“…The potential use of various salt materials, mixing with numerous nanoparticles in TES applications, such as MgCl 26 H 2 O, has been revealed by numerous investigations on SEM, TEM, XRD, and other numerical studies (Mamani et al, 2018), NaKMg-Cl (Mohan et al, 2018), molten salt (Niedermeier et al, 2018;Sun et al, 2018;Lappalainen et al, 2019;Gage et al, 2021).…”