astro-ph 篇论文 | Gist.Science

High-Energy Neutrino Emission in NGC1068 driven by Turbulent Magnetic Reconnection

本文基于湍流磁重联驱动粒子加速的框架，提出了一个改进的轻子 - 强子模型，通过调整内盘半径并计算强子及光强子过程，成功解释了 NGC 1068 中 IceCube 观测到的高能中微子超额现象，同时验证了该源在致密遮蔽环境中因 $\gamma\gamma$ 吸收而抑制 TeV 伽马射线辐射的物理机制。

Luana Passos-Reis, Elisabete M. de Gouveia Dal Pino, Juan C. Rodríguez-Ramírez, Giovani H. Vicentin2026-03-10🔭 astro-ph

The Average Age Map of the Galactic Bulge

该研究利用 VISTA 望远镜的 J 和 Ks 波段高精度测光数据，以红巨星为示踪天体，揭示了银河系核球存在显著的年龄梯度：低银纬区域（约 4.7 Gyr）主要由盘/棒过程形成的伪核球年轻恒星主导，而高银纬区域（约 10.5 Gyr）则主要由早期坍缩或并合形成的球状核球年老恒星主导。

Jialu Nie, Martín López-Corredoira, Chao Liu, Hai-feng Wang, Iulia Simion2026-03-10🔭 astro-ph

Exploring the spin dependence on mass inclination and distance for the newly discovered black hole X-ray binary Swift J151857.0-572147

该研究利用 NICER 观测数据，通过连续谱拟合方法分析了新发现的黑洞 X 射线双星 Swift J151857.0-572147 的自旋参数，指出在典型参数范围内其自旋约为 0.7，并阐明了自旋值随质量、倾角和距离变化的依赖关系，强调未来需更精确的观测数据以确定其自旋。

Yujia Song, James F. Steiner, Tong Zhao, Yuexin Zhang, Ningyue Fan, Ole König, Santiago Ubach, Josephine Wong, Lijun Gou, Javier A. Garcia2026-03-10🔭 astro-ph

Fine Structure and Formation Mechanism of a Sunspot Bipolar Light Bridge in NOAA AR 13663

本研究利用高空间分辨率观测数据，揭示了 NOAA AR 13663 活动区中双极性光桥由相反极性太阳黑子的本影细丝结构经汇聚剪切与相互作用压缩拉伸形成，其内部红蓝移速度场特征实为本影埃弗谢德流的投影效应。

Fangfang Qiao, Hao Li, Jiasheng Wang, Yadan Duan, Zheng Sun, Leping Li2026-03-10🔭 astro-ph

Structural Design and Performance Analysis of Laser Transmitting Telescope for Space Gravitational Wave Detection

本文针对空间引力波探测需求，设计了一款基于离轴四反构型的激光发射望远镜，通过轻量化与柔性支撑优化实现了高精度面形与低质量，并经多工况有限元分析验证了其在强度、热稳定性及动力学性能上均满足严苛的太空环境要求。

Long Yongtao, Mo Yan, Cao Shengyi, Cao Jiamin, Zhao Lujia, Wang Haibo, Wang Shuangbao, Tan Hao, Liu Xiaohong, Wang Dawei, Ma Donglin2026-03-10🔭 astro-ph

K-DRIFT Science Theme: New Theoretical Framework Using the Galaxy Replacement Technique for LSB studies

本文介绍了为配合 K-DRIFT 望远镜探测低表面亮度结构而开发的星系替换技术（GRT），该技术通过在 N 体宇宙学模拟中插入高分辨率星系模型，以较低计算成本实现了极高的质量和空间分辨率，从而为理解星系形成及解释观测数据提供了新的理论框架。

Kyungwon Chun, Jihye Shin, Rory Smith, Jongwan Ko, jaewon Yoo, So-Myoung Park, Woowon Byun, Sang-Hyun Chun, Sungryong Hong, Hyowon Kim, Jae-Woo Kim, Jaehyun Lee, Hong Soo Park, Jinsu Rhee, Kwang-Il Seon, Yongmin Yoon2026-03-10🔭 astro-ph

MMS Observations of Kinetic Alfvén Wave Turbulence and Steep Kinetic-Range Spectra in the Outer Plasma Sheet Boundary Layer

该研究利用 MMS 卫星的高分辨率数据，在地球磁尾外层等离子体片边界层中首次观测到具有陡峭动能区谱斜率（-3.48）的动能阿尔芬波湍流及显著的平行电场结构，证实了该区域存在通过直接波粒相互作用进行的碰撞less 阻尼过程。

Mani K Chettri, Hemam D. Singh, Rupak Mukherjee2026-03-10🔭 astro-ph

Measuring the evolution of stellar bars with the host galaxy's spin

该研究结合模拟观测与 SAMI 星系巡天数据，揭示了星系自旋参数（ $\lambda_R$ ）受恒星棒形成及取向的影响而降低，并指出弱棒星系具有更年轻的恒星种群和更高的自旋参数，表明其处于快速形成阶段，而强棒星系则处于缓慢的长期演化过程中。

