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๐Ÿ” computing methodologies ๐Ÿ“‚ Physics
Showing 57802 results for "computing methodologies" in Physics
Physics Preprint PDF DOI

Dynamics of a Spin-Wave Active Ring Resonator Driven by Harmonic-Null Square-Wave and Unipolar 8-bit Walsh Code Modulations

Anirban Mukhopadhyay, Kaustubh Narayan, Anil Prabhakar ยท 2026

Spin-wave active ring resonators (SWARRs) based on yttrium iron garnet (YIG) films exhibit rich nonlinear dynamics that make them promising platforms for physical reservoir computing. We present systeโ€ฆ

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Efficient direct quantum state tomography using fan-out couplings

Jaekwon Chang, Guedong Park, Hyunseok Jeong, Yong Siah Teo, Yosep Kim ยท 2026

Characterizing quantum states is essential for validating quantum devices, yet conventional quantum state tomography becomes prohibitively expensive as system size grows. Direct tomography offers a diโ€ฆ

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Digital-Analog Quantum Simulation and Computing: A Perspective on Past and Future Developments

Lucas Lamata ยท 2026

Quantum simulation and computing traditionally has been based on two main paradigms, namely, digital and analog. In the digital paradigm, usually single and two-qubit gates (where qubit is an acronym โ€ฆ

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Neural-network quantum states for solving few-body problems: application to Efimov physics

Sora Yokoi, Shimpei Endo, Hiroki Saito ยท 2026

Neural-network quantum states have recently emerged as a powerful method for solving quantum many-body problems, with notable successes in lattice systems. Here, we extend this approach to strongly inโ€ฆ

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Temperature evolution of orbital states with successive phase transitions in FeV2O4

Chihaya Koyama, Yusuke Nomura, Shunsuke Kitou, Taishun Manjo, Yuiga Nakamura, Takeshi Hara, Naoyuki Katayama, Yoichi Nii, Ryotaro Arita, Hiroshi Sawa, Taka-hisa Arima ยท 2026

Direct experimental access to orbital states in strongly correlated materials remains a major challenge, despite their central role in driving coupled structural and magnetic phase transitions. In sysโ€ฆ

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Anomalies in family unification models from bordism classification

Tsubasa Sugeno, Hiroki Wada ยท 2026

We study anomalies in family unification models within the framework of the bordism classification of invertible field theories. These models are based on four-dimensional $\mathcal{N}=1$ supersymmetrโ€ฆ

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Ultrafast Non-Volatile Weyl LuminoMem for Mid-Infrared In-Memory Computing

Delang Liang, Shiyu Wang, Yan Wang, Dong Li, Yuchun Chen, Bin Cheng, Mingyang Qin, Dehong Yang, Jie Sheng, Lin Li, Changgan Zeng, Dong Sun, Anlian Pan, Jing Liu ยท 2026

Integrated optoelectronic systems strive to combine the logic/memory density of electronics with the bandwidth of photonics, but monolithic realization is impeded by the inefficient electronic-to-photโ€ฆ

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Physics Preprint PDF DOI

Topological Phase Transitions and Their Thermodynamic Fate in Arbitrary-$S$ Pyrochlore Spin Ice

Sena Watanabe, Yukitoshi Motome, Haruki Watanabe ยท 2026

We develop a self-contained theoretical framework that classifies the topological phases and critical phenomena of classical pyrochlore magnets with arbitrary spin $S$, subject to competing exchange aโ€ฆ

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Circuit Harmonic Matrices: A Spectral Framework for Quantum Machine Learning

Kyle James Stuart Campbell, Luigi Del Debbio, Petros Wallden ยท 2026

Parametrised quantum circuits are a central framework for near term quantum machine learning. However, it remains challenging to determine in advance how architectural choices, such as encoding strateโ€ฆ

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Disentangling electronic and phononic contributions to high-temperature superconductivity in X2MH6 hydrides

Feng Zheng, Shiya Chen, Zhen Zhang, Renhai Wang, Feng Zhang, Zi-zhong Zhu, Cai-Zhuang Wang, Vladimir Antropov, Yang Sun, Kai-Ming Ho ยท 2026

