Everyday Scientist

freeze pics

March 23, 2006 at 7:14 pm | sam | cool results

I’m happy with these results because they are pretty. Here’s our favorite environmentally sensative fluorophores in liquid (left) and frozen (right) toluene:

And we have red dyes, too! Here’s a nice red one in ethanol:

They get so much brighter! There’re even cooler looking in real life: the digital camera doesn’t capture the colors as well. For instance, as the red solution thawed, there were beautiful purple veins of liquid solution throughout the “ice.”