课题基金 / 基金详情

Collaborative Research: Spectral Synthesis for Broad Absorption Line Quasars - Feedback and Physics for Everyone

Collaborative Research: Spectral Synthesis for Broad Absorption Line Quasars - Feedback and Physics for Everyone
合作研究:宽吸收线类星体的光谱合成 - 每个人的反馈和物理
批准号:
2007023
负责人:
Donald Terndrup
金额:
$14.09万
依托单位:
依托单位国家:
美国
项目类别:
Standard Grant
财政年份:
2020
资助国家:
美国
项目状态:
已结题
起止时间:
2020-08-01 至 2024-07-31

项目摘要

项目成果

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中文摘要
翻译
黑洞存在于大多数大型星系的中心。对星系演化的研究表明,黑洞和星系是共同进化的。这种演化需要黑洞和星系之间的相互作用,例如,从黑洞出来的风可以与星系中的气体相互作用。在这个项目中,一种名为Simbal的新型计算机代码将被用于研究类星体风。辛巴尔使用机器学习技术来分析类星体发出的光。辛巴尔方法将用于研究两个大样本类星体,以测量类星体风的特性,并了解这些风的能量是否足以影响宿主星系的演化。作为该项目的一部分,Simbal代码将准备向公众发布,这样任何人都可以使用它。这项研究将涉及本科生,包括代表性不足的学生。研究人员还将向本科生教授数据分析课程,并将开发工具来评估本学期在数据素养方面取得的进展。大多数大型星系的中心都存在黑洞。对星系演化的研究表明,黑洞和星系是共同进化的。这种演化需要黑洞和星系之间的相互作用,例如,从黑洞出来的风可以与星系中的气体相互作用。在这个项目中,一种名为Simbal的新型计算机代码将被用于研究类星体风。辛巴尔使用机器学习技术来分析在大约10%的类星体光谱中发现的吸收线。辛巴尔方法将被用来研究两个大而互补的类星体样本。将测量风的性质,如风速、风量和风位。首要目标是确定风是如何加速的,以及风的能量是否足以影响宿主星系的演化。作为该项目的一部分,Simbal代码将准备向公众发布,这样任何人都可以使用它。这项研究将涉及本科生,包括代表性不足的学生。调查人员还将向本科生教授数据分析课程,并将在本学期开发工具来评估数据素养方面的成果。这一奖项反映了NSF的法定使命,并通过使用基金会的智力优势和更广泛的影响审查标准进行评估,被认为值得支持。
英文摘要
Black holes exist in the centers of most large galaxies. Studies of galaxy evolution show that black holes and galaxies evolve together. This evolution requires interactions between the black hole and the galaxy, for example, winds emerging from the black hole can interact with the gas in the galaxy. In this project, a novel computer code called SimBAL will be used to study quasar winds. SimBAL uses machine learning techniques to analyze the light emitted by the quasar. The SimBAL method will be used to study two large samples of quasars to measure the properties of quasar winds and to learn whether the winds are energetic enough to influence the evolution of the host galaxy. As part of this project, the SimBAL code will be prepared to be released to the public so that anyone can use it. The research will involve undergraduate students, including under-represented students. The investigators will also teach courses in data analytics to undergraduates and will develop tools to evaluate gains in data literacy during the semester.Black holes exist in the centers of most large galaxies. Studies of galaxy evolution show that black holes and galaxies evolve together. This evolution requires interactions between the black hole and the galaxy, for example, winds emerging from the black hole can interact with the gas in the galaxy. In this project, a novel computer code called SimBAL will be used to study quasar winds. SimBAL uses machine learning techniques to analyze the absorption lines found in about 10% of quasar spectra. The SimBAL method will be used to study two large and complementary samples of quasars. The properties of the winds, such as the velocity, the amount, and the location of the winds will be measured. The overarching goals are to determine how the winds are accelerated, and whether the winds are energetic enough to influence the evolution of the host galaxy. As part of this project, the SimBAL code will be prepared to be released to the public so that anyone can use it. The research will involve undergraduate students, including under-represented students. The investigators will also teach courses in data analytics to undergraduates and will develop tools to evaluate gains in data literacy during the semester.This award reflects NSF's statutory mission and has been deemed worthy of support through evaluation using the Foundation's intellectual merit and broader impacts review criteria.
期刊论文(2)
专著(0)
科研奖励(0)
会议论文
DOI: 10.3847/1538-4357/ab6f72
发表时间: 2020-03-01
期刊: ASTROPHYSICAL JOURNAL
影响因子: 4.9
作者: [Choi, Hyunseop, Leighly, Karen M., Richards, Gordon T.]
通讯作者: Richards, Gordon T.
DOI: 10.3847/1538-4357/acd3ed
发表时间: 2023
期刊: The Astrophysical Journal
影响因子: --
作者: [Lebowitz, Sophie, Emonts, Bjorn, Terndrup, Donald M., Burchett, Joseph N., Prochaska, J. Xavier, Drouart, Guillaume, Villar-Martín, Montserrat, Lehnert, Matthew, De Breuck, Carlos, Vernet, Joël]
通讯作者: Vernet, Joël
Stellar Rotation and the Chronology of the Galaxy
  • 批准号:
    1411685
  • 项目类别:
    Continuing Grant
  • 资助金额:
    $50.58万
  • 财政年份:
    2014
  • 负责人:
    Donald Terndrup
  • 依托单位:
Stellar Rotation, Mixing, and the Chronology of the Galaxy
Collaborative Research: Fundamental Properties of Local Subdwarfs
Collaborative Project: A Comprehensive Survey of Hot Stars in the Galactic Bulge
国内基金
海外基金
Research on Quantum Field Theory without a Lagrangian Description
  • 批准号:
    24ZR1403900
  • 项目类别:
    省市级项目
  • 资助金额:
    --
  • 批准年份:
    2024
  • 负责人:
    SATOSHI NAWATA
  • 依托单位:
Cell Research
Cell Research
Cell Research (细胞研究)