Quantum Brain

Papers

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

Total Papers

27,548

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1,041

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Research Volume

12,908 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

2,459 papers found

QuanUML: Towards A Modeling Language for Model-Driven Quantum Software Development

Xiaoyu Guo, Shinobu Saito, Jianjun Zhao·Jun 5, 2025

This paper introduces QuanUML, an extension of the Unified Modeling Language (UML) tailored for quantum software systems. QuanUML integrates quantum-specific constructs, such as qubits and quantum gates, into the UML framework, enabling the modeling ...

Computer Science

Hybrid between biologically and quantum-inspired many-body states

Miha Srdinšek, Xavier Waintal·Jun 5, 2025

Deep neural networks can represent very different sorts of functions, including complex quantum many-body states. Tensor networks can also represent these states, have more structure and are easier to optimize. However, they can be prohibitively cost...

cond-mat.str-elcond-mat.dis-nncond-mat.quant-gasQuantum Physics

Exponential distillation of dominant eigenproperties

Bence Bakó, Tenzan Araki, Bálint Koczor·Jun 4, 2025

Estimating observable expectation values in eigenstates of quantum systems has a broad range of applications and is an area where early fault-tolerant quantum computers may provide practical quantum advantage. We develop a hybrid quantum-classical al...

Quantum Physics

Bridging Quantum Chemistry and MaxCut: Classical Performance Guarantees and Quantum Algorithms for the Hartree-Fock Method.

Alexis Ralli, Tim Weaving, Peter V. Coveney +1 more·Jun 4, 2025

In quantum chemistry, self-consistent field (SCF) algorithms define a nonlinear optimization problem, with both continuous and discrete components. In this work, we derive Hartree-Fock-inspired SCF algorithms that can be exactly written as a sequence...

PhysicsMedicine

hqQUBO: A Hybrid-querying Quantum Optimization Model Validated with 16-qubits on an Ion Trap Quantum Computer for Life Science Applications

Rong Chen, Quanxin Mei, Wending Zhao +5 more·Jun 2, 2025

AlphaFold has achieved groundbreaking advancements in protein structure prediction, exerting profound influence across biology, medicine, and drug discovery. However, its reliance on multiple sequence alignment (MSA) is inherently time-consuming due ...

Physics

Workflow decomposition algorithm for scheduling with quantum annealer-based hybrid solver

Marcin Kroczek, Justyna Zawalska, Katarzyna Rycerz·Jun 2, 2025

We introduce the Series-Parallel Workflow Decomposition (SP\-WD) heuristic algorithm for the Workflow Scheduling Problem (WSP) decomposition. We demonstrate that the SPWD algorithm facilitates the scheduling of large WSP instances with the hybrid D-W...

Computer Science

Bridging Quantum and Classical Computing in Drug Design: Architecture Principles for Improved Molecule Generation

Andrew K Smith, Erhan Guven·Jun 1, 2025

Hybrid quantum-classical machine learning offers a path to leverage noisy intermediate-scale quantum (NISQ) devices for drug discovery, but optimal model architectures remain unclear. We systematically optimize the quantum-classical bridge architectu...

Computer ScienceBiology

Symbolic Hamiltonian Compiler for Hybrid Qubit-Boson Processors

Ethan Decker, Erik Gustafson, Evan McKinney +7 more·May 30, 2025

Quantum simulation of the interactions of fermions and bosons - the fundamental particles of nature - is essential for modeling complex quantum systems in material science, chemistry and high-energy physics and has been proposed as a promising applic...

Physics

Optimal Control by Variational Quantum Algorithms

Tangyou Huang, Jing-jun Zhu, Z.Y. Ni·May 29, 2025

Hybrid quantum-classical algorithms hold great promise for solving quantum control problems on near-term quantum computers. In this work, we employ the hybrid framework that integrates digital quantum simulation with classical optimization to achieve...

Physics

Flow to Nishimori universality in weakly monitored quantum circuits with qubit loss

Malte Pütz, Romain Vasseur, Andreas W. W. Ludwig +2 more·May 28, 2025

In circuit-based quantum state preparation, qubit loss and coherent errors are circuit imperfections that imperil the formation of long-range entanglement beyond a certain threshold. The critical theory at the threshold is a continuous entanglement t...

