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Coherent Coupling Between a Three-Level Atom and a Structured Reservoir
Jing-Nuo Wu,Tzong-Jer Yang,Szu-Cheng Cheng 한국물리학회 2008 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.53 No.6
We study the spontaneous emission (SE) spectra of a three-level -type atom in photonic crystals. The air-band, the dielectric-band and the free-space vacuum reservoirs coupled with the atom are considered. With the consideration of the phase difference between the air-band and the dielectricband fields, two band reservoirs become coherent and can interfere with each other. This interference effect depends on the embedded position of the atom and the band-gap width and can affect the SE spectrum. The effect of this interference on the SE spectrum is shown.