A single-dish survey of the HCO+, HCN, and CN emission toward the T Tauri disk population in Taurus

D. M. Salter, M. R. Hogerheijde, R. F. J. van der Burg +2

(Abridged) As the stellar X-ray and UV light penetration of a protoplanetary disk depends sensitively on the dust properties, trace molecular species like HCO+, HCN, and CN are exp…