Send the following on WhatsApp
Continue to ChatThe effects of Bi doping on optical properties of SnO2 thin films by sol-gel routes: Urbach rule - https://avesis.erdogan.edu.tr/publication/details/a3e69f46-8813-4e0d-aca9-6e375fbdd918/the-effects-of-bi-doping-on-optical-properties-of-sno2-thin-films-by-sol-gel-routes-urbach-rule