Study of the Effect on the Structural Properties of Polyvinyl Alcohol (PVA) Thin Films Doped with Aqueous Zinc Acetate after Exposing them to X-Rays and then to a CO2 Laser Beam and Vice Versa.
Maǧallaẗ ǧāmiʻaẗ kirkūk. Al-dirāsāt al-ʻilmiyyaẗ/Mağallaẗ ğāmiʿaẗ Kirkūk. Al-dirāsāt al-ʿilmiyyaẗ