Dr Syed Assad

Department	Department of Quantum Science
Office phone	(02) 612 57994
Email
Office	Physics 1 77

Publications

Journal article

Ralph T, Lam P, Assad S
Maximum entanglement of formation for a two-mode Gaussian state over passive operations
Physical Review A 102, 5(2020)

Assad S, Gu M, Li X, Lam P
Decoupling cross-quadrature correlations using passive operations [IN PRESS]
Physical Review A 102, Online(2020) 1-4

Zhao J, Liu K, Jeng H, Gu M, Thompson J, Lam P, Assad S
A high-fidelity heralded quantum squeezing gate [IN PRESS]
Nature Photonics (2020)

Zhang G, Haw J, Cai H, Xu F, Assad S, Fitzsimons J, Zhou X, Zhang Y, Yu S, Wu J, Ser W, Kwek L
An integrated silicon photonic chip platform for continuous-variable quantum key distribution
Nature Photonics 13, 12(2019) 839-842

Truong N, Haw J, Assad S, Lam P, Kavehei O
Machine Learning Cryptanalysis of a Quantum Random Number Generator
IEEE Transactions on Information Forensics and Security 14, 2(2019) 403-414

Michel T, Haw J, Marangoni D, Thearle O, Vallone G, Villoresi P, Lam P, Assad S
Real-Time Source-Independent Quantum Random-Number Generator with Squeezed States
Physical Review Applied 12, 3(2019)

Bradshaw M, Lam P, Assad S
Gaussian multipartite quantum discord from classical mutual information
Journal of Physics B: Atomic, Molecular and Optical Physics 52, 24(2019) 1-10

Jeng H, Tserkis S, Haw J, Chrzanowski H, Janousek J, Ralph T, Assad S, Lam P
Entanglement properties of a measurement-based entanglement distillation experiment
Physical Review A 99, 4(2019) 042304: 1-11

Liu Y, Li J, Cui L, Huo N, Assad S, Li X, Ou Z
Loss-tolerant quantum dense metrology with SU(1,1) interferometer
Optics Express 26, 21(2018) 27705-27715

Thearle O, Janousek J, Armstrong S, Hosseini S, Sch�nemann M, Assad S, Symul T, James M, Huntington E, Ralph T, Lam P
Violation of Bell's Inequality Using Continuous Variable Measurements
Physical Review Letters 120, 4(2018) 1-5

Li J, Liu Y, Cui L, Huo N, Assad S, Li X, Ou Z
Joint measurement of multiple noncommuting parameters
Physical Review A 97, 5(2018) 1-11

Bradshaw M, Lam P, Assad S
Ultimate precision of joint quadrature parameter estimation with a Gaussian probe
Physical Review A: Atomic, Molecular and Optical Physics 97, 1(2018) 11

Zhao J, Dias J, Haw J, Symul T, Bradshaw M, Blandino R, Ralph T, Assad S, Lam P
Quantum enhancement of signal-to-noise ratio with a heralded linear amplifier
Optica 4, 11(2017) 1421-1428

Zhao J, Haw J, Symul T, Lam P, Assad S
Characterization of a measurement-based noiseless linear amplifier and its applications
Physical Review A - Atomic, Molecular, and Optical Physics 96, 1(2017) 012319, 1-12

Bradshaw M, Assad S, Haw J, Tan S, Lam P, Gu M
Overarching framework between Gaussian quantum discord and Gaussian quantum illumination
Physical Review A: Atomic, Molecular and Optical Physics 95, 2(2017) 1-10

Bradshaw M, Assad S, Lam P
A tight Cram?r?Rao bound for joint parameter estimation with a pure two-mode squeezed probe
Physics Letters A 381, 32(2017) 2598-2607

Assad S, Bradshaw M, Lam P
Phase estimation of coherent states with a noiseless linear amplifier
International Journal of Quantum Information 15, 1(2017) 1-10.

