Abstract
The broadband enhancement of single-photon emission from nitrogen-vacancy centers in nanodiamonds coupled to a planar multilayer metamaterial with hyperbolic dispersion is studied experimentally. The metamaterial is fabricated as an epitaxial metal/dielectric superlattice consisting of CMOS-compatible ceramics: titanium nitride (TiN) and aluminum scandium nitride (AlxSc1-xN). It is demonstrated that employing the metamaterial results in significant enhancement of collected single-photon emission and reduction of the excited-state lifetime. Our results could have an impact on future CMOS-compatible integrated quantum sources.
| Original language | English |
|---|---|
| Pages (from-to) | 120-127 |
| Number of pages | 8 |
| Journal | Laser and Photonics Reviews |
| Volume | 9 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 2015 |
Keywords
- single-photon source
- metamaterials
- nitrogen-vacancy center
- hyperbolic dispersion
- OPTICAL HYPERLENS
- TITANIUM NITRIDE
- QUANTUM REGISTER
- NUCLEAR-SPIN
- DIAMOND
- MOLECULES
- MICROSCOPY
- SURFACE
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Marcello Ferrera
- School of Engineering & Physical Sciences - Professor
- School of Engineering & Physical Sciences, Institute of Photonics and Quantum Sciences - Professor
Person: Academic (Research & Teaching)