基本信息

徐怡冬  女  博导  中国科学院国家天文台
电子邮件: xuyd@nao.cas.cn
通信地址: 北京市大屯路甲20号中科院国家天文台 A442
邮政编码: 100101

研究领域

宇宙学,宇宙黎明与氢的再电离
超长波天文学
宇宙大尺度结构的射电观测


招生信息

硕士/博士生 2名

招生专业
070401-天体物理
招生方向
宇宙学,宇宙黎明与再电离
21厘米宇宙学
低频射电天文学

教育背景

2006-09--2011-07   北京大学   博士
2002-09--2006-07   北京大学   本科
学历
研究生

学位
2011年 北京大学天文系 天体物理学博士

工作经历

   
工作简历
2024-01~现在, 中国科学院国家天文台, 研究员
2015-05~2023-12,中国科学院国家天文台, 副研究员
2014-10~2015-04,中国科学院国家天文台, 助理研究员
2011-07~2014-09,中国科学院国家天文台, 博士后

出版信息

   
发表论文
(1) Velocity Acoustic Oscillations on Cosmic Dawn 21 cm Power Spectrum as a Probe of Small-scale Density Fluctuations, ASTROPHYSICAL JOURNAL, 2024, 第 6 作者
(2) The 21-cm forest as a simultaneous probe of dark matter and cosmic heating history, NATURE ASTRONOMY, 2023, 第 2 作者  通讯作者
(3) 同时揭秘暗物质与第一代星系性质的21厘米森林探针, The 21-cm forest capable of simultaneously unveiling properties of dark matter and the first galaxies, 科学通报, 2023, 第 1 作者
(4) Cosmic radio background from primordial black holes at cosmic dawn, Physical Review D, 2023, 第 3 作者
(5) 宇宙黑暗时代探路者−鸿蒙计划, 空间科学学报, 2023, 第 3 作者
(6) Reionizing Islands with Inhomogeneous Recombinations, 天文和天体物理学研究, 2023, 第 2 作者  通讯作者
(7) Detections of 21 cm absorption with a blind FAST survey at z ��� 0.09, ASTRONOMY & ASTROPHYSICS, 2023, 第 4 作者
(8) The 21-cm forest can be used to probe both dark matter and the first galaxies, NATURE ASTRONOMY, 2023, 第 1 作者  通讯作者
(9) A New Method of Reconstructing Galactic 3D Structures Using Ultralong-wavelength Radio Observations, ASTROPHYSICAL JOURNAL, 2022, 第 3 作者  通讯作者
(10) Lunar Orbit Measurement of the Cosmic Dawn's 21 cm Global Spectrum, ASTROPHYSICAL JOURNAL, 2022, 第 3 作者  通讯作者
(11) Imaging sensitivity of a linear interferometer array on lunar orbit, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2022, 第 2 作者  通讯作者
(12) Effects of Small-scale Absorption Systems on Neutral Islands during the Late Epoch of Reionization, ASTROPHYSICAL JOURNAL, 2022, 第 2 作者  通讯作者
(13) A new method of reconstructing Galactic three-dimensional structures using ultralong-wavelength radio observations, ASTROPHYSICAL JOURNAL, 2022, 第 3 作者  通讯作者
(14) System Equivalent Flux Density of a Polarimetric Tripole Radio Interferometer, PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC, 2022, 第 3 作者
(15) Discovering the sky at the longest wavelengths with a lunar orbit array, PHILOSOPHICAL TRANSACTIONS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 2021, 第 6 作者
(16) An Ultra-long Wavelength Sky Model with Absorption Effect, ASTROPHYSICAL JOURNAL, 2021, 第 3 作者
(17) Maximum Absorption of the Global 21 cm Spectrum in the Standard Cosmological Model, ASTROPHYSICAL JOURNAL, 2021, 第 1 作者
(18) The Tianlai dish pathfinder array: design, operation, and performance of a prototype transit radio interferometer, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2021, 第 34 作者
(19) Prospects for Constraining Interacting Dark Energy Models with 21 cm Intensity Mapping Experiments, ASTROPHYSICAL JOURNAL, 2021, 第 5 作者  通讯作者
(20) The Tianlai Cylinder Pathfinder array: System functions and basic performance analysis, The Tianlai Cylinder Pathfinder array: System functions and basic performance analysis, SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2020, 第 7 作者
(21) Cosmological parameter measurement and neutral hydrogen 21 cm sky survey with the Square Kilometre Array, SCIENCE CHINA PHYSICS, MECHANICS & ASTRONOMY, 2020, 第 1 作者
(22) SKA与21cm宇宙学, The Square Kilometre Array and 21 cm cosmology, 中国科学:物理学、力学、天文学, 2020, 第 1 作者
