Macquarie University, Sydney Macquarie University ResearchOnline

Showing items 1 - 15 of 22.

Add to Quick Collection   All 22 Results

Sort:
 Add All Items to Quick Collection
Date: 2013
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/277810
Description: We present a quantum repeater scheme that uses gradient echo memory and probabilistic noiseless amplification. We show that a quantum memory can process quantum information and a noiseless amplifier c ... More
Reviewed: Reviewed
Date: 2013
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/288526
Description: Large nonlinearity at the single-photon level can pave the way for the implementation of universal quantum gates. However, realizing large and noiseless nonlinearity at such low light levels has been ... More
Reviewed: Reviewed
Date: 2013
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/281314
Description: 10 page(s)
Full Text: Full Text
Reviewed: Reviewed
Date: 2012
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/182679
Description: Sensors based on the nitrogen-vacancy defect in diamond are being developed to measure weak magnetic and electric fields at the nanoscale. However, such sensors rely on measurements of a shift in the ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/178361
Description: Superradiance, the enhanced collective emission of energy from a coherent ensemble of quantum systems, has been typically studied in atomic ensembles. In this work we study theoretically the enhanced ... More
Reviewed: Reviewed
Date: 2012
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/199622
Description: Engineering nanomechanical quantum systems possessing ultralong motional coherence times allows for applications in precision quantum sensing and quantum interfaces, but to achieve ultrahigh motional ... More
Reviewed: Reviewed
Date: 2011
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/143060
Description: We propose a protocol to estimate magnetic fields using a single nitrogen-vacancy (N-V) center in diamond, where the estimate precision scales inversely with time, δB~1/T, rather than the square-root ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2011
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/143467
Description: By modelling the coupling of multiple superconducting qubits to a single cavity in the circuit-quantum electrodynamics (QED) framework we find that it should be possible to observe superradiance and p ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/142998
Description: Part of Focus on Integrated Quantum Optics. Integrated optics provides an ideal testbed for the emulation of quantum systems via continuous-time quantum walks. Here, we study the evolution of two-phot ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2010
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/132283
Description: Nitrogen-vacancy colour centres in diamond can undergo strong, spin-sensitive optical transitions under ambient conditions, which makes them attractive for applications in quantum optics, nanoscale ma ... More
Reviewed: Reviewed
Authors: Said, R. S | Twamley, J
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/47717
Description: We address the problem of generating a robust entangling gate between electronic and nuclear spins in a system of a single nitrogen-vacancy center coupled to a nearest ¹³C atom in diamond against cert ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2008
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/82519
Description: We study adiabatic population transfer between discrete positions. Being closely related to stimulated Raman adiabatic passage in optical systems, this transport is coherent and robust against variati ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2008
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1154091
Description: 9 page(s)
Reviewed: Reviewed
Date: 2006
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/38388
Description: We present an example of quantum process tomography (QPT) performed on a single solid-state qubit. The qubit used is two energy levels of the triplet state in the nitrogen vacancy defect in diamond. Q ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2006
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/38399
Description: We study the electrical transport of a harmonically bound, single-molecule C₆₀ shuttle operating in the Coulomb blockade regime, i.e. single electron shuttling. In particular, we examine the dependanc ... More
Full Text: Full Text
Reviewed: Reviewed