Estimation of Charge Carrier Density of Turmeric Dye in the Presence of Polyvinyl Alcohol (PVA) and Its Electrical Characterization as Herbal Diode. J. Sci. Res. [Internet]. 2022 Jan. 1 [cited 2026 Jun. 26];14(1):11-25. Available from: https://www.banglajol.info/index.php/JSR/article/view/51841