PPT-Quantum information

and the monogamy of entanglement Aram Harrow MIT Brown SUMS March 9 2013 Quantum mechanics QM has also explained the stability of atoms the photoelectric effect e verything else weve looked at. measurements: . One physicist’s crooked . path from quantum optics to quantum information. Introduction . Squeezed states and optical . interferometry. Ramsey . interferometry. and cat states. Quantum information perspective. dynamics vs. entang. lement. APS March Meeting. Pittsburgh. , 2009 March 16. . Ramsey . interferometry. and cat . states. Quantum information . perspective. Beyond the Heisenberg . limit. Two-component BECs. Omar Fawzi (ETH Zürich). Joint work with Winton Brown (University College London). S. Random . unitaries. Encoding for almost any quantum information transmission problem . Entanglement generation. Thermalization. Aditi. . Sen. (De). Harish-Chandra Research Institute, India. Monogamy of Quantum Correlations. Aditi. . Sen. (De). Harish-Chandra Research Institute, India. Co-workers: . Asutosh. , . Salini. , . (Quantum Cryptography). The BIG Idea. Basic idea of cryptography – To keep information secure from prying eyes. . Current encryption is mathematically based. Basically there are several possible types of keys and if the sender and end user both know the key, they can exchange information securely. . Modern Physics. 5/10/11 . Spring 2011. Ben Miller, Alexander . DeCarli. , Kevin Shaw. What is it?. How do particles become Entangled?. Parametric Down Conversion. A laser (usually ultraviolet for its high frequency) sends a photon through a nonlinear crystal such as Beta Barium Borate. Quantum Hamiltonian Complexity. Aram Harrow (MIT). Simons Institute. 16 Jan 2014. Entanglement. Original motivation for quantum computing. [Feynman ‘82]. Nature isn't classical, dammit, and if you want to make a simulation of Nature, you'd better make it quantum mechanical, and by golly it's a wonderful problem, because it doesn't look so easy.. Fernando . G.S.L. . Brand. ão. ETH Zürich. W. ith . B. Barak . (. MSR). ,. . M. . Christandl. . (ETH),. . A. Harrow . (MIT), . J. . Kelner. . (MIT), . D. . Steurer. . (Cornell), . J. Yard . (Station Q), . high-dimensional geometry. Patrick Hayden. McGill University. Perspectives in High Dimensions, Cleveland, August 2010. Motivation. 1m. .1nm. Outline. The one-time pad: classical and quantum. Argument from measure concentration. Fang Song. IQC, University of Waterloo. -- “Quantum-Friendly” Reductions. 2. How do . quantum . attacks change classical cryptography?. Crypto-systems based on the hardness of factoring and discrete-log are . . Entanglement, discord and harnessing noise. Natalia . Korolkova. . St . Andrews, UK. QUANTUM. INFORMATION. Quantum entanglement: definition and some textbook examples. Going macroscopic: quantum information in infinite-dimensional . ’. t understood it.. ”. --Niels Bohr. . The Quantum Information Revolution. . Paul Kwiat. DARPA. Kwiat’s. Quantum. Clan (2012). Graduate Students:. . Rebecca Holmes. . Aditya. Sharma. Quantum Hamiltonian Complexity. Aram Harrow (MIT). Simons Institute. 16 Jan 2014. Entanglement. Original motivation for quantum computing. [Feynman ‘82]. Nature isn't classical, dammit, and if you want to make a simulation of Nature, you'd better make it quantum mechanical, and by golly it's a wonderful problem, because it doesn't look so easy.. Fernando . G.S.L. . Brand. ão. University College London. Caltech, January 2014. Quantum Information Theory. Quant. Comm.. Entanglement theory. Q. error . c. orrec. . FT. Quantum comp.. Quantum complex. .