🌐EnglishEnglishPortuguêsРусскийالعربية한국어中文日本語EntityQ2381860· pop 10· linked from 18 articlesDelta potentialmodel of an energy potential in quantum mechanicsAvailable in 9 languages中文РусскийPortuguêsالعربيةGreekHebrewUkrainian한국어via Wikidata sitelinks · CC0Connectionslinear differential equationEntitydihydrogen cationEntityCategoriesExactly solvable modelsQuantum mechanical potentialsQuantum modelsScattering theorySchrödinger equation