主题图谱 / galaxy astrophysics

galaxy astrophysics

GeneTech 知识引擎共收录 124 篇相关科研实体，横跨 17 个垂直领域。数据来自 OpenAlex、arXiv、Crossref、PubMed、Europe PMC 等公开学术源，全部可溯源到原文。

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代表性文献（按质量分排序，前 60 条）

• Heavy-element paleodetectors for Higgsino dark matter
  2026 · 地外矿物 · Paleodetectors have been proposed as a new approach to direct detection of weakly interacting massive particles (WIMPs), through the search for damage tracks in ancient minerals induced by WIMP-nucleon scattering. Howeve…
• Cradle of Life: From the Formation of Stars to Habitable Worlds with the SKAO
  2026 · 地外科学 · This chapter provides an overview of the different science cases covered by the "Cradle of Life" working group, which aims to leverage the capabilities of the Square Kilometre Array Observatory (SKAO) to trace the physic…
• Formation of extraterrestrial peptides and their derivatives
  2024 · 地外矿物 · The formation of protein precursors, due to the condensation of atomic carbon under the low-temperature conditions of the molecular phases of the interstellar medium, opens alternative pathways for the origin of life. We…
• The Role of Acetylene in the Chemical Evolution of Carbon Complexity
  2024 · 碳中和与 CCUS · Acetylene, among the multitude of organic molecules discovered in space, plays a distinct role in the genesis of organic matter. Characterized by its unique balance of stability and reactivity, acetylene is the simplest …
• In Search of the Biggest Bangs since the Big Bang
  2024 · 生命科学 · Many galaxies contain supermassive black holes (SMBHs), whose formation and history raise many puzzles. Pulsar timing arrays have recently discovered a low-frequency cosmological "hum" of gravitational waves that may be …
• GREX-PLUS Science Book
  2023 · AI 驱动科学发现 · GREX-PLUS (Galaxy Reionization EXplorer and PLanetary Universe Spectrometer) is a mission candidate for a JAXA's strategic L-class mission to be launched in the 2030s. Its primary sciences are two-fold: galaxy formation …
• Meteorite Parent Body Aqueous Alteration Simulations of Interstellar Residue Analogs
  2023 · 地外矿物 · Some families of carbonaceous chondrites are rich in prebiotic organics that may have contributed to the origin of life on Earth and elsewhere. However, the formation and chemical evolution of complex soluble organic mol…
• KMT-2025-BLG-0975Lb and KMT-2025-BLG-1160Lb: Two Uranus-Mass Planets Beyond the Snow Line Discovered by Microlensing
  2026 · AI 安全与对齐 · We present the analysis of two planetary microlensing events, KMT-2025-BLG-0975 and KMT-2025-BLG-1160, discovered during the 2025 Galactic bulge microlensing season through high-cadence survey observations. In both event…
• The Galaxy's Guide to the Tokenizer: A Benchmark for Scientific Foundation Models
  2026 · AI 驱动科学发现 · Tokenization is central to adapting scientific data for transformer-based foundation models, yet its impact on learned representations remains poorly understood. We compare four tokenization strategies, Affine, AIM, JetF…
• Using Scattered Near-Infrared Light to Map Water Ice in Prestellar Cores with SPHEREx
  2026 · 地外矿物 · We present the first coreshine-derived, spatially-resolved maps of the 3 $μ$m H$_2$O ice absorption feature in four prestellar cores, using SPHEREx spectra. Ices are a key component of dense cores in molecular clouds, pl…
• KMT-2025-BLG-0975Lb and KMT-2025-BLG-1160Lb: Two Uranus-Mass Planets Beyond the Snow Line Discovered by Microlensing
  2026 · 脑科学 · We present the analysis of two planetary microlensing events, KMT-2025-BLG-0975 and KMT-2025-BLG-1160, discovered during the 2025 Galactic bulge microlensing season through high-cadence survey observations. In both event…
• Modeling the Effect of C/O Ratio on Complex Carbon Chemistry in Cold Molecular Clouds
