The synthesis and optical dispersions parameters of Cadmium doped Tin-oxide thin films by the Sol-Gel method

Year 2021, Volume: 4 Issue: 2, 42 - 48, 08.12.2021

Cihat Aydın , Handan Aydın

https://doi.org/10.54565/jphcfum.1019094

Cited By: 5

Abstract

In this study, undoped and Cd-doped SnO thin movies with unique atomic contents (0, 2, 4, and six%) have been synthesized by means of the sol-gel method. The modifications in the optoelectrical residences of the Cd doped samples had been investigated with the aid of UV-VIS-NIR spectroscopy. The impact of Cd doping at the optical homes of the SnO films becomes investigated by means of spectrophotometric measurements. The optical constants (refractive index, n, and absorption index, okay) of the samples have been determined in the wavelength variety of 300-800 nm. The dispersion parameters have been determined consistent with the version of a single oscillator and discussed. The optical band gaps of the samples were calculated using Tauc equation. It became discovered that the Eg values of the samples increased from 3.57 eV to three.60 eV as a function of Cd doping.
due to the studies, it turned determined that Cd doping has considerable results on the optical residences of SnO movies and the fabricated samples may be used for transparent conductive electrodes, optoelectronic gadgets, and sensor fabrication.

Keywords

Cd doped Tin-oxide, sol-gel, spin coating, optical properties, bandgap

References

• [1] . C. Aydın, Synthesis of SnO2:rGO nanocomposites by the microwave-assisted hydrothermal method and change of the morphology, structural, optical and electrical properties, Journal of Alloys and Compounds, 771 (2019) 964-972.
• [2] . C. Aydin, The functionalization of morphological, structural and optical properties of Fe doped SnO2 nanocrystals synthesized by the sol–gel method, Journal of Materials Science: Materials in Electronics, 29 (2018) 20087-20096.
• [3] . C. Aydin, Tin Oxide Based Nano Electroceramics Obtained from Sol-Gel Process: The Modified of the Structural and Opto-Electrical Properties with the Al Doping, Journal of Nanoelectronics and Optoelectronics, 13 (2018) 1460-1467.
• [4] . H. Aydin, H.M. El-Nasser, C. Aydin, A.A. Al-Ghamdi, F. Yakuphanoglu, Synthesis and characterization of nanostructured undoped and Sn-doped ZnO thin films via sol-gel approach, Applied Surface Science, 350 (2015) 109-114.
• [5] . M. Benhaliliba, C.E. Benouis, F. Yakuphanoglu, A. Tiburcio-Silver, C. Aydin, S. Hamzaoui, Z. Mouffak, Detailed investigation of submicrometer-sized grains of chemically sprayed (Sn1−xAlx, O2) (0≤x≤0.085) thin films, Journal of Alloys and Compounds, 527 (2012) 40-47.
• [6] . C. Aydin, Synthesis of Pd:ZnO nanofibers and their optical characterization dependent on modified morphological properties, Journal of Alloys and Compounds, 777 (2019) 145-151.
• [7] . C. Aydin, N.M. Khusayfan, A.A. Al-Ghamdi, F. El-Tantawy, W.A. Farooq, F. Yakuphanoglu, Facile synthesis, electrical and optical properties of Cu-doped GaN nanorods by sol-gel technique, Journal of Sol-Gel Science and Technology, 78 (2016) 68-75.
• [8] . A. Orhan, C. Aydin, H. Aydin, A.A. Al-Ghamdi, F. El-Tantawy, F. Yakuphanoglu, Synthesis and optical properties of iron doped gallium nitride nanostructures by sol gel method, Microsystem Technologies-Micro-and Nanosystems-Information Storage and Processing Systems, 21 (2015) 1219-1224.
• [9] . H. Aydin, Electrical and Optical Properties of Titanium Dioxide-Carbon Nanotube Nanocomposites, Journal of Nanoelectronics and Optoelectronics, 9 (2014) 608-613.
• [10] . H. Aydin, C. Aydin, A.A. Al-Ghamdi, W.A. Farooq, F. Yakuphanoglu, Refractive index dispersion properties of Cr-doped ZnO thin films by sol-gel spin coating method, Optik, 127 (2016) 1879-1883.
• [11] . M. Soylu, H. Aydin, A.A. Al-Ghamdi, W.A. Farooq, F. Yakuphanoglu, Study of optical and electrical assessments of the quaternary MgZnSnO system containing different Mg content, Journal of Materials Science: Materials in Electronics, 25 (2014) 4235-4245.
• [12] . C. Aydın, M.S. Abd El-sadek, K. Zheng, I.S. Yahia, F. Yakuphanoglu, Synthesis, diffused reflectance and electrical properties of nanocrystalline Fe-doped ZnO via sol–gel calcination technique, Optics & Laser Technology, 48 (2013) 447-452.
• [13] . C. Aydın, M. Benhaliliba, A.A. Al-Ghamdi, Z.H. Gafer, F. El-Tantawy, F. Yakuphanoglu, Determination of optical band gap of ZnO:ZnAl2O4 composite semiconductor nanopowder materials by optical reflectance method, Journal of Electroceramics, 31 (2013) 265-270.
• [14] . H. Aydın, F. Yakuphanoglu, C. Aydın, Al-doped ZnO as a multifunctional nanomaterial: Structural, morphological, optical and low-temperature gas sensing properties, Journal of Alloys and Compounds, 773 (2019) 802-811.
• [15] . C. Aydın, O.A. Al-Hartomy, A.A. Al-Ghamdi, F. Al-Hazmi, I.S. Yahia, F. El-Tantawy, F. Yakuphanoglu, Controlling of crystal size and optical band gap of CdO nanopowder semiconductors by low and high Fe contents, Journal of Electroceramics, 29 (2012) 155-162.
• [16] . C. Aydın, S.A. Mansour, Z.A. Alahmed, F. Yakuphanoglu, Structural and optical characterization of sol–gel derived boron doped Fe2O3 nanostructured films, Journal of Sol-Gel Science and Technology, 62 (2012) 397-403.
• [17] . H. Aydin, B. Gündüz, C. Aydin, Surface morphology, spectroscopy, optical and conductivity properties of transparent poly(9-vinylcarbazole) thin films modified with graphene oxide, Synthetic Metals, 252 (2019) 1-7.
• [18] . C. Aydin, H. Aydin, M. Taskin, F. Yakuphanoglu, A Novel Study: The Effect of Graphene Oxide on the Morphology, Crystal Structure, Optical and Electrical Properties of Lanthanum Ferrite Based Nano Electroceramics Synthesized by Hydrothermal Method, Journal of Nanoscience and Nanotechnology, 19 (2019) 2547-2555.
• [19] . C. Aydın, Variation of structural and electrical properties of gallium nitride-based nanomaterials with nickel dopant at different atomic ratios, Ceramics International, 44 (2018) 17473-17478.
• [20] . H. Aydin, A. Tataroglu, A.A. Al-Ghamdi, F. Yakuphanoglu, F. El-Tantawy, W.A. Farooq, A novel type heterojunction photodiodes formed junctions of Au/LiZnSnO and LiZnSnO/p-Si in series, Journal of Alloys and Compounds, 625 (2015) 18-25.
• [21] . H. Aydin, S.A. Mansour, C. Aydin, A.A. Al-Ghamdi, O.A. Al-Hartomy, F. El-Tantawy, F. Yakuphanoglu, Optical properties of nanostructure boron doped NiO thin films, Journal of Sol-Gel Science and Technology, 64 (2012) 728-733.