Temperature effect on optical properties of nickel (ii) phthalocyanine tetrasulfonic acid tetrasodium salt (NiPcTs) organic thin films. IJP [Internet]. 2019 Feb. 4 [cited 2024 May 5];13(28):44-51. Available from: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/242