  2026 · 碳中和与 CCUS · Elemental abundances, which are often depleted with respect to the solar values, are important input parameters for kinetic models of interstellar chemistry. In particular, the amount of carbon relative to oxygen is know…
• Carbon in J0815+4729: Casting A Shadow of Doubt on the Interpretation of CH Absorption in the Most Primitive Stars
  2026 · 碳中和与 CCUS · We revisit the carbon abundance in the primitive iron-poor star J0815+4729 ([Fe/H] $=$ $-$5.49). J0815+4729 is so carbon-enhanced and oxygen-rich that, in addition to CH and C$_{2}$ molecular lines, weaker neutral atomic…
• Intercepting 3I/ATLAS at Closest Approach to Jupiter with the Juno spacecraft
  2025 · AI 安全与对齐 · The interstellar object 3I/ATLAS is expected to arrive at a distance of $53.56(\pm 0.45)$ million ${\rm km}$ ($0.358\pm 0.003$~au) from Jupiter on March 16, 2026. We show that applying a total thrust $Δ$V of $2.6755 {\rm…
• Four Giant Planets from 2024 KMTNet Microlensing Campaign
  2025 · AI 安全与对齐 · In this work, we present analyses of four newly discovered planetary microlensing events from the 2024 KMTNet survey season: KMT-2024-BLG-0176, KMT-2024-BLG-0349, KMT-2024-BLG-1870, and KMT-2024-BLG-2087. In each case, t…
• Simulating the Stellar Bycatch: Constraining the Prevalence of Extraterrestrial Transmitters within Radio SETI Surveys
  2025 · 地外矿物 · Searches for radio technosignatures place constraints on the prevalence of extraterrestrial transmitters in our Galaxy and beyond. It is important to account for the complete stellar population captured within a radio te…
• Interstellar comet 3I/ATLAS: discovery and physical description
  2025 · 地外矿物 · We describe the physical characteristics of interstellar comet 3I/ATLAS, discovered on 2025 July 1 by the Asteroid Terrestrial-impact Last Alert System. The comet has eccentricity, $e$ $\simeq$ 6.08 and velocity at infin…
• Interstellar Ices as Carriers of Supernova Material to the Early Solar System
  2025 · 地外矿物 · Planetary materials show systematic variations in their nucleosynthetic isotope compositions that resonate with orbital distance. The origin of this pattern remains debated, limiting how these isotopic signatures can be …
• No evidence of intrinsic linear polarization in Nova Vel 2025 (V572 Vel)
  2025 · 地外矿物 · We report on polarimetric observations of V572 Vel (Nova Vel 2025) conducted on June 26th and July 21st, 2025, shortly after its nova eruption was discovered. Our measurements in the I$_C$ band revealed an average linear…
• The 2025 Release of Cloudy
  2025 · 地外矿物 · We present the 2025 release of the spectral synthesis code Cloudy, highlighting significant enhancements to the scope and accuracy of the physics which have been made since the previous release. A major part of this deve…
• NSF-DOE Vera C. Rubin Observatory Observations of Interstellar Comet 3I/ATLAS (C/2025 N1)
  2025 · 地外矿物 · We report on the observation and measurement of astrometry, photometry, morphology, and activityof the interstellar object 3I/ATLAS, also designated C/2025 N1 (ATLAS) with the NSF-DOE Vera C. Rubin Observatory. Comet 3I/…
• Precovery Observations of 3I/ATLAS from TESS Suggests Possible Distant Activity
  2025 · 脑科学 · 3I/ATLAS is the third macroscopic interstellar object detected traversing the Solar System. Since its initial discovery on UT 01 July 2025, hundreds of hours on a range of observational facilities have been dedicated to …
• Intercepting 3I/ATLAS at Closest Approach to Jupiter with the Juno spacecraft
  2025 · 脑科学 · The interstellar object 3I/ATLAS is expected to arrive at a distance of $53.56(\pm 0.45)$ million ${\rm km}$ ($0.358\pm 0.003$~au) from Jupiter on March 16, 2026. We show that applying a total thrust $Δ$V of $2.6755 {\rm…
• Carbon from massive binary-stripped stars over cosmic time: effect of metallicity
  2025 · 碳中和与 CCUS · The origin of carbon in the Universe remains uncertain. At solar metallicity, binary-stripped massive stars -- stars that lost their envelope through stable interaction with a companion -- have been suggested to produce …
