====== Jonathan Barrett ====== {| class="portrait" |- | style="width:159px;"rowspan="4"| {{:members:past:jbarrett.jpg?nolink&150}} ! style="width:50px;"| Email: | style="width:541px;"| j.barrett (at) bristol.ac.uk |- ! Phone: | |- ! Fax: | |- ! Adress: | |} Currently at the Theory Group at Bristol: his webpage can be found [[http://www.phy.bris.ac.uk/people/barrett_j/index.html|here]]. === Short biography === * Born 1976. * In 1985, I obtained a certificate in basic donkey care. * 1994-1998 The Queen's College, Oxford. BA Physics and Philosophy. * 1998-1999 Trinity College, Cambridge. Part III of the Mathematical Tripos. * 1999-2002 Trinity College, Cambridge. PhD. Thesis title: Entanglement, Non-locality and Quantum Information Theory. Supervisor: Adrian Kent. * 2002-2004 Postdoctoral researcher at the Centre for Quantum Information and Computation, Universite Libre de Bruxelles. === Research interests === * Quantum information theory, especially cryptography and aspects of non-locality. Quantum foundations. === Publications === * J. Barrett, Implications of teleportation for nonlocality, Phys. Rev. A **64**, 042305 (2001). * J. Barrett, Nonsequential positive-operator-valued measurements on entangled mixed states do not always violate a Bell inequality, Phys. Rev. A **65**, 042302 (2002). * J. Barrett, D. Collins, L. Hardy, A. Kent and S. Popescu, Quantum nonlocality, Bell inequalities and the memory loophole, Phys. Rev. A **66**, 042111 (2002). * J. Barrett, Countering quantum noise with supplementary classical information, Phys. Rev. A **68**, 012303 (2003). * J. Barrett and S. Massar, Quantum coin tossing and bit-string generation in the presence of noise, Phys. Rev. A. **69**, 022322 (2004). * J. Barrett and A. Kent, Noncontextuality, finite precision measurement and the Kochen-Specker theorem, Stud. Hist. Phil. Mod. Phys. **35**, 151 (2004). * J. Barrett, N. Linden, S. Massar, S. Pironio, S. Popescu and D. Roberts, Non-local correlations as an information theoretic resource, Phys. Rev. A **71**, 022101 (2005). e-print quant-ph/0404097, submitted to PRA. * J. Barrett, L. Hardy and A. Kent, No signalling and quantum key distribution, e-print quant-ph/0405101, Phys. Rev. Lett. **95**, 010503 (2005) * J. Barrett and S. Massar, Security of bit-string generation, e-print quant-ph/0408120, Phys. Rev. A **70**, 052310 (2004) * L.-P. Lamoureux, E. Brainis, D. Amans, J. Barrett and S. Massar, Provably secure experimental bit-string generation, e-print quant-ph/0408121, Phys. Rev. Lett. **94**, 050503(4) (2005)