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In the present work, we have used al 3+ ions as dopant in zno and observed an increase in the blue emission due to the creation of various defect states in azo. Leds (light emitting diodes) are semiconductor diodes that emit infrared or visible light on flowing current through them.

There are different types of leds based on their size,. Although the output power and efficiency of led/cic was slightly less than led/si due to the rough surface, the cic substrate could offer a simple led process and better. Aln coated al substrate was.

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Results from the structural characterization revealed that al films with thicknesses of 60 and 80 nm had a polycrystalline structure consistent with the cubic phase of aluminum,.