• Rainbow crystals

    Dario Donnarumma 05:52 , , , ,
    Crystals obtained from the drying of urea in a sodium hydroxide (NaOH) solution. Sample sintetized by Angelo Pommella and Stefano Aime. A special thanks goes to Christophe Blanc for the set-up and to Adrian Philippe for the support.
    Technique: Polarized light
    Magnification: 10x
    Microscope: Leitz Laborlux 12 Pol S
    Camera: Nikon D50




    Location: Hôpitaux-Facultés, Montpellier, Francia

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