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Optical constants of crystals
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10.1063/1.2817896
/content/aip/journal/jap/102/11/10.1063/1.2817896
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/11/10.1063/1.2817896

Figures

Image of FIG. 1.
FIG. 1.

Real and imaginary parts of the dielectric function vs energy for G58T, G58B, and G58S samples.

Image of FIG. 2.
FIG. 2.

Real and imaginary parts of the dielectric function vs energy for G58S samples. The solid lines represent fits of these data to the sum of Eqs. (2) and (3). The fit determined CP parameters are listed in Table II. Individual contributions to of the , , and gaps are also shown by the dashed lines.

Image of FIG. 3.
FIG. 3.

Comparison of absorption coefficient and normal-incidence reflectivity between stoichiometric G58S , Cu-poor G58T , and Cu-rich G58B samples.

Image of FIG. 4.
FIG. 4.

Spectral dependence of the real refraction index and the extension coefficient for absorption coefficient and normal-incidence reflectivity for G58S sample.

Image of FIG. 5.
FIG. 5.

vs photon energy for G58T, G58B, and G58S samples.The solid line shows the calculated result of Eq. (9).

Tables

Generic image for table
Table I.

Composition data of the studied samples carried out by EDAX.

Generic image for table
Table II.

Calculated model parameter values using the stimulated annealing algorithm.

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/content/aip/journal/jap/102/11/10.1063/1.2817896
2007-12-04
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Optical constants of CuGa5Se8 crystals
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/11/10.1063/1.2817896
10.1063/1.2817896
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