136 citations · 325 across the 8 of their papers we have counts for
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astro-ph.EP2013★ 28 cited
The Influence of Galactic Cosmic Rays on Ion-Neutral Hydrocarbon Chemistry in the Upper Atmospheres of Free-Floating Exoplanets
P. B. Rimmer, Ch. Helling, C. Bilger
Cosmic rays may be linked to the formation of volatiles necessary for prebiotic chemistry. We explore the effect of cosmic rays in a hydrogen-dominated atmosphere, as a proof-of-co…
astro-ph.SR2013★ 47 cited
Ionization in atmospheres of Brown Dwarfs and extrasolar planets IV. The Effect of Cosmic Rays
Paul Rimmer, Christiane Helling
Cosmic rays provide an important source for free electrons in the Earth's atmosphere and also in dense interstellar regions where they produce a prevailing background ionization. W…