Journal of Low Temperature PhysicsNovember 2009, Volume 157, Issue 3–4, pp 75–76 | Cite asPrefaceAuthorsAuthors and affiliationsMilton W. ColeEmail authorMichael S. PettersenArticleFirst Online: 04 August 2009 29 Downloads This is a preview of subscription content, log in to check access.Copyright information© Springer Science+Business Media, LLC 2009Authors and AffiliationsMilton W. Cole1Email authorMichael S. Pettersen21.Penn State UniversityUniversity ParkUSA2.Washington and Jefferson CollegeWashingtonUSA