Paper Image

Efficient diamond photonic crystal platform enables high-performance quantum interfaces

Published on:

8 February 2024

Primary Category:

Quantum Physics

Paper Authors:

Sophie W. Ding,

Michael Haas,

Xinghan Guo,

Kazuhiro Kuruma,

Chang Jin,

Zixi Li,

David D. Awschalom,

Nazar Delegan,

F. Joseph Heremans,

Alex High,

Marko Loncar

Bullets

Key Details

New thin-film diamond photonic crystal platform achieved record quality factors up to 1.8x10^5

Realized high-performance photonic crystal cavities challenging to fabricate previously

Demonstrated efficient coupling between silicon vacancy qubit and photonic crystal cavity

New platform based on planar fabrication is higher yield and expands quantum diamond capabilities

Photonic crystals serve as efficient interfaces between spin qubits and photons for networking

AI generated summary

Efficient diamond photonic crystal platform enables high-performance quantum interfaces

Researchers developed a new fabrication approach for diamond photonic crystals that achieved record-high quality factors, using a thin-film diamond platform. This enables more efficient spin-photon interfaces critical for quantum technologies. The new platform simplifies fabrication and expands design flexibility compared to previous diamond undercut etching approaches.

Answers from this paper

Comments

No comments yet, be the first to start the conversation...

Sign up to comment on this paper

Sign Up