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molecules:ism:hcns [2019/02/25 22:38] – external edit 127.0.0.1 | molecules:ism:hcns [2024/02/01 13:55] – [Thiocyanic acid] mueller | ||
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===== On the Detection of HCNS Isomers in the Interstellar Medium ===== | ===== On the Detection of HCNS Isomers in the Interstellar Medium ===== | ||
- | **Isothiocyanic acid**, **HNCS**, the lowest energy isomer, was detected in the Galactic center source Sgr B2(OH) by\\ | + | ==== Isothiocyanic acid ==== |
+ | |||
+ | **HNCS**, the lowest energy isomer, was detected in the Galactic center source Sgr B2(OH) by\\ | ||
M. A. Frerking, R. A. Linke, and P. Thaddeus,\\ | M. A. Frerking, R. A. Linke, and P. Thaddeus,\\ | ||
- | **[[http://dx.doi.org/ | + | **[[https:// |
// | // | ||
- | They detected 5 successive // | + | They detected 5 successive // |
+ | \\ | ||
- | The only detection in a different source, | + | The detection in Sgr B2 is described below in the HSCN section.\\ |
+ | \\ | ||
+ | G. R. Adande, D. T. Halfen, L. M. Ziurys, D. Quan, and E. Herbst\\ | ||
+ | report on\\ | ||
+ | **[[https:// | ||
+ | // | ||
+ | The 12 m ARO telescope probably probes the envelope of Sgr B2, where they found ratios of 2 to 7, whereas they found a ratio close to 1 in the dark molecular cloud TMC-1.\\ | ||
+ | \\ | ||
+ | |||
+ | L. Velilla Prieto, C. Sánchez Contreras, J. Cernicharo, M. Agúndez, G. Quintana-Lacaci, | ||
+ | V. Bujarrabal, F. Herpin, K. M. Menten, and F. Wyrowski\\ | ||
+ | report on\\ | ||
+ | **[[https:// | ||
+ | //Astron. Astrophys.// | ||
+ | The molecules were identified in the course of a line survey of the circumstellar envelope of this O-rich AGB star, aka QX Pup, with the IRAM 30 m dish at 3 to 1 mm.\\ | ||
+ | \\ | ||
---- | ---- | ||
- | The detection of **thiocyanic acid**, | + | Contributor(s): |
+ | |||
+ | ---- | ||
+ | |||
+ | |||
+ | ==== Thiocyanic acid ==== | ||
+ | |||
+ | The detection of **HSCN**, the second isomer, has been reported by\\ | ||
D. T. Halfen, L. M. Ziurys, S. Brünken, C. A. Gottlieb, M. C. McCarthy, and P. Thaddeus,\\ | D. T. Halfen, L. M. Ziurys, S. Brünken, C. A. Gottlieb, M. C. McCarthy, and P. Thaddeus,\\ | ||
- | **[[http://dx.doi.org/ | + | **[[https:// |
// | // | ||
- | The Arizona Radio Observatory 12 m telescope has been employed to detect the // | + | The Arizona Radio Observatory 12 m telescope has been employed to detect the // |
+ | \\ | ||
+ | J. Cernicharo, M. Agúndez, C. Cabezas, B. Tercero, R. Fuentetaja, N. Marcelino, and P. de Vicente \\ | ||
+ | announced the\\ | ||
+ | **[[https:// | ||
+ | A study of the isomers of HNCS and HNCO in TMC-1]]**\\ | ||
+ | //Astron. Astrophys.// | ||
+ | The authors detect DSCN and H< | ||
+ | \\ | ||
---- | ---- | ||
- | Contributor(s): | + | Contributor(s): |
+ | ---- | ||
+ | |||
+ | |||
+ | ==== Thiofulminic acid ==== | ||
+ | |||
+ | J. Cernicharo, M. Agúndez, C. Cabezas, B. Tercero, R. Fuentetaja, N. Marcelino, and P. de Vicente \\ | ||
+ | announced the\\ | ||
+ | **[[https:// | ||
+ | A study of the isomers of HNCS and HNCO in TMC-1]]**\\ | ||
+ | //Astron. Astrophys.// | ||
+ | The molecule was identified in the course of a line survey carried out with the Yebes 40 m and IRAM 30 m dishes. Three transitions, | ||
+ | \\ | ||
---- | ---- | ||
+ | Contributor(s): | ||
+ | |||
+ | ---- | ||