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quantum mechanics

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代表性文献（按质量分排序，前 60 条）

• Magnon squeezing in the quantum regime
  2026 · 量子计算 · Squeezed states, crucial for quantum metrology and emerging quantum technologies, have been demonstrated in various platforms, but quantum squeezing of magnons in macroscopic spin systems remains elusive. Here we report …
• Quantum-private distributed sensing
  2026 · 量子材料 · Abstract Quantum networks can enhance both security and privacy conditions for multi-user communication, delegated computation, and distributed sensing tasks. In distributed quantum sensing, it is often desirable to extr…
• Observation of quantum effects on radiation reaction in strong fields
  2026 · 量子材料 · Radiation reaction, the force experienced by an accelerated charge due to radiation emission, has long been the subject of extensive theoretical and experimental research. Experimental verification of a quantum, strong-f…
• High-fidelity collisional quantum gates with fermionic atoms
  2026 · 量子材料 · Abstract Quantum simulations of electronic structure and strongly correlated quantum phases are among the most promising applications of quantum computing. These computations benefit from native fermionic encodings 1,2 ,…
• Aharonov–Bohm interference in even-denominator fractional quantum Hall states
  2026 · 量子材料 · Position exchange of non-Abelian anyons affects the quantum state of their system in a topologically protected way1. Their expected manifestations in even-denominator fractional quantum Hall (FQH) systems offer the oppor…
• Quantum Mechanics Based on Real Numbers: A Consistent Description
  2026 · 量子材料 · Complex numbers play a crucial role in quantum mechanics. However, their necessity remains debated: whether they are fundamental or merely convenient. Recently, it was shown that any real-number quantum theory satisfying…
• Meta-designing quantum experiments with language models
  2026 · 量子材料 · Abstract Artificial intelligence can solve complex scientific problems beyond human capabilities, but the resulting solutions offer little insight into the underlying physical principles. One prominent example is quantum…
• Quantum Fisher information in a strange metal
  2026 · 量子材料 · Abstract A strange metal is an exotic state of correlated quantum matter, and intensive efforts are ongoing to understand its nature. Here we show that the quantum Fisher information—a concept from quantum metrology—may …
• Thresholded quantum sensing with a frustrated Kitaev trimer
  2026 · 量子材料 · We investigate the response of a Ramsey interferometric quantum sensor based on a frustrated, three-spin system (a Kitaev trimer) to a classical time-dependent field (signal). The system eigenspectrum is symmetric about …
• Competing quantum orders in 6R-TaS2 revealed by pressure
  2026 · 量子材料 · The transition metal dichalcogenide 6R-TaS2 is a rich quantum platform hosting charge density wave (CDW) order, superconductivity, and an additional temperature scale at T* ≃ 40 K marked by pronounced magnetoresistance a…
• Tangent Space Excitation Ansatz for Quantum Circuits
  2026 · 量子材料 · Computing excitation spectra of quantum many-body systems is a promising avenue to demonstrate the practical utility of current noisy quantum devices, especially as we move toward the "megaquop" regime. For this task, he…
• LLM Fine-Tuning: Concepts, Opportunities, and Challenges
  2025 · AI 安全与对齐 · As a foundation of large language models, fine-tuning drives rapid progress, broad applicability, and profound impacts on human–AI collaboration, surpassing earlier technological advancements. This paper provides a compr…
• How Digital Orientation Affects Innovation Performance? Exploring the Role of Digital Capabilities and Environmental Dynamism
  2025 · 数字孪生 · Digital orientation has attracted significant attention from policymakers and researchers due to its potential to drive innovation success. While prior research has largely examined the impact of digital orientation on s…
• El Agente: An autonomous agent for quantum chemistry
  2025 · 量子计算 · Computational chemistry tools are widely used to study the behavior of chemical phenomena. Yet, the complexity of these tools can make them inaccessible to non-specialists and challenging even for experts. In this work, …
• Quantum DeepONet: Neural operators accelerated by quantum computing
  2025 · 量子计算 · In the realm of computational science and engineering, constructing models that reflect real-world phenomena requires solving partial differential equations (PDEs) with different conditions. Recent advancements in neural…