Walk N, Hosseini S, Geng J, Thearle O, Haw J, Armstrong S, Assad S, Janousek J, Ralph T, Symul T, Wiseman H, Lam P
Experimental demonstration of Gaussian protocols for one-sided device-independent quantum key distribution
Optica 3, 6(2016) 634-642

Haw J, Zhao J, Dias J, Assad S, Bradshaw M, Blandino R, Symul T, Ralph T, Lam P
Surpassing the no-cloning limit with a heralded hybrid linear amplifier for coherent states
Nature Communications 7(2016) 13222-13222

Thearle O, Assad S, Symul T
Estimation of output-channel noise for continuous-variable quantum key distribution
Physical Review A - Atomic, Molecular, and Optical Physics 93, 4(2016) 1-6

Assad S, Thearle O, Lam P
Maximizing device-independent randomness from a Bell experiment by optimizing the measurement settings
Physical Review A: Atomic, Molecular and Optical Physics 94, 1(2016) 1-6

Yuan X, Assad S, Thompson J, Haw J, Vedral V, Ralph T, Lam P, Weedbrook C, Gu M
Replicating the benefits of Deutschian closed timelike curves without breaking causality
NPJ Quantum Information 1(2015) 15007 5

Haw J, Assad S, Lance A, Ng N, Sharma V, Lam P, Symul T
Maximization of extractable randomness in a quantum random-number generator
Physical Review Applied 3, 5(2015) 1-12

Shen Y, Assad S, Grosse N, Li X, Reid M, Lam P
Nonlinear Entanglement and its Application to Generating Cat States
Physical Review Letters 114, 10(2015) 1-5

Geng J, Campbell G, Bernu J, Higginbottom D, Sparkes B, Assad S, Zhang W, Robins N, Lam P, Buchler B
Electromagnetically induced transparency and four-wave mixing in a cold atomic ensemble with large optical depth
New Journal of Physics 16(2014) 113053/1-11

Hosseini S, Rahimi-Keshari S, Haw J, Assad S, Chrzanowski H, Janousek J, Symul T, Ralph T, Lam P
Experimental verification of quantum discord in continuous-variable states
Journal of Physics B: Atomic, Molecular and Optical Physics 47, 2(2014) 1-8

Assad S, Kalev A
Encoding secret information in measurement settings
International Journal of Quantum Information 12, 3(2014)

Chrzanowski H, Walk N, Assad S, Janousek J, Hosseini S, Ralph T, Symul T, Lam P
Measurement-based noiseless linear amplification for quantum communication
Nature Photonics 8, 4(2014) 333-338

Chrzanowski H, Assad S, Bernu J, Hage B, Lund A, Ralph T, Lam P, Symul T
Reconstruction of photon number conditioned states using phase randomized homodyne measurements
Journal of Physics B: Atomic, Molecular and Optical Physics 46, 10(2013) 104009 10

Gu M, Chrzanowski H, Assad S, Symul T, Modi K, Ralph T, Vedral V, Lam P
Observing the operational significance of discord consumption
Nature Physics 8, 9(2012) 671-675

Symul T, Assad S, Lam P
Real time demonstration of high bitrate quantum random number generation with coherent laser light
Applied Physics Letters 98, 23(2011) 3

Grosse N, Mehmet M, Assad S, Schnabel R, Symul T, Lam P
Observation of Entanglement between Two Light Beams Spanning an Octave in Optical Frequency
Physical Review Letters 100, 243601 (2008)(2008) 4

Symul T, Alton D, Assad S, Lance A, Weedbrook C, Ralph T, Lam P
Experimental demonstration of post-selection-based continuous-variable quantum key distribution in the presence of Gaussian noise
Physical Review A: Atomic, Molecular and Optical Physics 76(2007) 030303/1-4

Assad S
Statistical equilibrium distributions of baroclinic vortices in a rotating two-layer model at low Froude numbers
Geophysical and Astrophysical Fluid Dynamics 100, 6(2006) 503-524

