Centre for Quantum Technologies

Date	Speaker	Topic	Venue	Downloads
24 Apr	Lluis Masanes	No-signaling key distribution	CQT Seminar Room S15, Level 3
10 Apr	Cedric Beny	Unsharp Quantum Information: Correction and Broadcasting	CQT Seminar Room S15, Level 3
03 Apr	Lin Chen	Rank three entangled states are distillable	CQT Seminar Room S15, Level 3
01 Apr	Alok Pan	Observability of arrival time distribution and empirical testability of the Bohmian Model	CQT Seminar Room S15, Level 3
06 Mar	Tomasz Paterek	Experimentally friendly geometrical entanglement criteria	CQT Seminar Room S15, Level 3
05 Mar	Amir Kalev	The No-Broadcasting Theorem and its Classical Counterpart	CQT Seminar Room S15, Level 3
21 Feb	Mariusz Gajda	Resonant Einstein-de Haas effect in a rubidium condensate	CQT Seminar Room S15, Level 3
21 Feb	Charles W. Clark	How American Presidents Are Chosen	Blk ADM, Level 7, University Scholars Programme, NUS Conference Room	PDF
20 Feb	Earl Campbell	Easily-distillable entanglement	S15-03-16 CQT Seminar Room
14 Feb	Erik Gauger	Adiabatic Control of Solid State Spin Qubits	S15-03-16 CQT Seminar Room	PDF
13 Feb	Alastair Kay	The Computational Power of Translationally Invariant Hamiltonians	S15-03-16 CQT Seminar Room	PDF
05 Feb	Huzihiro Araki	Dynamics and Potential	S15-03-16 CQT Seminar Room
04 Feb	Juan Pablo Paz	Dynamics of the entanglement between two oscillators in the same environment	S15-03-16 CQT Seminar Room	PDF
24 Jan	Vladimır Buzek	Quantum infodynamics (An attempt to describe dynamics of open quantum systems using quantum information theory)	S15-03-16 CQT Seminar Room

2007

Date	Speaker	Topic
11 Dec	Kim Jungsang	Engineering a Quantum Information Processor
07Dec	Fedor Jelezko	Quantum Information Processing with Single Defects in Diamond
06 Dec	Man Hong Yung	The origin of correlated errors in the spin-boson model
01 Nov	Howard Wiseman	Experimental Demonstration of Heisenberg-Limited Phase Estimation
28 Sep	Jarek Miszczak	Quantum programming languages
20 Sep	Nicolas Brunner	Detection Loophole in asymmetric Bell experiments
19 Sep	Nilhan Gurkan	Two Qubit Entanglement in Magnetic Chains with DM Antisymmetric Anisotropic Exchange Interaction
18 Sep	Stephan Ritter	Bose-Einstein condensation and cavity QED
14 Sep	Jan Bouda	Random unitary encodings, private quantum channels and deterministic plaintext modification
13 Sep	Andreas Winter	Counterexamples to additivity of minimum output Renyi entropies of channels, for parameter p>2, p>1 and p near 0
30 Aug	Richard Jozsa	Classical simulation of quantum circuits
24 Aug	Koenraad Audenaert,	Quantum Hypothesis Testing: non-commutative generalisations of the Chernoff and Hoeffding bounds
23 Aug	Tobias Schaetz	Towards an ion-trap as an analog quantum simulator
16 Aug	Looi Shiang Yong	Quantum Error Correcting Codes using Qudit Graph States
06 Aug	Tony Leggett	Hybrid optical-solid-state qubits:how "involved" are the solid-state decrees of freedom?
03 Aug	Syed M Assad	An experiment towards second harmonic entanglement
02 Aug	Hugo Zbinden	Entanglement Swappping using independent cw-Sources
01 Aug	Johannes Kofler	Conditions for violation of Macro Realism
26 Jul	Cyril Branciard	Distributed Phase Reference protocols for QKD : Security considerations and new upper bounds
23 Jul	Hans A. Bachor	Recent highlights in quantum-atom optics in Australia
06 Jul	Man Hong Yung	The origin of correlated errors in the spin-boson model
04 Jul	Warwick Bowen	Applications of Techniques in Quantum Optics: Ultrahigh Q Microresonators and Quantum Imaging
26 Jun	Peter Drummond	Universal thermodynamics of strongly interacting Fermi gases
04 Jun	Georg Reuther	Quantum Thermodynamic Machines: An Approach via Driven Spin Chains
23 May	Peter Zoller	Quantum information and condensed matter physics with cold atoms and molecules
22 May	Oscar Dahlsten	Typical entanglement: bridging abstract results and physical reality
21 May	Chen Wei	Joint QIT-SSL Seminar: Assembling linear fullerene arrays for quantum information processing
11 May	Ilja Gerhardt	Efficient Coupling of Light to a Single Molecule
26 Apr	Renato Renner	Non-asymptotic quantum information theory
19 Apr	Wonmin Son	Generalized GHZ contradiction and generic Bellâ€™s inequality
16 Apr	Raymond Laflamme	NMR and quantum information processing
05 Apr	Jeramy Hughes	Bose-Einstein Condensation and Condensate Interferometry
15 Mar	Simone Severini	Cheating about coloring graphs
13 Mar	Toby Cubitt	Entangled subspaces with bounded Schmidt rank
02 Mar	Harald Weinfurter	Atom-Photon-Entanglement and Remote State Preparation
01 Mar	Giulio Casati	Quantum Chaos: An Introduction
28 Feb	Piet O. Schmidt	Direct Frequency comb spectroscopy using quantum logic
13 Feb	Ashwin Nayak	Search via quantum walk
08 Feb	Klaus Dietz	Algebraic Structures of m-Qubit State-Spaces, Domains of Separable and Non-Separable States
07 Feb	Hartmut Haeffner	Perspectives of ion trap quantum computing
01 Feb	Jacob Dunningham	Precision measurements with entangled condensates
26 Jan	Marcelo Terra Cunha	Entanglement: Estimation, Extraction and Transfer
25 Jan	Jaroslav Rehacek	Quantum mechanics of vortex beams
24 Jan	Marcelo Terra Cunha	Single Particle Entanglement
18 Jan	Zdenek Hradil	Biased tomography schemes: an objective approach
09 Jan	Kazuo Fujikawa	Some formal aspects of geometric phases
08 Jan	Kai Dieckmann	The Ultracold Fermi-Fermi Mixture: Status Report

