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Manipulating Spin Ensembles for Quantum Sensing

Hosted By: Quantum Optical Science and Technology Technical Group

08 September 2021 9:00 - 10:00

Eastern Time (US & Canada) (UTC -05:00)

Isolating quantum systems from their environment is challenging and typical quantum control techniques for targeting single electronic spins typically need to consider interactions with phonons, with other nearby spins and with a dynamic potential landscape, to reach the required coherence times.

The added complexity of ensemble spin systems can offer important benefits for quantum sensing and simulation, where we can take advantage of interactions between qubits to enhance sensitivities or to generate large-scale quantum states.

In this webinar hosted by the Quantum Optical Science and Technology Technical Group, Helena Knowles from the University of Cambridge will discuss coherent spin control techniques for manipulating interacting spin ensembles and for tailoring their properties to suit different applications.

Subject Matter Level: Intermediate - Assumes basic knowledge of the topic

What You Will Learn:

  • Quantum sensing techniques and protocols based on spins in diamond
  • Strategies for designing target Hamiltonians in an interacting spin system
  • Applications to nanoscale imaging and sensing

Who Should Attend:

  • Graduate students and postdoctoral fellows
  • Researchers working in photonics
  • Researchers working in atomic, molecular, and orbital physics
  • Researchers working on quantum sensing


About the Presenter: Helena Knowles, University of Cambridge

Helena Knowles holds a PhD from the University of Cambridge, and an MSc from ETH Zurich. In 2014 she was awarded a Research Fellowship at St John’s College, Cambridge, during which she used quantum optics tools and defects in diamond to perform nanoscale NMR experiments in biological and solid state systems. She moved to Harvard in 2017 as a Research Associate to investigate single-atom thin materials using defects in diamond and to work on Hamiltonian engineering of interacting systems. She then joined the Faculty at the University of Cambridge in 2019 and was awarded a Royal Society Research Fellowship in 2020. Her group focuses on quantum control and quantum imaging at the nanometre scale.

 

 

 

 

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