• Metsähovi Radio Observatory Metsähovintie 114

20062020

Research output per year

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Personal profile

Education/Academic qualification

Doctor of Philosophy, Astronomy

Master of Science, Astronomy

Keywords

  • Astrophysics
  • Astronomy
  • Teaching
  • Radio astronomy
  • Numerical modelling
  • Pedagogy

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Research Output

  • 66 Article
  • 11 Conference contribution
  • 1 Conference article
  • 1 Other contribution

Solar polarization observations at 3 and 13 mm

Kallunki, J., Tornikoski, M., Kirves, P., Oinaskallio, E., Aatrokoski, J., Mujunen, A. & Tammi, J., 2020, In : Astronomische Nachrichten. 341, 1, p. 118-124 9 p.

Research output: Contribution to journalArticleScientificpeer-review

  • Study of the variable broadband emission of Markarian 501 during the most extreme Swift X-ray activity

    MAGIC Collaboration, Lähteenmäki, A., Tornikoski, M. & Tammi, J., 1 Jan 2020, (Accepted/In press) In : Astronomy & Astrophysics.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access

    The Great Markarian 421 Flare of 2010 February: Multiwavelength Variability and Correlation Studies

    Abeysekara, A. U., Benbow, W., Bird, R., Brill, A., Brose, R., Buchovecky, M., Buckley, J. H., Christiansen, J. L., Chromey, A. J., Daniel, M. K., Dumm, J., Falcone, A., Feng, Q., Finley, J. P., Fortson, L., Furniss, A., Galante, N., Gent, A., Gillanders, G. H., Giuri, C. & 239 others, Gueta, O., Hassan, T., Hervet, O., Holder, J., Hughes, G., Humensky, T. B., Johnson, C. A., Kaaret, P., Kar, P., Kelley-Hoskins, N., Kertzman, M., Kieda, D., Krause, M., Krennrich, F., Kumar, S., Lang, M. J., Moriarty, P., Mukherjee, R., Nelson, T., Nieto, D., Nievas Rosillo, M., O'Brien, S., Ong, R. A., Otte, A. N., Park, N., Petrashyk, A., Pichel, A., Pohl, M., Prado, R. R., Pueschel, E., Quinn, J., Ragan, K., Reynolds, P. T., Richards, G. T., Roache, E., Rovero, A. C., Rulten, C., Sadeh, I., Santander, M., Sembroski, G. H., Shahinyan, K., Stevenson, B., Sushch, I., Tyler, J., Vassiliev, V. V., Wakely, S. P., Weinstein, A., Wells, R. M., Wilcox, P., Wilhelm, A., Williams, D. A., Zitzer, B., Acciari, V. A., Ansoldi, S., Antonelli, L. A., Arbet Engels, A., Baack, D., Babić, A., Banerjee, B., Barres De Almeida, U., Barrio, J. A., Becerra González, J., Bednarek, W., Bellizzi, L., Bernardini, E., Berti, A., Besenrieder, J., Bhattacharyya, W., Bigongiari, C., Biland, A., Blanch, O., Bonnoli, G., Busetto, G., Carosi, R., Ceribella, G., Chai, Y., Cikota, S., Colak, S. M., Colin, U., Colombo, E., Contreras, J. L., Cortina, J., Covino, S., D'Elia, V., Da Vela, P., Dazzi, F., De Angelis, A., De Lotto, B., Delfino, M., Delgado, J., Di Pierro, F., Do Souto Espiñera, E., Dominis Prester, D., Dorner, D., Doro, M., Einecke, S., Elsaesser, D., Fallah Ramazani, V., Fattorini, A., Fernández-Barral, A., Ferrara, G., Fidalgo, D., Foffano, L., Fonseca, M. V., Font, L., Fruck, C., Galindo, D., Gallozzi, S., García López, R. J., Garczarczyk, M., Gasparyan, S., Gaug, M., Godinović, N., Green, D., Guberman, D., Hadasch, D., Hahn, A., Herrera, J., Hoang, J., Hrupec, D., Inoue, S., Ishio, K., Iwamura, Y., Kubo, H., Kushida, J., Lamastra, A., Lelas, D., Leone, F., Lindfors, E., Lombardi, S., Longo, F., López, M., López-Coto, R., López-Oramas, A., Machado De Oliveira Fraga, B., Maggio, C., Majumdar, P., Makariev, M., Mallamaci, M., Maneva, G., Manganaro, M., Mannheim, K., Maraschi, L., Mariotti, M., Martínez, M., Masuda, S., Mazin, D., Miceli, D., Minev, M., Miranda, J. M., Mirzoyan, R., Molina, E., Moralejo, A., Morcuende, D., Moreno, V., Moretti, E., Munar-Adrover, P., Neustroev, V., Niedzwiecki, A., Nievas Rosillo, M., Nigro, C., Nilsson, K., Ninci, D., Nishijima, K., Noda, K., Nogués, L., Nöthe, M., Paiano, S., Palacio, J., Palatiello, M., Paneque, D., Paoletti, R., Paredes, J. M., Peñil, P., Peresano, M., Persic, M., Prada Moroni, P. G., Prandini, E., Puljak, I., Rhode, W., Ribó, M., Rico, J., Righi, C., Rugliancich, A., Saha, L., Sahakyan, N., Saito, T., Satalecka, K., Schweizer, T., Sitarek, J., Šnidarić, I., Sobczynska, D., Somero, A., Stamerra, A., Strom, D., Strzys, M., Sun, S., Surić, T., Tavecchio, F., Temnikov, P., Terzić, T., Teshima, M., Torres-Alba, N., Tsujimoto, S., Van Scherpenberg, J., Vanzo, G., Vazquez Acosta, M., Vovk, I., Will, M., Zarić, D., Aller, H. D., Aller, M. F., Carini, M. T., Horan, D., Jordan, B., Jorstad, S. G., Kurtanidze, O. M., Kurtanidze, S. O., Lahteenmaki, A., Larionov, V. M., Larionova, E. G., Madejski, G., Marscher, A. P., Max-Moerbeck, W., Moody, J. W., Morozova, D. A., Nikolashvili, M. G., Raiteri, C. M., Readhead, A. C. S., Richards, J. L., Sadun, A. C., Sakamoto, T., Sigua, L. A., Smith, P. S., Talvikki, H., Tammi, J., Tornikoski, M., Troitsky, I. S. & Villata, M., 20 Feb 2020, In : Astrophysical Journal. 890, 2, 97.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
  • 29 Downloads (Pure)

