EntityQ239719· pop 5· linked from 8 articlesKohn anomalySign in to savean anomaly in the dispersion relation of a phonon branch in a metalConnectionsFermi surfaceEntityenergyEntitymetalEntityInternational Standard Book NumberEntitycomplex numberEntityfrequencyEntitytopologyEntitydigital object identifierEntityInternational Standard Serial NumberEntityderivativeEntityQ180686EntityFourier transformEntitygrapheneEntitytangentEntitybibcodeEntityQ118398EntityWalter KohnEntitycondensed matter physicsEntityphononEntitypermittivityEntityCategoriesCondensed matter physics