Figure 4 | Scientific Reports

Figure 4

From: Enhancement of the Device Performance and the Stability with a Homojunction-structured Tungsten Indium Zinc Oxide Thin Film Transistor

Figure 4

The three types of the absorption-coefficient spectra of the WIZO active layers such as the single WIZO layer and the WIZO layer affected by the homojunction and the heterojunction (left). Optical model for the extraction of the absorption-coefficient spectra (middle). Cross section images of the WIZO TFT according to the device structure (right).

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