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Structural transition in II-VI nanofilms: Effect of molar ratio on structural, morphological, and optical properties
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10.1063/1.4724347
/content/aip/journal/jap/111/11/10.1063/1.4724347
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/11/10.1063/1.4724347

Figures

Image of FIG. 1.
FIG. 1.

X-ray diffraction patterns of CdS nanofilms after thermal treatment for different S/Cd molar concentrations.

Image of FIG. 2.
FIG. 2.

SEM micrographs of CdS nanofilms for varying S/Cd molar ratios.

Image of FIG. 3.
FIG. 3.

Transmission spectra of CdS nanofilms for varying S/Cd molar ratios and inset show plot of absorption coefficient (α) versus wavelength.

Image of FIG. 4.
FIG. 4.

Plot of (αhν)2 versus () for varying S/Cd molar ratios.

Image of FIG. 5.
FIG. 5.

Plot of blue shift (ΔEg ) versus crystallite size obtained by XRD, EMA, and TBM.

Image of FIG. 6.
FIG. 6.

Dependence of blue shift (ΔEg ) and crystallite size (Dhkl ) of CdS nanofilms on S/Cd molar ratios.

Tables

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Table I.

Values of S/Cd molar ratio, film thickness (t), Bragg angle (), grain size (Dhkl ), inter-planar spacing (dhkl ), packing factor (p), optical band gap (Eg ), absorption coefficient (α), and blue shift (ΔEg ) for all films.

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/content/aip/journal/jap/111/11/10.1063/1.4724347
2012-06-04
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Structural transition in II-VI nanofilms: Effect of molar ratio on structural, morphological, and optical properties
http://aip.metastore.ingenta.com/content/aip/journal/jap/111/11/10.1063/1.4724347
10.1063/1.4724347
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