作者：R.E.Hummel 著 日期：2019-02-26 21:38:18
booksareseldomfinished.atbest,theyareabandoned.thesecondeditionof"electronicpropertiesofmaterials"hasbeeninusenowforaboutsevenyears.duringthistimemypublishergavemeampleopportunitiestoupdateandimprovethetextwheneverthebookwasreprinted.therewereaboutsixofthesereprintingcycles.eventually,however,itbecameclearthatsubstantiallymorenewmaterial,hadtobeaddedtoaccountforthestormydevelopmentswhichoccurredinthefieldofelectrical,optical,andmagneticmaterials.inpar