update H- + H -> H2 + e
Kreckel et al. 2010, Science, 329, 69 report a roughly 4x larger rate for this reaction, the dominant H2 formation process in grain-free gas.
Cloudy & Associates
Kreckel et al. 2010, Science, 329, 69 report a roughly 4x larger rate for this reaction, the dominant H2 formation process in grain-free gas.
Photoionization simulations since 1978