• Simulating the Stellar Bycatch: Constraining the Prevalence of Extraterrestrial Transmitters within Radio SETI Surveys
  2025 · 地外科学 · Searches for radio technosignatures place constraints on the prevalence of extraterrestrial transmitters in our Galaxy and beyond. It is important to account for the complete stellar population captured within a radio te…
• The First Remotely Detected Biosignature May Not Be the Most Common: Implications for JWST and HWO
  2026 · 地外科学 · The first detected member of a new astronomical class is often not representative of the underlying population, but instead reflects the selection effects of the observing technique that found it. We apply this idea to t…
• Near-infrared spectroscopy of the LMC recurrent nova LMCN 1968-12a
  2024 · AI 安全与对齐 · We have obtained near-infrared ($0.80-2.45μ$m) spectra of the recurrent nova LMCN 1968-12a on two occasions during its 2024 August eruption. This is the first near-infrared spectroscopy of an extragalactic nova. The init…
• The 2024 release of the ExoMol database: molecular line lists for exoplanet and other hot atmospheres
  2024 · 地外矿物 · The ExoMol database (www.exomol.com) provides molecular data for spectroscopic studies of hot atmospheres. These data are widely used to model atmospheres of exoplanets, cool stars and other astronomical objects, as well…
• Ejected from home: C/1980 E1 (Bowell) and C/2024 L5 (ATLAS)
  2024 · 地外矿物 · Context. Natural interstellar objects do not form isolated in deep space, but escape their natal planetary systems. Early removal from their home star systems via close flybys with still-forming planets could be the domi…
• The 2024 KIDA network for interstellar chemistry
  2024 · 地外矿物 · The study of the chemical composition of the interstellar medium (ISM) requires a strong synergy between laboratory astrophysics, modeling, and observations. In particular, astrochemical models have been developed for de…
• Low temperature formation of pyridine and (iso)quinoline via neutral neutral reactions
  2024 · 地外矿物 · Aromatic molecules represent fundamental building blocks in prebiotic chemistry and are contemplated as vital precursors to DNA and RNA nitrogen bases. However, despite the identification of some 300 molecules in extrate…
• JWST/MIRI detection of a carbon-rich chemistry in a solar nebula analog
  2024 · 碳中和与 CCUS · It has been proposed, and confirmed by multiple observations, that disks around low mass stars display a molecule-rich emission and carbon-rich disk chemistry as compared to their hotter, more massive solar counterparts.…
• Carbon isotope chemistry in protoplanetary disks: Effects of C/O ratios
  2024 · 碳中和与 CCUS · Carbon isotope fractionation of CO has been reported in the disk around TW Hya,where elemental carbon is more abundant than elemental oxygen ([C/O]$_{\rm elem}$> 1). We investigated the effects of the [C/O]$_{\rm elem…
• The Solar Neighborhood LII: M Dwarf Twin Binaries -- Presumed Identical Twins Appear Fraternal in Variability, Rotation, H$α$, and X-rays
  2024 · 数字孪生 · We present an investigation into the rotation and stellar activity of four fully convective M dwarf `twin' wide binaries. Components in each pair have (1) astrometry confirming they are common-proper-motion binaries, (2)…
• The magnetic field in the Flame nebula
  2024 · 数字孪生 · Star formation is essential in galaxy evolution and the cycling of matter. The support of interstellar clouds against gravitational collapse by magnetic (B-) fields has been proposed to explain the low observed star form…
• PRODIGE -- Planet-forming disks in Taurus with NOEMA. I. Overview and first results for 12CO, 13CO, and C18O
  2024 · 生命科学 · We are performing a line survey of 8 planet-forming Class II disks in Taurus with the IRAM NOrthern Extended Millimeter Array (NOEMA), as a part of the MPG-IRAM Observatory Program PRODIGE (PROtostars and DIsks: Global E…