    Unravelling the complex behavior of Mrk 421 with simultaneous X-ray and VHE observations during an extreme flaring activity in April 2013

    MAGIC Collaboration, Hovatta, T., Lähteenmäki, A., Tornikoski, M., Tammi, J. & Ramakrishnan, V., 1 Jan 2020, (Accepted/In press) In : Astronomy & Astrophysics.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access

    Cosmological Evolution of Quasar Radio Emission in the View of Multifractality

    Belete, A. B., Femmam, S., Tornikoski, M., Lahteenmaki, A., Tammi, J., Leao, I. C., Martins, B. L. C. & De Medeiros, J. R., 10 Mar 2019, In : Astrophysical Journal. 873, 2, 19 p., 108.

    Research output: Contribution to journalArticleScientificpeer-review

    Open Access
    File
    1 Citation (Scopus)
    104 Downloads (Pure)

    Projects

    V / ENIGMA

    Tammi, J.

    01/05/201531/12/2015

    Project: EU: Framework programmes funding

    Advanced Radio astronomy in Europe

    Tammi, J., Tornikoski, M. & Kallunki, J.

    01/01/201231/12/2016

    Project: EU: Framework programmes funding

    Planck-tiede Metsähovissa ja Tuorlassa

    Tammi, J., Aatrokoski, J., Järvelä, E., Oksman, M., Lähteenmäki, A. & Nieppola, E.

    01/01/201031/12/2011

    Project: Academy of Finland: Other research funding

    Datasets

    Metsähovi Radio Observatory public solar database

    Tammi, J. (Owner), Aalto University, 13 Dec 2019

    Dataset

    Activities

    Vladislavs Bezrukovs

    Joni Tammi (Host)
    11 Nov 201913 Nov 2019

    Activity: Hosting a visitor typesHosting a visitor

    Finnish-Russian Radio Astronomy Symposium

    Joni Tammi (Member)
    5 Sep 20187 Sep 2018

    Activity: Participating in or organising an event typesMembership of an organizing committee or other positions of trust of a conference or a seminar

    Seog-Tae Han

    Tuomas Savolainen (Host), Joni Tammi (Host)
    17 Oct 201820 Oct 2018

    Activity: Hosting a visitor typesHosting a visitor

    Leonid Gurvits

    Joni Tammi (Host)
    19 Sep 2017

    Activity: Hosting a visitor typesHosting a visitor

    10 "Scientists in schools" lectures (spring 2017)

    Joni Tammi (Speaker)
    1 Jan 201730 Jun 2017

    Activity: Talk or presentation typesPublic or invited talk