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Quantum Secret Sharing
... computation, it seems possible, even likely, that quantum states will become nearly as important as classical data. It might therefore be useful to have some way of sharing secret quantum states as well as secret classical data. Such a quantum secret sharing scheme ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Position 2E of the QUSTEC doctoral programme: deadline on September 30
... generation in gases. A broadband electronic superposition of states can be achieved by irradiating atoms and molecules with such coherent ... affects the quantum beating between the different states and how decoherence effects depend on the size (number of atoms) of ...
Position - QUSTEC_PhD - 24/09/2020 - 10:34 - 0 comments
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The no-cloning theorem
... |} for all ψ. This must then be true for the basis states as well, so U (Δ t )∣0⟩ A ∣ e ⟩ B ... using classical error correction techniques on quantum states. For example, we cannot create backup copies of a state in the middle of ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Bell's theorem
... to modern physics. In its simplest form, Bell's theorem states: No physical theory of local hidden variables can ever reproduce ... , in which the particles exchange information about their states. This is the basis of the Bohm interpretation of quantum mechanics. ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:37 - 0 comments
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Funded PhD Studentship on Diamond-Based Quantum Networks- University of Cambridge
... efficient conversion between local (stationary) qubit states manipulated and stored in local nodes and transmittable (flying) qubits. ... network through exchange of multiphoton entangled states. Fortunately, an alternative system capable of addressing this challenge ...
Position - meteatature - 04/04/2020 - 21:37 - 0 comments
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Postdoctoral Fellow within quantum information theory and machine learning, Department of Informatics, University of Bergen, Norway
... of classical message-passing on graphs and quantum graph states. 4. Graph theoretic measures applied to quantum information ... the structure of the genuine multipartite entangled states. In this context we have proposed several tests for detecting genuine multipartite entanglement for some restricted class of states based on different non-inequality paradoxes like Hardy's argument, ...
Position - Matthew - 22/05/2016 - 20:36 - 3 comments
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PhD in Physics: Post-classical sensing and computational capabilities of multiphoton interferometers
... interferometers with experimentally available photonic input states. The main idea is to exploit the full quantum information encoded in the interferometric evolution of the input photonic quantum states by employing novel measurement techniques (e.g. iterative ...
Position - Torades - 21/03/2018 - 21:26 - 0 comments
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Prospects for applications and commercial exploitation
... classical machine. Quantum metrology Entangled states provide instances of the most fragile objects ever known, because they ... allow surpassing this limit by generation of spin squeezed states of atoms. Work towards this goal is going on in Europe and in the US. ...
Wiki article - Binosi - 04/03/2016 - 15:32 - 0 comments
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Hilbert spaces
... contains the "wavefunctions" that stand for the possible states of the system. See mathematical formulation of quantum mechanics for details. The Hilbert space of plane waves and bound states commonly used in quantum mechanics is known more formally as the ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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QIQG reading list
... modifications of quantum theory. Tensor network states There was a lot of interest in MERA and its relation to CFTs. ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments