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Papers

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

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12,908 papers in 12 months (-5% vs prior quarter)

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

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4,069 papers found

Dead Gate Elimination

Yanbin Chen, C. Mendl, Helmut Seidl·Apr 17, 2025

Hybrid quantum algorithms combine the strengths of quantum and classical computing. Many quantum algorithms, such as the variational quantum eigensolver (VQE), leverage this synergy. However, quantum circuits are executed in full, even when only subs...

Computer SciencePhysics

Layered KIK quantum error mitigation for dynamic circuits

Ben Bar, Jader P. Santos, Raam Uzdin·Apr 16, 2025

Quantum Error Mitigation is essential for enhancing the reliability of quantum computing experiments. The adaptive KIK error mitigation method has demonstrated significant advantages, including resilience to temporal noise drifts, applicability to no...

Quantum Physics

Characterizing physical and logical errors in a transversal CNOT via cycle error reconstruction

Nicholas Fazio, Robert Freund, Debankan Sannamoth +7 more·Apr 16, 2025

The development of prototype quantum information processors has progressed to a stage where small instances of logical qubit systems perform better than the best of their physical constituents. Advancing towards fault-tolerant quantum computing will ...

Quantum Physics

Locality-Aware Pauli-Based Computation for Local Magic State Preparation

Yutaka Hirano, Keisuke Fujii·Apr 16, 2025

Magic state distillation, a process for preparing magic states needed to implement non-Clifford gates faulttolerantly, plays a crucial role in fault-tolerant quantum computation. Historically, it has been a major bottleneck, leading to the pursuit of...

Physics

Constant-time hybrid compilation of Shor's algorithm with quantum just-in-time compilation

David Ittah, J. Fraser, Josh Izaac +1 more·Apr 16, 2025

Continuous improvements in quantum computing hardware are exposing the need for simultaneous advances in software. Large-scale implementation of quantum algorithms requires rapid and automated compilation routines such as circuit synthesis and optimi...

Physics

Advancing quantum simulations of nuclear shell model with noise-resilient protocols

Nifeeya Singh, P. Siwach, P. Arumugam·Apr 16, 2025

Some of the computational limitations in solving the nuclear many-body problem could be overcome by utilizing quantum computers. The nuclear shell-model calculations providing deeper insights into the properties of atomic nuclei, is one such case wit...

Physics

Q-Cluster: Quantum Error Mitigation Through Noise-Aware Unsupervised Learning

Hrushikesh Pramod Patil, Dror Baron, Huiyang Zhou·Apr 15, 2025

Quantum error mitigation (QEM) is critical in reducing the impact of noise in the pre-fault-tolerant era, and is expected to complement error correction in fault-tolerant quantum computing (FTQC). In this paper, we propose a novel QEM approach, Q-Clu...

Quantum Physics

Dynamical Casimir effect in superconducting cavities: from photon generation to universal quantum gates

F. Lombardo, P. I. Villar·Apr 15, 2025

This chapter explores various aspects of the Dynamical Casimir Effect (DCE) and its implications in the context of circuit quantum electrodynamics (cQED). We begin by reviewing the origin and fundamental properties of the DCE, including three equival...

Physics

Iterative Linear Quadratic Regulator for Quantum Optimal Control

D. Heimann, Felix Wiebe, Tahereh Abad +4 more·Apr 15, 2025

Quantum optimal control for gate optimization aims to provide accurate, robust, and fast pulse sequences to achieve gate fidelities on quantum systems below the error correction threshold. Many methods have been developed and successfully applied in ...

Physics

Trapping potentials and quantum gates for microwave-dressed Rydberg atoms on an atom chip

Iason Tsiamis, Georgios Doultsinos, Andreas F. Tzortzakakis +5 more·Apr 14, 2025

Rydberg atoms in dc electric fields acquire static dipole moments. When the atoms are close to a surface producing an inhomogeneous electric field, such as by the adsorbates on an atom chip, depending on the sign of the dipole moment of the Rydberg-S...

