Polarization- and frequency-tunable microwave circuit for selective excitation of nitrogen-vacancy spins in diamond
At a Glance
Section titled āAt a Glanceā| Metadata | Details |
|---|---|
| Publication Date | 2016-10-31 |
| Journal | Applied Physics Letters |
| Authors | Johannes Herrmann, Marc A. Appleton, Kento Sasaki, Yasuaki Monnai, Tokuyuki Teraji |
| Institutions | Keio University, National Institute for Materials Science |
| Citations | 40 |
Abstract
Section titled āAbstractāWe report on a planar microwave resonator providing arbitrarily polarized oscillating magnetic fields that enable selective excitation of the electronic spins of nitrogen-vacancy centers in diamond. The polarization plane is parallel to the surface of diamond, which makes the resonator fully compatible with (111)-oriented diamond. The field distribution is spatially uniform in a circular area with a diameter of 4 mm, and a near-perfect circular polarization is achieved. We also demonstrate that the original resonance frequency of 2.8 GHz can be varied in the range of 2-3.2 GHz by introducing varactor diodes that serve as variable capacitors.
Tech Support
Section titled āTech SupportāOriginal Source
Section titled āOriginal SourceāReferences
Section titled āReferencesā- 1990 - Principles of Magnetic Resonance
- 2001 - Principles of Pulse Electron Paramagnetic Resonance