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Determination of band gap energy of thin films: On the discrepancies of reported band gap values
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10.1063/1.3457172
/content/aip/journal/apl/97/2/10.1063/1.3457172
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/2/10.1063/1.3457172

Figures

Image of FIG. 1.
FIG. 1.

(a) Cross-sectional and (b) plane view SEM micrographs of CZTSe thin film deposited by a coevaporation technique at of . (c) XRD patterns and (d) Raman spectra of the same sample.

Image of FIG. 2.
FIG. 2.

values of CZTSe thin film shown in Fig. 1 , estimated by various methods; (a) vs curve obtained by transmission measurement (inset), (b) vs curve obtained by EQE measurement (inset), and (c) PL spectra measured at 10 K.

Image of FIG. 3.
FIG. 3.

(a) vs curves and (b) XRD patterns of CTZSe thin films synthesized at various .

Image of FIG. 4.
FIG. 4.

AES depth profiles of the thin films synthesized at of (a) , (b) , and (c) , respectively.

Tables

Generic image for table
Table I.

Summary of of CZTSe reported in the literatures with the corresponding methods for sample preparation, determination of , and phase analysis.

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/content/aip/journal/apl/97/2/10.1063/1.3457172
2010-07-13
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Determination of band gap energy (Eg) of Cu2ZnSnSe4 thin films: On the discrepancies of reported band gap values
http://aip.metastore.ingenta.com/content/aip/journal/apl/97/2/10.1063/1.3457172
10.1063/1.3457172
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