%0 Journal Article %A Antoine Georges %T The beauty of impurities: Two revivals of Friedel's virtual bound-state concept %J Comptes Rendus. Physique %D 2016 %P 430-446 %V 17 %N 3-4 %I Elsevier %R 10.1016/j.crhy.2015.12.005 %G en %F CRPHYS_2016__17_3-4_430_0