Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Suppressed Superwinds in Super Star Clusters via Hydrodynamic Simulations

Ashkbiz Danehkar
September 12, 2019

Suppressed Superwinds in Super Star Clusters via Hydrodynamic Simulations

Talk at Post-Doc Colloquium, University of Michigan, Ann Arbor, MI, USA, September 2019

Ashkbiz Danehkar

September 12, 2019
Tweet

More Decks by Ashkbiz Danehkar

Other Decks in Science

Transcript

  1. Ashkbiz Danehkar
    Department of Astronomy, University of Michigan
    [email protected]
    In collaborations with: Sally Oey, Will Gray, and et al.
    Suppressed Superwinds
    in Super Star Clusters
    via Hydrodynamic Simulations
    Cigar Galaxy (M82)
    Cigar Galaxy (M82)
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)

    View Slide

  2. 09/05/2019 Post Doc Colloquium
    2
    Cooling and Suppressed Superwinds
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
    M82 (Cigar Galaxy)
    M82 (Cigar Galaxy)

    View Slide

  3. 09/05/2019 Post Doc Colloquium
    3
    Superwinds and Super Bubbles
    Schematic View of Superwind and Super Bubble (Romero+ 2018, Strickland+ 2003)
    Credit: ESO/Manu Mejias
    NGC 1929 /N44
    NGC 1929 /N44

    View Slide

  4. 09/05/2019 Post Doc Colloquium
    4
    Cooling and Suppressed Superwinds
    Schematic View of Superwind and Super Bubble (Strickland+2003)
    Romero+ 2018, Strickland+ 2003

    View Slide

  5. 09/05/2019 Post Doc Colloquium
    5
    Cooling and Suppressed Superwinds
    E
    A1
    A
    C
    B1-1
    B
    F L
    Smith+ 2006
    500 pc

    View Slide

  6. 09/05/2019 Post Doc Colloquium
    6
    Cooling and Suppressed Superwinds
    NGC 2366
    NGC 2366
    Green Pea analog!
    Green Pea analog!
    [O II], [O III] and Continuum (Oey+ 2017)
    Mrk 71
    Mrk 71

    View Slide

  7. 09/05/2019 Post Doc Colloquium
    7
    Cooling and Suppressed Superwinds
    Super Star Cluster NGC 5253
    (Turner et al. 2017)

    View Slide

  8. 09/05/2019 Post Doc Colloquium
    8
    Superwind & Superbubble Theory
    Superbubble Theory

    Castor+ 1975

    Weaver+ 1977
    Weaver+ 1977
    Weaver+ 1977

    View Slide

  9. 09/05/2019 Post Doc Colloquium
    9
    Superwind & Superbubble Theory
    Supewind Theory: Starburst
    M82

    Adiabatic Wind (γ=5/3)

    Chevalier & Clegg 1985
    Chevalier & Clegg 1985

    View Slide

  10. 09/05/2019 Post Doc Colloquium
    10
    Superwind & Superbubble Simulations

    MAIHEM Model in FLASH: Gray+2017

    Based on Turbulence Models with FLASH: Gray+2015, 2016, 2017
    Gray, Oey, Silich + 2019

    View Slide

  11. 09/05/2019 Post Doc Colloquium
    11
    Superwind & Superbubble Simulations

    MAIHEM Simulations in FLASH
    Temperature Density
    Danehkar, Oey, Gray +

    View Slide

  12. 09/05/2019 Post Doc Colloquium
    12
    Future Directions

    Predict Emission Lines of Suppressed Superwinds
    BPT diagram (Kewley+ 2001, 2006)
    (Starburst)
    Gray & Scannapieco 2017

    View Slide

  13. 09/05/2019 Post Doc Colloquium
    13
    Future Directions

    Predict Emission Lines of Suppressed Superwinds
    BPT diagram of GP galaxies (Jaskot & Oey 2013)

    View Slide

  14. 09/05/2019 Post Doc Colloquium
    14
    Future Directions

    Expected Emission Lines (C IV, O III], C III], He II)
    GP-like galaxies J104557 & J141851 (Berg + 2019)

    View Slide

  15. 09/05/2019 Post Doc Colloquium
    15
    Suppressed Superwinds in Super Star Clusters
    Thank you for your attention
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
    Image Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA)
    M82 (Cigar Galaxy)
    M82 (Cigar Galaxy)

    View Slide

  16. 09/05/2019 Post Doc Colloquium
    16
    Cooling and Suppressed Superwinds
    Schematic View of Cool Gas and Dust around M82 (Leroy+ 2015)

    View Slide