883 citations · 16.4k across the 261 of their papers we have counts for
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astro-ph2003★ 24 cited
[O I] 63 micron Emission from High and Low Luminosity AGN Galaxies
Daniel A. Dale, George Helou, James R. Brauher +3
The Infrared Space Observatory was used to search for a tracer of the warm and dense neutral interstellar medium, the [O I] 63.18 micron line, in four ultraluminous IRAS sources ly…
astro-ph2003★ 157 cited
Infrared Emission of Normal Galaxies from 2.5 to 12 Microns: ISO Spectra, Near-Infrared Continuum and Mid-Infrared Emission Features
Nanyao Lu, George Helou, Michael W. Werner +6
We present ISO-PHOT spectra of the regions 2.5-4.9um and 5.8-11.6um for a sample of 45 disk galaxies from the U.S. ISO Key Project on Normal Galaxies. The spectra can be decomposed…