Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Santika, Fiar, Hery Suyanto, Ni Luh Putu Trisnawati, & I Putu Tedy Indrayana. " Determination of the Optical Band gap Energy from the Extraction and Evaporation of Anthocyanin Compound Sea Lettuce (Ulva Lactuca L.) Using Tauc Plot Method." BULETIN FISIKA [Online], 25.1 (2024): 8 – 13. Web. 3 Sep. 2026