Intrinsic point defect tolerance in selenium for indoor and tandem photovoltaics
Seán R. Kavanagh, Rasmus Nielsen, J. Lundsgaard Hansen, Rasmus Schmidt Davidsen, Ole Hansen, Alp E. Samli, Peter C. K. Vesborg, David O. Scanlon, Aron Walsh
Abstract
Intrinsic point defects are found to be inactive for electron–hole recombination, while extrinsic impurities do not contribute significantly to doping, pointing to extended defects and interfaces as limiting factors in selenium solar cells.
Topics & Concepts
TandemPhotovoltaicsSeleniumEnvironmental scienceMaterials scienceEngineeringPhotovoltaic systemElectrical engineeringComposite materialMetallurgySilicon and Solar Cell TechnologiesPhotovoltaic Systems and SustainabilityChalcogenide Semiconductor Thin Films