00810nam a22001697a 4500040003600000082001300036100002600049245008400075260003500159300003900194500016300233500004000396500004300436502006000479546001200539650008900551  cRiphah International University  a530bSAI  aSaima Khatoon (46958)  aExploring the optoelectronic properties of lead free halide perovskite Cs3Bi2I9  aIslamabadb(unpublished)c2024  axiv, 67 p.b: ill. c; 30 cm.e+CD  aA dissertation submitted in the partial fulfillment of the requirements for the degree of Master of Philosophy in Physics to the Department of Basic Sciences.  aIncludes bibliographical references  aThesis supervisor: Dr. Amin Ur Rahman   aThesis (M.Phil.)--Riphah International University, 2024  aEnglish  aPhysics vOrganic compounds vOptical fiber vLaser diodes vEigenvalues vDBSvFEAS