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Article Dans Une Revue Journal of Physics: Conference Series Année : 2020

Ammonia ices under low-energy electron irradiation - Towards quantitative desorption rates and effective cross sections

Résumé

Synopsis Low-energy (< 20 eV) electron processing of NH 3 multilayer films, systems of interest in astrochemistry, leads to significant NH 3 desorption, fragmentation, and to a complex chemistry arising from recombination and secondary processes induced by reactive products. Quantitative desorption rates of neutral species and effective cross sections for selected processes were obtained by combining three surface-sensitive techniques: High Resolution Electron-Energy Loss Spectroscopy (HREELS), Temperature Programmed Desorption (TPD) and Electron Stimulated Desorption (ESD) of neutral species.
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Dates et versions

hal-04455171 , version 1 (13-02-2024)

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L Sala, L Amiaud, C Dablemont, A Lafosse. Ammonia ices under low-energy electron irradiation - Towards quantitative desorption rates and effective cross sections. Journal of Physics: Conference Series, 2020, 31st International Conference on Photonic, Electronic and Atomic Collisions (ICPEAC XXXI) 23-30 July 2019, Deauville, France, 1412, pp.202003. ⟨10.1088/1742-6596/1412/20/202003⟩. ⟨hal-04455171⟩
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