QUANTUM COMPUTING
... read/write head - they determine all possible actions of the head with a given probability. As one might expect, this does not change the range of possible computations that can be carried out on the system (there are certain types of computation that are impossible on a TM/QTM), but it does allow t ...
... read/write head - they determine all possible actions of the head with a given probability. As one might expect, this does not change the range of possible computations that can be carried out on the system (there are certain types of computation that are impossible on a TM/QTM), but it does allow t ...
Fault-Tolerant Quantum Computation
... Let us now assume that the recovery block is not perfect. Suppose we need to store data in a quantum memory. A fault is a location in a circuit where a gate or storage error occurs and an error is a qubit in a block that deviates from the ideal state. ...
... Let us now assume that the recovery block is not perfect. Suppose we need to store data in a quantum memory. A fault is a location in a circuit where a gate or storage error occurs and an error is a qubit in a block that deviates from the ideal state. ...
Quantum Information Science
... will be able to reproduce, such as the determination of the prime factors of very large numbers in an amount of time not much more than what is needed to do multiplications and other basic arithmetic with these large numbers. If our theory is right, it should be possible to mimick such a device usin ...
... will be able to reproduce, such as the determination of the prime factors of very large numbers in an amount of time not much more than what is needed to do multiplications and other basic arithmetic with these large numbers. If our theory is right, it should be possible to mimick such a device usin ...
Presentation - Turing Gateway to Mathematics
... Quantum measurement Reading a qubit: if we measure a|0>+b|1> we see 0 (resp. 1) with probability |a|2 (resp. |b|2 ) and state is destroyed! – very limiting! State after measurement is “collapsed” to |0> or |1> according to what was seen, and this collapse is unavoidable! More formally, any physical ...
... Quantum measurement Reading a qubit: if we measure a|0>+b|1> we see 0 (resp. 1) with probability |a|2 (resp. |b|2 ) and state is destroyed! – very limiting! State after measurement is “collapsed” to |0> or |1> according to what was seen, and this collapse is unavoidable! More formally, any physical ...
Quantum Computing - Turing Gateway
... Quantum measurement Reading a qubit: if we measure a|0>+b|1> we see 0 (resp. 1) with probability |a|2 (resp. |b|2 ) and state is destroyed! – very limiting! State after measurement is “collapsed” to |0> or |1> according to what was seen, and this collapse is unavoidable! More formally, any physical ...
... Quantum measurement Reading a qubit: if we measure a|0>+b|1> we see 0 (resp. 1) with probability |a|2 (resp. |b|2 ) and state is destroyed! – very limiting! State after measurement is “collapsed” to |0> or |1> according to what was seen, and this collapse is unavoidable! More formally, any physical ...
Cryogenic Control Architecture for Large
... The required footprint is reduced significantly in an allmicrostrip circuit that is designed to operate at a characteristic impedance close to 200 Ω. In their current form, the performance of both kinds of switches is better suited to controlling spin qubits, where the frequency of signals is of ord ...
... The required footprint is reduced significantly in an allmicrostrip circuit that is designed to operate at a characteristic impedance close to 200 Ω. In their current form, the performance of both kinds of switches is better suited to controlling spin qubits, where the frequency of signals is of ord ...
ppt - University of New Mexico
... Quantum information and computation: Why, what, and how I. Introduction II. Qubitology and quantum circuits III. Entanglement and teleportation IV. Quantum algorithms V. Quantum error correction VI. Physical implementations Carlton M. Caves University of New Mexico http://info.phys.unm.edu SFI Compl ...
... Quantum information and computation: Why, what, and how I. Introduction II. Qubitology and quantum circuits III. Entanglement and teleportation IV. Quantum algorithms V. Quantum error correction VI. Physical implementations Carlton M. Caves University of New Mexico http://info.phys.unm.edu SFI Compl ...
Quantum Computing - Computer Science
... NMR will not scale to more than about twenty qubits. In 2006, the researchers reached a 12-coherence state and decoded it using liquid state nuclear magnetic resonance quantum information processors. ...
... NMR will not scale to more than about twenty qubits. In 2006, the researchers reached a 12-coherence state and decoded it using liquid state nuclear magnetic resonance quantum information processors. ...
introductory lecture on quantum computing
... – Measurement yields only one state X of the superposed states – Measurement also makes X the new state and so interferes with computational processes – X is determined with some probability, implying uncertainty in the result – States cannot be copied (“cloned”), implying that signal fanout is not ...
... – Measurement yields only one state X of the superposed states – Measurement also makes X the new state and so interferes with computational processes – X is determined with some probability, implying uncertainty in the result – States cannot be copied (“cloned”), implying that signal fanout is not ...
Quantum computer - Universidad de Murcia
... The protocols are competitive in terms of error rate. ...
... The protocols are competitive in terms of error rate. ...
talk by Paul McGuirk
... Vandersypen, et al. used an NMR computer to implement Shor’s algorithm. We can consider two different Qubits as two different nuclei in the magnetic field, oriented in slightly different directions, so that the ...
... Vandersypen, et al. used an NMR computer to implement Shor’s algorithm. We can consider two different Qubits as two different nuclei in the magnetic field, oriented in slightly different directions, so that the ...
authentication with quantum smart-card
... 2. The quantum entanglement for the smart-card A scheme of the QC smart-card with the quantum entanglement is given in Fig.1. Here the solid line presents the quantum channel (optical fiber), the double dotted line presents the electric connection from the photocell source and signal connection with ...
... 2. The quantum entanglement for the smart-card A scheme of the QC smart-card with the quantum entanglement is given in Fig.1. Here the solid line presents the quantum channel (optical fiber), the double dotted line presents the electric connection from the photocell source and signal connection with ...
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 ...
