[PDF] Top 20 A Study of Quantum Information and Quantum Computers

... the quantum computers and the expect of mechanic quantum hope that use from one of the most basic quantum theories principles for design of systems (machines) that are able to do parallel ... See full document

... classic computers has gradually reached the ...topics. Quantum information is one of them.Similar to digital information, quantum information also need to consider about ...for ... See full document

... In many domains of Physics, an ontology of events seems to be the only possible one, or at least the most convenient. The typical case is the scattering of particles. All that we can practically observe are the events ... See full document

... of quantum information was introduced in the theory of quantum information studying the phenomena of entanglement in quantum ...from quantum correlation ...of quantum ... See full document

... in quantum mechanics exhibit non- classical features that include non-locality [1], steer- ing [2], entanglement [3], and quantum discord [4], and that play a fundamental role in quantum ... See full document

... We study restrictions on locality-preserving unitary logical gates for topological quantum codes in two spatial dimensions. A locality-preserving operation is one which maps local operators to local ... See full document

... A qubit is a bit of information that can be both zero and one simultaneously (Superposition state). Thus, a computer working on a qubit rather than a standard bit can make calculations using both values ... See full document

... the quantum pigeonhole principle for counting by a proper decomposition of the Hilbert space for the system of study, and by also using the right operator, or in logical sense, asking the right ...the ... See full document

... optical information processing including theoretical work on algorithms, analog and digital computing, linear and nonlinear ...digital computers in term of performance, power and also flexibility can be ... See full document

... is, quantum computers of 256 qubits having a minimum quan- tum entanglement lapse of 200 milliseconds (at a reasonable price, not greater than USD $10,000) and digital computers at reasonable prices ... See full document

... confidential information relies on RSA ...of quantum computer technology, those problems that the classical computers cannot solve can be easily solved by quantum ...Shor' quantum ... See full document

... The quantum computers in the case of practical realization can outreach from the best modern computers, in quantum world there are phenomena in a different and amazing kink and so using them ... See full document

... in quantum kine- matics [1], quantum state tomography [2]-[4] and many tasks in quantum information processing, such as quan- tum key distribution [5], cryptographic protocols [6] [7], mean ... See full document

... A remarkable property of distribution (4) of thermal radiation is its stability with respect to scattering, aperture constraints, losses due to small quantum efficiency of the photodetectors, etc. In particular, ... See full document

... Figure 2: Outline of the process used in optimal con- trol, the two red steps in the middle are done in situ in our scheme while the others are classical processing. The starting point is an initial set of controls that ... See full document

... Efforts should also be made to develop reliable, predictive and quantitative nanoscale- device simulation methods and to interface these into higher-level design tools comprehending extreme heterogeneity, thereby ... See full document

... of quantum physics. There are total seven quantum skills: quantum seeing, quantum thinking, quantum feeling, quantum knowing, quantum acting, quantum trusting and ... See full document

... into quantum data so that it could be processed on a quan- tum ...a quantum computer. The second approach involves making use of quantum mechanical principles in order to design machine learning ... See full document

... DOI: 10.4236/jqis.2018.82005 68 Journal of Quantum Information Science Figure 5. Example of a perfect gate signal (in blue), its QSA-FIT (in green), and its |FFT| (in red). One and a half cycle of a perfect ... See full document

... The first exact technique was given for measuring ex- perimentally the matrix elements of the density operator in the photon-number representation [26] by simply av- eraging functions of homodyne data. After that, the ... See full document