Linköping University Post Print Quantum contextuality for rational vectors
... The Kochen-Specker theorem from 1967 [1] states that the quantum predictions from a three-dimensional quantum system (a qutrit) are inconsistent with noncontextual hidden variables. The proof uses 117 directions in three dimensions, arranged in a pattern such that they cannot be colored in a particu ...
... The Kochen-Specker theorem from 1967 [1] states that the quantum predictions from a three-dimensional quantum system (a qutrit) are inconsistent with noncontextual hidden variables. The proof uses 117 directions in three dimensions, arranged in a pattern such that they cannot be colored in a particu ...
Quantum computer - Universidad de Murcia
... security. Quantum computers may change what we understand today as a hard problem. • Quantum Key Distribution is based on physical laws. • Standard protocols require good control of the devices. • It seems possible to construct QKD protocols whose security does not require any assumption on the devi ...
... security. Quantum computers may change what we understand today as a hard problem. • Quantum Key Distribution is based on physical laws. • Standard protocols require good control of the devices. • It seems possible to construct QKD protocols whose security does not require any assumption on the devi ...
sample abstracts - Department of Physics | Oregon State
... solids structures is discussed and the various types of structural model employed in the interpretation of neutron diffraction data are outlined, using examples taken from a wide range of materials including amorphous semiconductors, oxide, halide, chalcogenide and metallic glasses. Special emphasis ...
... solids structures is discussed and the various types of structural model employed in the interpretation of neutron diffraction data are outlined, using examples taken from a wide range of materials including amorphous semiconductors, oxide, halide, chalcogenide and metallic glasses. Special emphasis ...
Measuring And Manipulating Coherence In Photonic And Atomic
... If a quantum "bit" is described by two numbers: |> = c0|0> + c 1|1>, then n quantum bits are described by 2n coeff's: |> = c00..0|00..0>+c 00..1|00..1>+...c11..1|11..1>; this is exponentially more information than the 2n coefficients it would take to describe n independent (e.g., classical) bits. ...
... If a quantum "bit" is described by two numbers: |> = c0|0> + c 1|1>, then n quantum bits are described by 2n coeff's: |> = c00..0|00..0>+c 00..1|00..1>+...c11..1|11..1>; this is exponentially more information than the 2n coefficients it would take to describe n independent (e.g., classical) bits. ...
Quantum Process Tomography: Theory and Experiment
... QUANTUM RESOURCES (qbits, operations, state preparations, measurements, etc): • prepare ...
... QUANTUM RESOURCES (qbits, operations, state preparations, measurements, etc): • prepare ...
A Quantum Analog to Basis Function Networks
... learning algorithms that do things classically impossible. Classical Fourier analysis techniques have been used as an approach to computational learning, but the resulting algorithms must be bounded to avoid exponential time requirements. Since quantum computation can offer an exponential speedup in ...
... learning algorithms that do things classically impossible. Classical Fourier analysis techniques have been used as an approach to computational learning, but the resulting algorithms must be bounded to avoid exponential time requirements. Since quantum computation can offer an exponential speedup in ...
Canonical quantum gravity
... Since the discrete theory is constraint-free, it is free from many of the hard conceptual problems of GR. For instance, one can implement the Page-Wootters relational quantum mechanics, in which all variables are promoted to operators and one of these quantum operators is considered a “clock” and on ...
... Since the discrete theory is constraint-free, it is free from many of the hard conceptual problems of GR. For instance, one can implement the Page-Wootters relational quantum mechanics, in which all variables are promoted to operators and one of these quantum operators is considered a “clock” and on ...
Documentation
... One of the most important consequences that runnable quantum computers with a register of about 1 kq (1000 qubit) is that all current public key systems will be cracked!1 OK, this may last one or more decades from now, but quantum computation is a problem (as well as a solution, by the way, since it ...
... One of the most important consequences that runnable quantum computers with a register of about 1 kq (1000 qubit) is that all current public key systems will be cracked!1 OK, this may last one or more decades from now, but quantum computation is a problem (as well as a solution, by the way, since it ...
β - Indico
... 5. Aharonov Y., Cohen E., Elitzur A.C. (2012), Coexistence of past and future measurements’ effects, predicted by the Two-State-Vector-Formalism and revealed by weak measurement. Submitted to Phys. Rev. A. http://arxiv.org/abs/1207.0667 . 6. Aharonov Y., Cohen E., Grossman D., Elitzur A.C. (2012), C ...
