Efficiency of the heat sink of a solar air collector based on metal chips Javlonbek Madaminov, Mirsoli Uzbekov, Bekzod Boynazarov, Sherzod Mukhtorov, Abdulqosim Khusanboyev, Saydullo Arziyev and Zuhriddin Okhunjanov E3S Web Conf., 592 (2024) 01005 Published online: 20 November 2024 DOI: 10.1051/e3sconf/202459201005