2006

Date	Speaker	Topic
19 Dec	Magnus Hsu	A quantum study of slow light via electromagnetically induced transparency
14 Dec	Daniel Oi	Scalable Fault Tolerant Distributed Ion Trap Computer
07 Dec	Christophe Salomon	Cold Atom Clocks and Tests of Fundamental Physical Laws
06 Dec	Christophe Salomon	Superfluidity in Ultracold Fermi gases
16 Nov	Bernd Rohwedder	Linear Optics Quantum Computers
15 Nov	Gilles Montambaux	Electron-electron interaction and decoherence in metallic wires
26 Oct	Dagomir Kaszlikowski	Multipartite Entanglement and Quantum Phase Transitions: The Spinelli Variations Part I
19 Oct	Ilja Gerhardt	Nano-Optics with Single Molecules
14 Sep	Akimasa Miyake	Universal Entanglement Resources for One-Way Quantum Computation
11 Sep	Juergen Eschner	Interference and entanglement of single photons and single atoms
11 Sep	Giovanna Morigi	Atom-Photon interfaces: From single atoms to crystals
06 Sep	T.T. Wu	Quantum Memory
06 Sep	Vlatko Vedral	Quantum Computation as a Phase Transition
06 Sep	Valerio Scarani	Quantum Non-Locality...and a little more
31 Aug	Loh Huanqian	Light as a Tool: Lasers and Correlated Photon Pairs
30 Aug	Andreas Winter	Random methods in Quantum Information theory
29 Aug	Andreas Winter	Uncertainty, Monogamy, and Locking of Quantum Correlations
22 Aug	Damian Markham	Multiparty Entanglement in Quantum Information
17 Aug	David Lucas	Quantum Computing with Trapped Ions
23 Jun	Gui Lu Long	Superior to Quantum Computer: the Duality Computer and the General Quantum Interference Principle
14 Jun	Jingliang He	Optical Superlattice and Its Applications
09 Jun	Chun-Fang Li	Spatial and temporal behaviors in quantum traversal through 1D and 2D structures
26 May	Shen Yong	An Alternative to Diagonalisation
05 May	Alastair Kay	Multipartite Purification Protocols
27 Apr	Tilman Esslinger	A Lab in a Trap: Quantum Gases in Optical Lattices
27 Apr	Tilman Esslinger	A Lab in a Trap: Quantum Gases in Optical Lattices
21 Apr	Thomas Durt	Experimental Tests of Markovicity of Quantum Mechanics
17 Apr	Niels Kjaergaard	A Collider for Ultracold Atoms
10 Apr	Charles Clark	Telling time with atoms, on land, sea and air
10 Apr	Murray Barrett	Quantum Information Processing with Atomic Systems
31 Mar	Bei-Lok Hu	Quantum Decoherence and Control in the non-Markovian regime for Quantum information Processing
21 Mar	Lian-Ao Wu	Quantum Phase Transitions and Entanglement
17 Mar	Cord Mueller	"Gone with the wind" - thermal breakdown of coherent backscattering in the light of quantitative quantum duality
27 Feb	Janos Bergou	Programmable Quantum State Discriminators
21 Feb	Andrew Daley	Repulsively bound atomic pairs and controlled dissipation in optical lattices
02 Feb	Daniel Terno	Non-completely positive maps in physics
27 Jan	Dagomir Kaszlikowski	Spatial entanglement in thermal equilibrium
25 Jan	Blair Blakie	Optical Lattices
23 Jan	Ujjwal Sen	Classical capacity of Quantum Channels carrying massive particles: Bosons vs Fermions
13 Jan	Toh Sing Poh	Some simple computations on Automaton Logic
06 Jan	Li Dafa	An introduction on Grover search algorithm
05 Jan	Timothy Havel	Methods for the control of decoherence-free qubits

