Quantum Brain

Papers

Live trends in quantum computing research, updated daily from arXiv.

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27,548

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1,041

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12,909 papers in 12 months (-5% vs prior quarter)

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Papers by research theme (12 months). Hover for details.

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

1,747 papers found

A compiler for universal photonic quantum computers

F. Zilk, Korbinian Staudacher, T. Guggemos +3 more·Oct 17, 2022

Photons are a natural resource in quantum information, and the last decade showed significant progress in high-quality single photon generation and detection. Furthermore, photonic qubits are easy to manipulate and do not require particularly strongl...

Physics

Quantum Network Utility Maximization

Gayane Vardoyan, S. Wehner·Oct 14, 2022

Network Utility Maximization (NUM) is a mathe-matical framework that has endowed researchers with powerful methods for designing and analyzing classical communication protocols. NUM has also enabled the development of distributed algorithms for solvi...

Computer SciencePhysics

Speeding Up Entanglement Generation by Proximity to Higher-Order Exceptional Points.

Zeng-Zhao Li, Weijian Chen, M. Abbasi +2 more·Oct 10, 2022

Entanglement is a key resource for quantum information technologies ranging from quantum sensing to quantum computing. Conventionally, the entanglement between two coupled qubits is established at the timescale of the inverse of the coupling strength...

PhysicsMedicine

Solution of SAT problems with the adaptive-bias quantum approximate optimization algorithm

Yunlong Yu, Chenfeng Cao, Xiang-Bin Wang +2 more·Oct 6, 2022

The quantum approximate optimization algorithm (QAOA) is a promising method for solving certain classical combinatorial optimization problems on near-term quantum devices. When employing the QAOA to 3-SAT and Max-3-SAT problems, the quantum cost exhi...

Physics

Scalable photonic integrated circuits for programmable control of atomic systems

A. Menssen, A. Hermans, Ian Christen +10 more·Oct 6, 2022

Advances in laser technology have driven discoveries in atomic, molecular, and optical (AMO) physics and emerging applications, from quantum computers with cold atoms or ions, to quantum networks with solid-state color centers. This progress is motiv...

Physics

Generalized quantum PageRank algorithm with arbitrary phase rotations

S. A. Ortega, M. Martin-Delgado·Sep 27, 2022

The quantization of the PageRank algorithm is a promising tool for a future quantum internet. Here we present a modification of the quantum PageRank introducing arbitrary phase rotations (APR) in the underlying Szegedy's quantum walk. We define three...

PhysicsComputer Science

Scalable Quantum Convolutional Neural Networks

Hankyul Baek, Won Joon Yun, Joongheon Kim·Sep 26, 2022

With the beginning of the noisy intermediate-scale quantum (NISQ) era, quantum neural network (QNN) has recently emerged as a solution for the problems that classical neural networks cannot solve. Moreover, QCNN is attracting attention as the next ge...

PhysicsComputer Science

QuantumSolver: A quantum tool-set for developers

Daniel Escanez-Exposito, P. Caballero-Gil, Francisco Martín-Fernández·Sep 23, 2022

This paper introduces a new opensource quantum tool-set called QuantumSolver based on Qiskit to help developers without knowledge in quantum computing. The developed library includes a set of algorithms with different features: random number generati...

Computer Science

Symplectic circuits, entanglement, and stimulated Hawking radiation in analogue gravity

Anthony J. Brady, I. Agulló, Dimitrios Kranas·Sep 22, 2022

We introduce a convenient set of analytical tools (the Gaussian formalism) and diagrams (sym-plectic circuits) to analyze multi-mode scattering events in analog gravity, such as pair-creation a l´a Hawking by black hole and white hole analog event ho...

Physics

Long-range data transmission in a fault-tolerant quantum bus architecture

Shin Ho Choe, R. Koenig·Sep 20, 2022

We propose a fault-tolerant scheme for generating long-range entanglement at the ends of a rectangular array of qubits of length R with a square cross-section of m=O(log2R)\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepa...

