Vacuum-UV spectroscopy of interstellar ice analogs - II. Absorption cross-sections of nonpolar ice molecules

Free Access

Table 1

Infrared-band positions, infrared-band strengths (), column density (N) in 10¹⁵ molec/cm², refractive index (n_i), and the density (ρ_i) of the samples used in this work.

Species	Position		N	n _i	ρ
	[cm^-1]	[cm/molec¹]	[× 10¹⁵ molec/cm²]		[g/cm³]

CH₄	2343	^a		1.30^c	0.47^c
CO₂	1301	^b		1.21^c	0.88^c
N₂	–	–	4774	1.21^c	0.94^c
O₂	–	–		1.32^d	1.54^d

Reference.

^(a)

d’Hendecourt & Allamandola (1986);

^(b)

Yamada & Person (1964);

^(c)

Satorre et al. (2008);

^(d)

Fulvio et al. (2009).

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.