ALMA reveals thermal and non-thermal desorption of methanol ice in the HD 100546 protoplanetary disk

Author: Lucy, Evans

Publisher: Zenodo

DOI: 10.5281/zenodo.17108780

Source: https://zenodo.org/records/17108780/files/Lucy_Evans_ESO_TNF2025_Zenodo.pdf

T o esul s om o a ional diag am analysis a e consis en wi h inne
he mal deso p ion (30-50 K) and ou e pho odeso p ion (75-150
K); CH3OH/H2CO om NT dec eases om inne (~14) o ou e (~1)
Ro a ional
Diag ams
Inne : 14
Ou e : 1
CH3OH/H2CO:
ALMA e eals he mal and non- he mal deso p ion o
me hanol ice in he HD 100546 p o oplane a y disk
D Lucy E ans
Pos e lash alk 13 Ma ch 2025D Lucy E ans
Column densi y alues in gas phase as p edic ed by gas-g ain chemical model
a a ious imescales
Modelling
Momen 0 maps showing con inuum, CH3OH and H2CO emission
Emission componen s clea ly e iden in adial p o iles
2 Emission Componen s
CH3OH/H2CO a io compa ison be ween HD 100546 and objec s o a ious
e olu iona y s ages; e e ences o all alues a e lis ed in E ans e al. (2025)
Compa ison
A ailable
on a Xi !
CH3OH/H2CO:
Inne : 14
Ou e : 1
The mal Deso p ion Non-The mal Deso p ion
Collabo a o s:
D Ca he ine Walsh
D Alice S. Boo h
& co-au ho s
In e es ed? Come isi !

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