Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - b). Before irradiation. Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - b). After irradiation at 1 keV and 1 µA. Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - b). After irradiation at 5 keV and 1 µA.

Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - c). Before irradiation. Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - c). After irradiation at 1 keV and 3 µA. Spectrum VIS reflectance spectrum of spherical fine-grained particles of salty ice (5 µm - 5 wt.% Nacl - c). After irradiation at 5 keV and 3 µA.