycles 22, 23 and 24.

Published in:

Universe (2218-1997), 2022, v. 8, n. 1, p. 35, doi. 10.3390/universe8010035

By:

Núñez, Marlon

Publication type:

Article