(23) Forecast for cosmological parameter estimation with gravitational-wave standard siren observation from the Cosmic Explorer, JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, 2020, 第 3 作者  通讯作者
(24) Cosmology with Phase 1 of the Square Kilometre Array Red Book 2018: Technical specifications and performance forecasts, PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, 2020, 第 44 作者
(25) Forecast for cosmological parameter estimation with gravitational-wave standard siren observation from the Cosmic Explorer, JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS, 2020, 第 3 作者  通讯作者
(26) Discovering the sky at the longest wavelengths with a lunar orbit array, PHILOSOPHICAL TRANSACTIONS. SERIES A, MATHEMATICAL, PHYSICAL, AND ENGINEERING SCIENCES, 2020, 第 6 作者
(27) Can conformal and disformal couplings between dark sectors explain the EDGES 21-cm anomaly?, PHYSICAL REVIEW D, 2019, 第 5 作者
(28) The H I bias during the Epoch of Reionization, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2019, 第 2 作者  通讯作者
(29) Stages of Reionization as Revealed by the Minkowski Functionals, ASTROPHYSICAL JOURNAL, 2019, 第 2 作者  通讯作者
(30) An Imaging Algorithm for a Lunar Orbit Interferometer Array, ASTRONOMICAL JOURNAL, 2018, 第 5 作者
(31) The Global 21cm Absorption from Cosmic Dawn with Inhomogeneous Gas Distribution, ASTROPHYSICAL JOURNAL, 2018, 第 1 作者
(32) Progress in the Construction and Testing of the Tianlai Radio Interferometers, MILLIMETER, SUBMILLIMETER, AND FAR-INFRARED DETECTORS AND INSTRUMENTATION FOR ASTRONOMY IX, 2018, 第 41 作者
(33) The Neutral Islands during the Late Epoch of Reionization, PEERING TOWARDS COSMIC DAWN, 2018, 第 1 作者  通讯作者
(34) Islandfast: a semi-numerical tool for simulating the late epoch of reionization, ASTROPHYSICAL JOURNAL, 2017, 第 1 作者
(35) On the faint-end of the high-z galaxy luminosity function, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2016, 第 3 作者
(36) Precise measurements of inflationary features with 21 cm observations, PHYSICAL REVIEW D, 2016, 第 1 作者
(37) Topology of neutral hydrogen distribution with the Square Kilometer Array, AASKA14, 2015, 第 2 作者
(38) 21cm Forest with the SKA, AASKA14, 2015, 第 4 作者
(39) FORECASTS ON THE DARK ENERGY AND PRIMORDIAL NON-GAUSSIANITY OBSERVATIONS WITH THE TIANLAI CYLINDER ARRAY, ASTROPHYSICAL JOURNAL, 2015, 第 1 作者
(40) TWO-DIMENSIONAL TOPOLOGY OF COSMOLOGICAL REIONIZATION, ASTROPHYSICAL JOURNAL, 2015, 第 3 作者
(41) Cosmology on the Largest Scales with the SKA, PROCEEDINGS OF SCIENCE, 2015, 
(42) AN ANALYTICAL MODEL OF THE LARGE NEUTRAL REGIONS DURING THE LATE STAGE OF REIONIZATION, ASTROPHYSICALJOURNAL, 2014, 第 1 作者
(43) The brief era of direct collapse black hole formation, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2014, 第 4 作者
(44) Semi-numerical simulation of reionization with semi-analytical modeling of galaxy formation, RESEARCH IN ASTRONOMY AND ASTROPHYSICS, 2013, 第 5 作者
(45) Infrared background signatures of the first black holes, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2013, 第 4 作者
(46) The earliest galaxies seen in 21 cm line absorption, MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 2011, 第 1 作者  通讯作者
(47) Searching for the earliest galaxies in the 21cm forest, SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2010, 第 1 作者
(48) THE 21 cm FOREST AS A PROBE OF THE REIONIZATION AND THE TEMPERATURE OF THE INTERGALACTIC MEDIUM, ASTROPHYSICAL JOURNAL, 2009, 第 1 作者

