Influence of Thickness Variation on Optical Properties of (Poly Vinyl Alcohol : violet Methyl) Composite
Author(s) -
Yaqoob M. Jawad
Publication year - 2017
Publication title -
diyala journal for pure science
Language(s) - English
Resource type - Journals
eISSN - 2518-9255
pISSN - 2222-8373
DOI - 10.24237/djps.1301.138a
Subject(s) - vinyl alcohol , composite number , methyl violet , materials science , variation (astronomy) , alcohol , ultra violet , composite material , chemistry , physics , organic chemistry , astrophysics , optoelectronics , polymer , adsorption
Poly(vinyl alcohol) doped by (Violet methyl) films with different thicknesses were prepared by casting method . The effects of thicknesses on the optical Characterization of poly (vinyl alcohol) films have been studied. The films show indirect allowed interband transitions that influenced by the thicknesses , the optical energy gap has been increased with increasing the thickness and the localized tail widths have been decreased with increasing the thickness.
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