Anomalous Absorption in Cyclic C${}_3$H Radical

Suresh Chandra, S. A. Shinde

Yamamoto et al. (1987) reported the first detection of $c$-C${}_3$H radical in {TMC-1} through its transition $2_{12}\to 1_{11}$ at 91.5 GHz. Mangum and Wootten (1990) detected $c…