Study of the electrical and junction properties of ITO thin films deposited on CdTe and InP substrates
Identifieur interne : 012780 ( Main/Repository ); précédent : 012779; suivant : 012781Study of the electrical and junction properties of ITO thin films deposited on CdTe and InP substrates
Auteurs : RBID : Pascal:00-0063044Descripteurs français
- Pascal (Inist)
- Spectre absorption, Caractéristique courant tension, Conductivité électrique, Hétérojonction, Fabrication, Dépôt projection, Pulvérisation cathodique, Pulvérisation haute fréquence, Cadmium tellurure, Indium phosphure, Indium oxyde, Etain oxyde, Etude expérimentale, Matériau semiconducteur, Composé binaire, Composé ternaire, In O Sn, 7340L, 7866, InP, In P, CdTe, Cd Te.
English descriptors
- KwdEn :
- Absorption spectra, Binary compounds, Cadmium tellurides, Cathode sputtering, Electrical conductivity, Experimental study, Fabrication, Heterojunctions, IV characteristic, Indium oxides, Indium phosphides, Radiofrequency sputtering, Semiconductor materials, Spray coatings, Ternary compounds, Tin oxides.
Abstract
Thin films of indium tin oxide (ITO) have been deposited on fused quartz substrates by the spray deposition and rf-magnetron sputtering methods and their optical and electrical properties investigated. The junction properties of fabricated ITO/pCdTe and ITO/pInP structures have also been studied and their electrical properties presented. It is established that the deposited ITO films have a lattice constant of 10.14 Å and grow in cubic modifications along the (400) direction. Their transmittance value rises up to between 85% and 90% and extends well beyond the visible range of the spectrum. In the forward direction of the ITO/pCdTe structure, it is suggested that tunnelling dominated processes determine the current flow mechanism. Recombination currents at the interface region and thermionic-emission currents, however, dominate in the ITO/pInP structure at low bias and high bias respectively. The two structures can best be described as heterojunctions.
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Pascal:00-0063044Le document en format XML
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<author><name sortKey="Yakubu, H" uniqKey="Yakubu H">H. Yakubu</name>
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<author><name sortKey="Thilakan, P" uniqKey="Thilakan P">P. Thilakan</name>
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<affiliation wicri:level="1"><inist:fA14 i1="03"><s1>Crystal Growth Center, Anna University</s1>
<s2>Chennai, Tamil-Nadu</s2>
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<front><div type="abstract" xml:lang="en">Thin films of indium tin oxide (ITO) have been deposited on fused quartz substrates by the spray deposition and rf-magnetron sputtering methods and their optical and electrical properties investigated. The junction properties of fabricated ITO/pCdTe and ITO/pInP structures have also been studied and their electrical properties presented. It is established that the deposited ITO films have a lattice constant of 10.14 Å and grow in cubic modifications along the (400) direction. Their transmittance value rises up to between 85% and 90% and extends well beyond the visible range of the spectrum. In the forward direction of the ITO/pCdTe structure, it is suggested that tunnelling dominated processes determine the current flow mechanism. Recombination currents at the interface region and thermionic-emission currents, however, dominate in the ITO/pInP structure at low bias and high bias respectively. The two structures can best be described as heterojunctions.</div>
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<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
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<fA14 i1="03"><s1>Crystal Growth Center, Anna University</s1>
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<fC01 i1="01" l="ENG"><s0>Thin films of indium tin oxide (ITO) have been deposited on fused quartz substrates by the spray deposition and rf-magnetron sputtering methods and their optical and electrical properties investigated. The junction properties of fabricated ITO/pCdTe and ITO/pInP structures have also been studied and their electrical properties presented. It is established that the deposited ITO films have a lattice constant of 10.14 Å and grow in cubic modifications along the (400) direction. Their transmittance value rises up to between 85% and 90% and extends well beyond the visible range of the spectrum. In the forward direction of the ITO/pCdTe structure, it is suggested that tunnelling dominated processes determine the current flow mechanism. Recombination currents at the interface region and thermionic-emission currents, however, dominate in the ITO/pInP structure at low bias and high bias respectively. The two structures can best be described as heterojunctions.</s0>
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<s5>95</s5>
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