Home›Browse›Kohn anomaly🌐EnglishEnglishDeutschPortuguêsالعربية日本語EntityQ239719· pop 5· linked from 8 articlesKohn anomalySign in to savean anomaly in the dispersion relation of a phonon branch in a metalAvailable in 5 languagesDeutsch日本語Portuguêsالعربيةvia Wikidata sitelinks · CC0