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Maithem Hussein Rasheed, Abdulsattar Khudhair Ab-bas, Farhan Lafta Rashid, and Ahmed Hashim
Synthesis and Optical Characteristics of PVP/NiO
Nanocomposites for Optoelectronics Applications
0761–0767 (2022)
PACS numbers: 78.20.Ci, 78.40.Fy, 78.67.Sc, 81.07.Pr, 82.35.Np, 85.60.Dw, 88.40.hj
Synthesis of polyvinyl pyrrolidone (PVP)/nickel oxide (NiO) nanocomposites’ films and their optical properties are investigated. The films are prepared with various ratios of PVP and NiO nanoparticles. The absorption of PVP/NiO nanocomposites in UV region is high. With increasing the concentration of NiO nanoparticles, the PVP absorbance is increasing too; so, it is possible to use it in different applications such as transistors and solar cells. By increasing the concentration of NiO nanoparticles, the PVP optical conductivity is increasing, but the energy gap and transmittance are decreased.
Key words: polyvinyl pyrrolidone, NiO, nanocomposites, optical constants, absorption, energy gap.
https://doi.org/10.15407/nnn.20.03.761
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