Publications

ORCiD: 0000-0002-9217-1696. Google Scholar here. NASA/ADS list is here.

* denotes papers where I was the lead or co-lead.

2026

  1. An Energetic Consistency Test for Feedback-Driven Gas Loss in Milky Way Dwarf Satellites
    Sena A. Matsui, Tsutomu T. Takeuchi, Suchetha Cooray, and Kiyoaki Christopher Omori
    arXiv e-prints, Oct 2026
    ADS DOI arXiv arXiv PDF
  2. Estimating galaxy star formation rates from Murchison Widefield Array radio continuum emission
    Tsutomu T. Takeuchi, Suchetha Cooray, Luca Cortese, O. Ivy Wong, Barbara Catinella, and Shuntaro A. Yoshida
    Publications of the Astronomical Society of Japan, Oct 2026
    ADS DOI arXiv arXiv PDF
  3. Interplay of Compaction, Quenching, and Black Hole Growth in the Most Massive Galaxies since z \raisebox-0.5ex~5: Insights from JWST and Chandra Data
    Novan Saputra Haryana, Masayuki Akiyama,  Abdurro’uf, Suchetha Cooray, Itsna Khoirul Fitriana, Dian P. Triani, Bovornpratch Vijarnwannaluk, Juan Pablo Alfonzo, Irham Taufik Andika, Muhammad Nur Ihsan Effendi, Ibnu Nurul Huda, Takumi Kakimoto, Anton Timur Jaelani, Ronaldo Laishram, Naoki Matsumoto, Abdurrahman Naufal, Lucky Puspitarini, Ryo Albert Sutanto, and Hesti Retno Tri Wulandari
    Astrophysical Journal, Oct 2026
    ADS DOI arXiv arXiv PDF
  4. Galaxy Evolution with Manifold Learning
    Tsutomu T. Takeuchi, Suchetha Cooray, and Ryusei R. Kano
    Entropy, Mar 2026
    ADS DOI
  5. A Path to an All-Sky Survey with Roman
    Jiwon Jesse Han, Anirudh Chiti, Kai-Feng Chen, Keith Bechtol, Andrea Bellini, Robert Benjamin, Adam Bolton, Ana Bonaca, Alex Broughton, Esra Bulbul, Susan Clark, Charlie Conroy, Suchetha Cooray, John Franklin Crenshaw, Tansu Daylan, Arjun Dey, Alex Drlica-Wagner, Tim Eifler, Kareem El-Badry, Richard M. Feder, and 76 more authors
    arXiv e-prints, Feb 2026
    ADS DOI arXiv arXiv PDF

2025

  1. How Does Feedback Affect the Star Formation Histories of Galaxies?
    Kartheik G. Iyer, Tjitske K. Starkenburg, Greg L. Bryan, Rachel S. Somerville, Juan Pablo Alfonzo, Daniel Anglés-Alcázar, Suchetha Cooray, Romeel Davé, Austen Gabrielpillai, Shy Genel, Sultan Hassan, Lars Hernquist, Christian Kragh Jespersen, Christopher C. Lovell, Boon Kiat Oh, Camilla Pacifici, Lucia A. Perez, Laura Sommovigo, Joshua S. Speagle, Sandro Tacchella, and 3 more authors
    Astrophysical Journal, Dec 2025
    ADS DOI arXiv arXiv PDF
  2. ReplicationBench: Can AI Agents Replicate Astrophysics Research Papers?
    Christine Ye, Sihan Yuan, Suchetha Cooray, Steven Dillmann, Ian L. V. Roque, Dalya Baron, Philipp Frank, Sergio Martin-Alvarez, Nolan Koblischke, Frank J Qu, Diyi Yang, Risa Wechsler, and Ioana Ciuca
    arXiv e-prints, Oct 2025
    ADS DOI arXiv arXiv PDF
  3. Insights into the dependence of galaxy properties on the environment with explainable machine learning models
    Shun-ya S. Uchida, Suchetha Cooray, Atsushi J. Nishizawa, Tsutomu T. Takeuchi, and Peter Behroozi
    Monthly Notices of the Royal Astronomical Society, Oct 2025
    ADS DOI arXiv arXiv PDF
  4. sOPTICS: a modified density-based algorithm for identifying galaxy groups/clusters and brightest cluster galaxies
    Hai-Xia Ma, Tsutomu T. Takeuchi, Suchetha Cooray, and Yongda Zhu
    Monthly Notices of the Royal Astronomical Society, Feb 2025
    ADS DOI arXiv arXiv PDF
  5. Understanding the morphological imprints of current and past star formation in galaxies
    Kartheik Iyer, Juan Pablo Alfonzo, Masyuki Akiyama, Greg Bryan, Suchetha Cooray, Eric Ludwig, Lamiya Mowla, Kiyoaki Omori, Camilla Pacifici, Joshua Speagle, and John Wu
    In American Astronomical Society Meeting Abstracts #245, Jan 2025
    ADS

