4-8 July 2016
Kramer Law building
Africa/Johannesburg timezone
<a href="http://events.saip.org.za/internalPage.py?pageId=10&confId=86">The Proceedings of SAIP2016</a> published on 24 December 2017

Towards quantum feedback measurements with trapped Yb+ ions

7 Jul 2016, 11:10
20m
5C (Kramer Law building)

5C

Kramer Law building

UCT Middle Campus Cape Town
Oral Presentation Track C - Photonics Photonics

Speaker

Dr Ncamiso Khanyile (Department of Physics, Stellenbosch University)

Abstract content <br> &nbsp; (Max 300 words)<br><a href="http://events.saip.org.za/getFile.py/access?resId=0&materialId=0&confId=34" target="_blank">Formatting &<br>Special chars</a>

Trapped and laser-cooled atomic ions have allowed unprecedented precision in experiments ranging from atomic clocks, probes for fundamental physics, and the development of a quantum computer. In conventional protocols quantum states are probed with projective measurements thus collapsing the quantum wavefunction such that the experiment has to be restarted repeatedly to gather statistics. An alternative measurement method exploits so-called unsharp measurements which allow coherence to persist at the price of reduced information gain per measurement. We report steps towards realization of such measurements with trapped Yb+ ions, and prospects for precision measurement experiments based on the protocol.

Level for award<br>&nbsp;(Hons, MSc, <br> &nbsp; PhD, N/A)?

N/A

Please indicate whether<br>this abstract may be<br>published online<br>(Yes / No)

Yes

Main supervisor (name and email)<br>and his / her institution

Hermann Uys, huys@csir.co.za

Would you like to <br> submit a short paper <br> for the Conference <br> Proceedings (Yes / No)?

No

Apply to be<br> considered for a student <br> &nbsp; award (Yes / No)?

No

Primary author

Dr Ncamiso Khanyile (Department of Physics, Stellenbosch University)

Co-author

Dr Hermann Uys (National Laser Centre, CSIR/Department of Physics, Stellenbosch University)

Presentation Materials

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