• Non-Markovian Quantum Mpemba Effect
  2025 · 量子计算 · Since its rediscovery in the twentieth century, the Mpemba effect, where a far-from-equilibrium state may relax faster than a state closer to equilibrium, has been extensively studied in classical systems and has recentl…
• Opportunities and challenges of quantum computing for climate modeling
  2025 · 量子计算 · Abstract Adaptation to climate change requires robust climate projections, yet the uncertainty in these projections performed by ensembles of Earth system models (ESMs) remains large. This is mainly due to uncertainties …
• Entanglement and Stabilizer entropies of random bipartite pure quantum states
  2025 · 量子计算 · The interplay between non-stabilizerness and entanglement in random states is a very rich arena of study for the understanding of quantum advantage and complexity. In this work, we tackle the problem of such interplay in…
• Nonlinearity symmetry breaking for generating tunable quantum entanglement in semiconductor metasurfaces
  2025 · 量子计算 · Tunable biphoton quantum entanglement generated from nonlinear flat optics is highly desirable for cutting-edge quantum technologies, yet its tunability is substantially constrained by the symmetry of material nonlinear …
• Symmetric Clifford twirling for cost-optimal quantum error mitigation in early FTQC regime
  2025 · 量子材料 · Twirling noise affecting quantum gates is essential in understanding and controlling errors, but applicable operations to noise are usually restricted by symmetries inherent in quantum gates. In this work, we propose sym…
• Quantum theory of Bloch oscillations in a resistively shunted transmon
  2025 · 量子材料 · A transmon qubit embedded in a high-impedance environment acts in a way dual to a conventional Josephson junction. In analogy to the AC Josephson effect, biasing of the transmon by a direct current leads to the oscillati…
• Elastic quantum criticality in nematics and altermagnets via the elastocaloric effect
  2025 · 量子材料 · The coupling between electronic nematic degrees of freedom and acoustic phonons is known to significantly alter the universality class of a nematic quantum critical point (QCP). While non-Fermi-liquid behavior emerges in…
• Ab initio study on engineering the quantum anomalous Hall effect in the compensated antiferromagnet MnBi 2 Te 4
  2025 · 量子材料 · Recently, the quantum anomalous Hall effect (QAHE) has been theoretically proposed in compensated antiferromagnetic systems by using the magnetic topological insulator model [Phys. Rev. Lett. 134, 116603 (2025)]. However…
• A Review of Quantum Attention Mechanisms: Quantum Models, Applications, and Challenges
  2025 · 量子材料 · The quantum computing domain struggles with efficiently extracting crucial information from large-scale, highdimensional data due to the absence of attention mechanisms. Meanwhile, the field of attention mechanisms is ea…
• Image of quantum improved regular kerr black hole and parameter constraints from EHT observations
  2025 · 量子材料 · Abstract Quantum Improved Regular Kerr (QIRK) black hole is a rotating regular black hole model constructed based on the asymptotic safety method. The model eliminates the ring singularity and prevents the formation of c…
• Quantum illumination networks
  2025 · 量子材料 · Quantum illumination is an entanglement-based target detection protocol that provides quantum advantages despite entanglement-breaking noise. However, the advantage of traditional quantum illumination protocols is limite…
• Quantum effects on greybody factor via quantum Oppenheimer–Snyder-dS spacetime
  2025 · 量子材料 · Abstract The greybody factor of quantum Oppenheimer–Snyder-de Sitter spacetime is examined in this study. We determined the effective potential and examined its role under several physical factors, such as mass, rotation…
• Enhancing Dynamic Range of Sub-Standard-Quantum-Limit Measurements via Quantum Deamplification
  2025 · 量子材料 · Balancing high sensitivity with a broad dynamic range is a fundamental challenge in measurement science, as improving one often compromises the other. While traditional quantum metrology has prioritized enhancing local s…
• Perfect Wave Transfer in Continuous Quantum Systems
  2025 · 量子材料 · The transfer of information from one part of a quantum system to another is fundamental to the understanding and design of quantum information processing devices. In the realm of discrete systems such as spin chains, inh…
• Quantum phenomena in biological systems
  2024 · 生物计算 · Quantum biology is a modern field of research that aims to understand how quantum effects can affect the chemistry underlying various biological processes. This paper reviews several examples of biological processes wher…