Understanding the factors that control superconductivity is essential for discovering new superconducting materials using high-throughput elemental substitution. Focusing on the recently predicted ambโ€ฆ

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Unquenched Radially Excited $P$-wave Charmonia

George Rupp ยท 2026

The ground-state positive-parity charmonia $\chi_{c0}(1P)$, $\chi_{c1}(1P)$, $h_c(1P)$, and $\chi_{c2}(1P)$ are generally well described in static (``quenched'') quark models, in which dynamical effecโ€ฆ

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Effects of Various Bipolar Approximations of Active Regions on Solar Surface Magnetic Field Simulations

Yukun Luo, Jie Jiang, Ruihui Wang ยท 2026

The evolution of solar surface magnetic fields is essential for understanding solar activity and the underlying dynamic process. The surface flux transport (SFT) model is a widely used and effective tโ€ฆ

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All-optical control of nonlinear emission from resonant metasurfaces

Ziwei Yang, Lei Xu, Gabriel Sanderson, Akhshay Bhadwal, Luyao Wang, Katsuya Tanaka, Muyi Yang, Mingkai Liu, Shaun Lung, Isabelle Staude, Thomas Pertsch, Carl Brown, Mohsen Rahmani, Dragomir Neshev ยท 2026

Nonlinear optics underpins a broad range of photonic technologies, from classical and quantum light sources to emerging nonlinear photonic neural networks. Yet, conventional nonlinear optical devices โ€ฆ

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Entanglement generation from gravitationally produced massless vector particles during inflation

Alessio Belfiglio, Mattia Dubbini, Orlando Luongo ยท 2026

We study the gravitational production of spectator massless vector particles in a single-field inflationary scenario, and the related entanglement generation across the Hubble horizon. Accordingly, weโ€ฆ

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GPU-Accelerated Quantum Simulation: Empirical Backend Selection, Gate Fusion, and Adaptive Precision

Poornima Kumaresan, Pavithra Muruganantham, Lakshmi Rajendran, Santhosh Sivasubramani ยท 2026

Classical simulation of quantum circuits remains indispensable for algorithm development, hardware validation, and error analysis in the noisy intermediate-scale quantum (NISQ) era. However, state-vecโ€ฆ

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Advanced Modelling Methodologies for Anisotropic Magnetic Colloids

Jorge L. C. Domingos ยท 2026

Anisotropic magnetic colloids with permanent dipole moments exhibit rich field-responsive behavior arising from the interplay between particle geometry, dipolar interactions, and external driving. Modโ€ฆ

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Preferential Appearance of H$\alpha$ Moreton Waves along Photospheric Magnetic Network Boundaries

C. H. Zhai, Y. W. Ni, J. H. Guo, P. F. Chen ยท 2026

Moreton waves are rare chromospheric signatures of large-scale coronal disturbances, often associated with big flares and coronal mass ejections (CMEs). Using high-cadence, full-disk H$\alpha$ spectroโ€ฆ

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Genuine pair density wave order on the kagome lattice

Han-Yang Liu, Da Wang, Ziqiang Wang, Qiang-Hua Wang ยท 2026

The pair density wave (PDW) is a novel superconducting state with non-zero center-of-mass momentum Cooper pairing in the absence of external magnetic fields. Its realization in microscopic models as tโ€ฆ

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Recurrent Quantum Feature Maps for Reservoir Computing

Utkarsh Singh, Aaron Z. Goldberg, Christoph Simon, Khabat Heshami ยท 2026

Reservoir computing promises a fast method for handling large amounts of temporal data. This hinges on constructing a good reservoir--a dynamical system capable of transforming inputs into a high-dimeโ€ฆ

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A High Motional Frequency Ion Trapping Regime for Quantum Information Science

A. J. Rasmusson ยท 2026

We investigate high frequency motional states of trapped atomic ions. Trapped ions in rf traps are confined by an approximate harmonic potential and exhibit quantum motional states that mediate essentโ€ฆ

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