Quantum Brain

Papers

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

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28,582

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13,647 papers in 12 months (-16% vs prior quarter)

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Qubit Platforms

Hardware platform mentions in abstractsPhotonic leads

28,582 papers found

Progress in the development of quantum algorithms and software

Anastasiia S. Nikolaeva, D. O. Konina, A. Antipov +10 more·May 7, 2025

A quantum processor, like any computing device, requires the development of both hardware and the necessary set of software solutions, starting with quantum algorithms and ending with means of accessing quantum devices. As part of the roadmap for the...

Physics

A review of applications of Quantum Energy Teleportation: from experimental tests to thermodynamics and spacetime engineering

Boris Ragula, Eduardo Mart'in-Mart'inez·May 7, 2025

Quantum energy teleportation (QET) exploits the existence of correlations to enable remote energy transfer without the need for physical energy carriers between emitter and receiver. This paper presents a review of the thermodynamic foundations of QE...

Physics

Applied Post Quantum Cryptography: A Practical Approach for Generating Certificates in Industrial Environments

Nino Ricchizzi, Christian Schwinne, Jan Pelzl·May 7, 2025

The transition to post-quantum cryptography (PQC) presents significant challenges for certificate-based identity management in industrial environments, where secure onboarding of devices relies on long-lived and interoperable credentials. This work a...

Computer Science

Quantum Artificial Intelligence for Software Engineering: the Road Ahead

Xinyi Wang, Shaukat Ali, Paolo Arcaini·May 7, 2025

In order to handle the increasing complexity of software systems, Artificial Intelligence (AI) has been applied to various areas of software engineering, including requirements engineering, coding, testing, and debugging. This has led to the emergenc...

Computer Science

Adaptive folding and noise filtering for robust quantum error mitigation

Kathrin F. Koenig, Finn Reinecke, Thomas Wellens·May 7, 2025

Coping with noise in quantum computation poses significant challenges due to its unpredictable nature and the complexities of accurate modeling. This paper presents noise-adaptive folding, a technique that enhances zero-noise extrapolation (ZNE) thro...

Physics

Approximate quadratization of high-order hamiltonians for combinatorial quantum optimization

Sabina Druagoi, Alberto Baiardi, Daniel J. Egger·May 7, 2025

Combinatorial optimization problems have wide-ranging applications in industry and academia. Quantum computers may help solve them by sampling from carefully prepared Ansatz quantum circuits. However, current quantum computers are limited by their qu...

Physics

ARDNS-FN-Quantum: A Quantum-Enhanced Reinforcement Learning Framework with Cognitive-Inspired Adaptive Exploration for Dynamic Environments

Umberto Gonccalves de Sousa·May 7, 2025

Reinforcement learning (RL) has transformed sequential decision making, yet traditional algorithms like Deep Q-Networks (DQNs) and Proximal Policy Optimization (PPO) often struggle with efficient exploration, stability, and adaptability in dynamic en...

Computer Science

Privacy-preserving neutral atom-based quantum classifier towards real healthcare applications

Ettore Canonici, Filippo Caruso·May 7, 2025

Technological advances in Artificial Intelligence (AI) and Machine Learning (ML) for the healthcare domain are rapidly arising, with a growing discussion regarding the ethical management of their development. In general, ML healthcare applications cr...

Physics

Scalable Asynchronous Single Flux Quantum Up-Down Counter Using Josephson Trapping Lines and $\alpha$-Cells

M. A. Karamuftuoglu, Beyza Zeynep Ucpinar, S. Razmkhah +1 more·May 7, 2025

We present a scalable, asynchronous up-down counter architecture implemented using single-flux quantum logic to enable efficient state management in superconductor digital systems. The proposed design eliminates the reliance on clocked storage elemen...

Physics

A Multi-Scale Quantum Framework for Evaluating Metal-Organic Frameworks in Carbon Capture

Tom W. A. Montgomery, Adrián Varela-Álvarez, Sam Genway +2 more·May 7, 2025

Metal Organic Frameworks (MOFs) are promising materials to help mitigate the effects of global warming by selectively absorbing $\text{CO}_{2}$ for direct capture. Accurate quantum chemistry simulations are a useful tool to help select and design opt...

