Materials

Glow Sticks:

  • 3 Glow sticks (same color)
  • 3 beakers or similar containers
  • Water to add to the containers
    • hot water
    • room temperature
    • cold water

Fluorescent Molecules:

  • Solutions of the below fluorescent dyes dissolved in methanol or an ethyl acetate and placed in volumetric flasks:
    • 9,10-bis(phenylethynyl)anthracene
    • 9,10-diphenyl anthracene
    • Rubrene
    • Rhodamine B
    • Fluorescein

Tonic Water:

  • Bottle of tonic water

Wood:

  • 3 g of Pterocarpus indicus shavings (known as angsana, Malay padauk, or Amboyna burl)
  • 200 mL of distilled water
  • 1 drop of 1M NaOH
  • Large Erlenmeyer flask or similar container with • Large Erlenmeyer flask or similar container

 A Source of UV light:

  • Black light table (1 ft X 3 ft )