Quantum PhysicsAtomic Physics

Scalable fluxonium qubit architecture with tunable interactions between non-computational levels

Peng Zhao, Guming Zhao, Shaowei Li +2 more·Apr 14, 2025

The fluxonium qubit has emerged as a promising candidate for superconducting quantum computing due to its long coherence times and high-fidelity gates. Nonetheless, further scaling up and improving performance remain critical challenges for establish...

Physics

Implementing and benchmarking dynamically corrected gates on superconducting devices using space curve quantum control

Hisham Amer, Evangelos Piliouras, Edwin Barnes +1 more·Apr 14, 2025

We use Space Curve Quantum Control (SCQC) to design, experimentally demonstrate, and benchmark dynamically corrected single-qubit gates on IBM hardware, comparing their performance to that of the standard gates provided by IBM. Our gates are designed...

Physics

Universal fault-tolerant logic with heterogeneous holographic codes

M. Steinberg, Junyu Fan, J. Eisert +3 more·Apr 14, 2025

The study of holographic bulk-boundary dualities has led to the construction of novel quantum error correcting codes. Although these codes have shed new light on conceptual aspects of these dualities, they have widely been believed to lack a crucial ...

Physics

Quantum Image Visualizer: Visual Debugging of Quantum Image Processing Circuits

Anja Heim, Thomas Lang, Alexander Gall +2 more·Apr 14, 2025

Quantum computing is an emerging field that utilizes the unique principles of quantum mechanics to offer significant advantages in algorithm execution over classical approaches. This potential is particularly promising in the domain of quantum image ...

Computer Science

Survival of the Optimized: An Evolutionary Approach to T-depth Reduction

Archisman Ghosh, Avimita Chatterjee, Swaroop Ghosh·Apr 13, 2025

Quantum Error Correction (QEC) is the corner-stone of practical Fault-Tolerant Quantum Computing (FTQC), but incurs enormous resource overheads. Circuits must decompose into Clifford +T gates, and the non-transversal T gates demand costly magic-state...

PhysicsComputer Science

An Efficient Quantum Classifier Based on Hamiltonian Representations

Federico Tiblias, Anna Schroeder, Yue Zhang +2 more·Apr 13, 2025

Quantum machine learning (QML) is a discipline that seeks to transfer the advantages of quantum computing to data-driven tasks. However, many studies rely on toy datasets or heavy feature reduction, raising concerns about their scalability. Progress ...

Computer SciencePhysics

Compact Circuits for Constrained Quantum Evolutions of Sparse Operators

Franz G. Fuchs, R. P. Bassa·Apr 12, 2025

We introduce a general framework for constructing compact quantum circuits that implement the real-time evolution of Hamiltonians of the form $H = \sigma P_B$, where $\sigma$ is a Pauli string commuting with a projection operator $P_B$ onto a subspac...

Physics

A Fully Planar Approach to Field-Coupled Nanocomputing: Scalable Placement and Routing Without Wire Crossings

Benjamin Hien, Marcel Walter, S. Hofmann +1 more·Apr 11, 2025

Field-coupled Nanocomputing (FCN) is a class of promising post-CMOS technologies that transmit information through electric or magnetic fields instead of current flow. They utilize basic building blocks called cells, which can form gates that impleme...

Computer Science

Is Productivity in Quantum Programming Equivalent to Expressiveness?

Francini Corrales-Garro, Danny Valerio-Ram'irez, Santiago N'unez-Corrales·Apr 11, 2025

The expressiveness of quantum programming languages plays a crucial role in the efficient and comprehensible representation of quantum algorithms. Unlike classical programming languages, which offer mature and well-defined abstraction mechanisms, qua...

PhysicsComputer Science

CDJ-Pontryagin Optimal Control for General Continuously Monitored Quantum Systems

Tathagata Karmakar, Andrew N. Jordan·Apr 10, 2025

The Chantasri-Dressel-Jordan (CDJ) stochastic path integral formalism (Chantasri et al. 2013 and 2015) characterizes the statistics of the readouts and the most likely conditional evolution of continuously monitored quantum systems. In our work, we g...

Quantum Physics
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