... 5. Aharonov Y., Cohen E., Elitzur A.C. (2012), Coexistence of past and future measurements’ effects, predicted by the Two-State-Vector-Formalism and revealed by weak measurement. Submitted to Phys. Rev. A. http://arxiv.org/abs/1207.0667 . 6. Aharonov Y., Cohen E., Grossman D., Elitzur A.C. (2012), C ...
Noisy Storage talk
... strong authentication by encoding message into balancedrepetition-code (0 00…0011…1 , 1 11…1100…0 ) verifiers check statistics of ? and success of PV using authentication scheme, verifiers can also perform position-based quantum key distribution ...
... strong authentication by encoding message into balancedrepetition-code (0 00…0011…1 , 1 11…1100…0 ) verifiers check statistics of ? and success of PV using authentication scheme, verifiers can also perform position-based quantum key distribution ...
6.2 Growth and structure of semiconductor quantum wells
... shift of the absorption edge to higher energy with decreasing dot size (a shift of over 0.5 eV for the sample with d = 1.2 nm). The spectra also show a broad peak at the edge which is caused by the enhanced excitonic effects. ...
... shift of the absorption edge to higher energy with decreasing dot size (a shift of over 0.5 eV for the sample with d = 1.2 nm). The spectra also show a broad peak at the edge which is caused by the enhanced excitonic effects. ...
QUANTUM OR NON-QUANTUM, CLASSICAL OR NON
... 2 (typically of a form of art) regarded as representing an exemplary standard; traditional and long-established in form or style : a classical ballet. traditional physics ? 3 of or relating to the first significant period of an area of study : classical Marxism. • Physics relating to or based upon c ...
... 2 (typically of a form of art) regarded as representing an exemplary standard; traditional and long-established in form or style : a classical ballet. traditional physics ? 3 of or relating to the first significant period of an area of study : classical Marxism. • Physics relating to or based upon c ...
PPT
... The input data is ( j1,…, jn) {1,…,d}n, each independently sampled according the probability distribution p = (p1,…, pd) The compression procedure is to leave ( j1,…, jn) intact if it is -typical and otherwise change it to some fixed -typical sequence, say, ( j ,…, j) (which will result in an err ...
... The input data is ( j1,…, jn) {1,…,d}n, each independently sampled according the probability distribution p = (p1,…, pd) The compression procedure is to leave ( j1,…, jn) intact if it is -typical and otherwise change it to some fixed -typical sequence, say, ( j ,…, j) (which will result in an err ...
S - GdR-IQFA
... • As part of the simulation, new clips may be created by variation or composition. Such internally generated fictitious clips can influence factual actions of the agent. • If a resulting action is rewarded, new clips will become integrated into memory. ( basis for new behavioral patterns). ...
... • As part of the simulation, new clips may be created by variation or composition. Such internally generated fictitious clips can influence factual actions of the agent. • If a resulting action is rewarded, new clips will become integrated into memory. ( basis for new behavioral patterns). ...
Review of Bernard d`Espagnat, On physics and philosophy
... apart in opposite spatial directions. When the two photons are separated by a space-like interval so that there no longer is any interaction between them, spin-parameters are fixed that are to be measured on each of the two photons, and two such measurements are carried out. The measurement outcomes ...
... apart in opposite spatial directions. When the two photons are separated by a space-like interval so that there no longer is any interaction between them, spin-parameters are fixed that are to be measured on each of the two photons, and two such measurements are carried out. The measurement outcomes ...
INCONSISTENT HISTORIES REVEALED BY QUANTUM
... The Assumption of Becoming Events are created anew, one after another, in spacetime, according to their causal order. At any moment in time which one perceives as “Now,” future events are not only unknown but objectively inexistent, to be created later as the Now “advances.” ...
... The Assumption of Becoming Events are created anew, one after another, in spacetime, according to their causal order. At any moment in time which one perceives as “Now,” future events are not only unknown but objectively inexistent, to be created later as the Now “advances.” ...
Group representation theory and quantum physics
... and no analytical solutions are known beyond the Hydrogen atom. One is thus led to consider other ways of gaining information, such as using the symmetries of the system, which is the subject of this seminar. Before moving on, I would like to make one remark about the use of quantum computers to sim ...
... and no analytical solutions are known beyond the Hydrogen atom. One is thus led to consider other ways of gaining information, such as using the symmetries of the system, which is the subject of this seminar. Before moving on, I would like to make one remark about the use of quantum computers to sim ...