We present the first all-inorganic QD-LEDs consisting of radio-frequency sputtered metal-oxide charge transport layers and a colloidal quantum dot electroluminescent region. These devices manifest a 100-fold increase in external quantum efficiency over previously reported structures.
© 2007 OSA
V. Wood, J. Caruge, J. E. Halpert, M. G. Bawendi, and V. Bulovic, "Efficient All-Inorganic Colloidal Quantum Dot LEDs," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper CMO1.
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