科研活动

   
科研项目
( 1 ) 宇宙黑暗时代与黎明的空间超长波观测研究, 负责人, 国家任务, 2022-12--2027-11
( 2 ) 宇宙再电离理论与数值模拟, 参与, 国家任务, 2020-12--2025-11
( 3 ) 宇宙黎明与再电离的理论与观测限制, 负责人, 国家任务, 2020-01--2023-12
( 4 ) 21cm 宇宙学的大数据处理与分析, 参与, 国家任务, 2020-01--2022-12
( 5 ) 宇宙黎明全天平均射电频谱测量装置, 参与, 中国科学院计划, 2020-01--2022-12
( 6 ) “超长波天文观测阵列背景型号研究”课题之“科学目标深化论证”子课题, 负责人, 中国科学院计划, 2018-01--2020-12
( 7 ) 中性氢的理论和观测研究, 参与, 国家任务, 2017-01--2021-12
( 8 ) 宇宙中性氢巡天观测和数据处理, 参与, 中国科学院计划, 2016-01--2020-12
参与会议
(1)The 21-cm forest as a simultaneous probe of dark matter and cosmic heating history during the cosmic dawn   第六届中国 SKA 科学年度科学研讨会   2023-06-18
(2)Hongmeng project – Discovering the Sky at the Longest Wavelength   2022-10-11
(3)Evolving HI bias in the first billion years   2020-01-20
(4)超长波天文观测阵列的科学与成像模拟   中国天文学会2019年学术年会   徐怡冬,陈学雷,岳斌,施嫄,丛艳平,朱润玉 阎敬业,邓丽,武林,赵飞,周莉   2019-09-07
(5)21厘米宇宙学   宇宙学、粒子物理与天体物理青年学者研讨会   2019-08-26
(6)The Global 21 cm Absorption from Cosmic Dawn with Inhomogeneous Gas Distribution   2019-07-15
(7)SKA cosmology with HI intensity mapping   2019-05-29
(8)Topological Evolution of Hydrogen Reionization   2019-04-08
(9)Inhomogeneous Gas and Global Spectrum   2019-01-23
(10)宇宙黎明的21cm 谱线特征   空间超长波天文学术研讨会   2018-09-14
(11)Precise measurements of inflationary features with 21 cm observations   2018-06-13
(12)Measuring the Dark Energy and Primordial Non­Gaussianity with 21cm Intensity Mapping   2018-06-10
(13)The Neutral Islands during the Late Epoch of Reionization   2018-06-06
(14)Precise Measurements of Inflationary Features with 21 cm Observations   Next-generation Cosmology with Next-generation 21-cm Interferometers   2018-03-07
(15)Modeling the Neutral Islands during the Late Epoch of Reionization   IAUS333: Peering towards Cosmic Dawn   2017-10-02
(16)Brief Focus Group Update on 21cm Forest   SKA CD/EoR Science Team Meeting   2017-09-28
(17)Precise Measurements of Inflationary Features with 21 cm Observations   21 cm Cosmology and SKA Workshop and Tianlai Collaboration Meeting   2017-08-11
(18)Precise Measurements of Inflationary Features with 21 cm Observations   中囯天文学会 2017 年学术年会   2017-08-09
(19)无   SKA CD/EoR Science Team Meeting   2015-10-14
(20)Measuring the Dark Energy and Primordial Non-Gaussianity: Forecasts for the Tianlai Cylinder Array   The 2015 Tianlai Collaboration Meeting and 21cm Cosmology Workshop   2015-09-08
(21)The Island Model for the Late Epoch of Reionization   The Olympian Symposium 2015 – Cosmology and the Epoch of Reionization   2015-05-18
(22)The large neutral regions during the late stage of reionization   中国天文学会2014年学术年会   2014-10-27
(23)An analytical model of the neutral islands during the late stage of reionization   21 cm Cosmology Workshop   2013-07-15
(24)无   COSMO2012   2012-09-10
(25)The 21cm Forest during the Epoch of Reionization   The Epoch of Reionization: Theory – Simulations – Observations   2012-04-23

合作情况

国际SKA宇宙黎明与再电离科学工作组成员

国际SKA宇宙学科学工作组成员

中国SKA宇宙黎明和再电离探测工作组成员

指导学生

已指导学生

施嫄  博士研究生  070401-天体物理  

朱润玉  硕士研究生  070401-天体物理  

现指导学生

徐成亮  博士研究生  070401-天体物理  

张志鹤  博士研究生  070401-天体物理  

李浩然  硕士研究生  070401-天体物理