Quantum Nanotechnology: Concepts to Devices

Ambient nanoscale sensing with single spins using quantum decoherence

LP McGuinness, LT Hall, A Stacey, DA Simpson, CD Hill, JH Cole, K Ganesan, BC Gibson, S Prawer, P Mulvaney, F Jelezko, J Wrachtrup, RE Scholten, LCL Hollenberg

2013-07-23

Magnetic resonance detection is one of the most important tools used in life-sciences today. However, as the technique detects the..

Nanoscale magnetometry through quantum control of nitrogen-vacancy centres in rotationally diffusing nanodiamonds

D Maclaurin, LT Hall, AM Martin, LCL Hollenberg

2013-01-17

The confluence of quantum physics and biology is driving a new generation of quantum-based sensing and imaging technology capable ..

Measurable Quantum Geometric Phase from a Rotating Single Spin

D Maclaurin, MW Doherty, LCL Hollenberg, AM Martin

2012-06-12

We demonstrate that the internal magnetic states of a single nitrogen-vacancy defect, within a rotating diamond crystal, acquire g..

High spatial and temporal resolution wide-field imaging of neuron activity using quantum NV-diamond

LT Hall, GCG Beart, EA Thomas, DA Simpson, LP McGuinness, JH Cole, JH Manton, RE Scholten, F Jelezko, Joerg Wrachtrup, S Petrou, LCL Hollenberg

2012-05-09

A quantitative understanding of the dynamics of biological neural networks is fundamental to gaining insight into information proc..

Parallel interaction-free measurement using spatial adiabatic passage

Charles D Hill, Andrew D Greentree, Lloyd CL Hollenberg

2011-12-06

Interaction-free measurement (IFM) is a surprising consequence of quantum interference, where the presence of objects can be sense..

Engineering electromagnetic metamaterials from coupled cavity arrays

J Quach, CH Su, AM Martin, AD Greentree, LCL Hollenberg

2011-12-01

We present a metamaterial design based on the tight-binding properties of coupled optical-cavity arrays and quantum-mechanical ato..

Quantum measurement and orientation tracking of fluorescent nanodiamonds inside living cells

LP McGuinness, Y Yan, A Stacey, DA Simpson, LT Hall, D Maclaurin, S Prawer, P Mulvaney, J Wrachtrup, F Caruso, RE Scholten, LCL Hollenberg

2011-06-01

Fluorescent particles are routinely used to probe biological processes. The quantum properties of single spins within fluorescent ..

Coherent electron transport by adiabatic passage in an imperfect donor chain

Rajib Rahman, Richard P Muller, James E Levy, Malcolm S Carroll, Gerhard Klimeck, Andrew D Greentree, Lloyd CL Hollenberg

2010-10-18

Coherent tunneling adiabatic passage (CTAP) has been proposed as a long-range physical quantum bits (qubit) transport mechanism in..

Top-down pathways to devices with few and single atoms placed to high precision

Jessica A Van Donkelaar, Andrew D Greentree, Andrew DC Alves, Lenneke M Jong, Lloyd CL Hollenberg, David N Jamieson

2010-06-28

Solid-state devices that employ few and single atoms are emerging as a consequence of technological advances in classical microele..

Experimental implementation of a four-player quantum game

C Schmid, AP Flitney, W Wieczorek, N Kiesel, H Weinfurter, LCL Hollenberg

2010-06-16

Game theory is central to the understanding of competitive interactions arising in many fields, from the social and physical scien..

Band structure, phase transitions, and semiconductor analogs in one-dimensional solid light systems

James Quach, Melissa I Makin, Chun-Hsu Su, Andrew D Greentree, Lloyd CL Hollenberg

2009-12-01

The conjunction of atom-cavity physics and photonic structures ("solid light" systems) offers new opportunities in terms of more d..

High-performance diamond-based single-photon sources for quantum communication

Chun-Hsu Su, Andrew D Greentree, Lloyd CL Hollenberg

2009-11-01

Quantum communication places stringent requirements on single-photon sources. Here we report a theoretical study of the cavity Pur..

Modeling two-spin dynamics in a noisy environment

MJ Testolin, JH Cole, LCL Hollenberg

2009-10-01

We describe how the effect of charge noise on a pair of spins coupled via the exchange interaction can be calculated by modeling c..

Single atom-scale diamond defect allows a large Aharonov-Casher phase

D Maclaurin, AD Greentree, JH Cole, LCL Hollenberg, AM Martin

2009-10-01

We propose an experiment that would produce and measure a large Aharonov-Casher (AC) phase in a solid-state system under macroscop..

Time evolution of the one-dimensional Jaynes-Cummings-Hubbard Hamiltonian

MI Makin, Jared H Cole, Charles D Hill, Andrew D Greentree, Lloyd CL Hollenberg

2009-10-01

The Jaynes-Cummings-Hubbard (JCH) system describes a network of single-mode photonic cavities connected via evanescent coupling. E..

Single photon quantum non-demolition measurements in the presence of inhomogeneous broadening

Andrew D Greentree, RG Beausoleil, LCL Hollenberg, WJ Munro, Kae Nemoto, S Prawer, TP Spiller

2009-09-02

Electromagnetically induced transparency (EIT) has often been proposed for generating nonlinear optical effects at the single phot..

