Substrate controls photovoltage, photocurrent and carrier separation in nanostructured Bi<sub>2</sub>S<sub>3</sub> films
Sherdil Khan, Sahar Daemi, Maria Kanwal, Chengcan Xiao, Frank E. Osterloh
Abstract
Bi 2 S 3 is a narrow bandgap semiconductor of interest for the construction of solar energy devices and can be synthesized by E-Chem/Sulfurization approach. The (photo)current from Bi 2 S 3 can be controlled by the substrate workfunction and its resistance.
Topics & Concepts
PhotocurrentSubstrate (aquarium)Materials scienceBand gapOptoelectronicsSemiconductorSurface photovoltageNanotechnologyPhysicsGeologyQuantum mechanicsSpectroscopyOceanographyChalcogenide Semiconductor Thin FilmsSurface and Thin Film Phenomena2D Materials and Applications