Isaac Newton Institute for Mathematical Sciences

Complexity, Computation and the Physics of Information

May to August 1999

Organisers: A Albrecht (UC Davis), Peter Knight (Imperial), RM Solovay (Berkeley), W Zurek (LANL)

Workshop: Entanglement and Quantum Information Processing


The second week of the workshop is held jointly with the first meeting of the European Science Foundation programme on Quantum Information Theory and Quantum Computation and is sponsored by this programme.

For further information about the ESF programme please see the website


Monday 12 July

08.50-09.00 M Plenio (Imperial)

Session 2.1 Chair: M Plenio

09.00-09.40 A Holevo (Steklov. Math. Inst.)
Reliability function of quantum communication channel

09.40-10.20 B Schumacher (Kenyon)
Optimal signal ensembles

10.20-10.50 Coffee

10.50-11.30 R Horodecki (Gdansk)
On balance of quantum information

11.30-12.10 D Bruss (Hannover)
Entanglement splitting of pure bipartite quantum states

12.30-14.00 Lunch

European Science Foundation programme - organisational meeting (M Plenio & T Spiller)

15.30-16.00 Tea

Session 2.2 Chair: B Schumacher

16.00-16.40 W Wootters (Williams)
Distributed entanglement

16.40-17.20 K Zyczkowski (IF UJ, Krakow)
Quantum entanglement: typical or unusual property?

17.20-18.00 G Giedke (Innsbruck)
Entanglement purification for continuous variables

19.15 Dinner


Tuesday 13 July

Session 2.3 Chair: A Steans

09.00-09.40 N Gisin (Geneva)
Quantum cryptography on noisy channels: quantum versus classical key-agreement protocols

09.40-10.20 J Smolin (IBM Research)
Unextendible product bases and bound entanblement

10.20-10.50 Coffee

10.50-11.30 L Hardy (Oxford)
Manipulating bipartite entanglement

11.30-12.10 W Duer (Innsbruck)
Separability and distillability of multiparticle quantum systems

12.30-14.00 Lunch

15.00-15.30 Tea

Session 2.4 Chair: S Massar

15.30-16.10 M Plenio (Imperial)
Local manipulation of pure-state entanglement

16.10-16.40 N Cerf (ULB, Brussels)
Simulating entanglement with classical communication

16.40-17.30 R Tarrach (ECM, Spain)
Optimal, minimal and universal measurements of mixed states

17.30-19.00 Posters and Wine Reception

19.15 Dinner


Wednesday 14 July

Session 2.5 Chair: P Knight

09.00-09.40 S Haroche (ENS, Paris)
Entanglement experiments in cavity QED

09.40-10.20 H Weinfurter (LMU, Munich)
Quantum communication with entangled photons

10.20-10.50 Coffee

10.50-11.30 R Hughes (Los Alamos)
Practical quantum cryptography systems

11.30-12.10 S Braunstein (Bangor)
Versatility of down-converters

12.30-14.00 Lunch

15.30-16.00 Tea

Session 2.6 Chair: G Mahler

16.00-16.40 A Uhlmann (Leipzig)
Some roofs and related inequalities

16.40-17.20 B Terhal (CWI)
Applications of positive linear maps in the theory of bipartite mixed state entanglement

17.20-18.20 C Bennett (IBM Research)
'The Rolf Landauer Lecture'

19.15 Conference Dinner Sidney Sussex College


Thursday 15 July

Session 2.7 Chair: N Gisin

09.00-09.40 L Vaidman (Tel Aviv)
Local and nonlocal storage of information in an ensemble of quantum waves

09.40-10.20 S Massar (ULB, Brussels)
How much information can be obtained by a quantum measurement?

10.20-10.50 Coffee

10.50-11.30 A Winter (Bielefeld)
Coding theorem, strong converse, and the Holevo bound for quantum channels

11.30-12.10 A Albrecht (UC, Davis)
Irreversibility: from bit to bang

12.30-14.00 Lunch

15.30-16.00 Tea

Session 2.8 Chair: N Cerf

16.00-16.40 G Kurizki (Weizmann, Israel)
Control of decoherence and loss in quantum systems

16.40-17.20 N Zagury (UFRJ, Brazil)
Determinist entanglement and teleportation of internal states of trapped ions

17.20-18.00 GM D'Ariano (Pavia)
Quantum tomography for arbitrary quantum systems

19.15 Dinner


Friday 16 July

Session 2.9 Chair: R Tarrach

09.00-09.40 W Unruh (UBC)
False decoherence and energyless decoherence

09.40-10.20 D Mayers (NEC)
Quantum coin tossing

10.20-10.50 Coffee

10.50-11.30 N Lutkenhaus (Helsinki)
Individual attacks in quantum key distribution

11.30-12.10 HK Lo (HP Labs)
Quantum security: illusion or reality?

12.30-14.00 Lunch

15.30-16.00 Tea

Session 2.10 Chai: B Terhal

16.00-16.40 H Buhrman (CWI)
Recent results in quantum commmunication complexity

16.40-17.20 P Hoyer (Aarhus)
Noncommutative Hidden Subgroups

17.20-18.00 A Steane (Oxford)
Quantum fault tolerance: what is and is not known

19.15 Dinner

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