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Computer Science Preprint PDF DOI

Hardware-Software Co-Design for Event-Driven SNN Deployment on Low-Cost Neuromorphic FPGAs

Jiwoon Lee, Souvik Chakraborty, Syed Bahauddin Alam, Cheolsoo Park · 2026

Low-cost FPGA platforms can broaden access to neuromorphic systems research, but current spiking neural network (SNN) workflows remain divided between hardware-first implementations, which are difficu…

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Physics Preprint PDF DOI

Harnessing Plasmonic Heating For Switching In Antiferromagnets

H. Y. Yuan, Yizheng Wu, Olena Gomonay · 2026

Heat waste is a bottleneck in the development of green information technologies and much effort has been devoted to suppress the heating effect in both electronic and spintronic devices. Here we take …

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Physics Preprint PDF DOI

High intensity attosecond beamline for XUV pump XUV probe measurements with photon energies up to 150 eV

Sajjad Vardast, Alexander Muschet, N. Smijesh, Mohammad Rezaei-Pandari, Fritz Schnur, Robin Weissenbilder, Elisa Appi, Jan Lahl, Sylvain Maclot, Per Eng-Johnsson, Anne L'Huillier, Laszlo Veisz · 2026

The field of attosecond physics has expanded significantly in recent years, yet experimental facilities supporting attosecond pump attosecond probe spectroscopy remain rare. Here, we present a newly c…

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Engineering Preprint PDF DOI

An Asynchronous Delta Modulator for Spike Encoding in Event-Driven Brain-Machine Interface

Kaushik Lakshmiramanan, Vineeta Nair, Ching-Yi Lin, Sheng-Yu Peng, Sahil Shah · 2026

This paper presents the design and implementation of an asynchronous delta modulator as a spike encoder for event-driven neural recording in a 65nm CMOS process. The proposed neuromorphic front-end co…

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Physics Preprint PDF DOI

Quantum-Boosted Nonlinear Tunneling Driven by a Bright Squeezed Vacuum

Zhejun Jiang, Shengzhe Pan, Jianqi Chen, Mingyu Zhu, Chenhao Zhao, Yiwen Wang, Ru Zhang, Jianshi Lu, Lulu Han, Suwen Xiong, Dian Wu, Wenxue Li, Shicheng Jiang, Hongcheng Ni, Jian Wu · 2026

Nonlinear processes, mediated by multiphoton interactions rather than single-photon response, drive numerous fundamental phenomena and momentous applications in modern physics. Among these processes, …

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Computer Science Preprint PDF DOI

A 64-Spin All-to-All CMOS Ising Machine with Landscape Perturbation Achieving 2.28 nJ/Edge-Bit Energy-to-Solution

Ahmet Yusuf Salim, Jianan Wu, Soner Seckiner, Eslam Elmitwalli, Selcuk Kose, Zeljko Ignjatovic · 2026

A 64-spin all-to-all current-mode coupling Ising machine is implemented in 65 nm CMOS. The design supports 31 coefficient levels in 0.943 mm2 and achieves Energy-to-Solution (ETS) of 2.28 nJ/edge-bit.…

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Physics Preprint PDF DOI

Fabrication and study of femtosecond laser micromachined few-mode elliptical core waveguides

Prajal Chettri, Shailesh Srivastava · 2026

Femtosecond laser micromachining (FLM) fabricated waveguides inherently form elliptical cores due to differences in focal spot size and the Rayleigh range of the microscope objective. Consequently, it…

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Physics Preprint PDF DOI

High-efficiency narrowband terahertz generation in novel wide-bandgap barium chalcogenide crystals

D. Z. Suleimanova, E. A. Migal, D. V. Badikov, F. V. Potemkin · 2026

We report on extensive experimental investigation of novel barium chalcogenides (BaGa4Se7, BaGa2GeSe6 and BaGa2GeS6) for generation of a strong narrowband terahertz (THz) radiation. The Ba-containing …

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Physics Preprint PDF DOI

Liquid photonic-molecule microlasers for ultrasensitive biosensing

Yan Wang, Yu-Hao Hu, Jin-Lei Wu, Rui Duan, Ya-Feng Jiao, Hai-Yan Wang, Li-Ying Jiang, Le-Man Kuang, Han-Dong Sun, Hui Jing · 2026

Droplet microlasers, as promising tools for biophotonics and biomedical sciences, have witnessed rapid advances due to their flexible reconfigurability, high sensitivity to stimuli, and label-free bio…

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Physics Preprint PDF DOI

Dynamic topological exciton-polaritons enabling ultrafast logic operations

Feng Jin, Hao Zheng, Zhe Zhang, Jiaohao Ren, Yuxi Liu, Qing Zhang, Daniele Sanvitto, Timothy C. H. Liew, Baile Zhang, Rui Su · 2026

