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  NV-plasmonics for quantum nano-sensing and magnetometry


   School of Mathematics and Physics

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  Dr Hamidreza Siampour  No more applications being accepted  Funded PhD Project (UK Students Only)

About the Project

This project is concerned with controlled coupling between nitrogen-vacancy (NV) centres in diamond and plasmonic nanostructures with the overall goal being to efficiently couple single NV emitters to plasmonic excitations that can also improve optical spin readout efficiencies in a range of applications for the NV centre. Both fundamental and applied aspects of this research will be assessed from the perspectives of quantum plasmonics [1-4].

The project goals include the implementation of experimental and computational tools for developing new NV-plasmonic configurations to improve spin readout efficiencies in a range of applications for the NV centre including higher precision magnetic nano-sensors, with greater bandwidth. This will enable further investigation of the fundamental physics of surface plasmons and the realization of quantum-controlled devices at the nanoscale.

Applicants with an interest in plasmonics, quantum optics, and magnetometry are encouraged to apply. Demonstrated experimental skills in any of the following areas would be beneficial: nanofabrication, optical characterization, microscopy techniques, or confocal systems. Practical experience in computational tools and programming skills for control and data analysis software is desirable.

Informal enquiries can be made to Dr Hamidreza Siampour ([Email Address Removed]), Centre for Quantum Materials & Technologies, School of Mathematics & Physics, Queen’s University Belfast.

Entry requirements

Applicants are expected to hold a first or upper-second class degree in a relevant discipline (or equivalent overseas qualification), or a lower second plus a good Master’s degree (distinction normally required).

How to apply

Applications should be submitted via the Direct Applications Portal. Please clearly state the studentship title and supervisor on your application.


Engineering (12) Mathematics (25) Physics (29)

References

1. Tame, M. S. et al. Quantum plasmonics. Nature Physics 9, 329-340 (2013).
2. Wolf, S. A. et al. Purcell-enhanced optical spin readout of nitrogen-vacancy centers in diamond. Physical Review B 92, 235410 (2015).
3. Siampour, H. et al. Chip-integrated plasmonic cavity-enhanced single nitrogen-vacancy center emission. Nanoscale 9, 17902-17908 (2017).
4. Hapuarachchi, H. et al. NV-plasmonics: modifying optical emission of an NV− center via plasmonic metal nanoparticles. Nanophotonics 11, 4919-4927 (2022).

 About the Project