• Digitalization of urban multi-energy systems – Advances in digital twin applications across life-cycle phases
  2024 · 数字孪生 · • Urban multi-energy system's digital twins (UMES DTs) are emerging in the energy landscape. • UMES DTs should have a real-time data connection to the physical twin updated at desired intervals. • Adherence to standardiz…
• LADEV: A Language-Driven Testing and Evaluation Platform for Vision-Language-Action Models in Robotic Manipulation
  2024 · 具身智能 · Building on the advancements of Large Language Models (LLMs) and Vision Language Models (VLMs), recent research has introduced Vision-Language-Action (VLA) models as an integrated solution for robotic manipulation tasks.…
• Quantum computing with Qiskit
  2024 · 量子计算 · We describe Qiskit, a software development kit for quantum information science. We discuss the key design decisions that have shaped its development, and examine the software architecture and its core components. We demo…
• Quantum computing for market research
  2024 · 量子计算 · The digital ecosystem continues to expand around the world and is revolutionising the way markets are researched. Indeed, consumer experiences are advertised and disseminated through so many channels and media that it ha…
• Variational quantum time evolution without the quantum geometric tensor
  2024 · 量子计算 · Real- and imaginary-time quantum state evolutions are crucial in physics and chemistry for exploring quantum dynamics, preparing ground states, and computing thermodynamic observables. On near-term devices, variational q…
• Evidence of the Quantum Optical Nature of High-Harmonic Generation
  2024 · 量子计算 · High-harmonic generation is a light up-conversion process occurring in a strong laser field, leading to coherent bursts of extreme ultrashort broadband radiation [Lewenstein , Phys. Rev. A , 2117 (1994)]. As a new perspe…
• Quantum amplification and simulation of strong and ultrastrong coupling of light and matter
  2024 · 量子计算 · The interaction of light and matter at the single-photon level is of central importance in various fields of physics, including, e.g., condensed matter physics, astronomy, quantum optics, and quantum information. Amplifi…
• From computing to quantum mechanics: accessible and hands-on quantum computing education for high school students
  2024 · 量子计算 · This paper outlines an alternative approach to teaching quantum computing at the high school level, tailored for students with limited prior knowledge in advanced mathematics and physics. This approach diverges from trad…
• The quantum geometric origin of capacitance in insulators
  2024 · 量子计算 · In band insulators, without a Fermi surface, adiabatic transport can exist due to the geometry of the ground state wavefunction. Here we show that for systems driven at a small but finite frequency ω, transport likewise …
• Measuring the Loschmidt Amplitude for Finite-Energy Properties of the Fermi-Hubbard Model on an Ion-Trap Quantum Computer
  2024 · 量子计算 · Calculating the equilibrium properties of condensed-matter systems is one of the promising applications of near-term quantum computing. Recently, hybrid quantum-classical time-series algorithms have been proposed to effi…
• Quantum entanglement assisted via Duffing nonlinearity
  2024 · 量子计算 · We propose a scheme to enhance quantum entanglement in an optomechanical system by exploiting the so-called Duffing nonlinearity. Our model system consists of two mechanically coupled mechanical resonators, both driven b…
• All-optical quantum computing using cubic phase gates
  2024 · 量子计算 · If suitable quantum optical interactions were available, transforming the field mode operators in a nonlinear fashion, the all-photonics platform could be one of the strongest contenders for realizing a quantum computer.…
• Coherent spin qubit shuttling through germanium quantum dots
  2024 · 量子计算 · Quantum links can interconnect qubit registers and are therefore essential in networked quantum computing. Semiconductor quantum dot qubits have seen significant progress in the high-fidelity operation of small qubit reg…
• Nuclear Physics in the Era of Quantum Computing and Quantum Machine Learning
  2024 · 量子计算 · Abstract In this paper, the application of quantum simulations and quantum machine learning is explored to solve problems in low‐energy nuclear physics. The use of quantum computing to address nuclear physics problems is…
• Observation of Superradiant Bursts in a Cascaded Quantum System
  2024 · 量子计算 · We experimentally investigate the collective radiative decay of a fully inverted ensemble of two-level atoms for a chiral, i.e., propagation direction-dependent light-matter coupling. Despite a fundamentally different in…