Robin Joshi, Scott M. Croom, Stefania Barsanti, Elizabeth J. Iles, Joss Bland-Hawthorn, Jesse van de Sande2026-03-10🔭 astro-ph

Identifying Red Supergiants in the Local Group Using JWST Photometry. I. NGC 6822, Sextans A, NGC 300, WLM, and IC 1613

该研究利用 JWST/NIRCam 的高分辨率数据，通过构建适用于贫金属环境的最优颜色 - 颜色图，成功在 NGC 6822、Sextans A、NGC 300、WLM 和 IC 1613 这五个本星系群星系中识别出大量受前景恒星污染极少的红超巨星候选体，显著完善了本星系群红超巨星的样本库。

Zhiwen Li, Ming Yang, Biwei Jiang, Yi Ren2026-03-10🔭 astro-ph

Pre-Virialized Assembly at Cosmic Dawn: The Dynamics and Extreme Ionization of Compact Group CGG-z7 at $z\sim7.04$

该论文利用 JWST 数据发现了红移 $z\sim7.04$ 处最致密的星系群 CGG-z7，其极低的动力学质量与高恒星质量比表明它处于非平衡的“前维里化”并合阶段，且中心星系极高的电离特征暗示了被遮蔽的活动星系核的存在。

Xiaoyang Wei, Zheng Cai, Fujiang Yu, Mingyu Li, Yunjing Wu2026-03-10🔭 astro-ph

Impact of Resonant Compton Scattering on Magnetar X-Ray Polarization with QED Vacuum Resonance

该论文建立了一个半解析框架，通过结合 QED 真空共振与磁层中的共振康普顿散射（RCS），揭示了磁场扭结和等离子体漂移速度是控制磁星软 X 射线偏振度及偏振角能量依赖性的关键参数，并指出强 RCS 效应可抹除真空共振引起的偏振角翻转，而相对论性漂移速度则可能引入额外的偏振角翻转。

Tu Guo, Dong Lai2026-03-10🔭 astro-ph

s-process nucleosynthesis in low-mass AGB stars by the $^{13}$ C( $\alpha$ ,n) $^{16}$ O neutron source

这篇综述回顾了低质量渐近巨星支（AGB）恒星中慢中子俘获过程（s 过程）的研究进展，重点阐述了受观测约束影响，该领域从依赖核系统学转向数值模拟，并确立了在热脉冲间歇期通过 $^{13}$ C( $\alpha$ ,n) $^{16}$ O 反应（而非高温下的 $^{22}$ Ne 源）作为合成锶至铅元素主要中子源的关键机制。

Inma Domínguez, Carlos Abia, Maurizio Busso, Oscar Straniero, Sara Palmerini2026-03-10🔭 astro-ph

One Hundred Years of Venus Polarimetry: PICSARR Observations of the Phase Curves

该研究在百年后利用 PICSARR 设备对金星进行了高精度偏振观测，证实了现代辐射传输模型与经典研究的一致性，并揭示了紫外波段极区存在与水平均匀模型不符的特殊偏振行为，暗示该区域云层高度较低且瑞利散射成分更强。

Jeremy Bailey, Daniel V. Cotton, Kimberly Bott, Ievgeniia Boiko2026-03-10🔭 astro-ph

Hydrocarbon complexity and photochemical shielding of prebiotic feedstock molecules in exoplanet atmospheres

该研究通过将 CRAHCN-O 化学网络集成至 VULCAN 光化学代码，揭示了在 M 型恒星辐射下，乙烷（C₂H₆）的光化学屏蔽效应会显著抑制甲烷和二氧化碳的光解，从而在富碳大气中使氰化氢（HCN）等前生命分子的丰度比传统网络预测高出三个数量级，突显了化学动力学网络构建对理解系外行星前生命过程的关键作用。

Marrick Braam, Ellery Gopaoco, Shang-Min Tsai, Gergely Friss, Paul I. Palmer, Paul B. Rimmer, Skyla B. White2026-03-10🔭 astro-ph

A probable inside-out dwarf nova outburst from the period bouncer candidate ASASSN-25dc

该论文报告了对新发现爆发系统 ASASSN-25dc 的光学观测，指出其虽具有周期 bounced 候选体的特征（如小质量比和长时标爆发），却缺乏预期的 2:1 潮汐共振激发，从而提出了一种在低质量比系统中由大质量吸积盘引发的“由内向外”矮新星爆发的新解释，这对现有的矮新星超爆发模型提出了挑战。

Yusuke Tampo, Naoto Kojiguchi, Mariko Kimura, Keisuke Isogai, David. A. H. Buckley, Nikita Rawat, Stephen B. Potter, Anke van Dyk, Patrick Woudt, Paul J. Groot, Franz-Josef Hambsch, Berto Monard, Peter Starr, William Goltz, Daisaku Nogami, Taichi Kato2026-03-10🔭 astro-ph

