Layout kindergarden quenching galaxies

Spineto June 12, 2015

Peppo Gavazzi Universita’ di Milano- Bicocca

Layout The role of bars in quenching star formation (0<z<3)

G. Gavazzi (MIB) G. Consolandi “ M. Dotti “ R. Fanali “ M. Fossati (Mpe) M. Fumagalli (Durham) G. Savorgnan (Swinburne) A. Boselli (LAM) L. Gutierrez (UNAM) H. Toledo (UNAM) R. Giovanelli (Cornell) M. Haynes (Cornell)

Gavazzi+15 (A&A 1/6/15)

Spineto June 12, 2015

model

The color/mass relation

Mstar

g-io

SDSS

SDSS Coma+Local Sc

The color/mass relation

Mstar

g-io

SDSS

SDSS Coma+Local Sc

Coma Sc

Local Sc

SDSS (6136)

ETG LTG

Title

San Pedro Martir (Mx) (2006 - 2014) Hα narrow-band Imaging. (Gavazzi+15)

Arecibo-ALFALFA (2005 - 2012)21 cm obs. (Haynes+11)

Coma Sc

Local Sc

1400 Alfalfa+Hα (Gav+15) (1000 excluding clusters)

LTG

Coma Sc Local Sc

Huang+12

Brinchmann+04

Bauer+13

T.W. HI selected

Gas-rich = Normal isolated star forming LTG galaxies

Median this w Bauer+13 Whitaker+14 Schreiber+15

model

?

Mass

Barred galaxies are red within corotation radius

NGC 5921

Obs colors Sim stars Sim gas Obs gas

t1

t2

t3

Disc Bulge

BAR

Dist<40Mpc

All

Barred galaxies inside corotation

ETGs Barred galaxies outside corotation

discs

model

Ram pressure

Strangulation (Peng+15)

Layout

Thank you