Americium Glow ...

My little disk of americium 241 makes a glowing blue dot on a zinc sulfide screen. The americium gives off alpha radiation which makes the zinc sulfide fluoresce blue.

Flickr page for this photo.

Visit the Eye for Science Flickr group.

Get the "Eye for Science" widget here and install it on your own blog. Spread the scienticity!

Like this image? Want it for your smartphone wallpaper?
Use this QR Code to load it on your smartphone and enjoy!