The Dis ibu ion o Complex O ganic Molecules
in Ba na d 5
1
Tadeus Ca l, E.S. Wi s öm, P. Be gman, A. Punano a,
S.B. Cha nley, A.O.H. Olo sson
adeus.ca l@chalme s.se Ga ching, 25-03-10
Image c edi s: Yann Sain y (2021), AAPOD2
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
2
COMs, e.g.,
CH3OH,
CH3CHO,
CH3OCHO,
CH3OCH3
possible gas phase
o ma ion channels, e.g.,
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
3
Pe seus Molecula Cloud Complex, d ~ 300 pc
Bally e al. (2008), Handbook o S a Fo ming Regions, Vol. I
4
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
Taque e al. (2017), A&A 607
B5 Me hanol Ho spo
CH3OH, H2O,
CH3CHO, CH3OCHO,
CH3OCH3
Wi s öm e al. (2014), ApJL 788
5
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
Ca l e al. (2025), in p epa a ion
CH3OH,
CH3CHO,
CH3OCHO,
CH3OCH3,
HCOOH,
CH2CO,
C18O,
HCO*
6
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
B5-Edge
B5-Eas 189
Ca l e al. (2025), in p epa a ion
[km s-1]
Tmb [K]
7
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
B5-Edge
B5-Eas 189
B5-Ho spo
[km s-1]
Tmb [K]
Ca l e al. (2025), in p epa a ion
8
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
AV
D
Taque e al. (2017), A&A 607
Ca l e al. (2023), MNRAS 524
Ca l e al. (2025), in p epa a ion
9
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5
CO HCO*H2CO CH3O*CH3OH
HCOO*HCOOH
CH2CO CH3CHO
CH3OCH3
CH3OCH2 * (+ H2O)
+H
+H +H +H +H
+OH *
+O
+H
+C
+CH2 *
+H
+2H
+CH3 *
+CH2 *
+CH3 *
+CH2 *
+OH *
+O
HCCO*
CH3OCHO
+HCO *
+CO
+H
CH3OCO*
HOCO*
16
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5 – Ex a Slides
B5-Ho spo &
B5-Eas 189
B5-Edge
Ca l e al. (2025), in p epa a ion
B5-Ho spo B5-Eas 189
17
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5 – Ex a Slides
Ca l e al. (2025), in p epa a ion
Scibelli e al. (2024), MNRAS 533
18
The Dis ibu ion o Complex O ganic Molecules in Ba na d 5 – Ex a Slides
Ca l e al. (2025), in p epa a ion
Scibelli e al. (2024), MNRAS 533
