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Optical properties of quantum dots

The full potential-linearized augmented plane wave implemented in WIEN2K code to calculate the indirect energy gap (Γ–X) using density functional theory, thermal evaporation, and chemical bath deposition techniques are employed for analysis and characterization of different elements, compounds, and...

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Main Authors: Al-Douri, Yarub, Jose, Rajan
Format: Book Chapter
Language:English
Published: Elsevier 2022
Subjects:
QC Physics
Online Access:http://umpir.ump.edu.my/id/eprint/37256/1/31.Optical%20properties%20of%20quantum%20dots.2.pdf
http://umpir.ump.edu.my/id/eprint/37256/
https://doi.org/10.1016/B978-0-323-85457-3.00029-3
https://doi.org/10.1016/B978-0-323-85457-3.00029-3
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spelling my.ump.umpir.372562023-07-21T04:15:07Z http://umpir.ump.edu.my/id/eprint/37256/ Optical properties of quantum dots Al-Douri, Yarub Jose, Rajan QC Physics The full potential-linearized augmented plane wave implemented in WIEN2K code to calculate the indirect energy gap (Γ–X) using density functional theory, thermal evaporation, and chemical bath deposition techniques are employed for analysis and characterization of different elements, compounds, and alloys semiconductors. Theoretically, modern implementations allow for a number of approximations to exchange and correlation and make no approximations to the shape of the crystal potential, unlike methods employing the atomic sphere approximation which assumes spherical symmetry around each atom. Additionally, Engel–Vosko generalized gradient approximation and modified Becke Johnson (mBJ) formalisms are used to optimize the corresponding potential for energetic transition and optical properties calculations as a function of quantum dot diameter to test the validity of our model of quantum dot potential. The refractive index and optical dielectric constant are investigated to explore best applications for solar cells. Experimentally, the structural and optical properties of X-ray diffractometer, ultra-violet (UV-vis), and transmission electron microscopy. The obtained results are in accordance with other experimental and theoretical data. Elsevier 2022-07-29 Book Chapter PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/37256/1/31.Optical%20properties%20of%20quantum%20dots.2.pdf Al-Douri, Yarub and Jose, Rajan (2022) Optical properties of quantum dots. In: Graphene, Nanotubes and Quantum Dots-Based Nanotechnology: Fundamentals and Application. Woodhead Publishing Series in Electronic and Optical Materials . Elsevier, New Delhi, India, pp. 631-663. ISBN 978-0-323-85457-3 https://doi.org/10.1016/B978-0-323-85457-3.00029-3 https://doi.org/10.1016/B978-0-323-85457-3.00029-3
institution Universiti Malaysia Pahang
building UMP Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Pahang
content_source UMP Institutional Repository
url_provider http://umpir.ump.edu.my/
language English
topic QC Physics
spellingShingle QC Physics
Al-Douri, Yarub
Jose, Rajan
Optical properties of quantum dots
description The full potential-linearized augmented plane wave implemented in WIEN2K code to calculate the indirect energy gap (Γ–X) using density functional theory, thermal evaporation, and chemical bath deposition techniques are employed for analysis and characterization of different elements, compounds, and alloys semiconductors. Theoretically, modern implementations allow for a number of approximations to exchange and correlation and make no approximations to the shape of the crystal potential, unlike methods employing the atomic sphere approximation which assumes spherical symmetry around each atom. Additionally, Engel–Vosko generalized gradient approximation and modified Becke Johnson (mBJ) formalisms are used to optimize the corresponding potential for energetic transition and optical properties calculations as a function of quantum dot diameter to test the validity of our model of quantum dot potential. The refractive index and optical dielectric constant are investigated to explore best applications for solar cells. Experimentally, the structural and optical properties of X-ray diffractometer, ultra-violet (UV-vis), and transmission electron microscopy. The obtained results are in accordance with other experimental and theoretical data.
format Book Chapter
author Al-Douri, Yarub
Jose, Rajan
author_facet Al-Douri, Yarub
Jose, Rajan
author_sort Al-Douri, Yarub
title Optical properties of quantum dots
title_short Optical properties of quantum dots
title_full Optical properties of quantum dots
title_fullStr Optical properties of quantum dots
title_full_unstemmed Optical properties of quantum dots
title_sort optical properties of quantum dots
publisher Elsevier
publishDate 2022
url http://umpir.ump.edu.my/id/eprint/37256/1/31.Optical%20properties%20of%20quantum%20dots.2.pdf
http://umpir.ump.edu.my/id/eprint/37256/
https://doi.org/10.1016/B978-0-323-85457-3.00029-3
https://doi.org/10.1016/B978-0-323-85457-3.00029-3
_version_ 1772811335151648768
score 13.211869

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