35 citations · 56 across the 2 of their papers we have counts for
3 papers
astro-ph2008★ 21 cited
Velocity Structure in the Orion Nebula. II. Emission Line Atlas of Partially Ionized to Fully Ionized Gas
Ma. T. García-Díaz, W. J. Henney, J. A. López +2
We present an atlas of three-dimensional (position-position-velocity) spectra of the Orion Nebula in optical emission lines from a variety of different ionization stages: [O I] 630…
astro-ph2007★ 35 cited
Determination of the Physical Conditions of the Knots in the Helix Nebula from Optical and Infrared Observations
C. R. O'Dell, W. J. Henney, G. J. Ferland
[Abridged] We use new HST and archived images to clarify the nature of the knots in the Helix Nebula. We employ published far infrared spectrophotometry and existing 2.12 micron im…
astro-ph1994
Doppler Ghosts in a Hall of Mirrors: Polarisation Profiles of Scattered Emission Lines
W. J. Henney
The Doppler shifts of optical emission lines which have been scattered by surrounding dust and electrons can provide useful information about the kinematics, geometry and physical…