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Physics Preprint PDF DOI

Spin-coherence characterization of boron vacancy defects in hexagonal boron nitride with broadband microwave pulses

Yuki Nakamura, Takuya Iwasaki, Shu Nakaharai, Shinichi Ogawa, Yukinori Morita, Kenji Watanabe, Takashi Taniguchi, Kento Sasaki, Kensuke Kobayashi ยท 2026

Negatively charged boron vacancy (VB-) defects in hexagonal boron nitride (hBN) are promising for nanoscale-proximity quantum sensing. To evaluate their performance, it is important to characterize thโ€ฆ

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Mathematics Preprint PDF DOI

Inscriptions of Isosceles Trapezoids in Jordan Curves

Adam Barber ยท 2026

We construct a Lagrangian Floer homology whose chain complex is generically generated by the inscriptions of isosceles trapezoids in a smooth Jordan curve. This is an extension of Greene and Lobb's Joโ€ฆ

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Physics Preprint PDF DOI

Ultrafast Sliding Ferroelectric Switching in Bilayer Hexagonal Boron Nitride Revealed by Deep Learning Molecular Dynamics

Yinan Wang, Poyen Chen, Teruyasu Mizoguchi ยท 2026

Sliding ferroelectricity in bilayer hexagonal boron nitride (h-BN) offers compelling prospects for next-generation non-volatile memory, yet the atomistic dynamics of electric-field-driven polarizationโ€ฆ

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Computer Science Preprint PDF DOI

A proof of Jordan curve theorem based on the sweepline algorithm for trapezoidal decomposition of a polygon

Apurva Mudgal ยท 2026

We prove the Jordan curve theorem by generalizing the sweepline algorithm for trapezoidal decomposition of a polygon. Our proof uses Zorn's lemma (or, equivalently the axiom of choice). Though severalโ€ฆ

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AI & Data Science Preprint PDF DOI

StarDrinks: An English and Korean Test Set for SLU Evaluation in a Drink Ordering Scenario

Marcely Zanon Boito, Caroline Brun, Inyoung Kim, Denys Proux, Salah Ait-Mokhtar, Nikolaos Lagos, Jean-Luc Meunier, Ioan Calapodescu ยท 2026

LLMs and speech assistants are increasingly used for task-oriented interactions, yet their evaluation often relies on controlled scenarios that fail to capture the variability and complexity of real uโ€ฆ

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Physics Preprint PDF DOI

Studying spherical collapse and its implications in the Eddington-inspired Born-Infeld gravity theory

A. M Velasquez-Toribio ยท 2026

We investigate spherical collapse in Eddington-inspired Born--Infeld (EiBI) gravity in the subhorizon, pressureless, and quasi-static regime, emphasizing the matter-gradient correction that appears inโ€ฆ

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Physics Preprint PDF DOI

Strain and Twist Engineering of Interfacial Thermal Transport in Homo- and Hetero-Interfaces of Graphene and Hexagonal Boron Nitride

Wenwu Jiang, Huasong Qin, Yilun Liu, Wengen Ouyang, Oded Hod, Michael Urbakh ยท 2026

A dramatic difference between the vertical thermal conductance response of homogeneous and heterogeneous graphene/h-BN interfaces to external mechanical perturbations, is predicted. Homogeneous grapheโ€ฆ

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Physics Preprint PDF DOI

Beyond Single Trajectories: Optimal Control and Jordan-Lie Algebra in Hybrid Quantum Walks for Combinatorial Optimization

Tianen Chen, Yun Shang ยท 2026

The Quantum Approximate Optimization Algorithm (QAOA) follows a single, fixed evolution path, overlooking the potential computational advantage of coherently superposing multiple trajectories. Here weโ€ฆ

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Medicine & Health Preprint PDF DOI

Effect of the dose distribution and organ architecture on the toxicity in FLASH radiotherapy: a modeling study

Juan Pardo-Montero ยท 2026

Objective: This study aims to investigate the influence of organ architecture (specifically the distinction between serial and parallel tissue) on the protective FLASH effect when organs are irradiateโ€ฆ

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AI & Data Science Preprint PDF DOI

LegalMidm: Use-Case-Driven Legal Domain Specialization for Korean Large Language Model

Youngjoon Jang, Chanhee Park, Hyeonseok Moon, Young-kyoung Ham, Jiwon Moon, Jinhyeon Kim, JuKyung Jung, Heuiseok Lim ยท 2026

In recent years, the rapid proliferation of open-source large language models (LLMs) has spurred efforts to turn general-purpose models into domain specialists. However, many domain-specialized LLMs aโ€ฆ

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AI & Data Science Preprint PDF DOI