• Benchmarking highly entangled states on a 60-atom analogue quantum simulator
  2024 · 量子计算 · Abstract Quantum systems have entered a competitive regime in which classical computers must make approximations to represent highly entangled quantum states1,2. However, in this beyond-classically-exact regime, fidelity…
• KANQAS: Kolmogorov-Arnold Network for Quantum Architecture Search
  2024 · 量子计算 · Abstract Quantum architecture Search (QAS) is a promising direction for optimization and automated design of quantum circuits towards quantum advantage. Recent techniques in QAS emphasize Multi-Layer Perceptron (MLP)-bas…
• Quantum phase transitions and cat states in cavity-coupled quantum dots
  2024 · 量子计算 · We study double quantum dots coupled to a quasistatic cavity mode with high mode-volume compression allowing for strong light-matter coupling. Besides the cavity-mediated interaction, electrons in different double quantu…
• Quantum Error Mitigated Classical Shadows
  2024 · 量子计算 · Classical shadows enable us to learn many properties of a quantum state ρ with very few measurements. However, near-term and early fault-tolerant quantum computers will only be able to prepare noisy quantum states ρ and …
• Strong quantum nonlocality without entanglement in every ( n − 1 ) -partition
  2024 · 量子材料 · The orthogonal product set with quantum nonlocality can enhance the confidentiality of information without consuming entanglement resources. The confidentiality increases with the reinforcement of its nonlocality. Howeve…
• References for Small Fluorescence Quantum Yields
  2024 · 量子材料 · and emission spectra covering the UV/Vis spectral range are suggested as new references for the determination of small fluorescence quantum yields. The compounds are thymidine (dT) in water, dibenzoylmethane (DBM) in eth…
• Tailoring the statistics of light emitted from two interacting quantum emitters
  2024 · 量子材料 · The interaction between quantum emitters leads to the formation of superradiant and subradiant states with possible applications in quantum technologies. To improve the characterization of light emission from these syste…
• Non-Markovian Quantum Mpemba effect
  2024 · 量子材料 · Since it's rediscovery in the twentieth century, the Mpemba effect, where a far-from-equilibrium state may relax faster than a state closer to equilibrium, has been extensively studied in classical systems and has recent…
• Activity-induced ferromagnetism in one-dimensional quantum many-body systems
  2024 · 量子材料 · We study a non-Hermitian quantum many-body model in one dimension analogous to the Vicsek model or active spin models, and investigate its quantum phase transitions. The model consists of two-component hard-core bosons w…
• A variational approach to quantum gated recurrent units
  2024 · 量子材料 · Abstract Quantum Recurrent Neural Networks are receiving an increased attention thanks to their enhanced generalization capabilities in time series analysis. However, their performances were bottlenecked by long training…
• Half-quantum mirror Hall effect
  2024 · 量子材料 · We predict a half-quantized mirror Hall effect induced by mirror symmetry in strong topological insulator films. These films are known to host a pair of gapless Dirac cones in the first Brillouin zone associated with sur…
• Dephasing in Fluxonium Qubits from Coherent Quantum Phase Slips
  2024 · 量子材料 · Phase slips occur across all Josephson junctions (JJs) at a rate that increases with the impedance of the junction. In superconducting qubits composed of JJ-array superinductors—such as fluxonium—phase slips in the array…
• Growing extended Laughlin states in a quantum gas microscope: A patchwork construction
  2024 · 量子材料 · The study of fractional Chern insulators and their exotic anyonic excitations poses a major challenge in current experimental and theoretical research. Quantum simulators, in particular ultracold atoms in optical lattice…
• Towards determining the presence of barren plateaus in some chemically inspired variational quantum algorithms
  2024 · 量子材料 · In quantum chemistry, the variational quantum eigensolver (VQE) is a promising algorithm for molecular simulations on near-term quantum computers. However, VQEs using hardware-efficient circuits face scaling challenges d…
• Quantum Coherence Control at Temperatures up to 1400 K
  2024 · 量子材料 · Coherent quantum control at high temperatures is important for expanding the quantum world and is useful for applying quantum technologies to realistic environments. Quantum control of spins in diamond has been demonstra…

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