Ab-initio technique to examine the mechanical, electronic, optical and thermal features of direct band-gap semiconductors APtSn (A = Ti, Zr, Hf, Th): an extended review. - Roy, Dayal Chandra; Algethami, Norah; Saha, Samiron Kumar; Khatun, Mst. Asma; Hasan, Md. Zahid; Montasir, Mufrat; Nahid, Nazmul Islam; Rahman, Md. Ferdous; Rahman, Md. Atikur (Optical & Quantum Electronics, 2025)