{"id":48,"date":"2020-04-10T09:04:09","date_gmt":"2020-04-10T01:04:09","guid":{"rendered":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/?page_id=48"},"modified":"2023-12-08T23:19:34","modified_gmt":"2023-12-08T15:19:34","slug":"research","status":"publish","type":"page","link":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/research\/","title":{"rendered":"Research"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]<\/p>\n<h1>Research<\/h1>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n<h3>Research Interests\u00a0\u00a0\u00a0 \u7814\u7a76\u65b9\u5411<\/h3>\n<p>[\/vc_column_text][vc_column_text]I am a theoretical and computational astrophysicist, working mainly on the cosmic dawn and reionization, and 21 cm cosmology. The epoch of reionization (EOR) is one of the milestones in the evolution of our universe which is currently less understood observationally, and the H I 21 cm line will be the most promising probe with a number of ongoing and upcoming 21 cm experiments in the next decades. My recent research interests focus on four directions as follows.<\/p>\n<ol>\n<li>Numerical Simulations of Reionization<\/li>\n<li>New Probes of Cosmic Reionization and Cosmic Dawn<\/li>\n<li>Towards the Data Analysis of 21 cm Observations<\/li>\n<li>Understanding Neutral Hydrogen Gas in Halos at Low-redshifts<\/li>\n<\/ol>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n<h3>Current Funding and Grants \u00a0\u00a0 \u5728\u7814\u9879\u76ee<\/h3>\n<p>[\/vc_column_text][vc_column_text]\u5b87\u5b99\u518d\u7535\u79bb\u7406\u8bba\u4e0e\u6570\u503c\u6a21\u62df\uff0c\u79d1\u6280\u90e8\u5e73\u65b9\u516c\u91cc\u9635\u5217\u5c04\u7535\u671b\u8fdc\u955c\uff08SKA\uff09\u4e13\u9879\uff0c2020.12-2025.11\uff0c\u9879\u76ee\u8d1f\u8d23\u4eba\u3002<br \/>\nTheories and Numerical Simulations in Cosmic Reionization, MOST Square Kilometre Array Program, 2020.12-2025.11, Project PI.[\/vc_column_text][vc_row_inner][vc_column_inner][vc_column_text]<\/p>\n<h3>Previous Funding and Grants\u00a0 \u00a0 \u7ed3\u9898\u9879\u76ee<\/h3>\n<p>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][vc_column_text]1. \u5b87\u5b99\u9ece\u660e\u7684\u6570\u503c\u548c\u534a\u6570\u503c\u6a21\u62df\u53ca\u5176\u5728\u5b87\u5b9921\u5398\u7c73\u8c31\u7ebf\u4e2d\u7684\u7279\u5f81\u75d5\u8ff9\uff0c\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u56fd\u9645(\u5730\u533a)\u5408\u4f5c\u7814\u7a76\u9879\u76ee(\u4e2d\u56fd-\u4ee5\u8272\u5217), 2017.10 &#8211; 2020.09, \u9879\u76ee\u8d1f\u8d23\u4eba\u3002<br \/>\nNumerical and Semi-numerical Simulations of Cosmic Dawn and its Signatures on Cosmic 21-cm Radiation, NSFC-ISF Joint Scientific Research Program, 2017.10 &#8211; 2020.09, Project PI.<\/p>\n<p>2. \u5229\u7528\u6765\u81ea\u5b87\u5b99\u518d\u7535\u79bb\u65f6\u4ee3\u7684\u7ea2\u79fb21\u5398\u7c73\u8c31\u7ebf\u63a2\u5bfb\u5b87\u5b99\u7b2c\u4e00\u4ee3\u53d1\u5149\u4f53\u7684\u8db3\u8ff9\uff0c\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u9762\u4e0a\u9879\u76ee\uff0c2017.01 &#8211; 2020.12\uff0c\u9879\u76ee\u8d1f\u8d23\u4eba\u3002<br \/>\nSearching for the signature of the first luminous objects using the redshifted 21cm line from the epoch of reionization, NSFC Regular Program, 2017.01 &#8211; 2020.12, Project PI.