Disc accretion onto a binary black hole in a hierarchical triple system as an origin of the most luminous hyper-soft sources

该论文提出，分层三体系统中的双黑洞吸积机制可以解释最近发现的最亮超软 X 射线源。

Sergei B. Popov, Galina V. Lipunova2026-03-10🔭 astro-ph

astro-ph

High-Energy Neutrino Emission in NGC1068 driven by Turbulent Magnetic Reconnection

The Average Age Map of the Galactic Bulge

Exploring the spin dependence on mass inclination and distance for the newly discovered black hole X-ray binary Swift J151857.0-572147

Fine Structure and Formation Mechanism of a Sunspot Bipolar Light Bridge in NOAA AR 13663

Structural Design and Performance Analysis of Laser Transmitting Telescope for Space Gravitational Wave Detection

K-DRIFT Science Theme: New Theoretical Framework Using the Galaxy Replacement Technique for LSB studies

MMS Observations of Kinetic Alfvén Wave Turbulence and Steep Kinetic-Range Spectra in the Outer Plasma Sheet Boundary Layer

Measuring the evolution of stellar bars with the host galaxy's spin

Identifying Red Supergiants in the Local Group Using JWST Photometry. I. NGC 6822, Sextans A, NGC 300, WLM, and IC 1613

Pre-Virialized Assembly at Cosmic Dawn: The Dynamics and Extreme Ionization of Compact Group CGG-z7 at $z\sim7.04$

Impact of Resonant Compton Scattering on Magnetar X-Ray Polarization with QED Vacuum Resonance

s-process nucleosynthesis in low-mass AGB stars by the $^{13}$ C( $\alpha$ ,n) $^{16}$ O neutron source

One Hundred Years of Venus Polarimetry: PICSARR Observations of the Phase Curves

Hydrocarbon complexity and photochemical shielding of prebiotic feedstock molecules in exoplanet atmospheres

A probable inside-out dwarf nova outburst from the period bouncer candidate ASASSN-25dc

Disc accretion onto a binary black hole in a hierarchical triple system as an origin of the most luminous hyper-soft sources

Compression-Driven Kinetic Instabilities in Magnetically Arrested Disks

A reaction-diffusion model for describing the ring/gap structure in disks surrounding individual young stars

Homogenization of the Stetson Photometry with the BEST Database

Local Origin of Hidden Symmetry in Rotating Spacetimes

astro-ph

High-Energy Neutrino Emission in NGC1068 driven by Turbulent Magnetic Reconnection

The Average Age Map of the Galactic Bulge

Exploring the spin dependence on mass inclination and distance for the newly discovered black hole X-ray binary Swift J151857.0-572147

Fine Structure and Formation Mechanism of a Sunspot Bipolar Light Bridge in NOAA AR 13663

Structural Design and Performance Analysis of Laser Transmitting Telescope for Space Gravitational Wave Detection

K-DRIFT Science Theme: New Theoretical Framework Using the Galaxy Replacement Technique for LSB studies

MMS Observations of Kinetic Alfvén Wave Turbulence and Steep Kinetic-Range Spectra in the Outer Plasma Sheet Boundary Layer

Measuring the evolution of stellar bars with the host galaxy's spin

Identifying Red Supergiants in the Local Group Using JWST Photometry. I. NGC 6822, Sextans A, NGC 300, WLM, and IC 1613

Pre-Virialized Assembly at Cosmic Dawn: The Dynamics and Extreme Ionization of Compact Group CGG-z7 at z∼7.04z\sim7.04z∼7.04

Impact of Resonant Compton Scattering on Magnetar X-Ray Polarization with QED Vacuum Resonance

s-process nucleosynthesis in low-mass AGB stars by the 13^{13}13C(α\alphaα,n)16^{16}16O neutron source

One Hundred Years of Venus Polarimetry: PICSARR Observations of the Phase Curves

Hydrocarbon complexity and photochemical shielding of prebiotic feedstock molecules in exoplanet atmospheres

A probable inside-out dwarf nova outburst from the period bouncer candidate ASASSN-25dc

Disc accretion onto a binary black hole in a hierarchical triple system as an origin of the most luminous hyper-soft sources

Compression-Driven Kinetic Instabilities in Magnetically Arrested Disks

A reaction-diffusion model for describing the ring/gap structure in disks surrounding individual young stars

Homogenization of the Stetson Photometry with the BEST Database

Local Origin of Hidden Symmetry in Rotating Spacetimes

Pre-Virialized Assembly at Cosmic Dawn: The Dynamics and Extreme Ionization of Compact Group CGG-z7 at $z\sim7.04$

s-process nucleosynthesis in low-mass AGB stars by the $^{13}$ C( $\alpha$ ,n) $^{16}$ O neutron source