Millimeter wave spectrum and search for vinyl isocyanate toward Sgr B2(N) with ALMA

Open Access

Table 2

Partition functions and abundances for the two isomers of vinyl isocyanate.

	Trans isomer			Cis isomer
T (K)	Q_rot	Q_vib	(%)^(a)	Q_rot^(b)	Q_vib	(%)
300.000	46450.52	9.03	74	16049.82	9.22	26	62500.34	9.08
225.000	30146.59	4.89	82	6435.09	5.00	18	36581.68	4.91
150.000	16397.84	2.65	92	1336.05	2.69	8	17733.89	2.65
75.000	5794.43	1.39	100	26.29	1.38	0	5820.71	1.39
37.500	2048.88	1.06	100	0.03	1.05	0	2048.91	1.06
18.750	724.98	1.00	100	0.00	1.00	0	724.98	1.00
9.375	256.81	1.00	100	0.00	1.00	0	256.81	1.00
5.000	100.37	1.00	100	0.00	1.00	0	100.37	1.00
2.725	40.65	1.00	100	0.00	1.00	0	40.65	1.00

Notes. ^(a)Isomer abundance calculated as where Q_tot = Q_rot × Q_vib. ^(b)Corrected for the energy difference between the trans and cis isomer, i.e., the 0₀,o level is set to 301 cm⁻¹.

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.