• The First Billion Years, According to JWST
  2024 · 生命科学 · With stunning clarity, JWST has revealed the Universe's first billion years. The scientific community is analyzing a wealth of JWST imaging and spectroscopic data from that era, and is in the process of rewriting the ast…
• The 2024 release of the ExoMol database: molecular line lists for exoplanet and other hot atmospheres
  2024 · 量子计算 · The ExoMol database (www.exomol.com) provides molecular data for spectroscopic studies of hot atmospheres. These data are widely used to model atmospheres of exoplanets, cool stars and other astronomical objects, as well…
• Ejected from home: C/1980 E1 (Bowell) and C/2024 L5 (ATLAS)
  2024 · 量子计算 · Context. Natural interstellar objects do not form isolated in deep space, but escape their natal planetary systems. Early removal from their home star systems via close flybys with still-forming planets could be the domi…
• The NIRSpec Wide GTO Survey
  2024 · 半导体与先进封装 · The Near-infrared Spectrograph (NIRSpec) on the James Webb Space Telescope is uniquely suited to studying galaxies in the distant Universe with its combination of multi-object capabilities and sensitivity over a large ra…
• The physics of solar spectral imaging observations in dm-cm wavelengths and the application on space weather
  2023 · 地外矿物 · Recently, several new solar radio telescopes have been put into operation and provided spectral-imaging observations with much higher resolutions in decimeter (dm) and centimeter (cm) wavelengths. These telescopes includ…
• An Ice Age JWST inventory of dense molecular cloud ices
  2023 · 地外矿物 · Icy grain mantles are the main reservoir of the volatile elements that link chemical processes in dark, interstellar clouds with the formation of planets and composition of their atmospheres. The initial ice composition …
• Peculiar abundances of the cool carbon star HE 1104-0957
  2023 · 碳中和与 CCUS · We present, for the first time, a detailed abundance analysis of the carbon star HE 1104$-$0957 based on high resolution (R${\sim}$ 50\,000) spectra. Our analysis shows that the object is an extremely metal-poor star wit…
• X-ray Cavity Dynamics and their Role in the Gas Precipitation in Planck Sunyaev-Zeldovich (SZ) Selected Clusters
  2023 · 边缘智能 · We study active galactic nucleus (AGN) feedback in nearby (z<0.35) galaxy clusters from the Planck Sunyaev-Zeldovich (SZ) sample using Chandra observations. This nearly unbiased mass-selected sample includes both rela…
• An Interferometric SETI Observation of Kepler-111 b
  2023 · 地外科学 · The application of Very Long Baseline Interferometry (VLBI) to the Search for Extraterrestrial Intelligence (SETI) has been limited to date, despite the technique offering many advantages over traditional single-dish SET…
• AbGradCon 2021: Lessons in Digital Meetings, International Collaboration, and Interdisciplinarity in Astrobiology
  2022 · 地外矿物 · The Astrobiology Graduate Conference (AbGradCon) is an annual conference both organized for and by early career researchers, postdoctoral fellows, and students as a way to train the next generation of astrobiologists and…
• AbGradCon 2021: Lessons in Digital Meetings, International Collaboration, and Interdisciplinarity in Astrobiology
  2022 · 地外科学 · The Astrobiology Graduate Conference (AbGradCon) is an annual conference both organized for and by early career researchers, postdoctoral fellows, and students as a way to train the next generation of astrobiologists and…
• Anharmonic Infrared Spectra of Thermally Excited Pyrene(C$_{16}$H$_{10}$): the combined view of DFT-based GVPT2 with AnharmonicCaOs and approximate DFT molecular dynamics with DemonNano
  2021 · 生物计算 · The study of the Aromatic Infrared Bands (AIBs) in astronomical environments has opened interesting spectroscopic questions on the effect of anharmonicity on the infrared (IR) spectrum of hot polycyclic aromatic hydrocar…
