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Synthesis and characterization of small size fluorescent LEEH caped blue emission ZnTe quantum dots Cover

Synthesis and characterization of small size fluorescent LEEH caped blue emission ZnTe quantum dots

Materials Science-Poland
Volume 35 (2017): Issue 1 (March 2017)
By: Sumanta Kumar Patnaik,  Sukanta Kumar Triapthy and  Surendra Nath Sahu  
Open Access
|Apr 2017

Figures & Tables

XRD pattern of ZnTe.
XRD pattern of ZnTe.
(a) TEM of ZnTe NC deposited on carbon coated copper grid. The inset shows high resolution lattice image of ZnTe NC; (b) SAED pattern from the region shown in Fig. 2a; (c) size distribution histogram of ZnTe NC.
(a) TEM of ZnTe NC deposited on carbon coated copper grid. The inset shows high resolution lattice image of ZnTe NC; (b) SAED pattern from the region shown in Fig. 2a; (c) size distribution histogram of ZnTe NC.
Absorption spectra of ZnTe NC showing (a) aging effect; (b) effect of stirring time.
Absorption spectra of ZnTe NC showing (a) aging effect; (b) effect of stirring time.
PL spectrum of ZnTe deconvoluted for two different emissions. The inset shows the possible band diagram.
PL spectrum of ZnTe deconvoluted for two different emissions. The inset shows the possible band diagram.
Optical PL emission excited with monochromatic UV light from ZnTe.
Optical PL emission excited with monochromatic UV light from ZnTe.

A comparison of average size of the QDs from different characterization methods_

EMA [nm]GXRD [nm]TEM [nm]
1.469891.80512
DOI: https://doi.org/10.1515/msp-2017-0012 | Journal eISSN: 2083-134X | Journal ISSN: 2083-1331
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Language: English
Page range: 1 - 5
Submitted on: Nov 18, 2015
Accepted on: Dec 6, 2016
Published on: Apr 23, 2017
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
photoluminescence (PL),
optical absorption,
ZnTe Nanocrystals,
L-cystein ethyle ester hydrochloride,
size quantization effect
Related subjects:
Materials sciences,
Materials sciences, other,
Nanomaterials,
Functional and smart materials,
Materials characterization and properties

© 2017 Sumanta Kumar Patnaik, Sukanta Kumar Triapthy, Surendra Nath Sahu, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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