Exploring physical characteristics of double perovskites Na2CuAsX6 (X = F, Cl, Br, and I) for solar energy harvesting and wasted heat recovery applications

Ahmad Ayyaz^a✉, Samah Saidi^b, Hafiz Irfan Ali^a, Afaf Khadr Alqorashi^c, Imen Kebaïli^d, Ali El‐Rayyes^e, Qasim Mahmood^{f g}

1. ^aCentre for Advanced Studies in Physics (CASP), GC University, Lahore 54000, Pakistan
2. ^bDepartment of Physics, College of Science and Humanities in Al-Kharj, Prince Sattam Bin Abdulaziz University, Al-Kharj 11942, Saudi Arabia
3. ^cDepartment of Physics, Faculty of Science, Taif University, P.O. Box 11099, Taif 21994, Saudi Arabia
4. ^dDepartment of Physics, Faculty of Science, King Khalid University, P. O. Box 960, Abha, Saudi Arabia
5. ^eChemistry Department, College of Science, Northern Border University, Arar 1321, Saudi Arabia
6. ^fBasic and Applied Scientific Research Center, Imam Abdulrahman Bin Faisal University, P. O. Box 1982, Dammam 31441, Saudi Arabia
7. ^gDepartment of Physics, College of Science, Imam Abdulrahman Bin Faisal University, P. O. Box 1982, Dammam 31441, Saudi Arabia
8. ✉Corresponding author