🌐EnglishEnglishفارسی中文EntityQ4992522· pop 5· linked from 30 articlesSplit-ring resonatora resonatorAvailable in 5 languages中文CatalanDanishفارسیvia Wikidata sitelinks · CC0Connectionsnegative index metamaterialsEntityelectromagnetic radiationEntityCategoriesElectromagnetic radiationMaterials scienceMetamaterialsOptical materialsResonatorsScattering, absorption and radiative transfer (optics)