Quantum Brain

Papers

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

Total Papers

27,548

This Month

1,041

Today

0

Research Volume

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

Research Focus Areas

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

Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

1,747 papers found

Controlling photon polarisation with a single quantum dot spin

E. Mehdi, Manuel Gundin-Martinez, C. Millet +9 more·Dec 7, 2022

In the framework of optical quantum computing and communications, a major objective consists in building receiving nodes that implement conditional operations on incoming photons, using the interaction with a single stationary qubit. In particular, t...

Physics

Generation of Perfectly Entangled Two and Three Qubits States by Classical Random Interaction

Javed Akram·Dec 6, 2022

This study examines the possibility of finding perfect entanglers for a Hamiltonian which corresponds to several quantum information platforms of interest at the present time. However, in this study, a superconducting circuit is used that stands out ...

Physics

Prolegomena to a hybrid classical/Rydberg simulator for hadronization (QuPyth)

Blake Senseman, Zane Ozzello, Kenneth Heitritter +2 more·Dec 5, 2022

Programmable neutral-atom arrays provide a promising route to real-time analog simulation of strongly interacting quantum systems. We introduce a two leg Rydberg atom ladder that realizes string dynamics and controllable particle production using exp...

Quantum Physicshep-lathep-ph

Correcting Coherent Errors by Random Operation on Actual Quantum Hardware

Gabriele Cenedese, G. Benenti, M. Bondani·Nov 29, 2022

Characterizing and mitigating errors in current noisy intermediate-scale devices is important to improve the performance of the next generation of quantum hardware. To investigate the importance of the different noise mechanisms affecting quantum com...

Computer ScienceMedicinePhysics

Quantum Dot-Based Frequency Multiplier

G. Oakes, L. Peri, L. Cochrane +8 more·Nov 25, 2022

Silicon offers the enticing opportunity to integrate hybrid quantum-classical computing systems on a single platform. For qubit control and readout, high-frequency signals are required. Therefore, devices that can facilitate its generation are needed...

Physics

Real-time quantum error correction beyond break-even

V. Sivak, A. Eickbusch, B. Royer +10 more·Nov 16, 2022

The ambition of harnessing the quantum for computation is at odds with the fundamental phenomenon of decoherence. The purpose of quantum error correction (QEC) is to counteract the natural tendency of a complex system to decohere. This cooperative pr...

MedicinePhysics

Hardware optimized parity check gates for superconducting surface codes

M. Reagor, Thomas Perez, E. Sete +1 more·Nov 11, 2022

Error correcting codes use multi-qubit measurements to realize fault-tolerant quantum logic steps. In fact, the resources needed to scale-up fault-tolerant quantum computing hardware are largely set by this task. Tailoring next-generation processors ...

Physics

Adaptive basis sets for practical quantum computing

Hyukgun Kwon, Gregory M. Curtin, Zachary Morrow +2 more·Nov 11, 2022

Electronic structure calculations on small systems such as H$_2$, H$_2$O, LiH, and BeH$_2$ with chemical accuracy are still a challenge for the current generation of the noisy intermediate-scale quantum (NISQ) devices. One of the reasons is that due ...

Physics

Architectures for Quantum Information Processing

S. Upadhyay, M. Alam, Swaroop Ghosh·Nov 11, 2022

Quantum computing is changing the way we think about computing. Significant strides in research and development for managing and harnessing the power of quantum systems has been made in recent years, demonstrating the potential for transformative qua...

Physics

Pulse-efficient quantum machine learning

A. Melo, Nathan Earnest-Noble, F. Tacchino·Nov 2, 2022

Quantum machine learning algorithms based on parameterized quantum circuits are promising candidates for near-term quantum advantage. Although these algorithms are compatible with the current generation of quantum processors, device noise limits thei...

