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The Quantum Circuit Model

Quantum Computation Beyond the Unitary Circuit Model

Quantum Computation Beyond the Unitary Circuit Model

... 2-level quantum object a quantum bit—or a qubit—and more generally, a qudit for a d-level ...of quantum sys- tems and abstract much of their physical ...

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Parallelizing quantum circuit synthesis

Parallelizing quantum circuit synthesis

... hybrid model which balances the computation and communication, as suggested in [19, ...this model, there would never be an instance where all the threads on a Worker node are idle simultaneously, waiting to ...

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Methods for parallel quantum circuit synthesis, fault-tolerant quantum RAM, and quantum state tomography

Methods for parallel quantum circuit synthesis, fault-tolerant quantum RAM, and quantum state tomography

... a quantum algorithm in practice, using the best-known ...cost model and how we presume an algorithm will query the ...of circuit families: circuits for the bucket brigade qRAM model, the basic ...

111

Quantum information in the Posner model of quantum cognition

Quantum information in the Posner model of quantum cognition

... In Sec. VI–VIII, we concatenate Posner operations to form QI-processing protocols. Implementing the proto- cols may require fine control over the chemical processes that effect the computations. The body might seem un- ...

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Deterministic amplification of Schrödinger cat states in circuit quantum electrodynamics

Deterministic amplification of Schrödinger cat states in circuit quantum electrodynamics

... We compare analytical results with full simulations of the open, driven Jaynes–Cummings model, using realistic device parameters for state of the art superconducting circuits. Amplification with a fidelity of 0.9 ...

10

Deterministic amplification of Schrödinger cat states in circuit quantum electrodynamics

Deterministic amplification of Schrödinger cat states in circuit quantum electrodynamics

... We compare analytical results with full simulations of the open, driven Jaynes –Cummings model, using realistic device parameters for state of the art superconducting circuits. Amplification with a fidelity of 0.9 ...

11

Design and Analysis of a Quantum Circuit to Cluster a Set of Data Points

Design and Analysis of a Quantum Circuit to Cluster a Set of Data Points

... three quantum algorithms: The quant_find_max algorithm, quant_cluster_median and an algorithm to find c smallest ...box model (Oracle) is used for concerning the distance between points of the training ...

6

Experimental realization of an interferometric quantum circuit to increase the computational depth

Experimental realization of an interferometric quantum circuit to increase the computational depth

... Do these results line up with our expectations? We previously identified two critical components that are likely to disturb the process: (i) the T V transmission probability for vertically polarized light of the PDBS and ...

100

Modelling Digital Quantum Simulation of the Rabi Model in Circuit QED: Towards an Experimental Implementation of Deep-Strong Coupling Dynamics

Modelling Digital Quantum Simulation of the Rabi Model in Circuit QED: Towards an Experimental Implementation of Deep-Strong Coupling Dynamics

... Jaynes-Cummings model, has been achieved in many platforms, such as cavity and circuit quantum electrodynamics (QED) and has brought a lot of success towards experimental quantum informa- tion ...

78

Good approximate quantum LDPC codes from spacetime circuit Hamiltonians

Good approximate quantum LDPC codes from spacetime circuit Hamiltonians

... The 1 + 1 dimensional circuit propagation Hamiltonian is unitarily equivalent to a stochastic model describing the evolution of a string in the plane. For higher dimensional circuits it corresponds to the ...

10

Comparing and Integrating Constraint Programming and Temporal Planning for Quantum Circuit Compilation

Comparing and Integrating Constraint Programming and Temporal Planning for Quantum Circuit Compilation

... Beck, Feng, and Watson 2011), where solutions found by the temporal planner are encoded into a CP starting point. To implement the warm-start, a solution translator converts PDDL solutions to CP model variable ...

9

Electromagnetically Induced Transparency Using a  Artificial Molecule in Circuit Quantum Electrodynamics

Electromagnetically Induced Transparency Using a Artificial Molecule in Circuit Quantum Electrodynamics

... in quantum optics and nonlinear optics is explored ordinarily in various atomic ...ing circuit with a V-type artificial molecule constructed by two Josephson charge qubits coupled each other through a large ...

5

Circuit-extension  handshakes  for  Tor  achieving  forward  secrecy  in  a  quantum  world

Circuit-extension handshakes for Tor achieving forward secrecy in a quantum world

... Remark 2.6. Our definition of channel security differs from that given in previous work such as [2, 18, 21]. Specifically we have added the requirement that π s i has not accepted maliciously. This change allows us to ...

18

The synthesis of a quantum circuit

The synthesis of a quantum circuit

... Therefore a quantum circuit composed exclusively of (controlled) NEGATOR s cannot synthesize a unitary matrix with one or more line sums different from unity.. Analogously, a quantum cir[r] ...

6

Circuit Cavity Electromechanics in the Quantum Regime

Circuit Cavity Electromechanics in the Quantum Regime

... Abstract Quantum mechanics is a very successful theory which precisely describes the behavior of microscopic ...counter-intuitive quantum behaviors of microscopic particles explain phenomena across ...

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Quantum Circuit Simplification and Level Compaction

Quantum Circuit Simplification and Level Compaction

... in quantum technologies. They require a number of elementary quantum operations, and Toffoli gates with a large number of controls can be quite costly ...known quantum circuits implement- ing large ...

9

On-chip hybrid superconducting-semiconducting quantum circuit

On-chip hybrid superconducting-semiconducting quantum circuit

... hybrid circuit consisting of eight planar and ballistic Nb- I N ...hybrid circuit and scale up the number of Josephson junctions on the InGaAs ...S quantum wells ...

5

Qubit and cavity measurement in circuit quantum electrodynamics

Qubit and cavity measurement in circuit quantum electrodynamics

... many quantum information protocols, such as some error correction schemes and heralded ...are quantum non-demolition, which is especially relevant to parity measurement, and that due to their limited ...

186

The relaxation time of a chiral quantum R-L circuit

The relaxation time of a chiral quantum R-L circuit

... This realizes the simplest chiral quantum R-L circuit. We observe quantized steps in both the active and reactive parts of the admittance with a remarkable transmission- independent phase. The phase is ...

5

Adversarial quantum circuit learning for pure state approximation

Adversarial quantum circuit learning for pure state approximation

... The reasoning is as follows. Provided that the discriminator circuit has enough connectivity, random initialization of its parameters will likely generate entanglement between main and ancilla registers. In other ...

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