Radical-induced chemistry from VUV photolysis of interstellar ice analogues containing formaldehyde

Free Access

Table 2

New bands observed during the VUV photolysis of solid H₂CO at 13 K.

ν (cm^-1)		Mode	A	Molecule	Ref
¹²C	¹³C		(cm molec^-1)

2343	2275	ν(CO)	7.6 × 10^-17	CO₂	^a
2136	2087	ν(CO)	1.1 × 10^-17	CO	^b
1846	1804	ν(C = O)	2.1 × 10^-17	HCO	^c
1751	1721	ν(C = O)	2.6 × 10^-17	GA	^d
1217	1205	??		POM	^e
1109	1095	ν(C−O)	9.7 × 10^-18	POM	^e
1075	1058	ν(C−O)	3.9 × 10^-18	EG	^d
1046	xx	ν(C−O)	3.9 × 10^-18	EG	^d
1027	1006	ν(C−O)	1.8 × 10^-17	CH₃OH	^f
991	970	ν(C−O)	–	POM	^e
945	919	ν(C−O)	3.0 × 10^-17^g	POM	^e
912	887	ν(C−O)	3.0 × 10^-17^g	POM	^e

Notes. ν: stretching; δ: bending; ρ: rocking; ω: wagging.

^(a)

Bouilloud et al. (2015);

^(b)

Gerakines et al. (1996);

^(c)

Bennett & Kaiser (2007);

^(d)

Hudson et al. (2005);

^(e)

Schutte et al. (1993);

^(f)

Kerkhof et al. (1999);

^(g)

since the lengths of the polymer chains are unknown, the strengths of the indicated bands are given per carbon atom (Schutte et al. 1993).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.