Alexandr Riehokainen

Department of Physics and Astronomy (Faculty of Science)

alerie@utu.fi

Vesilinnantie 5

Turku

Publications

1 of 2

(2025)
- GalaxiesGeomagnetism and Aeronomy
Riehokainen, Alexandr; Smirnova, Victoria; Solov’ev, Alexander; Strekalova, Polina
(A1 Refereed original research article in a scientific journal)
Double Filament as a Fine Structure Element of Flare ConfigurationLong-period oscillations of sunspot magnetic fields by simultaneous observations of the Global Oscillation Network Group and Solar and Heliospheric Observatory/Michelson Doppler imager (2022)
- Geomagnetism and Aeronomy
Solov'ev AA, Riehokainen A, Smirnova VV, Korol'kova OA
(A1 Refereed original research article in a scientific journal)
Variations in Daily Maximum Areas and Longitudinal Widths of Solar Coronal Holes in 2017-2020 (2022)
- Universe
Riehokainen Alexandr, Smirnova Victoria, Solov'ev Alexander, Tlatov Andrey, Zhivanovich Ivan, Al-Hamadani Firas, Strekalova Polina
(A1 Refereed original research article in a scientific journal)
(2021) Pursimo T., Takalo L. O., Sillanpää A., Kidger M., Lehto H. J., Heidt J., Charles P. A., Aller H., Aller M., Beckmann V., Benitez E., Bock H., Boltwood P., Borgeest U., de Diego J. A., de Francesco G., Dietrich M., Dultzin-Hacyan D., Efimov Yu., Fiorucci M., Ghisellini G., Gonzalez-Perez J. N., Hanski M., Heinämäki P., Honeycutt R. K., Hughes P., Karlamaa K., Katajainen S., Knee L. B. G., Kurtanidze O. M., Kuemmel M., Kuehl D., Lainela M., Lanteri L., von Linde J., Lähteenmäki A., Maesano M., Mahoney T., Marchenko S., Marscher A., Massaro E., Montagni F., Nesci R. Nikolashvili M., Nilsson K., Nurmi P., Pietilä H., Poyner G., Raiteri C. M., Rekola R., Richter G. M., Riehokainen A. Robertson J. W., Rodriguez-Espinoza J. M., Sadun A., Shakhovskoy N., Schramm K. J., Schramm T., Sobrito G., Teerikorpi P., Teräsranta H., Tornikoski M., Tosti G., Turner G. W., Valtaoja E., Valtonen M., Villata M., Wagner S. J., Webb J., Weneit W., Wiren S.
(Other publication)
(2020)
- Geomagnetism and AeronomyAstronomy and Astrophysics
Smirnova VV, Riehokainen A, Korol'kova OA, Zhivanovich I
(A1 Refereed original research article in a scientific journal)
Modulation of radio source radiation at a frequency of 37 GHz by long-period oscillations of a nearby sunspot (2019)
- Astrophysics and Space ScienceAstronomy and Astrophysics
A.A. Solov’ev, P.V. Strekalova, V.V. Smirnova, A. Riehokainen
(A1 Refereed original research article in a scientific journal)
(2019)
- Astronomy and AstrophysicsSolar Physics
Riehokainen A, Strekalova P, Solov'ev A, Smirnova V, Zhivanovich I, Moskaleva A, Varun N
(A1 Refereed original research article in a scientific journal)
QUASI-PERIODIC OSCILLATIONS OF SMALL-SCALE MAGNETIC STRUCTURES AND A SPECIFIC METHOD FOR MEASURING THE DIFFERENTIAL ROTATION OF THE SUN (2019)
- Solar-Terrestrial PhysicsAstronomical Notes / Astronomische Nachrichten
Zhivanovich I, Solov'ev AA, Riehokainen A, Efremov VI
(A1 Refereed original research article in a scientific journal)
The Characteristic Sizes of the Sunspots and Pores in Solar Cycle 24 (2019)
- Solar Physics
Tlatov A, Riehokainen A, Tlatova K
(A1 Refereed original research article in a scientific journal)
Long-term oscillations of sunspots and a special class of artifacts in SOHO/MDI and SDO/HMI data (2018)
- Astrophysics and Space Science
Efremov VI, Solov'ev AA, Parfinenko LD, Riehokainen A, Kirichek E, Smirnova VV, Varun YN, Bakunina I, Zhivanovich I
(A1 Refereed original research article in a scientific journal)
Long-period quasi-periodic oscillations of a small-scale magnetic structure on the Sun (2017)
- Astronomy and Astrophysics
D. Y. Kolotkov, V. V. Smirnova, P. V. Strekalova, A. Riehokainen, V. M. Nakariakov
(A1 Refereed original research article in a scientific journal)
(2016)
- Geomagnetism and Aeronomy
Efremov VI, Parfinenko LD, Solov'ev AA, Riehokainen A
(A1 Refereed original research article in a scientific journal)
Long-period variations in the magnetic field of small-scale solar structures (2016)
P. V. Strekalova, Yu. A. Nagovitsyn, A. Riehokainen, V. V. Smirnova
(A1 Refereed original research article in a scientific journal)
Radial profile of sunspot magnetic field on the SDO data (2016)
- Astrophysics and Space Science
I. Zhivanovich, A.A. Solov’ev, V.V. Smirnova, A. Riehokainen, V.G. Nagnibeda
(A1 Refereed original research article in a scientific journal)
(2015)
- Geomagnetism and Aeronomy
Smirnova VV, Solov'ev AA, Riehokainen A, Kallunki J
(A1 Refereed original research article in a scientific journal)
Time delay effect between long quasi-periodic oscillations of 37 GHz radio sources and the magnetic field of the nearest sunspots (2015)
- Astrophysics and Space Science
V. V. Smirnova, A. Riehokainen, A. A. Solov’ev, J. Kallunki
(A1 Refereed original research article in a scientific journal)
Artifacts of SDO/HMI data and long-period oscillations of sunspots (2013)
Smirnova V, Efremov VI, Parfinenko LD, Riehokainen A, Solov'ev AA
(A1 Refereed original research article in a scientific journal)
Long quasi-periodic oscillations of sunspots and nearby magnetic structures (2013)
Smirnova V, Riehokainen A, Solov'ev A, Kallunki J, Zhiltsov A, Ryzhov V
(A1 Refereed original research article in a scientific journal)
Investigation of quasi-periodic solar oscillations in sunspots based on SOHO/MDI magnetograms (2012)
Kallunki J, Riehokainen A
(A1 Refereed original research article in a scientific journal)
The statistical study of quasi-periodic oscillations of the radio emission in solar quiet region (2012)
Kallunki J, Riehokainen A
(A1 Refereed original research article in a scientific journal)