Transmission properties of acousto optic material

Laser beam can be modulated by acousto optic modulator using a suitable acousto optic material. UV-VIS Spectrophotometer was utilized to investigate the transmission spectrum of two non linear acousto optic materials that are lithium niobate and fused quartz. From the spectrum it shows that transmit...

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Main Authors: Saidin, Mohamad Khairi, Mat Daud, Nazariah, Bidin, Noriah, Mat Daud, Yaacob
Format: Article
Language:English
Published: Laser Technology Laboratory, Physics Department Faculty of Science, University Teknologi Malaysia 2007
Subjects:
Online Access:http://eprints.utm.my/8450/
http://eprints.utm.my/8450/1/MohamadKhairiSaidin2007_TransmissionPropertiesOfLithiumNobate.pdf
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author Saidin, Mohamad Khairi
Mat Daud, Nazariah
Bidin, Noriah
Mat Daud, Yaacob
author_facet Saidin, Mohamad Khairi
Mat Daud, Nazariah
Bidin, Noriah
Mat Daud, Yaacob
author_sort Saidin, Mohamad Khairi
building UTeM Institutional Repository
collection Online Access
description Laser beam can be modulated by acousto optic modulator using a suitable acousto optic material. UV-VIS Spectrophotometer was utilized to investigate the transmission spectrum of two non linear acousto optic materials that are lithium niobate and fused quartz. From the spectrum it shows that transmittance for fused quartz and lithium niobate were 90% and 68% respectively. The absorption coefficient ? is calculated and plotted versus photon energy. It was found that ? increases linearly with photon energy in the range of 3.50 eV to 4.0 eV for fused quartz and 3.15 eV to 4.0 eV for lithium niobate. The estimated optical energy band gap was 2.97 eV for lithium niobate and 3.69 for fused quartz. From the transmission properties obtained in this study, it can be summarized that fused quartz is a better choice to be an acousto optic material.
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spelling utm-84502014-01-13T08:26:55Z http://eprints.utm.my/8450/ Transmission properties of acousto optic material Saidin, Mohamad Khairi Mat Daud, Nazariah Bidin, Noriah Mat Daud, Yaacob QC Physics Laser beam can be modulated by acousto optic modulator using a suitable acousto optic material. UV-VIS Spectrophotometer was utilized to investigate the transmission spectrum of two non linear acousto optic materials that are lithium niobate and fused quartz. From the spectrum it shows that transmittance for fused quartz and lithium niobate were 90% and 68% respectively. The absorption coefficient ? is calculated and plotted versus photon energy. It was found that ? increases linearly with photon energy in the range of 3.50 eV to 4.0 eV for fused quartz and 3.15 eV to 4.0 eV for lithium niobate. The estimated optical energy band gap was 2.97 eV for lithium niobate and 3.69 for fused quartz. From the transmission properties obtained in this study, it can be summarized that fused quartz is a better choice to be an acousto optic material. Laser Technology Laboratory, Physics Department Faculty of Science, University Teknologi Malaysia 2007 Article PeerReviewed application/pdf en http://eprints.utm.my/8450/1/MohamadKhairiSaidin2007_TransmissionPropertiesOfLithiumNobate.pdf Saidin, Mohamad Khairi and Mat Daud, Nazariah and Bidin, Noriah and Mat Daud, Yaacob (2007) Transmission properties of acousto optic material. Jurnal Fizik UTM, 2 . pp. 1-4. ISSN 0128-8644
spellingShingle QC Physics
Saidin, Mohamad Khairi
Mat Daud, Nazariah
Bidin, Noriah
Mat Daud, Yaacob
Transmission properties of acousto optic material
title Transmission properties of acousto optic material
title_full Transmission properties of acousto optic material
title_fullStr Transmission properties of acousto optic material
title_full_unstemmed Transmission properties of acousto optic material
title_short Transmission properties of acousto optic material
title_sort transmission properties of acousto optic material
topic QC Physics
url http://eprints.utm.my/8450/
http://eprints.utm.my/8450/1/MohamadKhairiSaidin2007_TransmissionPropertiesOfLithiumNobate.pdf