Computer SciencePhysics

Automated Quantum Memory Compilation with Improved Dynamic Range

Aviraj Sinha, Elena R. Henderson, Jessie M. Henderson +1 more·Nov 1, 2022

Emerging quantum algorithms that process data require that classical input data be represented as a quantum state. These data-processing algorithms often follow the gate model of quantum computing-which requires qubits to be initialized to a basis st...

Computer SciencePhysics

Quantum Natural Language Generation on Near-Term Devices

Amin Karamlou, Marcel Pfaffhauser, James R. Wootton·Nov 1, 2022

The emergence of noisy medium-scale quantum devices has led to proof-of-concept applications for quantum computing in various domains. Examples include Natural Language Processing (NLP) where sentence classification experiments have been carried out,...

PhysicsComputer Science

Classical ensemble of Quantum-classical ML algorithms for Phishing detection in Ethereum transaction networks

Anupama Ray, Sai Sakunthala Guddanti, Vishnu Ajith +1 more·Oct 30, 2022

Ethereum is one of the most valuable blockchain networks in terms of the total monetary value locked in it, and arguably been the most active network where new blockchain innovations in research and applications are demonstrated. But, this also leads...

Computer SciencePhysics

Broadband SNAIL parametric amplifier with microstrip impedance transformer

D. Ezenkova, D. Moskalev, N. Smirnov +8 more·Oct 27, 2022

Josephson parametric amplifiers are an important part of a modern superconducting quantum computing platform and squeezed quantum states generation devices. Traveling wave and impedance-matched parametric amplifiers provide broad bandwidth for high-f...

Physics

Machine Learning Assisted Design and Optimization of Transition Metal-Incorporated Carbon Quantum Dot Catalysts for Hydrogen Evolution Reaction

Duong Nguyen Nguyen, Min-Cheol Kim, Unbeom Baeck +7 more·Oct 26, 2022

Development of cost-effective hydrogen evolution reaction (HER) catalysts with outstanding catalytic activity, replacing cost-prohibitive noble metal-based catalysts, is critical for practical green hydrogen production. A popular strategy for promoti...

Physics

Digital Quantum Simulation and Circuit Learning for the Generation of Coherent States

Ruilin Liu, Sebastián V. Romero, I. Oregi +3 more·Oct 25, 2022

Coherent states, known as displaced vacuum states, play an important role in quantum information processing, quantum machine learning, and quantum optics. In this article, two ways to digitally prepare coherent states in quantum circuits are introduc...

Computer SciencePhysicsMedicine

Multibody molecular docking on a quantum annealer

Mohit Pandey, Tristan Zaborniak, Hans Melo +2 more·Oct 20, 2022

Molecular docking, which aims to find the most stable interacting configuration of a set of molecules, is of critical importance to drug discovery. Although a considerable number of classical algorithms have been developed to carry out molecular dockin...

Biology

Accelerating the Assembly of Defect-Free Atomic Arrays with Maximum Parallelisms

Shuai Wang, WenJun Zhang, Zhang Tao +4 more·Oct 19, 2022

Defect-free atomic arrays have been demonstrated as a scalable and fully-controllable platform for quantum simulations and quantum computations. To push the qubit size limit of this platform further, we design an integrated measurement and feedback s...

Physics

Agile Practices for Quantum Software Development: Practitioners’ Perspectives

A. Khan, M. Akbar, Aakash Ahmad +5 more·Oct 18, 2022

Quantum software engineering is an emerging genre of software engineering that exploit principles of quantum bits (Qubit) and quantum gates (Qgates) to solve complex computing problems effeciently than their classical counterparts. According to its p...

Computer Science

Emulating multiparticle emitters with pair-sources: digital discovery of a quantum optics building block

Sören Arlt, Carlos Ruiz-Gonzalez, Mario Krenn·Oct 18, 2022

Linear quantum optics is advancing quickly, driven by sources of correlated photon pairs. Multi-photon sources beyond pairs would be a powerful resource, but are a difficult technology to implement. We have discovered a way in which we can combine mu...

Physics
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