• Question: what types of crystals do you use

    Asked by imbatman to Rob, Martin, Suzanne on 18 Mar 2012. This question was also asked by jennah23.
    • Photo: Robert Thompson

      Robert Thompson answered on 18 Mar 2012:

      I use a crystal called Rubrene, It is grown by a Professor in Singapore for me. The crystal is red and its what we call Organic, meaning it is Carbon based. The chemical equation for it is C42H28

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