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008 171030s2017 my da f abm 000 0 eng d
020 _aTHE0000119(Local)
039 9 _a201905131212
_bnazirah
_y201710301022
_zsaini
040 _aUMP
090 _aFIST .A457 2017 r Bc.
100 0 _aAmirah Athirah Sazali
245 1 0 _aSubstrates effect on structural and optical properties of indium tin oxide (ITO) thin films by sol gel method /
_cAmirah Athirah Sazali
260 _aKuantan, Pahang :
_bUMP,
_c2017
300 _axiv, 38 p. :
_bill. (some col.) ;
_c30 cm. +
_e1 CD-ROM
500 _aFaculty of Industrial Sciences and Technology
502 _aProject Paper (Bachelor of Applied Science (Honor) Material Technology) -- Universiti Malaysia Pahang – 2017
504 _aBibliography : p. 37-38
520 3 _aMetallic oxides are one of the transparent semiconductors that having abundant application in industry. Indium tin oxide (ITO) is an example of metallic oxide which commonly referred to ITO thin films. ITO thin films were prepared by sol-gel method and then annealed in the temperature of 500 in order to improve their structural and optical properties. In this study, ITO thin films were deposited on different substrates which are quartz and glass. Characterization techniques of X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), UV-visible, and photoluminescence (PL) spectra measurements were performed to investigate the effects of substrate on the structural and optical properties of ITO thin films. The XRD results indicated that the highest intensity peak for ITO thin film on glass substrate is (222) while ITO thin film on quartz substrate is (211). FESEM characterization showed the grain size for ITO thin film on glass substrate is smaller than grain size of ITO thin film on quartz substrate. Transparency of the films, over the visible light region showed that ITO thin film on quartz substrate has better transparency compared to ITO films on glass substrate as the absorption edge of ITO thin films on quartz substrate shifted towards more longer wavelength compared to absorption edge of ITO thin film on glass substrate. The transmittance spectra showed that the thin film for ITO thin films on glass substrate has highest transmittance than quartz substrate. The optical band gap for ITO thin films on glass substrate and ITO thin films on quartz substrate are 4.30 eV and 4.10 eV respectively. Photoluminiscence (PL) spectra of ITO film deposited on glass and quartz substrate observed strong ultraviolet emission at same value which is only at 580 nm indicating the emission of yellow light.
610 2 0 _aFaculty of Industrial Sciences and Technology
_xDissertations
650 0 _aUniversities and Colleges
_xDissertations
650 0 _aTheses
999 _aVIRTUA40
_c7369
_d7375
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