Quantum-Degenerate Gases for Precision Measurements (QuDeGPM)

Lead Research Organisation: University of Leeds
Department Name: Physics and Astronomy

Abstract

Abstracts are not currently available in GtR for all funded research. This is normally because the abstract was not required at the time of proposal submission, but may be because it included sensitive information such as personal details.

Publications

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Vedral, Vlatko; Dunningham, J.A. (2010) Introductory Quantum Physics and Relativity

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GUTIERREZ L (2010) Observing the superposition of a single particle with the vacuum in Mathematical Structures in Computer Science

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Everitt M (2011) Creating and observing N -partite entanglement with atoms in Journal of Physics B: Atomic, Molecular and Optical Physics

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Dunningham J (2009) Entanglement and nonlocality of a single relativistic particle in Physical Review A

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Dunningham J (2010) Needling the haystack in Nature Physics

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Dunningham J (2011) Observing superpositions of different number states in Optics and Spectroscopy

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Dunningham J (2009) Entanglement stirred up in Nature Physics

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Dunningham J (2009) Superdense coding with single-particle entanglement in Journal of Russian Laser Research

 
Description Quantum metrology is an exciting and rapidly expanding area of quantum physics. This involves using quantum correlations (called entanglement) to improve the precision by which a range of measurements can be made beyond what is possible using conventional methods. The problem is that entanglement is very fragile to any external influence and so it is important that ways are found for performing quantum metrology in a robust way.

This project successful identified routes for achieving this. It showed how certain types of entanglement could be created that are much more robust to noise and so more suited to quantum metrology. It also explored a range of interesting applications such as creating ultra-precise gyroscopes using atoms.
Exploitation Route This research could be used in new measurement and sensing technologies as well as quantum communications and computation. This project has led to follow-up funding from DSTL with a view to exploiting the research outcomes in new sensing technologies.
Sectors Aerospace, Defence and Marine,Digital/Communication/Information Technologies (including Software)

 
Description The findings have been used to start developing sensing devices and gyroscopes for use in military and commercial contexts. This has been backed up by funding to develop these ideas.
First Year Of Impact 2011
Sector Aerospace, Defence and Marine
Impact Types Societal,Economic

 
Description CDE contract
Amount £65,000 (GBP)
Organisation Defence Science & Technology Laboratory (DSTL) 
Department Centre for Defence Enterprise
Sector Public
Country United Kingdom
Start 09/2013 
End 02/2014
 
Description DSTL National PhD Scheme
Amount £100,000 (GBP)
Organisation Defence Science & Technology Laboratory (DSTL) 
Sector Public
Country United Kingdom
Start 09/2014 
End 03/2018
 
Description DSTL National PhD Scheme
Amount £70,000 (GBP)
Organisation Defence Science & Technology Laboratory (DSTL) 
Sector Public
Country United Kingdom
Start 02/2012 
End 08/2015
 
Description Royal Society of New Zealand
Amount £2,000 (GBP)
Funding ID IASTA10 
Organisation Royal Society of New Zealand 
Sector Charity/Non Profit
Country New Zealand
Start 12/2011 
End 02/2012