Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film

Hybrid solar cells can potentially make use of the advantages offered by both organic and inorganic materials to generate high efficiency solar cells. This possibility has driven substantial research effort in this field in recent years. Bulk heterojunction configuration is presently the best perfor...

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Main Author: Foo, Terence Siang Wee.
Other Authors: Lam Yeng Ming
Format: Final Year Project
Language:English
Published: 2012
Subjects:
Online Access:http://hdl.handle.net/10356/48479
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-484792023-03-04T15:35:33Z Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film Foo, Terence Siang Wee. Lam Yeng Ming School of Materials Science and Engineering DRNTU::Engineering::Materials::Organic/Polymer electronics Hybrid solar cells can potentially make use of the advantages offered by both organic and inorganic materials to generate high efficiency solar cells. This possibility has driven substantial research effort in this field in recent years. Bulk heterojunction configuration is presently the best performed structure for a hybrid solar cell, since good intimate contact between the organic and inorganic photoactive materials are critical. In this study, CdSe nanocrystals were grown onto poly(3-hexylthiophene) (P3HT) nanofibers by successive ionic layer adsorption and reaction (SILAR) method using Cd(NO3)2 and Na2SeSO3 solution to form a coaxial heterostructure thin film. A number of characterization techniques were used identify the properties of this heterojunction films. XRD revealed that CdSe were successfully deposited onto P3HT-nanofiber thin films and confirmed that the crystal structure of CdSe was maintained during the SILAR process. This successful deposition was further supported by the EDX and UV-Vis studies. AFM and FESEM revealed that most of the CdSe nanocrystals was coated around P3HT-nanofiber, which proved that there is favourable interaction between CdSe and P3HT. To the best of our knowledge, SILAR deposition of CdSe nanocrystal onto P3HT-nanofiber have been demonstrated for the first time, and this novel process can be used to make high performance CdSe/P3HT hybrid solar cells with good interconnect charge transport networks. Bachelor of Engineering (Materials Engineering) 2012-04-24T08:04:27Z 2012-04-24T08:04:27Z 2012 2012 Final Year Project (FYP) http://hdl.handle.net/10356/48479 en Nanyang Technological University 46 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering::Materials::Organic/Polymer electronics
spellingShingle DRNTU::Engineering::Materials::Organic/Polymer electronics
Foo, Terence Siang Wee.
Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
description Hybrid solar cells can potentially make use of the advantages offered by both organic and inorganic materials to generate high efficiency solar cells. This possibility has driven substantial research effort in this field in recent years. Bulk heterojunction configuration is presently the best performed structure for a hybrid solar cell, since good intimate contact between the organic and inorganic photoactive materials are critical. In this study, CdSe nanocrystals were grown onto poly(3-hexylthiophene) (P3HT) nanofibers by successive ionic layer adsorption and reaction (SILAR) method using Cd(NO3)2 and Na2SeSO3 solution to form a coaxial heterostructure thin film. A number of characterization techniques were used identify the properties of this heterojunction films. XRD revealed that CdSe were successfully deposited onto P3HT-nanofiber thin films and confirmed that the crystal structure of CdSe was maintained during the SILAR process. This successful deposition was further supported by the EDX and UV-Vis studies. AFM and FESEM revealed that most of the CdSe nanocrystals was coated around P3HT-nanofiber, which proved that there is favourable interaction between CdSe and P3HT. To the best of our knowledge, SILAR deposition of CdSe nanocrystal onto P3HT-nanofiber have been demonstrated for the first time, and this novel process can be used to make high performance CdSe/P3HT hybrid solar cells with good interconnect charge transport networks.
author2 Lam Yeng Ming
author_facet Lam Yeng Ming
Foo, Terence Siang Wee.
format Final Year Project
author Foo, Terence Siang Wee.
author_sort Foo, Terence Siang Wee.
title Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
title_short Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
title_full Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
title_fullStr Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
title_full_unstemmed Structural, optical and morphological studies of CdSe/P3HT-nanofiber thin film
title_sort structural, optical and morphological studies of cdse/p3ht-nanofiber thin film
publishDate 2012
url http://hdl.handle.net/10356/48479
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