<\/p>\n<p>3. \u6765\u81ea\u5b87\u5b99\u7b2c\u4e00\u7f15\u66d9\u5149\u7684\u7ea2\u79fb21\u5398\u7c73\u80cc\u666f\u8f90\u5c04\uff1a\u6570\u503c\u6a21\u62df\u4e0e\u7406\u8bba\u6a21\u578b\uff0c\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u5e94\u6025\u7ba1\u7406\u9879\u76ee\uff0c2016.01 &#8211; 2016.12\uff0c\u9879\u76ee\u8d1f\u8d23\u4eba\u3002<br \/>\nThe redshifted 21cm background from the cosmic dawn: numerical simulations and theoretical modeling, NSFC Director\u2019s Discretionary Allocation Program, 2016.01 &#8211; 2016.12, Project PI.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n<h3>Selected Publications<\/h3>\n<p>[\/vc_column_text][vc_column_text](See the full list of publications at <a href=\"https:\/\/ui.adsabs.harvard.edu\/public-libraries\/YNk_SlLTTaCQw9QEpb8pwQ\">this link<\/a>)<\/p>\n<ul>\n<li><a href=\"https:\/\/arxiv.org\/abs\/2311.14940\">Reconstruction of Cosmological Initial Density Field with Observations from the Epoch of Reionization<\/a><br \/>\nMeng Zhou, Yi Mao<br \/>\nThe Astrophysical Journal, 2023, submitted (arXiv: 2311.14940)<\/li>\n<li><a href=\"https:\/\/arxiv.org\/abs\/2310.17602\">Simulation-based Inference of Reionization Parameters from 3D Tomographic 21 cm Light-cone Images &#8212; II: Application of Solid Harmonic Wavelet Scattering Transform<\/a><br \/>\nXiaosheng Zhao, Yi Mao, Shifan Zuo, Benjamin D. Wandelt<br \/>\nThe Astrophysical Journal, 2023, submitted (arXiv: 2310.17602)<\/li>\n<li><a href=\"https:\/\/academic.oup.com\/mnras\/article\/526\/2\/1699\/7271803\">Can diffusion model conditionally generate astrophysical images?<\/a><br \/>\nXiaosheng Zhao, Yuan-Sen Ting, Kangning Diao, Yi Mao<br \/>\nMonthly Notices of the Royal Astronomical Society, 2023, Volume 526, Issue 2, pp.1699-1712<\/li>\n<li><a href=\"https:\/\/arxiv.org\/abs\/2307.10598\">The long-lasting effect of X-ray preheating in the post-reionization intergalactic medium<\/a><br \/>\nPaulo Montero-Camacho, Yao Zhang, Yi Mao<br \/>\nMonthly Notices of the Royal Astronomical Society, 2023, submitted (arXiv:2307.10598)<\/li>\n<li><a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/acb822\">A Semiblind PCA-based Foreground Subtraction Method for 21 cm Intensity Mapping<\/a><br \/>\nShifan Zuo, Xuelei Chen, Yi Mao<br \/>\n<em>The Astrophysical Journal<\/em>, 2023, Volume 945, Number 1, id. 38.<\/li>\n<li><a href=\"https:\/\/arxiv.org\/abs\/2207.10414\">Theoretical Models of the Atomic Hydrogen Content in Dark Matter Halos<\/a><br \/>\nZhixing Li, Hong Guo, Yi Mao<br \/>\n<em>The Astrophysical Journal<\/em>, 2022,\u00a0submitted.<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1093\/mnras\/stad437\">Separating the memory of reionisation from cosmology in the Ly\u03b1 forest power spectrum at the post-reionisation era<\/a><br \/>\nPaulo Montero-Camacho, Yuchen Liu, Yi Mao<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2023, Volume 520, Issue 4, pp. 4853\u20134866.