Once I saw a presentation where they did something similar but with trapping a single atom with lasers [1]. Basically Szilard's engine is a clever "toy" model f

Once I saw a presentation where they did something similar but with trapping a single atom with lasers [1]. Basically Szilard's engine is a clever "toy" model for predicting Landauer's principle [2] that they verified. [1] http://www.nature.com/nature/journal/v483/n7388/full/nature10872.html http://www.nature.com/nature/journal/v483/n7388/full/nature1... [2] http://en.wikipedia.org/wiki/Landauer%27s_principle http://en.wikipedia.org/wiki/Landauer%27s_principle