Search Results - "MAVROMICHALAKI, HELEN"

Space Weather Effects on Heart Rate Variations: Sex Dependence by Maria-Christina Papailiou, Mavromichalaki, Helen

“…The effects of solar activity and the accompanying space weather events on human pathological conditions, physiological parameters and other…”
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Geomagnetic and Cosmic Ray Activity Effect on Heart Rate during the Solar Cycle 24 by Papailiou, Maria-Christina, Ioannidou, Sofia, Tezari, Anastasia, Mavromichalaki, Helen

“…The number of investigations relevant to the study of geomagnetic activity, solar events, and cosmic rays, i.e., space weather phenomena, and their impact on…”
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The ap Prediction Tool Implemented by the A.Ne.Mo.S./NKUA Group by Mavromichalaki, Helen, Livada, Maria, Stassinakis, Argyris, Gerontidou, Maria, Papailiou, Maria-Christina, Drube, Line, Karmi, Aikaterini

“…A novel tool utilizing machine learning techniques was designed to forecast ap index values for the next three consecutive days (24 values). The tool employs…”
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Human Physiological Parameters Related to Solar and Geomagnetic Disturbances: Data from Different Geographic Regions by Mavromichalaki, Helen, Papailiou, Maria-Christina, Gerontidou, Maria, Dimitrova, Svetla, Kudela, Karel

“…It is well known that the various manifestations of space weather can influence a wide range of human activities, from technological systems to human health…”
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Radiation Exposure in the Lower Atmosphere during Different Periods of Solar Activity by Tezari, Anastasia, Paschalis, Pavlos, Stassinakis, Argyris, Mavromichalaki, Helen, Karaiskos, Pantelis, Gerontidou, Maria, Alexandridis, Dimitris, Kanellakopoulos, Anastasios, Crosby, Norma, Dierckxsens, Mark

“…In recent years, there has been a huge increase in air travel, both for business and leisure. For this reason, entities such as the European Commission and the…”
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Precursory Signs of Large Forbush Decreases in Relation to Cosmic Rays Equatorial Anisotropy Variation by Papailiou, Maria-Christina, Abunina, Maria, Mavromichalaki, Helen, Shlyk, Nataly, Belov, Semyon, Abunin, Artem, Gerontidou, Maria, Belov, Anatoly, Yanke, Victor, Triantou, Amalia

“…Forbush decreases are usually characterized by increased values of cosmic ray anisotropy. The precursory signs, i.e., pre-increases and especially…”
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Unusual Forbush Decreases and Geomagnetic Storms on 24 March, 2024 and 11 May, 2024 by Mavromichalaki, Helen, Papailiou, Maria-Christina, Livada, Maria, Gerontidou, Maria, Paschalis, Pavlos, Stassinakis, Argyris, Abunina, Maria, Shlyk, Nataly, Abunin, Artem, Belov, Anatoly, Yanke, Victor, Crosby, Norma, Dierckxsens, Mark, Drube, Line

“…As the current solar cycle 25 progresses and moves towards solar maxima, solar activity is increasing and extreme space weather events are taking place. Two…”
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Estimation of Radiation Exposure for Various Flights from Athens International Airport by Tezari, Anastasia, Stassinakis, Argyris N., Makrantoni, Panagiota, Paschalis, Pavlos, Alexandridis, Dimitris, Gerontidou, Maria, Mavromichalaki, Helen, Karaiskos, Pantelis, Crosby, Norma, Dierckxsens, Mark

“…In recent decades, the exposure of aviation crews and passengers to cosmic radiation has been progressively increasing due to the growing need of flights…”
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An Assessment of the GLE Alert++ Warning System by Mavromichalaki, Helen, Paschalis, Pavlos, Gerontidou, Maria, Tezari, Anastasia, Papailiou, Maria-Christina, Lingri, Dimitra, Livada, Maria, Stassinakis, Argyris, Crosby, Norma, Dierckxsens, Mark