2005

Date	Speaker	Topic
16 Dec	Daniel Oi	Measure of Coherence under Continuous CP Evolution: (Non-)Geometric Phase
16 Dec	Stephanie Wehner	Semidefinite programming and Tsirelson bounds
09 Dec	Fei Shao-Ming	Theory of Quantum Entanglement: Measure, Separability and Equivalence
02 Dec	Thomas Durt	Galois fields and Quantum Information: Applications in prime & prime power dimensional Hilbert spaces
28 Nov	Tzu-Chieh Wei	The Geometric measure of entanglement and its applications
25 Nov	Joonwoo Bae	Secrecy properties of quantum channels - the 'iff' security condition under general collective attacks in arbitrary dimensions
04 Nov	Kwong Chang Chi	Information-Theoretic Approach to Three-Particle Quantum Interferometry
21 Oct	Francesco Buscemi	Optimal superbroadcasting maps of mixed qubit states
30 Sep	Valerio Scarani	On Practical Quantum Cryptography
23 Sep	Dave Bacon	New Quantum Algorithms for the Hidden Subgroup Problem
16 Sep	Dave Bacon	Self-Correcting Quantum Computers
12 Sep	JosÃ© Ignacio Latorre	Exploitation of Entanglement
02 Sep	Jun Suzuki	Motion of Classical Impurities in the Homogeneous Bose-Einstein Condensate
26 Aug	Mark Yeo	T- Junction ion trap array for two-dimensional ion shuttling, storage and manipulation
19 Aug	Marcin Wiesniak	Entanglement in Thermal States of Solids
05 Aug	Goan Hsi-Sheng	Solid-state quantum computing and single spin readout
29 Jul	Lev Vaidman	The two state vector formalism of quantum mechanics
22 Jul	Xuexi Yi	Quantum Information Processing based on Cavity QED
12 Jul	Dr P. Blair Blakie & Dr Matthew J. Davis	Really Cool Matter Waves: Finite temperature Bose-Einstein condensates
20 May	Masahito Hayashi	Quantum Measurement and State Evolution
19 May	Masahito Hayashi	State Evolution and Trace Preserving Completely Positive Maps in Quantum System
06 May	Looi Shiang Yong	Numerical scheme for computing accessible information
22 Apr	Ady Mann	Conjugate operators in finite phase space
31 Mar	Miklos Santha	A quantum algorithm for finding a triangle
28 Mar	Tim Ralph	Quantum non-demolition on qubits
11 Mar	Vincent Wong	Coherent Population Trapping in real and artificial atoms
04 Mar	Lim Jenn Yang	Quantum Tomographic Cryptography with a Semiconductor Single Photon Source
04 Feb	Lim Yuan Ling	Repeat until success non-local gates with single photon sources

