DCO+ and DCN 1–0 survey toward a sample of Planck cold clumps

Open Access

Fig. 2

Spectral lines of DCO⁺ and DCN 1−0 (black line) overlaid with the Gaussian fitting results (green line) toward G159.21-20.1, as observed in 2023 using the high-velocity resolution mode (AROWS mode 13) with a velocity resolution of ~0.081 km s⁻¹. The hyperfine components of DCN 1−0 are visible.

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