Korean aegyo speech shows systematic F1 increase to signal childlike qualities

Ji-eun Kim, Volker Dellwo ยท 2026

Korean aegyo is a socially recognized childlike speaking style used predominantly in romantic interactions among adults. This study examined vowel space modification in aegyo by analyzing formant freqโ€ฆ

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Physics Preprint PDF DOI

Effect of neutron-proton asymmetry on the $^3$H clustering in Boron isotopes

J. L. Jin, Q. Zhao, P. J. Li, M. Kimura, D. Beaumel, B. Zhou, J. L. Tian ยท 2026

To investigate the influence of neutron-proton asymmetry on the formation of asymmetric clusters, we perform a systematic comparative study of $^{3}$H and $\alpha$ cluster preformation in the Boron isโ€ฆ

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Physics Preprint PDF DOI

Bouncing cosmologies from Born-Infeld-type gravity

Yermek Aldabergenov, Wei Lin, Rongjian Li, Ding Ding, Yidun Wan ยท 2026

We construct a Born-Infeld-type $f(R,{\cal G})$ modification of gravity, where ${\cal G}$ is the Gauss-Bonnet term, by embedding Born-Infeld electrodynamics in a five-dimensional pure modified gravityโ€ฆ

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Physics Preprint PDF DOI

Improved Electrochemical Performance and Diffusion kinetics by Boron-doping in Na$_{0.66}$Mn$_{0.8}$Fe$_{0.2}$O$_{2}$ Layered Cathodes for Sodium-Ion Batteries

Jayashree Pati, P. Senthilkumar, Deepak Seth, Riya Gulati, Manish Kr. Singh, Madhav Sharma, Anita Dhaka, M. Ali Haider, Rajendra S. Dhaka ยท 2026

We report the electrochemical investigation and study the diffusion kinetics of boron doped Na$_{0.66}$Mn$_{0.8}$Fe$_{0.2}$O$_{2}$ (B-NMFO) cathode materials for sodium-ion batteries. Notably, the B-Nโ€ฆ

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AI & Data Science Preprint PDF DOI

Multispectral airborne laser scanning dataset for tree species classification: MS-ALS-SPECIES

Matti Hyyppa, Klaara Salolahti, Eric Hyyppa, Xiaowei Yu, Josef Taher, Leena Matikainen, Matti Lehtomaki, Paula Litkey, Teemu Hakala, Harri Kaartinen, Juha Hyyppa, Antero Kukko ยท 2026

The shift from stand-level to individual-tree-level forest assessments supports improved biodiversity mapping, particularly in boreal ecosystems where tree species like aspen (Populus tremula L.) playโ€ฆ

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AI & Data Science Preprint PDF DOI

KOMBO: Korean Character Representations Based on the Combination Rules of Subcharacters

SungHo Kim, Juhyeong Park, Yeachan Kim, SangKeun Lee ยท 2026

The Korean writing system, \textit{Hangeul}, has a unique character representation rigidly following the invention principles recorded in \textit{Hunminjeongeum}.\footnote{\textit{Hunminjeongeum} is aโ€ฆ

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Physics Preprint PDF DOI

Relation between the Nusselt and Bejan numbers in natural convection

Takuya Masuda, Toshio Tagawa ยท 2026

This study derives a scaling law connecting the Nusselt (Nu) and Bejan (Be) numbers in natural convection. Combining entropy generation analysis with boundary-layer scaling, the relation Be^-1 - 1 = aโ€ฆ

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Physics Preprint PDF DOI

Quantum Sufficiency for Self-Adjoint Statistical Models via Likelihood-Type Operators on Real $*$-Subalgebras and Real Jordan Algebras

Koichi Yamagata ยท 2026

We develop a theory of quantum sufficiency on real *-subalgebras and real Jordan algebras. In contrast to the conventional formulation, which is based on families of states, complex completely positivโ€ฆ

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Physics Preprint PDF DOI

The boron-hydrogen-phosphorus tri-elements co-doped stable N-type single crystalline Diamond

Hongjia Bi, Shaoqi Huang, Feiteng Wu, Jiarui Guo, Minhui Yang, Yunzhen Wu, Mengze Zhao, Kaihui Liu, Shisheng Lin ยท 2026

Diamond is an outstanding semiconductor for extreme electronics, yet reproducible n-type doping remains a long-standing challenge. Here we demonstrate stable n-type single-crystal diamond grown in a sโ€ฆ

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Physics Preprint PDF DOI

Stabilization of a non-superconducting, orthorhombic phase by over-hydrogenating LaFeSiH

M. F. Hansen, C. Lepoittevin, J.-B. Vaney, P. Boullay, V. Nassif, A. Sulpice, H. Mayaffre, M.-H. Julien, S. Tence, P. Toulemonde ยท 2026

Chemical composition provides a powerful route to tune the electronic ground state of iron-based superconductors and other quantum materials, yet access to highly doped phases remains limited. Here weโ€ฆ

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