Projects funded by the NCN

Information on the principal investigator and host institution

Information of the project and the call

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Cosmic masers as a tool for identifying accretion outbursts of high-mass protostars

2021/43/B/ST9/02008

Keywords:

high-mass star formation maser emission accretion discs molecular outflows variability of masers very long baseline interferometry VLBI

Descriptors:

  • ST9_003:
  • ST9_004:
  • ST9_008:

Panel:

ST9 - Astronomy and space science: astrophysics, astrochemistry, astrobiology, solar system, planetary systems, stellar, galactic and extragalactic astronomy, space science, instrumentation

Host institution :

Uniwersytet Mikołaja Kopernika w Toruniu, Wydział Fizyki, Astronomii i Informatyki Stosowanej

woj. kujawsko-pomorskie

Other projects carried out by the institution 

Principal investigator (from the host institution):

dr hab. Anna Bartkiewicz 

Number of co-investigators in the project: 6

Call: OPUS 22 - announced on 2021-09-15

Amount awarded: 568 642 PLN

Project start date (Y-m-d): 2022-09-01

Project end date (Y-m-d): 2025-08-31

Project duration:: 36 months (the same as in the proposal)

Project status: Project completed

Project description

Download the project description in a pdf file

Note - project descriptions were prepared by the authors of the applications themselves and placed in the system in an unchanged form.

Information in the final report

  • Publication in academic press/journals (3)
  1. Milliarcsecond structure and variability of methanol maser emission in three high-mass protostars
    Authors:
    Aberfelds, A.; Bartkiewicz, A.; Szymczak, M.; Šteinbergs, J.; Surcis, G.; Kobak, A.; Durjasz, M.; Shmeld, I.
    Academic press:
    Monthly Notices of the Royal Astronomical Society (rok: 2023, tom: 524, strony: 599-618), Wydawca: Oxford University Press
    Status:
    Published
    DOI:
    10.1093/mnras/stad1752 - link to the publication
  2. Multi-frequency VLBI observations of maser lines during the 6.7 GHz maser flare in the high-mass young stellar object G24.33+0.14
    Authors:
    Kobak, A.; Bartkiewicz, A.; Szymczak, M.; Olech, M.; Durjasz, M.; Wolak, P.; Chibueze, J.O.; Hirota, T.; Eislöffel, J.; Stecklum, B.; Sobolev, A.; Bayandina, O.; Orosz, G.; Burns, R.A.; Kim, K.-T.; van den Heever, S.P.
    Academic press:
    Astronomy and Astrophysics (rok: 2023, tom: 671, strony: id.A135, 1-26), Wydawca: www.edpsciences.org
    Status:
    Published
    DOI:
    10.1051/0004-6361/202244772 - link to the publication
  3. A Keplerian disk with a four-arm spiral birthing an episodically accreting high-mass protostar
    Authors:
    Burns, R.A.; Uno, Y.; Sakai, N.; Blanchard, J.; Rosli, Z.; Orosz, G.; Yonekura, Y.; Tanabe, Y.; Sugiyama, K.; Hirota, T.; Kim, Kee-Tae; Aberfelds, A.; Volvach, A. E.; Bartkiewicz, A.; Caratti o Garatti, A.; Sobolev, A. M.; Stecklum, B.; Brogan, C.; Phillips, C.; Ladeyschikov, D. A.; Johnstone, D.; Surcis, G.; MacLeod, G. C.; Linz, H.; Chibueze, J.O.; Brand, J.; Eislöffel, J.; Hyland, L.; Uscanga, L.; Olech, M.; Durjasz, M.; Bayandina, O.; Breen, S.; Ellingsen, S. P.; van den Heever, S.P.; Hunter, T.R.; Chen, X.
    Academic press:
    Nature Astronomy (rok: 2023, tom: 7, strony: 557-568), Wydawca: Springer Nature
    Status:
    Published
    DOI:
    10.1038/s41550-023-01899-w - link to the publication

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