Physics

Impact and mitigation of Hamiltonian characterization errors in digital-analog quantum computation

Mikel Garcia-de-Andoin, Alatz Álvarez-Ahedo, Adrián Franco-Rubio +1 more·May 6, 2025

Digital-analog is a universal quantum computing paradigm which employs the natural entangling Hamiltonian of the system and single-qubit gates as resources. Here, we study the stability of these protocols against Hamiltonian characterization errors. ...

Quantum Physics

Environmental Quantum States Trigger Emission in Nonlinear Photonics

Jia-Qi Li, Xin Wang·May 6, 2025

Light-matter interactions are traditionally governed by two fundamental paradigms: spontaneous and stimulated radiation. However, in nonlinear multi-photon regimes, these classical mechanisms break down, revealing new possibilities for light emission...

Quantum Physics

On the non-Markovian quantum stochastic network dynamics

Haijin Ding, Guofeng Zhang·May 6, 2025

In this paper, we investigate non-Markovian quantum dynamics from the perspective of quantum noises in a network of atoms mediated by a waveguide. In such networks, quantum coherent feedback control becomes achievable when coherent fields (or quantum...

Quantum Physics

Experimental Side-Channel-Secure Quantum Key Distribution over 200 km

Yang Zhou, Jing-Yang Liu, Chun-Hui Zhang +4 more·May 6, 2025

Quantum key distribution (QKD) enables two remote parties to share encryption keys with information-theoretic security guaranteed by physical laws. Side-channel-secure QKD (SCS-QKD) has attracted considerable attention because it simultaneously remov...

Quantum Physics

Quantum Feature Space of a Qubit Coupled to an Arbitrary Bath

Chris Wise, Akram Youssry, Alberto Peruzzo +2 more·May 6, 2025

Qubit control protocols have traditionally leveraged a characterisation of the qubit-bath coupling via its power spectral density. Previous work proposed the inference of noise operators that characterise the influence of a classical bath using a gre...

Quantum Physicscs.LG

Qimax: Efficient quantum simulation via GPU-accelerated extended stabilizer formalism

Vu Tuan Hai, Bui Cao Doanh, Le Vu Trung Duong +2 more·May 6, 2025

Simulating Clifford and near-Clifford circuits using the extended stabilizer formalism has become increasingly popular, particularly in quantum error correction. Compared to the state-vector approach, the extended stabilizer formalism can solve the s...

Quantum Physicscs.SE

Optical vortex generation by magnons with spin-orbit-coupled light

Ryusuke Hisatomi, Alto Osada, Kotaro Taga +5 more·May 6, 2025

Light possesses both spin and orbital angular momentum, which can spontaneously couple in spatially asymmetric optical fields. This phenomenon is referred to as optical spin-orbit coupling. This coupling is pivotal in modern optics due to its broad a...

physics.opticscond-mat.mtrl-sciQuantum Physics

Enhanced Simultaneous Quantum-Classical Communications Under Composable Security

Nicholas Zaunders, Ziqing Wang, Robert Malaney +2 more·May 6, 2025

Simultaneous quantum-classical communications (SQCC) protocols are a family of continuous-variable quantum key distribution (CV-QKD) protocols which allow for quantum and classical symbols to be integrated concurrently on the same optical pulse and m...

Quantum Physics

Sequential decoding of the XYZ$^2$ hexagonal stabilizer code

Basudha Srivastava, Yinzi Xiao, A. F. Kockum +2 more·May 6, 2025

Quantum error correction requires accurate and efficient decoding to optimally suppress errors in the encoded information. For concatenated codes, where one code is embedded within another, optimal decoding can be achieved using a message-passing alg...

Physics

Knowledge distillation inspired variational quantum eigensolver with virtual annealing

Junxu Li·May 6, 2025

In this paper, we propose a knowledge distillation inspired variational quantum eigensolver (KD-VQE). Inspired by the virtual distillation process in KD, KD-VQE introduces a virtual annealing mechanism to the VQE framework. In KD-VQE, measurement res...

Physics
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