Long-term variations in the correlation between NAO and solar activity: The importance of north–south solar activity asymmetry for atmospheric circulation
Georgieva, Katya, Kirov, Boian, Tonev, Peter, Guineva, Veneta, Atanasov, Dimitar
Published in Advances in space research (2007)
Published in Advances in space research (2007)
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Journal Article
Langmuir Probes' Secondary Power Supply System for the "Obstanovka" Experiment and Plasma-wave Complex Aboard the Russian Segment of the International Space Station
Gramatikov, Pavlin, Kirov, Boian
Published in Proceedings of the Bulgarian Academy of Sciences (31.08.2022)
Published in Proceedings of the Bulgarian Academy of Sciences (31.08.2022)
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Journal Article
Solar dynamo and geomagnetic activity
Georgieva, Katya, Kirov, Boian
Published in Journal of atmospheric and solar-terrestrial physics (01.02.2011)
Published in Journal of atmospheric and solar-terrestrial physics (01.02.2011)
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Journal Article
Solar dynamo and geomagnetic activity: Space Climate
GEORGIEVA, Katya, KIROV, Boian
Published in Journal of atmospheric and solar-terrestrial physics (2011)
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Published in Journal of atmospheric and solar-terrestrial physics (2011)
Journal Article
Solar signals detected within neutral atmospheric and ionospheric parameters
Koucka Knizova, Petra, Georgieva, Katya, Mosna, Zbysek, Kozubek, Michal, Kouba, Daniel, Kirov, Boian, Potuzníkova, Katerina, Boska, Josef
Published in Journal of atmospheric and solar-terrestrial physics (01.06.2018)
Published in Journal of atmospheric and solar-terrestrial physics (01.06.2018)
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Journal Article
Impact of magnetic clouds on the middle atmosphere and geomagnetic disturbances
Georgieva, Katya, Kirov, Boian, Atanassov, Dimitar, Boneva, Ani
Published in Journal of atmospheric and solar-terrestrial physics (2005)
Published in Journal of atmospheric and solar-terrestrial physics (2005)
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Journal Article
Conference Proceeding
Helicity of Magnetic Clouds and Solar Cycle Variations of their Geoeffectiveness
Georgieva, Katya, Kirov, Boian
Published in Proceedings of the International Astronomical Union (01.09.2004)
Published in Proceedings of the International Astronomical Union (01.09.2004)
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Journal Article
What causes geomagnetic activity during sunspot minimum
Kirov, Boian, Asenovski, Simeon, Georgieva, Katya, Obridko, Vladimir
Published in arXiv.org (02.12.2014)
Published in arXiv.org (02.12.2014)
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Paper
Journal Article
Spacecraft charging and an instrument for its monitoring aboard the International Space Station
Kirov, B, Georgieva, K, Vassilev, V
Published in Electrical Overstress/Electrostatic Discharge Symposium Proceedings 2010 (01.10.2010)
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Published in Electrical Overstress/Electrostatic Discharge Symposium Proceedings 2010 (01.10.2010)
Conference Proceeding