Improved Efficiency of Flexible Organic Light-Emitting Diodes by Insertion of Ultrathin SiO<sub><b>2</b></sub> Buffer Layers

<table>(a) <svg height="11.375" id="M19" style="vertical-align:-0.1638pt" version="1.1" viewbox="0 0 29.275 11.375" width="29.275" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> characteristics for the devices with different SiO<sub>2</sub> buffer layer thicknesses. (b) The inset shows the <svg height="13.6375" id="M20" style="vertical-align:-1.97925pt" version="1.1" viewbox="0 0 24.4375 13.6375" width="24.4375" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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q82 0 128 37t46 104zM481 199q0 71 -48 102.5t-121 31.5h-56l-37 -201q-11 -58 7.5 -77t80.5 -19q76 0 125 44.5t49 118.5z" id="x1D435"></path></g><g transform="matrix(.017,-0,0,-.017,10.551,11.113)"><path d="M300 253l-14 -55h-229l14 55h229z" id="x2D"></path></g><g transform="matrix(.017,-0,0,-.017,16.602,11.113)"><path d="M434 650l-5 -28q-60 -8 -75 -20.5t-25 -69.5l-71 -395q-20 -107 -57.5 -168t-106.5 -94q-40 -18 -61 -20l-10 32q77 23 113 108q21 50 41 160l68 377q10 57 -1.5 69.5t-76.5 20.5l6 28h261z" id="x1D43D"></path></g>
</svg> characteristics of the devices.</table>

International Journal of Photoenergy

fig4

Figure 4

Figure 4: Improved Efficiency of Flexible Organic Light-Emitting Diodes by Insertion of Ultrathin SiO<sub><b>2</b></sub> Buffer Layers 

International Journal of Photoenergy

Improved Efficiency of Flexible Organic Light-Emitting Diodes by Insertion of Ultrathin SiO2 Buffer Layers

Figure 4

Improved Efficiency of Flexible Organic Light-Emitting Diodes by Insertion of Ultrathin SiO₂ Buffer Layers