Pulse shaping by coupled cavities: Single photons and qudits

Chun-Hsu Su, Andrew D Greentree, William J Munro, Kae Nemoto, Lloyd CL Hollenberg

2009-09-01

Dynamic coupling of cavities to a quantum network is of major interest to distributed quantum information processing schemes based..

Architectural design for a topological cluster state quantum computer

Simon J Devitt, Austin G Fowler, Ashley M Stephens, Andrew D Greentree, Lloyd CL Hollenberg, William J Munro, Kae Nemoto

2009-08-24

The development of a large scale quantum computer is a highly sought after goal of fundamental research and consequently a highly ..

Atomistic simulations of adiabatic coherent electron transport in triple donor systems

Rajib Rahman, Seung H Park, Jared H Cole, Andrew D Greentree, Richard P Muller, Gerhard Klimeck, Lloyd CL Hollenberg

2009-07-01

A solid-state analog of stimulated Raman adiabatic passage can be implemented in a triple-well solid-state system to coherently tr..

A highly efficient two level diamond based single photon source

DA Simpson, E Ampem-Lassen, BC Gibson, S Trpkovski, FM Hossain, ST Huntington, AD Greentree, LCL Hollenberg, S Prawer

2009-05-18

An unexplored diamond defect center that is found to emit stable single photons at a measured rate of 1.6 MHz at room temperature ..

Equivalence between Bell inequalities and quantum minority games

Adrian P Flitney, Maximilian Schlosshauer, Christian Schmid, Wieslaw Laskowski, Lloyd CL Hollenberg

2009-01-26

We show that, for a continuous set of entangled four-partite states, the task of maximizing the payoff in the symmetric-strategy f..

High-speed quantum gates with cavity quantum electrodynamics

Chun-Hsu Su, Andrew D Greentree, William J Munro, Kae Nemoto, Lloyd CL Hollenberg

2008-12-01

Cavity quantum electrodynamic schemes for quantum gates are amongst the earliest quantum computing proposals. Despite continued pr..

Ab Initio Electronic and Optical Properties of the N-V(-) Center in Diamond

Faruque M Hossain, Marcus W Doherty, Hugh F Wilson, Lloyd CL Hollenberg

2008-11-28

Despite tremendous activity in employing the N- V- center in a host of quantum technology applications, the electronic and optical..

Deterministic optical quantum computer using photonic modules

Ashley M Stephens, Zachary WE Evans, Simon J Devitt, Andrew D Greentree, Austin G Fowler, William J Munro, Jeremy L O'Brien, Kae Nemoto, Lloyd CL Hollenberg

2008-09-01

The optical quantum computer is one of the few experimental systems to have demonstrated small scale quantum information processin..

Spatial adiabatic passage in a realistic triple well structure

JH Cole, AD Greentree, LCL Hollenberg, S Das Sarma

2008-06-01

We investigate the evolution of an electron undergoing coherent tunneling via adiabatic passage (CTAP) using the solution of the o..

Spatial coherent transport of interacting dilute Bose gases

M Rab, JH Cole, NG Parker, AD Greentree, LCL Hollenberg, AM Martin

2008-06-01

We investigate coherent atomic tunneling of a dilute gas Bose-Einstein condensate (BEC) in a three-well system. In particular, we ..

Quantum phase transitions in photonic cavities with two-level systems

MI Makin, Jared H Cole, Charles Tahan, Lloyd CL Hollenberg, Andrew D Greentree

2008-05-01

Systems of coupled photonic cavities have been predicted to exhibit quantum phase transitions by analogy with the Hubbard model. T..

Towards a picosecond transform-limited nitrogen-vacancy based single photon source

Chun-Hsu Su, Andrew D Greentree, Lloyd CL Hollenberg

2008-04-28

We analyze a nitrogen-vacancy (NV-) colour centre based single photon source based on cavity Purcell enhancement of the zero phono..

Cavity Enhancement of a Nitrogen-Vacancy-based Single Photon Source

Chun-Hsu Su, Andrew D Greentree, Lloyd CL Hollenberg

2008-01-01

The optically active Nitrogen-Vacancy (NV) defect in diamond holds substantial promise as a potential single photon source for qua..

Coherent Tunneling Adiabatic Passage with the Alternating Coupling Scheme

Lenneke M Jong, Andrew D Greentree, Vincent I Conrad, Lloyd CL Hollenberg, David N Jamieson

2008-01-01

The use of adiabatic passage techniques to mediate particle transport through real space, rather than phase space, is becoming an ..

Phase transitions in photonic cavities: exact vs. mean-field

Melissa Makin, Jared Cole, Charles Tahan, Andrew Greentree, Lloyd Hollenberg

2008-01-01

A system of photonic cavities, each of which contains a single two level system, is a novel system in which to explore the boundar..

Spatial adiabatic passage as a quantum wire

Andrew D Greentree, Lenneke M Jong, Jessica A Van Donkelaar, Simon J Devitt, Jared H Cole

2008-01-01

Qubit transport has been identified as vital in improving quantum error correction thresholds in scalable quantum computer archite..