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Phys. Rev. Lett. 102, 173902 (2009) [4 pages]

All-Optical Analog to Electromagnetically Induced Transparency in Multiple Coupled Photonic Crystal Cavities

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Xiaodong Yang1,*, Mingbin Yu2, Dim-Lee Kwong2, and Chee Wei Wong1,†
1Optical Nanostructures Laboratory, Center for Integrated Science and Engineering, Solid-State Science and Engineering, and Mechanical Engineering, Columbia University, New York, New York 10027, USA
2The Institute of Microelectronics, 11 Science Park Road, Singapore 117685, Singapore

Received 11 October 2008; revised 2 February 2009; published 30 April 2009

We report first observations of deterministic phase- and resonance-controlled all-optical electromagnetically induced transparency in multiple coupled photonic crystal cavities. The full-range tuning of coherently coupled cavity-cavity phase and resonances allow observations of transparency resonance in dark states with lifetimes longer than incoherently summed individual cavities. Supported by theoretical analyses, our multipump beam approach allows arbitrary control in two and three coupled cavities, while the standing-wave wavelength-scale photon localization allows direct scalability for chip-scale optical pulse trapping and coupled-cavity QED.

© 2009 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.102.173902
DOI:
10.1103/PhysRevLett.102.173902
PACS:
42.60.Da, 42.50.Gy, 42.70.Qs, 42.82.−m

*xy2103@columbia.edu

cww2104@columbia.edu