Fabrication and Characterization of Sansevieria trifasciata, Pandanus amaryllifolius and Cassia angustifolia as Photosensitizer for Dye Sensitized Solar Cells

摘要

DyesensitizedSolarCells(DSSC)isoneoftheelectriccellsphotochemicalconsistingofphotoelectrode,dye,counterelectrode,andelectrolyte.TheaimsoftheresearchtodetermineoftheopticalandelectricalcharacteristicoftheextractSansevieriatrifasciata,Pandanusamaryllifolius,andCassiaangustifolia.ThestudyisalsoaimedtodeterminetheeffectofnaturaldyesextracttoincreasetheefficiencyofsolarcellsbasedDSSC.SandwichstructuresformedinthesampleconsistedofworkingelectrodepairTitaniumdioxide(TiO2)andthecounterelectrodeplatinum(Pt).Dyeextractionprocessisperformedbystirringfor1hourandthenallowedtostandfor24hours.AbsorbancetestismeasurebyusingUV-VisspectrophotometerLambda25,conductivitytestbyusingatwo-pointprobesElkahfi100,andcharacterizationofcurrentandvoltage(I-V)byusingaKeithley2602A.Theresultsshowedthatthegreatestefficiencyof0.160%atDyePandanusamaryllifolius...