PhysicsMedicine

High-Purity Entanglement of Hot Propagating Modes Using Nonreciprocity

Lindsay Orr, Saeed A. Khan, Nils Buchholz +2 more·Sep 14, 2022

Distributed quantum information processing and communication protocols demand the ability to generate entanglement among propagating modes. However, thermal fluctuations can severely limit the fidelity and purity of propagating entangled states, espe...

Physics

OneQ: A Compilation Framework for Photonic One-Way Quantum Computation

Hezi Zhang, Anbang Wu, Yuke Wang +4 more·Sep 4, 2022

In this paper, we propose OneQ, the first optimizing compilation framework for one-way quantum computation towards realistic photonic quantum architectures. Unlike previous compilation efforts for solid-state qubit technologies, our innovative framew...

Computer SciencePhysics

Simulation of Entanglement Generation between Absorptive Quantum Memories

A. Zang, Alexander Kolar, Joaquín Chung +3 more·Sep 1, 2022

Quantum entanglement is an essential resource for quantum networks. However, the generation of entanglement between physical devices at remote network nodes is a challenging task towards practical implementation of quantum networks. In this work, we ...

Computer SciencePhysics

Testing randomness of series generated in an optical Bell's experiment.

M. Nonaka, M. Agüero, M. Kovalsky +1 more·Aug 31, 2022

The generation of series of random numbers is an important and difficult problem. Appropriate measurements on entangled states have been proposed as the definitive solution to produce series of certified randomness, and quantum optical systems play a...

MedicinePhysics

Programmable photonic integrated meshes for modular generation of optical entanglement links

M. Dong, Matthew Zimmermann, David Heim +9 more·Aug 30, 2022

Large-scale generation of quantum entanglement between individually controllable qubits is at the core of quantum computing, communications, and sensing. Modular architectures of remotely-connected quantum technologies have been proposed for a variet...

Physics

A scheme to create and verify scalable entanglement in optical lattice

You Zhou, Bo Xiao, Meng-Da Li +4 more·Aug 29, 2022

To achieve scalable quantum information processing, great efforts have been devoted to the creation of large-scale entangled states in various physical systems. Ultracold atom in optical lattice is considered as one of the promising platforms due to ...

Physics

AutoQML: Automatic Generation and Training of Robust Quantum-Inspired Classifiers by Using Genetic Algorithms on Grayscale Images

Sergio Altares-L'opez, J. J. Garc'ia-Ripoll, Ángela Ribeiro·Aug 28, 2022

We propose a new hybrid system for automatically generating and training quantum-inspired classifiers on grayscale images by using multiobjective genetic algorithms. We define a dynamic fitness function to obtain the smallest possible circuit and hig...

Computer SciencePhysics

Detection and evaluation of abnormal user behavior based on quantum generation adversarial network

Minghua Pan, Bin Wang, Xiaoling Tao +3 more·Aug 21, 2022

Quantum computing holds tremendous potential for processing high-dimensional data, capitalizing on the unique capabilities of superposition and parallelism within quantum states. As we navigate the noisy intermediate-scale quantum (NISQ) era, the exp...

Physics

Automated Generation of Shuttling Sequences for a Linear Segmented Ion Trap Quantum Computer

J. Durandau, Janis Wagner, F. Mailhot +4 more·Aug 9, 2022

A promising approach for scaling-up trapped-ion quantum computer platforms is by storing multiple trapped-ion qubit sets ('ion crystals') in segmented microchip traps and to interconnect these via physical movement of the ions ('shuttling'). Already ...

PhysicsComputer Science

Generation of a Single-Cycle Acoustic Pulse: A Scalable Solution for Transport in Single-Electron Circuits

Junliang Wang, Shunsuke Ota, Hermann Edlbauer +13 more·Jul 31, 2022

The synthesis of single-cycle, compressed optical and microwave pulses sparked novel areas of fundamental research. In the field of acoustics, however, such a generation has not been introduced yet. For numerous applications, the large spatial extent...

Physics
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