Fun with Plasmonics: DIY Lycurgus cup

6 Juillet 2012 , Rédigé par JW Publié dans #Fancy lab

The Lycurgus cup is one the famous examples demonstrating the amazing optical properties of noble metal nanoparticles. Now with minimum chemistry knowledge, you can synthetize your own gold particles (or buy them directly on line) to realize your own Lycurgus cup.

Image at 90° illumination: the gold particles scatter light with orange color.

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Image in transmission: the flask looks almost transparent with slight purple color.

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