Mohamed Ahmed Fouad Basha <br/><br/>
Study of electrical and optical properties of polyvinyl alcohol thin films doped with rare earth matal salts /  
 دراسة الخواص الكهربية والضوئية لرقائق كحول البولى فينيل المشابة بأملاح عناصر ارضية نادرة 
Mohamed Ahmed Fouad Basha ; Supervised F.H.Abd El kader , W.H.Osman , K.H.Mahmoud 
 - Cairo :   Mohamed Ahmed Fouad Basha ,   2005 
 - 216p :   charts ;   30cm 
<br/><br/>Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Physics 
<br/><br/> The present thesis deals with the preparation , characterization and investigation of some physical properties of polyvinyl alcohol (PVA) thin films doped with rare earth metal salts Cast technique was used to prepare thin films of pure and EuCl3 or TbCl3 doped PVA with dopant concentrations of 5 , 10 , 15 , 20 and 25 wt percent 
<br/><br/>
<br/><br/><label>Subjects--Index Terms: </label>polyvinyl alcohol