High efficiency Cu<sub>2</sub>ZnSnS<sub>4</sub> solar cells over FTO substrates and their CZTS/CdS interface passivation <i>via</i> thermal evaporation of Al<sub>2</sub>O<sub>3</sub>
Esteban Ojeda-Durán, Karim Monfil Leyva, Jacob Andrade‐Arvizu, Ignacio Becerril‐Romero, Yudania Sánchez, Robert Fonoll‐Rubio, Maxim Guc, Zacharie Jehl Li‐Kao, José Alberto Luna López, Edgardo Saucedo
Abstract
Sulfur kesterite (CZTS) solar cells on transparent substrate (FTO) showing <italic>η</italic> = 7.3% and <italic>V</italic><sub>oc</sub> = 700 mV (structure: SLG/FTO/Mo (20 nm)/CZTS/Al<sub>2</sub>O<sub>3</sub>/CdS/i-ZnO/ITO) and <italic>η</italic> = 7.7% and <italic>V</italic><sub>oc</sub> = 677 mV (structure: SLG/FTO/Mo (20 nm)/CZTS/CdS/i-ZnO/ITO).
Topics & Concepts
KesteriteCZTSMaterials sciencePassivationSubstrate (aquarium)CrystallographyOptoelectronicsNanotechnologySolar cellLayer (electronics)ChemistryOceanographyGeologyChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesCopper-based nanomaterials and applications