1. GPS Atlas of CO Shells and IR Bubbles
Thermal ISM Physics
Tsuda, Y., Sofue.Y., Onodera, S. & GPS Team @ NRO UM
１.Atlas of CO Shells
(1) Identify CO Shells/=> GPS Atlas of CO Shells
(2) Shells with/without IR (Spitzer) bubbles or Radio SNRs
(3) Thermal/Gravitational ISM Physics
MSX 26 mu
GPS CO
on MSX
+SB/SNR
(CO Peak-intensity map by J. Nishimura )
Spitzer bub.
SNR
N12 = G (Spitzer bub. (Deharveng et al. 2012)
2. CO Shell Properties
G in CO
Ico
Velo. channel maps,
PV diagrams
3. Thermal ISM Physics
Gravitational Clumps
Vlsr=57 km/s
Vsig~2 km/s
Dkin~5 kpc
R~10 pc
Ico ~ 20 K km/s
N~4 E21 H2 cm^-2
Mmol~5 E3 Msun
Mdyn~4 E3Msun
Ekin ~ Egrav~E48 ergs
Thermal Shells, arcs, filaments
G mu
Formation of shells/filaments/holes by thermal instabbility
(Sofue, Sabano 1986)