2024

  1. Katachi (形): Decoding the Imprints of Past Star Formation on Present-day Morphology in Galaxies with Interpretable CNNs
    Juan Pablo Alfonzo, Kartheik G. Iyer, Masayuki Akiyama, Greg L. Bryan, Suchetha Cooray, Eric Ludwig, Lamiya Mowla, Kiyoaki C. Omori, Camilla Pacifici, Joshua S. Speagle, and John F. Wu
    Astrophysical Journal, Jun 2024
    ADS DOI arXiv arXiv PDF
  2. High-dimensional Statistical Analysis and Its Application to an ALMA Map of NGC 253
    Tsutomu T. Takeuchi, Kazuyoshi Yata, Kento Egashira, Makoto Aoshima, Aki Ishii, Suchetha Cooray, Kouichiro Nakanishi, Kotaro Kohno, and Kai T. Kono
    Astrophysical Journal Supplement, Apr 2024
    ADS DOI arXiv arXiv PDF

2023

  1. Extracting an Informative Latent Representation of High-Dimensional Galaxy Spectra
    Daiki Iwasaki, Suchetha Cooray, and Tsutomu T. Takeuchi
    arXiv e-prints, Nov 2023
    ADS DOI arXiv arXiv PDF
  2. Characterizing and understanding galaxies with two parameters
    Suchetha Cooray, Tsutomu T. Takeuchi, Daichi Kashino, Shuntaro A. Yoshida, Hai-Xia Ma, and Kai T. Kono
    Monthly Notices of the Royal Astronomical Society, Oct 2023
    ADS DOI arXiv arXiv PDF
  3. Photometric Observations and Period Analysis of an SU UMa-type Dwarf Nova, MASTER OT J004527.52+503213.8
    S. A. Matsui, T. T. Takeuchi, K. T. Kono, and S. Cooray
    Journal of the American Association of Variable Star Observers, Jun 2023
    ADS DOI arXiv arXiv PDF
  4. Wavelets and sparsity for Faraday tomography
    Suchetha Cooray, Tsutomu T. Takeuchi, Shinsuke Ideguchi, Takuya Akahori, Yoshimitsu Miyashita, and Keitaro Takahashi
    Publications of the Astronomical Society of Japan, Feb 2023
    ADS DOI arXiv arXiv PDF

2021

  1. An iterative reconstruction algorithm for Faraday tomography
    Suchetha Cooray, Tsutomu T. Takeuchi, Takuya Akahori, Yoshimitsu Miyashita, Shinsuke Ideguchi, Keitaro Takahashi, and Kiyotomo Ichiki
    Monthly Notices of the Royal Astronomical Society, Jan 2021
    ADS DOI arXiv arXiv PDF

2020

  1. A method for unmasking incomplete astronomical signals: Application to the CO Multi-line Imaging of Nearby Galaxies project
    Suchetha Cooray, Tsutomu T. Takeuchi, Moe Yoda, and Kazuo Sorai
    Publications of the Astronomical Society of Japan, Aug 2020
    ADS DOI arXiv arXiv PDF
  2. A Study on the Baryon Acoustic Oscillation with Topological Data Analysis
    Kai T. Kono, Tsutomu T. Takeuchi, Suchetha Cooray, Atsushi J. Nishizawa, and Koya Murakami
    arXiv e-prints, Jun 2020
    ADS DOI arXiv arXiv PDF

2019

  1. CO multi-line imaging of nearby galaxies (COMING). IV. Overview of the project
    Kazuo Sorai, Nario Kuno, Kazuyuki Muraoka, Yusuke Miyamoto, Hiroyuki Kaneko, Hiroyuki Nakanishi, Naomasa Nakai, Kazuki Yanagitani, Takahiro Tanaka, Yuya Sato, Dragan Salak, Michiko Umei, Kana Morokuma-Matsui, Naoko Matsumoto, Saeko Ueno, Hsi-An Pan, Yuto Noma, Tsutomu T. Takeuchi, Moe Yoda, Mayu Kuroda, and 19 more authors
    Publications of the Astronomical Society of Japan, Dec 2019
    ADS DOI arXiv arXiv PDF