Assad S
Raw-data attacks in Quantum cryptography with partial tomography
International Journal of Quantum Information 4, 6(2006) 1003-1012

Assad S
Dynamical features of deoxyribonucleic acid and configuration transition in the transcription process
Journal of Physics: Condensed Matter 18, 39(2006) 9007-9030

Assad S
Self containment radius for rotating planar flows, single-signed vortex gas and electron plasma
Regular and Chaotic Dynamics 10, 3(2005) 239-255

Assad S
Statistical equilibrium of the coulomb/vortex gas on the unbounded 2-dimensional plane
Discrete and Continuous Dynamical Systems - Series B 5, 1(2005) 1-14

Assad S
A Monte Carlo algorithm for free and coaxial ring extremal states of the vortex N -body problem on a sphere
Physica A: Statistical mechanics and its applications 328, 1-2(2003) 53-96

Assad S
Monte-Carlo and polyhedron-based simulations I: Extremal states of the logarithmic n-body problem on a sphere
Discrete and Continuous Dynamical Systems - Series B 3, 3(2003) 313-342

(41 publications)

Conference paper

Liu Y, Li J, Li X, Ou Z, Assad S
Quantum metrology in the joint measurement of multiple parameters encoded in non-commuting observables with SU(1,1) interferometer
Frontiers in Optics, FiO 2017 ?, ?(2017)

Hosseini S, Rahimi-Keshari S, Haw J, Assad S, Chrzanowski H, Janousek J, Symul T, Lam P, Ralph T, Gu M, Modi K, Vedral V
Experimental verification of quantum discord in continuousvariable states and operational significance of discord consumption
OSA CLEO: QELS_Fundamental Science, CLEO_QELS 2014 ?, ?(2014) 2

Chrzanowski H, Walk N, Haw J, Thearle O, Assad S, Janousek J, Hosseini S, Ralph T, Symul T, Lam P
Measurement-based noiseless linear amplification for quantum communication
Quantum and Nonlinear Optics III ?, ?(2014)

Chrzanowski H, Gu M, Assad S, Symul T, Modi K, Ralph T, Vedral V, Lam P
Discord as a quantum resource for bi-partite communication
11th International Conference on Quantum Communication, Measurement and Computation, QCMC 2012 ?, ?(2014) 116-118

Symul T, Assad S, Lam P
Fast real-time random numbers from vacuum fluctuations
Conference on Lasers and Electro-Optics-Int Quantum Electronics Conference CLEO_Europe_IQEC 2013 ?, ?(2013) 1

Lam P, Hosseini M, Campbell G, Pinel O, Sparkes B, Twamley J, Rebic S, Chrzanowski H, Assad S, Bernu J, Ralph T, Walk N, Symul T, Buchler B
Building a quantum repeater with quantum memories and noiseless amplifiers
10th Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2013 ?, ?(2013)

Gu M, Chrzanowski H, Assad S, Symul T, Modi K, Ralph T, Vedral V, Lam P
Discord as a Consumable Resource
10th Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2013 ?, ?(2013) 1-4

Janousek J, Chrzanowski H, Hosseini S, Assad S, Symul T, Walk N, Ralph T, Lam P
Virtual Noiseless Amplification
Conference on Lasers and Electro-Optics-Int Quantum Electronics Conference CLEO_Europe_IQEC 2013 ?, ?(2013) 1

Assad S, Chrzanowski H, Symul T, Lam P, Ralph T, Gu M, Vedral V
A functional interpretation of continuous variable quantum discord
2011 International Quantum Electronics Conference, IQEC 2011 and Conference on Lasers and Electro-Optics, CLEO Pacific Rim 2011 ?, ?(2011) 1200-1202

(9 publications)

Conference written presentation

Symul T, Chrzanowski H, Assad S, Lam P, Ralph T, Gu M, Modi K, Vedrai V
Operational significance of discord consumption
Conference on Lasers and Electro-Optics-Int Quantum Electronics Conference CLEO_Europe_IQEC 2013 ?, ?(2013) 1

(1 publications)

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