The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD

The structural and optical properties of polycrystalline silicon films obtained on a silicon wafer by electron beam physical vapor deposition (EBPVD), were studied in this paper. These films were initially amorphous and changed to a crystalline solid phase during annealing. Annealing was performed i...

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Main Authors: M. Zarchi, Sh. Ahangarani
Format: Article
Language:fas
Published: Isfahan University of Technology 2020-05-01
Series:Journal of Advanced Materials in Engineering
Subjects:
Online Access:http://jame.iut.ac.ir/article-1-904-en.html
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author M. Zarchi
Sh. Ahangarani
author_facet M. Zarchi
Sh. Ahangarani
author_sort M. Zarchi
collection DOAJ
description The structural and optical properties of polycrystalline silicon films obtained on a silicon wafer by electron beam physical vapor deposition (EBPVD), were studied in this paper. These films were initially amorphous and changed to a crystalline solid phase during annealing. Annealing was performed in an inert gas atmosphere tube furnace at different temperatures. Micro-structure of the films was analyzed to know the relationship between the crystalline / amorphous composition, grain size and characteristics of the films. The results showed a decrease in roughness with increasing annealing temperature and structural density. Moreover, results of Micro-Raman spectrum showed formation and increase of silicon nanocrystals in the annealed condition when the thickness of the coating increased due to structural defects.
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spelling doaj.art-2e166cc96da2438d8d6d114e7bb65a8b2022-12-21T22:20:35ZfasIsfahan University of TechnologyJournal of Advanced Materials in Engineering2251-600X2423-57332020-05-0139199103The Role of Annealing on Properties of Silicon Films Deposited By EB-PVDM. Zarchi0Sh. Ahangarani1 Advanced Materials & Renewable Energies Department, Iranian Research Organization for Science and Technology, Tehran, Iran. Advanced Materials & Renewable Energies Department, Iranian Research Organization for Science and Technology, Tehran, Iran. The structural and optical properties of polycrystalline silicon films obtained on a silicon wafer by electron beam physical vapor deposition (EBPVD), were studied in this paper. These films were initially amorphous and changed to a crystalline solid phase during annealing. Annealing was performed in an inert gas atmosphere tube furnace at different temperatures. Micro-structure of the films was analyzed to know the relationship between the crystalline / amorphous composition, grain size and characteristics of the films. The results showed a decrease in roughness with increasing annealing temperature and structural density. Moreover, results of Micro-Raman spectrum showed formation and increase of silicon nanocrystals in the annealed condition when the thickness of the coating increased due to structural defects.http://jame.iut.ac.ir/article-1-904-en.htmlannealingamorphous siliconebpvdsurface morphologynano-crystal
spellingShingle M. Zarchi
Sh. Ahangarani
The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
Journal of Advanced Materials in Engineering
annealing
amorphous silicon
ebpvd
surface morphology
nano-crystal
title The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
title_full The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
title_fullStr The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
title_full_unstemmed The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
title_short The Role of Annealing on Properties of Silicon Films Deposited By EB-PVD
title_sort role of annealing on properties of silicon films deposited by eb pvd
topic annealing
amorphous silicon
ebpvd
surface morphology
nano-crystal
url http://jame.iut.ac.ir/article-1-904-en.html
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