Image Details
Caption: Fig. 3.
H2 emission spectra produced at ζ/nH = 10−17 cm3 s−1 and T = 500 K with electron pumping either included (top) or excluded (bottom) for a density of (a) 10 cm−3, (b) 103 cm−3, (c) 105 cm−3, and (d) 107 cm−3.
© 1997. The American Astronomical Society. All rights reserved. Printed in U.S.A.