Topological active materials have emerged as powerful paradigm bridging the discovery of exotic topological phases of matter with the development of functional topological devices. The recent extensio…

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Physics Preprint PDF DOI

Memristive tabular variational autoencoder for compression of analog data in high energy physics

Rajat Gupta, Yuvaraj Elangovan, Tae Min Hong, James Ignowski, John Moon, Aishwarya Natarajan, Stephen Roche, Luca Buonanno · 2026

We present an implementation of edge AI to compress data on an in-memory analog content-addressable memory (ACAM) device. A variational autoencoder is trained on a simulated sample of energy measureme…

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Physics Preprint PDF DOI

Broadband High-Speed Dual-Comb Spectroscopy Enabled by a Dynamic 1550 nm Bidirectional Dissipative Soliton Fiber Laser

Mingjun Wang, Zhangru Shi, Anshuang Wang, Bowen Li · 2026

We report a high-energy, bidirectional, dissipative soliton mode-locked fiber laser operating in the 1550 nm normal-dispersion regime. By leveraging intracavity dispersion management and a Lyot filter…

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Biology & Life Sciences Preprint PDF DOI

Hyb-Adam-UM: hybrid ultrametric-aware mtDNA phylogeny reconstruction

Dmitrii Chaikovskii, Weilai Qu, Boris Melnikov, Ye Zhang, Yuehong Zhao · 2026

Motivation: mtDNA distance matrices are standard inputs for distance-based phylogeny, but computing all pairwise alignments is costly. Missing entries can degrade inferred topology and branch lengths,…

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Physics Preprint PDF DOI

Hardware implementation of photonic neuromorphic autonomous navigation

Yonghang Chen, Shuiying Xiang, Xintao Zeng, Mengting Yu, Tao Zou, Shangxuan Shi, Xingxing Guo, Yanan Han, Yahui Zhang, Yue Hao · 2026

Reinforcement learning (RL) is a core technology enabling the transition of artificial intelligence (AI) from perception to decision-making, but its deployment on conventional electronic hardware suff…

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Physics Preprint PDF DOI

High-resolution calorimetric sample platforms for cryogenic thermodynamic studies with multimodal synchrotron x-ray compatibility

U. Patel, H. Zheng, J. L. McChesney, U. Welp, Z. Islam, A. Miceli · 2026

X-ray calorimetric sample platforms combining specific heat and synchrotron x-ray measurements provide a powerful means to investigate fundamental material properties. Calorimeter cell designs featuri…

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Physics Preprint PDF DOI

CVD grown bilayer MoS2 based artificial optoelectronic synapses for arithmetic computing and image recognition applications

Umakanta Patra, Subhrajit Sikdar, Roshan Padhan, Amandeep Kaur, Satyaprakash Sahoo, Subhabrata Dhar · 2026

Demand for lower computing power has rapidly increased. In this context, brain-inspired neuromorphic computing, which integrate data storage and processing, has attracted significant attention. Here, …

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Computer Science Preprint PDF DOI

Legal Retrieval for Public Defenders

Dominik Stammbach, Kylie Zhang, Patty Liu, Nimra Nadeem, Inyoung Cheong, Lucia Zheng, Peter Henderson · 2026

AI tools are increasingly suggested as solutions to assist public agencies with heavy workloads. In public defense, where a constitutional right to counsel meets the complexities of law, overwhelming …

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Physics Preprint PDF DOI

Revealing mesoscale bubble and particle dynamics in ultrasound-driven multiphase fluids by ultrafast synchrotron X-ray radiography and hybrid modelling

Ling Qin, Kang Xiang, Iakovos Tzanakis, Dmitry Eskin, Samuel Clark, Kamel Fezzaa, Jiawei Mi · 2026

Multiphase fluid flows comprising of mesoscale solid particles, liquid droplets, or gas bubbles are common in both natural and man-made systems, but quantifying the energy transfer is challenging due …

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Physics Preprint PDF DOI

Spatio-spectrally tailored multimode metasurface lasers in the visible range

Ayesheh Bashiri, Aleksandr Vaskin, Katsuya Tanaka, Muyi Yang, Thomas Pertsch, Isabelle Staude · 2026

Spectrally engineered multifrequency nanolasers are highly desirable for on-chip photonics, multiplexed biosensing, and display technologies; yet, achieving them within a single compact platform remai…

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Physics Preprint PDF DOI

High-repetition-rate terahertz and ultraviolet radiation for high-throughput ultrafast electron diffraction

Andrey Ryabov, Kasra Amini · 2026

Scaling femtosecond terahertz (THz) and ultraviolet (UV) sources to high repetition rates is essential for high-throughput ultrafast spectroscopy and imaging applications. Yet, their efficient generat…

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