<\/li>\n<li><a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/ac778e\">Implicit Likelihood Inference of Reionization Parameters from the 21 cm Power Spectrum<\/a><br \/>\nXiaosheng Zhao, Yi Mao, Benjamin D. Wandelt<br \/>\n<em>The Astrophysical Journal<\/em>, 2022, Volume 933, Number 2, id.236<\/li>\n<li><a href=\"https:\/\/iopscience.iop.org\/article\/10.1088\/1674-4527\/ac4ca3\">Estimation of H II Bubble Size Distribution from 21 cm Power Spectrum with Artificial Neural Networks<\/a><br \/>\nHayato Shimabukuro, Yi Mao, Jianrong Tan<br \/>\n<em>Research in Astronomy and Astrophysics<\/em>, 2022, Volume 22, id.035027.<\/li>\n<li><a href=\"https:\/\/doi.org\/10.3847\/1538-4357\/ac457d\">Simulation-based Inference of Reionization Parameters from 3D Tomographic 21 cm Light-cone Images<\/a><br \/>\nXiaosheng Zhao, Yi Mao, Cheng Cheng, Benjamin D. Wandelt<br \/>\n<em>The Astrophysical Journal, <\/em>2022, Volume 926, Number 2, id.151.<\/li>\n<li><a href=\"https:\/\/academic.oup.com\/mnras\/article\/508\/1\/1262\/6368863\">Extracting the astrophysics of reionization from the Ly\u03b1 forest power spectrum: a first forecast<\/a><br \/>\nPaulo Montero-Camacho, Yi Mao<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2021, Volume 508, Issue 1, pp.1262-1279<\/li>\n<li><a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/ac09e4\">Linear Polarization of the 21 cm Line from the Epoch of Reionization<\/a><br \/>\nBohua Li, Jianrong Tan, Yi Mao<br \/>\n<em>The Astrophysical Journal<\/em>, 2021, Volume 918, Number 1, id. 14<\/li>\n<li><a href=\"https:\/\/doi.org\/10.3847\/1538-4357\/abda45\">Antisymmetric Cross-correlation between H I and CO Line Intensity Maps as a New Probe of Cosmic Reionization<\/a><br \/>\nMeng Zhou, Jianrong Tan, Yi Mao<br \/>\n<em>The Astrophysical Journal<\/em>, 2021, Volume 909, Number 1, id. 51<\/li>\n<li><a href=\"https:\/\/doi.org\/10.3847\/1538-4357\/abcb8a\">The Breakdown Scale of H I Bias Linearity<\/a><br \/>\nZhenyuan Wang, Yangyao Chen, Yi Mao, Houjun Mo, Huiyuan Wang, Hong Guo, Cheng Li, Jian Fu, Yipeng Jing, Jing Wang, Xiaohu Yang, Zheng Zheng<br \/>\n<em>The Astrophysical Journal<\/em>, 2021, Volume 907, Number 1, id. 4 (8 pp.)<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1093\/mnras\/staa2918\">Ly\u03b1 forest power spectrum as an emerging window into the epoch of reionization and cosmic dawn<\/a><br \/>\nPaulo Montero-Camacho, Yi Mao<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2020, Volume 499, Issue 2, p.1640-1651<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1093\/mnras\/stz2986\">The impact of inhomogeneous subgrid clumping on cosmic reionization<\/a><br \/>\nYi Mao, Jun Koda, Paul R. Shapiro, Ilian T. Iliev, Garrelt Mellema, Hyunbae Park, Kyungjin Ahn, Michele Bianco<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2020, Volume 491, Issue 2, p.1600-1621<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1093\/mnras\/stz1472\">Signatures of cosmic reionization on the 21-cm two- and three-point correlation function I: quadratic bias modelling<\/a><br \/>\nKai Hoffmann, Yi Mao, Jiachuan Xu, Houjun Mo, Benjamin D. Wandelt<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2019, Volume 487, Issue 3, p.3050-3068<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1093\/mnras\/stz1619\">Testing the scale-dependent hemispherical asymmetry with the 21-cm power spectrum from the epoch of reionization<\/a><br \/>\nBotao Li, Zhaoting Chen, Yi-Fu Cai, Yi Mao<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, Volume 