Kawthar Kazem Mankhi. A New Solar Water Heater Design That Receives Radiation From Multiple Facets and Features a Wavy Absorption Surface, and its Performance Efficiency Has Been Tested. CAJOTAS [Internet]. 2026 Jun. 6 [cited 2026 Jun. 8];7(3):170-5. Available from: https://cajotas.casjournal.org/index.php/CAJOTAS/article/view/1705