182 citations · 182 across the 1 of their papers we have counts for
2 papers
astro-ph1997★ 182 cited
New Protostellar Collapse Candidates: An HCO+ Survey of the Class 0 Sources
Erik M. Gregersen, Neal J. Evans, Shudong Zhou +1
We have observed 23 Class 0 sources in the HCO+ J=4-3 and 3-2 lines. The mean bolometric temperature of the 16 sources with well-determined values is 44 K and the mean luminosity i…
astro-ph1995
Observation of Infrared and Radio Lines of Molecules toward GL2591 and Comparison to Physical and Chemical Models
John S. Carr, Neal J. Evans, J. H. Lacy +1
We have observed rovibrational transitions of acetylene and HCN near 13 microns in absorption toward GL2591. We also observed rotational lines of CS, HCN, H2CO, and HCO+. The combi…