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White Light Emission Using Quantum Dots in Photonic Crystals

Summary
Chee Wei Wong, Ph.D.
Technology Benefits
Produces controllable white light emission.Allows unprecedented control of wavelength selection.Allows collection of light emission from multiple defect groups, since array of defect groups are created on the substrate.Light emission can also be achieved using electrical pumping.Patent information:Patent Issued (US 7,436,251)
Technology Application
White light emitting devices with controllable color temperature.Color-mixing.
Detailed Technology Description
Chee Wei Wong, Ph.D.
*Abstract
None
*Inquiry
Teresa FazioColumbia Technology VenturesTel: (212) 854-8444Email: TechTransfer@columbia.edu
*IR
M05-061
*Principal Investigator
*Publications
Y.-F. Xiao, J. Gao, X.-B. Zou, J. F. McMillan, X. Yang, Y.-L. Chen, Z.-F. Han, G.-C. Guo, and C. W. Wong. "Coupled quantum electrodynamics in photonic crystal nanocavities," New J. of Phys. 10, 123013 (2008).
*Web Links
USPTO_1: US 7,346,251USPTO_2: US20080315177A1
Country/Region
USA

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