Analisa Kualitas Klorofil dan Absorbansi Daun Jarak Merah (Jatropha Gossypifolia L.) dan Daun Biduri (Calotropis Gigantea) Sebagai Bahan Pewarna Pada Dye Sensitized Solar Cell (DSSC) : Analysis of Chlorophyll Quality and Absorbance of Red Jatropha (Jatropha Gossypifolia L.) Leaves and Biduri Leaves (Calotropis Gigantea) as Dye Sensitized Solar Cells (DSSC)). Gravitasi [Internet]. 2021 Dec. 31 [cited 2026 Sep. 30];20(2):47-50. Available from: https://bestjournal.untad.ac.id/index.php/GravitasiFisika/article/view/15734