Quantum Physicscond-mat.dis-nncond-mat.stat-mechcond-mat.str-el

Optimizing QUBO on a quantum computer by mimicking imaginary time evolution

Yahui Chai, Alice di Tucci·May 28, 2025

We propose a hybrid quantum-classical algorithm for solving QUBO problems using an Imaginary Time Evolution-Mimicking Circuit (ITEMC). The circuit parameters are optimized to closely mimic imaginary time evolution, using only single- and two-qubit ex...

Physics

Quantum Reservoir Computing for Corrosion Prediction in Aerospace: A Hybrid Approach for Enhanced Material Degradation Forecasting

Akshat Tandon, James Brown, Kenneth Heitritter +5 more·May 28, 2025

The prediction of material degradation is an important problem to solve in many industries. Environmental conditions, such as humidity and temperature, are important drivers of degradation processes, with corrosion being one of the most prominent one...

Physics

Probing Time Reversal Symmetry Breaking using a Nonlinear Superconducting Ring Resonator

Nicolas Dirnegger, Marie Wesson, Arpit Arora +5 more·May 27, 2025

Time-reversal symmetry breaking (TRSB) has been central to detecting exotic phases of matter. Here, we leverage the circuit electrodynamics capabilities of superconducting devices to propose a novel scheme based on a multimode superconducting ring re...

Quantum Physics

Designing Fault-Tolerant Blind Quantum Computation

G. Baranes, Iria W. Wang, Francisco Machado +6 more·May 27, 2025

Blind quantum computing (BQC) is a computational paradigm that allows a client with limited quantum capabilities to delegate quantum computations to a more powerful server while keeping both the algorithm and data hidden. However, in practice, existi...

Physics

Ab initio many-fermion structure calculations on a quantum computer

W. Du, Yangguang Yang, Zixin Liu +2 more·May 26, 2025

To overcome the limitations of existing algorithms for solving self-bound quantum many-body problems -- such as those encountered in nuclear and particle physics -- that access only a restricted subset of energy levels and provide limited structural ...

Physics

QMIO: A tightly integrated hybrid HPCQC system

Javier Cacheiro, Álvaro C. Sánchez, Russell Rundle +4 more·May 25, 2025

High-Performance Computing (HPC) systems are the most powerful tools that we currently have to solve complex scientific simulations. Quantum computing (QC) has the potential to enhance HPC systems by accelerating the execution of specific kernels tha...

PhysicsComputer Science

Non-Local Phase Estimation with a Rydberg-Superconducting Qubit Hybrid

Juan C. Boschero, Niels M. P. Neumann, Ward van der Schoot +1 more·May 23, 2025

Distributed quantum computing (DQC) is crucial for high-volume quantum processing in the NISQ era. Many different technologies are utilized to implement a quantum computer, each with a different advantages and disadvantages. Various research is perfo...

Computer SciencePhysics

Neural Network Assisted Fermionic Compression Encoding: A Lossy-QSCI Framework for Resource-Efficient Ground-State Simulations

Yu-Cheng Chen, Ronin Wu, M. H. Cheng +1 more·May 23, 2025

Quantum computing promises to revolutionize many-body simulations for quantum chemistry, but its potential is constrained by limited qubits and noise in current devices. In this work, we introduce the Lossy Quantum Selected Configuration Interaction ...

Physics

Leveraging biased noise for more efficient quantum error correction at the circuit-level with two-level qubits

Josu Etxezarreta Martinez, Paul Schnabl, Javier Oliva del Moral +3 more·May 23, 2025

Tailoring quantum error correction codes (QECC) to biased noise has demonstrated significant benefits. However, most of the prior research on this topic has focused on code capacity noise models. Furthermore, a no-go theorem prevents the construction...

Physics

Quantum Multi-view Kernel Learning with Local Information

Jing Li, Yanqi Song, Su-Lu Qin +1 more·May 22, 2025

Kernel methods serve as powerful tools to capture nonlinear patterns behind data in machine learning. The quantum kernel, integrating kernel theory with quantum computing, has attracted widespread attention. However, existing studies encounter perfor...

Physics
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