Talk at American Astronomical Society (AAS) Winter 237st Virtual Meeting, USA, January 12, 2021, https://doi.org/10.6084/m9.figshare.13720114

1. Ashkbiz Danehkar
Department of Astronomy, University of Michigan
danehkar@umich.edu
In Collaborations with: Sally Oey, and Will Gray
237th AAS Meeting, Virtually Anywhere, January 12th, 2021
Emission Lines from
Superwinds of
Super Star Clusters

2. 2
Superwinds and Super Bubbles
Schematic View of Superwind and Super Bubble (Romero+ 2018, Strickland+ 2003)

3. 3
Catastrophic Cooling of Superwind
NGC 2366
Green Pea analog!
[O II], [O III] and Continuum (Oey+ 2017)
Mrk 71
Oey + 2017

4. 4
Superwind Theory

Adiabatic Solution
– Chevalier & Clegg 1985
– Without Radiative Cooling

Radiative Solution
– Silich et al. 2004
– With Radiative Cooling
Silich + 2004

5. 5
Superwind Theory

Superbubble Theory
– Castor+ 1975
– Weaver+ 1977
Weaver+ 1977
Weaver+ 1977

6. 6
Hydrodynamic Simulation of Superwinds
Radiative Cooling
Silich + 2004
Silich + 2004

7. 7
Hydrodynamic Simulation of Superwinds
MAIHEM: modified version of FLASH: Gray+2015, 2016, 2017
Gray, Oey, Silich + 2019

8. 8
Hydrodynamic Simulation of Superwinds
MAIHEM Simulations in FLASH
Temperature Density
Danehkar, Oey, Gray, 2021

9. 9
Hydrodynamic Simulation of Superwinds
Radiative Cooling

adiabatic (AC), adiabatic with bubble (AB),

catastrophic cooling (CC), catastrophic cooling the bubble (CB)
Temperature discrepancy factor (fT = Trad / Tadi)
Danehkar, Oey, Gray, 2021

10. 10
Diagnostic Diagrams
Emission Lines of Superwinds
Danehkar, Oey, Gray, 2021
Gray, Oey, Silich + 2019

11. 11
Diagnostic Diagrams
Danehkar, Oey, Gray, 2021
Optical Emission Lines (radiation-bounded)

12. 12
Diagnostic Diagrams
Danehkar, Oey, Gray, 2021
UV Emission Lines (radiation-bounded)

13. 13
Diagnostic Diagrams
Danehkar, Oey, Gray, 2021
UV Emission Lines (partially density-bounded)

14. 14
Diagnostic Diagrams
Danehkar, Oey, Gray, 2021
UV Emission Lines (radiation-bounded)

15. 15
Diagnostic Diagrams
Danehkar, Oey, Gray, 2021
UV Emission Lines (partially density-bounded)

16. 16
Summary

Superwinds Theory
 Without Radiative Cooling (Chevalier & Clegg 85)
 With Radiative Cooling (Silich + 2004)

Superwind Suppression
– Catastrophic Cooling (Gray, Oey, Silich, 2019)
– Parametric Investigation (Danehkar, Oey, Gray, 2021)

Emission-line Predictions(Danehkar, Oey, Gray, 2021)
– Emission flux calculated for adiabatic and cooling solutions
– BPT & UV Diagnostic Diagrams

17. 17
Thank you for your attention