487, Issue 4, August 2019, p.5564\u20135571<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1103\/PhysRevD.91.083015\">Linear perturbation theory of reionization in position space: Cosmological radiative transfer along the light cone<\/a><br \/>\nYi Mao, Anson D\u2019Aloisio, Benjamin D.Wandelt, Jun Zhang, Paul R. Shapiro<br \/>\n<em>Physical Review D, <\/em>2015, Volume 91, Issue 8, id.083015<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1088\/1475-7516\/2014\/06\/011\">Cosmologically probing ultra-light particle dark matter using 21 cm signals<\/a><br \/>\nKenji Kadota, Yi Mao, Kiyomoto Ichiki, Joseph Silk<br \/>\n<em>Journal of Cosmology and Astroparticle Physics<\/em>, 2014, Issue 06, article id. 011<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1103\/PhysRevD.88.081303\">Primordial non-Gaussianity estimation using 21 cm tomography from the epoch of reionization<\/a><br \/>\nYi Mao, Anson D\u2019Aloisio, Jun Zhang, Paul R. Shapiro<br \/>\n<em>Physical Review D<\/em>, 2013, Vol. 88, Issue 8, id. 081303<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1103\/PhysRevLett.110.151301\">Will Nonlinear Peculiar Velocity and Inhomogeneous Reionization Spoil 21 cm Cosmology from the Epoch of Reionization?<\/a><br \/>\nPaul R. Shapiro, Yi Mao, Ilian T. Iliev, Garrelt Mellema, Kanan K. Datta, Kyungjin Ahn, Jun Koda<br \/>\n<em>Physical Review Letters<\/em>, 2013, Vol. 110, Issue 15, id. 151301<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1111\/j.1365-2966.2012.20471.x\">Redshift-space distortion of the 21-cm background from the epoch of reionization &#8211; I. Methodology re-examined<\/a><br \/>\nYi Mao, Paul R. Shapiro, Garrelt Mellema, Ilian T. Iliev, Jun Koda, Kyungjin Ahn<br \/>\n<em>Monthly Notices of the Royal Astronomical Society<\/em>, 2012, Volume 422, Issue 2, pp. 926-954<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1103\/PhysRevD.78.023529\">How accurately can 21cm tomography constrain cosmology?<\/a><br \/>\nYi Mao, Max Tegmark, Matthew McQuinn, Matias Zaldarriaga, Oliver Zahn<br \/>\n<em>Physical Review D<\/em>, 2008, Vol. 78, Issue 2, id. 023529<\/li>\n<li><a href=\"https:\/\/doi.org\/10.1103\/PhysRevD.76.104029\">Constraining torsion with Gravity Probe B<\/a><br \/>\nYi Mao, Max Tegmark, Alan H. Guth, Serkan Cabi<br \/>\n<em>Physical Review D<\/em>, 2007, Vol. 76, Issue 10, id. 104029<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text] Research [\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text] Research Interests\u00a0\u00a0\u00a0 \u7814\u7a76\u65b9\u5411 [\/vc_column_text][vc_column_text]I am a theoretical and computational astrophysicist, working mainly on the cosmic dawn and&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/pages\/48"}],"collection":[{"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/comments?post=48"}],"version-history":[{"count":52,"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/pages\/48\/revisions"}],"predecessor-version":[{"id":480,"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/pages\/48\/revisions\/480"}],"wp:attachment":[{"href":"https:\/\/i.astro.tsinghua.edu.cn\/~ymao\/wp-json\/wp\/v2\/media?parent=48"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}