Iron-pnictide superconductors: A Primer

For the edification and amusement of those beautiful crunchers who aspire to scientific literacy I am providing a brief guide for understanding the direction of cutting edge research in superconductivity.  The current trend is in studying iron arsenide superconductors, all of which are mostly two-dimensional or sandwich-like.  Below some of these crystal structures are illustrated along with short explanations to inform the non-expert.

Hot Damn Sammiches

In Deli I Trust

The lunchtime bustle has slowed. Only half the tables have occupants. Most patrons are dining alone. Only two customers stand in line. The members of the deli staff look calm and collected. Now, I shall eat.