“…Over the last years the Athens Cosmic Ray Group of the National & Kapodistrian University of Athens has implemented a warning tool called GLE Alert, which is a…”
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Estimation of Cosmic-Ray-Induced Atmospheric Ionization and Radiation at Commercial Aviation Flight Altitudes by Makrantoni, Panagiota, Tezari, Anastasia, Stassinakis, Argyris N., Paschalis, Pavlos, Gerontidou, Maria, Karaiskos, Pantelis, Georgakilas, Alexandros G., Mavromichalaki, Helen, Usoskin, Ilya G., Crosby, Norma, Dierckxsens, Mark

“…The main source of the ionization of the Earth’s atmosphere is the cosmic radiation that depends on solar activity as well as geomagnetic activity. Galactic…”
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Radiation Dosimetry Estimations in the Venusian Atmosphere during Different Periods of Solar Activity by Tezari, Anastasia, Stassinakis, Argyris N., Paschalis, Pavlos, Mavromichalaki, Helen, Plainaki, Christina, Kanellakopoulos, Anastasios, Crosby, Norma, Dierckxsens, Mark, Karaiskos, Pantelis

“…The new space era has expanded the exploration of other planets of our solar system. In this work, radiation quantities are estimated in the Venusian…”
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The Updated Version of the A.Ne.Mo.S. GLE Alert System: The Case of the Ground-Level Enhancement GLE73 on 28 October 2021 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

“…A ground-level enhancement (GLE) event is a sudden increase in cosmic ray intensity originated by solar sources and recorded by ground-based detectors. GLEs…”
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Long-Term Cosmic Ray Variability and the CME-Index by Mavromichalaki, Helen, Paouris, Evangelos

“…The cosmic ray modulation in relation to solar activity indices and heliospheric parameters during the period January 1996–October 2011, covering the solar…”
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Effective Acceleration Model for the Arrival Time of Interplanetary Shocks driven by Coronal Mass Ejections by Paouris, Evangelos, Mavromichalaki, Helen

“…In a previous work (Paouris and Mavromichalaki in Solar Phys . 292 , 30, 2017 ), we presented a total of 266 interplanetary coronal mass ejections (ICMEs) with…”
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Real time processing of neutron monitor data using the edge editor algorithm by Paschalis, Pavlos, Mavromichalaki, Helen

“…The nucleonic component of the secondary cosmic rays is measured by the worldwide network of neutron monitors (NMs). In most cases, a NM station publishes the…”
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Interplanetary Coronal Mass Ejections Resulting from Earth-Directed CMEs Using SOHO and ACE Combined Data During Solar Cycle 23 by Paouris, Evangelos, Mavromichalaki, Helen

“…In this work a total of 266 interplanetary coronal mass ejections observed by the Solar and Heliospheric Observatory / Large Angle and Spectrometric…”
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Interplanetary Coronal Mass Ejections as the Driver of Non-recurrent Forbush Decreases by Papaioannou, Athanasios, Belov, Anatoly, Abunina, Maria, Eroshenko, Eugenia, Abunin, Artem, Anastasiadis, Anastasios, Patsourakos, Spiros, Mavromichalaki, Helen

“…Interplanetary coronal mass ejections (ICMEs) are the counterparts of coronal mass ejections (CMEs) that extend in the interplanetary (IP) space and interact…”
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Space weather phenomena on heart rate: a study in the Greek region by Papailiou, Maria, Ioannidou, Sofia, Tezari, Anastasia, Lingri, Dimitra, Konstantaki, Maria, Mavromichalaki, Helen, Dimitrova, Svetla

“…Many scientific investigations have focused on how space weather phenomena, taking place in the vicinity of the Earth, may influence different aspects of life…”
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Statistical analysis on the current capability to predict the Ap Geomagnetic Index by Paouris, Evangelos, Abunina, Maria, Belov, Anatoly, Mavromichalaki, Helen

“…In this work, forecasting results of the daily Ap geomagnetic index by different Space Weather Prediction Centers (SWPCs) covering the time period from October…”
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Possible Estimation of the Solar Cycle Characteristic Parameters by the 10.7 cm Solar Radio Flux by Lampropoulos, George, Mavromichalaki, Helen, Tritakis, Vasilis

“…Two independent methods for estimating basic parameters of the solar cycle are presented. The first of them, the ascending-descending triangle method, is based…”
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