2004

Date	Speaker	Topic
02 Dec	Marek Zukowski	All tight multiparticle Bell inequalities for 3 dichotomic observables per observer
19 Nov	Tong Dianmin	Kinematic approach to geometric phase
29 Oct	Gabriel Molina-Terriza	Orbital angular momentum of photons in QI experiments
22 Oct	Michael Revzen	Casimir effect: The classical limit
18 Oct	Yakir Aharonov	The two-state formalism of quantum mechanics
15 Oct	Erik Sjoqvist	Topological tests for degeneracies of quantal Hamiltonians
01 Oct	Bernd Rohwedder	Atomic Billiards, Quantum Puzzles and Matrix Mechanics
24 Sep	Michael Revzen	Non negative Wigner function and Bell's inequality violation
17 Sep	Alastair Kay	Quantum Computation using optical lattices
10 Sep	Feng Xun-Li	Schemes for generating entangled states of atoms and light fields using photon interference
27 Aug	William Marshall	Towards quantum superpositions of a mirror
20 Aug	Andrey Bychkov	Quantum Effects in Artificial Atoms
19 Aug	Artur Ekert	Quantum future for Computation
12 Aug	Yasser Omar	Particle Statistics in Quantum Information Processing
30 Jul	Christophe Couteau	Correlation and Cross-Correlation measurements in single II-VI quantum dots, Part II
29 Jul	Christophe Couteau	Correlation and Cross-Correlation measurements in single II-VI quantum dots, Part I
20 Jul	Anirban Pathak	Mathematical criterion for single photon sources in quantum cryptography
14 Jul	Dian Wahyu	Quantum Electromechanical Systems
09 Jul	Soo Chopin	Quantum Information and Lorentz Invariance
05 Jul	Barry Sanders	Optical Quantum Fingerprinting
07 May	Du Jiangfeng	Quantum State Measurement using NMR techniques
30 Apr	Dagomir Kaszlikowski	An entanglement distillation protocol using one-way communication
23 Apr	Myungshik Kim	Transfer of entanglement from continous variables to qubit systems
16 Apr	Tong Dianmin	Operator-Sum Representation of Time-Dependant Density Operators
16 Apr	Thomas Durt	A solution of the mean king's problem in prime power dimensions
06 Apr	Kae Nemoto	Universality and Non-Linearity in Optical Quantum Computation
02 Apr	Janet Anders	Measuring the degree of entanglement in Gaussian states
31 Mar	Nilanjana Datta	Perfect State transfer in Quantum Spin Networks
26 Mar	Damian Markham	The Majorana Representation, Some Applications
19 Mar	Berge Englert	Random remarks on minimal qubit tomography and qubit-pair tomography
12 Mar	Luis Tirtasanjaya	Symmetry and Its Applications in Mechanics
05 Mar	Ng Hui Khoon	A simple and efficient method of doing Quantum Ellipsometry
27 Feb	Gleb Maslennikov	Qutrit State Engineering with Biphotons
20 Feb	Antonio Acin	Entanglement and Key Distillation Scenarios
13 Feb	Ivan Marcikic	Long Distance Quantum Communication
06 Feb	Jarda Rehacek	Triggered Qutrits for Quantum Communication protocols
30 Jan	Shangguan Wangzuo	Exchange Coupling in a coupled double-dot as Quantum Gates
16 Jan	Darwin Gosal	NIST involvement in the Advanced Encryption Standard (AES)

