Quantum Efficiency
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NREL solar cell produces external quantum efficiency above 100%
… photocurrent with an external quantum efficiency >100% when photoexcited with ..... solar spectrum. The external quantum efficiency for photocurrent is the number ..... solar wavelength. The external quantum efficiency reached a peak value of 114 …
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Beyond sapphire: LED substrates from GaN to ZnO, SiC, and Si
… efficiency is defined as the multiplication of internal quantum efficiency and external light extraction efficiency. Typical ..... smaller the lattice mismatch, the higher internal quantum efficiency can be. Table. LED-use ingot material properties …
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Backside-illuminated image sensors: Optimizing manufacturing for a sensitivity payoff
… performance. Capturing more photons (improving the quantum efficiency , QE), capturing them in the correct pixels (reducing ..... front of the chip. Without special measures, the quantum efficiency (QE) will be less than 50% over a limited spectrum …