• Anharmonic Infrared Spectra of Thermally Excited Pyrene(C$_{16}$H$_{10}$): the combined view of DFT-based GVPT2 with AnharmonicCaOs and approximate DFT molecular dynamics with DemonNano
  2021 · 生命科学 · The study of the Aromatic Infrared Bands (AIBs) in astronomical environments has opened interesting spectroscopic questions on the effect of anharmonicity on the infrared (IR) spectrum of hot polycyclic aromatic hydrocar…
• Measuring Changes in the Atmospheric Neutrino Rate Over Gigayear Timescales
  2020 · 地外矿物 · Measuring the cosmic ray flux over timescales comparable to the age of the solar system, $\sim 4.5\,$Gyr, could provide a new window on the history of the Earth, the solar system, and even our galaxy. We present a techni…
• JWST's Constraints on the Substellar IMF in NGC 2024
  2026 · AI 安全与对齐 · A recent study has reported the detection of a turnover in the initial mass function (IMF) below 12 Mjup and the possible detection of a minimum mass near 3 Mjup in the heavily embedded cluster NGC 2024 (<1 Myr), whic…
• Exoplanet Detection with Microlensing
  2025 · 地外科学 · Microlensing is the method of exoplanet detection that discovers solar system analog exoplanets. These are planets low in mass located in wide orbits around their host stars. Even though thousands of exoplanets are disco…
• Science-Driven Optimization of the LSST Observing Strategy
  2017 · AI 驱动科学发现 · The Large Synoptic Survey Telescope is designed to provide an unprecedented optical imaging dataset that will support investigations of our Solar System, Galaxy and Universe, across half the sky and over ten years of rep…
• Next Generation Very Large Array Memo No. 6, Science Working Group 1: The Cradle of Life
  2015 · 生命科学 · This paper discusses compelling science cases for a future long-baseline interferometer operating at millimeter and centimeter wavelengths, like the proposed Next Generation Vary Large Array (ngVLA). We report on the act…
• The CDMS view on molecular data needs of Herschel, SOFIA, and ALMA
  2013 · 生物计算 · The catalog section of the Cologne Database for Molecular Spectroscopy, CDMS, contains mostly rotational transition frequencies, with auxiliary information, of molecules observable in space. The frequency lists are gener…
• The CDMS view on molecular data needs of Herschel, SOFIA, and ALMA
  2013 · 生命科学 · The catalog section of the Cologne Database for Molecular Spectroscopy, CDMS, contains mostly rotational transition frequencies, with auxiliary information, of molecules observable in space. The frequency lists are gener…
• Completing the Census of Exoplanets with the Microlensing Planet Finder (MPF)
  2010 · 地外科学 · The MPF mission will provide a statistical census of exoplanets with masses greater than 0.1 Earth-masses and orbital separations ranging from 0.5AU to infinity. This includes analogs to all the Solar System's planets ex…
• Laboratory Astrophysics and the State of Astronomy and Astrophysics
  2009 · AI 驱动科学发现 · Laboratory astrophysics and complementary theoretical calculations are the foundations of astronomy and astrophysics and will remain so into the foreseeable future. The impact of laboratory astrophysics ranges from the s…
• Roles and Needs of Laboratory Astrophysics in NASA's Space and Earth Science Mission
  2009 · AI 驱动科学发现 · Laboratory astrophysics and complementary theoretical calculations are the foundations of astronomy and astrophysics and will remain so into the foreseeable future. The mission enabling impact of laboratory astrophysics …
• Exploring refractory organics in extraterrestrial particles
  2022 · 地外矿物 · The origin of organic compounds detected in meteorites and comets, some of which could serve as precursors of life on Earth, still remains an open question. The aim of the present study is to make one more step in reveal…

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