2003

Date	Speaker	Topic
12 Dec	Iouri Bogdanov	Statistical Reconstruction of Qutrits
12 Dec	Denis Sych	Quantum Cryptography with Unselected Information
28 Nov	Frederick Hans Willeboordse	Finding Channel Capacity Using Simulated Annealing
21 Nov	Christian Kurtsiefer	Experimental Aspects of a Simple Interferometer
14 Nov	Dagomir Kaszlikowski	A few words on classical cryptography
07 Nov	Lim Jenn Yang	Quantum and classical advantage distillation are not equivalent
17 Oct	Berge Englert	How much can you know about quantum pyramids?
10 Oct	Wang Ming Liang	One-Way Quantum Computation
03 Oct	Berge Englert	A novel scheme for quantum cryptography
26 Sep	Daniel Ong	Quantum Cellular Automata
19 Sep	Alexander Zhukov	Orthogonality of Biphoton Qutrits
15 Sep	Artur Ekert	Quantum Cryptography Revisited
12 Sep	Du Jiangfeng	Implementation of a phase-covariance cloner
05 Sep	Chen Jingling	Quantum Walk on Spin Chains
04 Sep	Sergei Kulik	Polarization properties of biphotons and their applications in quantum communication protocols
29 Aug	Kwek Leong Chuan	Applications of Spin Chain in Quantum Computation
22 Aug	Dimitris Angelakis	Entangling atoms and photons in photonic crystals. Single photon switches, GHZ states and more
15 Aug	Carolina Moura Alves	Simple non-linear tests for direct entanglement detection
08 Aug	Berge Englert	Adventures in Phase Space Part I
01 Aug	Krzysztof Wodkiewicz	Images of a Quantum State
25 Jul	Krzysztof Wodkiewicz	Bell Inequalities and Continous Variables
23 Jul	Krzysztof Wodkiewicz	Stochastic Maps and Noise
18 Jul	Krzysztof Wodkiewicz	Fidelity of Cloning and Teleportation
03 Jul	Artur Ekert	Is there a perfect cipher?
03 Jul	Shohini Ghose	Dynamics of Atoms trapped in a Magneto-optical Lattice
27 Jun	Dario Poletti	How to measure distinguishability of photons
20 Jun	Darwin Gosal	Shannon's Noiseless Coding Theorem
30 May	Dagomir Kaszlikowski	Quantum Channel Capacity
27 May	Antia Lamas Linares	Stimulated Parametric Down-Conversion and Quantum Cloning
23 May	Antia Lamas Linares	Quantum Information on a Beam Splitter
16 May	Wayne Lawton	Groups and their Representations : A Card Shuffling Approach (Part II)
09 May	Wayne Lawton	Groups and their Representations : A Card Shuffling Approach (Part I)
02 May	Dagomir Kaszlikowski	Information theoretic approach to single-particle and two-particle interference in multi-path interferometry
11 Apr	Kwek Leong Chuan	Grover Search on Bounded Error Inputs
04 Apr	Du Jiangfeng	Geometric Phase for Mixed States
28 Mar	Christian Kurtsiefer	Experimental Quantum Communication
21 Mar	Christian Kurtsiefer	Free Space Quantum Cryptography
14 Mar	Berge Englert	Quantum Cryptography in Prime Dimensions : Security for Noisy Channels
07 Mar	Thomas Durt	Entanglement Free Interactions in the Classical Limit
28 Feb	Liang Yeong Cherng	Generalisation of Ekert's protocol to higher dimensions
26 Feb	Julia Kempe	Quantum Random Walks
21 Feb	Johnson Goh	Encapsulation and Electrical Isolation of P-Qubits
20 Feb	Thomas Durt	Security of Quantum Key Distribution with Entangled QuNits
14 Feb	Gregor Weihs	Simulating higher spin systems with orbital angular momentum of photons
12 Feb	Kazimierz Rzazewski	Bose Gas at Finite Temperature
07 Feb	Jaroslav Rehacek	Iterative Algorithms for Problems in Quantum Information
30 Jan	Sergei Kulik	Interference in Biphoton Fields
24 Jan	Sergei Kulik	Qutrits: Preparation, Transformation and Measurement, Part III
23 Jan	Sergei Kulik	Qutrits: Preparation, Transformation and Measurement, Part II
22 Jan	Sergei Kulik	Qutrits: Preparation, Transformation and Measurement, Part I
17 Jan	Daniel Oi	Interferometric Determination of the Distance between Unitaries
10 Jan	Kelken Chang	Quantum Cryptography

2002

Date	Speaker	Topic
20 Dec	Chen Jingling	Geometric observation for Bures fidelity
16 Dec	Chung Keng Yeow	BECs on atom chips: Hardware for quantum computation?
13 Dec	Marie Ericsson & Tong Dianmin	Mixed State Geometric Phases in Photon Interferometry
10 Dec	Jeff Ou	Quantum Information with Narrow band Two-photon
29 Nov	Berge Englert	Quantum Erasure
22 Nov	Du Jiangfeng	Quantum Games
15 Nov	Dagomir Kaszlikowski	Accessible Information vs Complementarity
08 Nov	Dagomir Kaszlikowski	SU(3) Transformation on Photons
01 Nov	Kwek Leong Chuan	Macroscopic Quantum Superposition
25 Oct	Kwek Leong Chuan	Holevo Bound and Landauer's Principle
18 Oct	Kwek Leong Chuan	Holevo Bound
04 Oct	Dagomir Kaszlikowski	Channel Capacity (Part II)
27 Sep	Dagomir Kaszlikowski	Channel Capacity (Part I)
20 Sep	Kwek Leong Chuan	Quantum Cloning
13 Sep	Matthias Christandl	The Quantum Analog to Intrinsic Information (Part II)
06 Sep	Matthias Christandl	The Quantum Analog to Intrinsic Information (Part I)
30 Aug	Pan Jian Wei	Entanglement Purification
23 Aug	Artur Ekert	On Measuring Non-Linear Functionals of Quantum States
21 Aug	Berge Englert	Quantitative Wave-Particle Duality
20 Aug	Berge Englert	The Mean King's Problem and Secure Quantum Communication
16 Aug	Dagomir Kaszlikowski	Quantum Secret Sharing
19 Apr	Carolina Moura Alves	Non-Linear Functionals

2008

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2005

2004

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2002