speechband gap and experimentalShare on FacebookShare on Twitter260IMAGESExperimental and theoretical band gap calculations. (a) Results ofTheoretical estimations and experimental band gap variation with (aCalculated and experimental electronic band gap. The dashed lineExperimental band gap and theoretical estimations versus compositionTheoretical estimations and experimental band gap variation with (aThe experimental and calculated band gap versus 100/α 2 (where α is the
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