Suppressed Superwinds in Super Star Clusters via Hydrodynamic Simulations

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

Transcript

1. Ashkbiz Danehkar
   Department of Astronomy, University of Michigan
   danehkar@umich.edu
   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)
   

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   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)
   

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   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
   

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   Cooling and Suppressed Superwinds
   Schematic View of Superwind and Super Bubble (Strickland+2003)
   Romero+ 2018, Strickland+ 2003
   

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   Cooling and Suppressed Superwinds
   E
   A1
   A
   C
   B1-1
   B
   F L
   Smith+ 2006
   500 pc
   

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   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
   

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   Cooling and Suppressed Superwinds
   Super Star Cluster NGC 5253
   (Turner et al. 2017)
   

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   Superwind & Superbubble Theory
   Superbubble Theory
   ●
   Castor+ 1975
   ●
   Weaver+ 1977
   Weaver+ 1977
   Weaver+ 1977
   

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   Superwind & Superbubble Theory
   Supewind Theory: Starburst
   M82
   ●
   Adiabatic Wind (γ=5/3)
   ●
   Chevalier & Clegg 1985
   Chevalier & Clegg 1985
   

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    Superwind & Superbubble Simulations
    ●
    MAIHEM Model in FLASH: Gray+2017
    ●
    Based on Turbulence Models with FLASH: Gray+2015, 2016, 2017
    Gray, Oey, Silich + 2019
    

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    Superwind & Superbubble Simulations
    ●
    MAIHEM Simulations in FLASH
    Temperature Density
    Danehkar, Oey, Gray +
    

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

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

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

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    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)
    

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    Cooling and Suppressed Superwinds
    Schematic View of Cool Gas and Dust around M82 (Leroy+ 2015)
    

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