Howard Barnum
Howard Barnum
Guest Scientist, Los Alamos National Laboratory
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Cited by
Cited by
Noncommuting mixed states cannot be broadcast
H Barnum, CM Caves, CA Fuchs, R Jozsa, B Schumacher
Physical Review Letters 76 (15), 2818, 1996
Information transmission through a noisy quantum channel
H Barnum, MA Nielsen, B Schumacher
Physical Review A 57 (6), 4153, 1998
A subsystem-independent generalization of entanglement
H Barnum, E Knill, G Ortiz, R Somma, L Viola
Physical Review Letters 92 (10), 107902, 2004
Authentication of quantum messages
H Barnum, C Crépeau, D Gottesman, A Smith, A Tapp
The 43rd Annual IEEE Symposium on Foundations of Computer Science, 2002 …, 2002
Generalized no-broadcasting theorem
H Barnum, J Barrett, M Leifer, A Wilce
Physical review letters 99 (24), 240501, 2007
Monotones and invariants for multi-particle quantum states
H Barnum, N Linden
Journal of Physics A: Mathematical and General 34 (35), 6787, 2001
On quantum fidelities and channel capacities
H Barnum, E Knill, MA Nielsen
IEEE Transactions on Information Theory 46 (4), 1317-1329, 2000
Largest separable balls around the maximally mixed bipartite quantum state
L Gurvits, H Barnum
Physical Review A 66 (6), 062311, 2002
Reversing quantum dynamics with near-optimal quantum and classical fidelity
H Barnum, E Knill
Journal of Mathematical Physics 43 (5), 2097-2106, 2002
Quantum computing applications of genetic programming
L Spector, H Barnum, HJ Bernstein, N Swamy
Advances in genetic programming 3, 135-160, 1999
Generalizations of entanglement based on coherent states and convex sets
H Barnum, E Knill, G Ortiz, L Viola
Physical Review A 68 (3), 032308, 2003
Finding a better-than-classical quantum AND/OR algorithm using genetic programming
L Spector, H Barnum, HJ Bernstein, N Swamy
Proceedings of the 1999 Congress on Evolutionary Computation-CEC99 (Cat. No …, 1999
Entropy and information causality in general probabilistic theories
H Barnum, J Barrett, LO Clark, M Leifer, R Spekkens, N Stepanik, A Wilce, ...
New Journal of Physics 12 (3), 033024, 2010
Higher-order interference and single-system postulates characterizing quantum theory
H Barnum, MP Müller, C Ududec
New Journal of Physics 16 (12), 123029, 2014
Nature and measure of entanglement in quantum phase transitions
R Somma, G Ortiz, H Barnum, E Knill, L Viola
Physical Review A 70 (4), 042311, 2004
Information processing in convex operational theories
H Barnum, A Wilce
Electronic Notes in Theoretical Computer Science 270 (1), 3-15, 2011
Information-theoretic approach to quantum error correction and reversible measurement
MA Nielsen, CM Caves, B Schumacher, H Barnum
Proceedings of the Royal Society of London. Series A: Mathematical, Physical …, 1998
Quantum simulations of classical annealing processes
RD Somma, S Boixo, H Barnum, E Knill
Physical review letters 101 (13), 130504, 2008
Quantum probability from decision theory?
H Barnum, CM Caves, J Finkelstein, CA Fuchs, R Schack
Proceedings of the Royal Society of London. Series A: Mathematical, physical …, 2000
General fidelity limit for quantum channels
H Barnum, CA Fuchs, R Jozsa, B Schumacher
Physical Review A 54 (6), 4707, 1996
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