Eiichiro Komatsu

61.2k total citations · 9 hit papers
146 papers, 20.1k citations indexed

About

Eiichiro Komatsu is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Instrumentation. According to data from OpenAlex, Eiichiro Komatsu has authored 146 papers receiving a total of 20.1k indexed citations (citations by other indexed papers that have themselves been cited), including 141 papers in Astronomy and Astrophysics, 82 papers in Nuclear and High Energy Physics and 16 papers in Instrumentation. Recurrent topics in Eiichiro Komatsu's work include Cosmology and Gravitation Theories (108 papers), Galaxies: Formation, Evolution, Phenomena (91 papers) and Dark Matter and Cosmic Phenomena (47 papers). Eiichiro Komatsu is often cited by papers focused on Cosmology and Gravitation Theories (108 papers), Galaxies: Formation, Evolution, Phenomena (91 papers) and Dark Matter and Cosmic Phenomena (47 papers). Eiichiro Komatsu collaborates with scholars based in Japan, United States and Germany. Eiichiro Komatsu's co-authors include David N. Spergel, G. Hinshaw, N. Jarosik, M. Halpern, Edward J. Wollack, C. L. Bennett, A. Kogut, Lyman A. Page, E. L. Wright and S. S. Meyer and has published in prestigious journals such as Physical Review Letters, The Astrophysical Journal and Physics Reports.

In The Last Decade

Eiichiro Komatsu

143 papers receiving 19.6k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

First‐Year Wilkinson Microwave Anisotropy Probe ( WMAP ) Observations: Determination of Cosmological Parameters

2003 7.0k citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
FIVE-YEARWILKINSON MICROWAVE ANISOTROPY PROBEOBSERVATIONS: COSMOLOGICAL INTERPRETATION

2009 3.5k citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
FIVE-YEARWILKINSON MICROWAVE ANISOTROPY PROBEOBSERVATIONS: LIKELIHOODS AND PARAMETERS FROM THEWMAPDATA

2009 970 citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
First‐Year Wilkinson Microwave Anisotropy Probe ( WMAP ) Observations: Implications For Inflation

2003 753 citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
Non-Gaussianity from inflation: theory and observations

2004 718 citations Eiichiro Komatsu et al. profile →
Acoustic signatures in the primary microwave background bispectrum

2001 665 citations Eiichiro Komatsu et al. profile →
First‐Year Wilkinson Microwave Anisotropy Probe ( WMAP ) Observations: The Angular Power Spectrum

2003 538 citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
First‐Year Wilkinson Microwave Anisotropy Probe ( WMAP ) Observations: Tests of Gaussianity

2003 430 citations Eiichiro Komatsu, Edward J. Wollack et al. profile →
New Extraction of the Cosmic Birefringence from the Planck 2018 Polarization Data

2020 166 citations Eiichiro Komatsu et al. Physical Review Letters profile →

Peers

Eiichiro Komatsu

NHEP

INSTR

SNP

OCEAN

G. Hinshaw United States

Matías Zaldarriaga United States

A. Kogut United States

Wayne Hu United States

Edward J. Wollack United States

Licia Verde Spain

M. Halpern Canada

Lyman A. Page United States

M. Limon United States

Adam G. Riess United States

G. Hinshaw United States

Eiichiro Komatsu

19.6k ×1.0

12.8k ×1.0

NHEP

1.7k ×1.0

INSTR

1.4k ×1.1

SNP

1.1k ×1.0

OCEAN

Citations per year, relative to Eiichiro Komatsu Eiichiro Komatsu (= 1×) peers G. Hinshaw

Countries citing papers authored by Eiichiro Komatsu

Since Specialization

Citations

This map shows the geographic impact of Eiichiro Komatsu's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Eiichiro Komatsu with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Eiichiro Komatsu more than expected).

Fields of papers citing papers by Eiichiro Komatsu

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Eiichiro Komatsu. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Eiichiro Komatsu. The network helps show where Eiichiro Komatsu may publish in the future.

Co-authorship network of co-authors of Eiichiro Komatsu

This figure shows the co-authorship network connecting the top 25 collaborators of Eiichiro Komatsu. A scholar is included among the top collaborators of Eiichiro Komatsu based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Eiichiro Komatsu. Eiichiro Komatsu is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Jamieson, Drew, et al.. (2025). Primordial power spectrum and bispectrum from lattice simulations of axion-U(1) inflation. Physical review. D. 112(10). 2 indexed citations

Komatsu, Eiichiro, et al.. (2024). Impact of half-wave plate systematics on the measurement of CMB B-mode polarization. Journal of Cosmology and Astroparticle Physics. 2024(5). 18–18. 3 indexed citations

Jamieson, Drew, Eiichiro Komatsu, Sownak Bose, et al.. (2024). Statistics of thermal gas pressure as a probe of cosmology and galaxy formation. Physical review. D. 109(6). 3 indexed citations

Jamieson, Drew, et al.. (2024). Parity-odd power spectra: concise statistics for cosmological parity violation. Monthly Notices of the Royal Astronomical Society. 533(3). 2582–2598. 10 indexed citations

Kitayama, Tetsu, Shutaro Ueda, N. Okabe, et al.. (2023). Galaxy clusters at z ∼ 1 imaged by ALMA with the Sunyaev–Zel’dovich effect. Publications of the Astronomical Society of Japan. 75(2). 311–337. 3 indexed citations

Komatsu, Eiichiro, et al.. (2023). Lattice simulations of axion-U(1) inflation. Physical review. D. 108(4). 46 indexed citations

Eskilt, Johannes R., et al.. (2023). Constraints on Early Dark Energy from Isotropic Cosmic Birefringence. Physical Review Letters. 131(12). 121001–121001. 34 indexed citations

Bowman, W. Paul, Robin Ciardullo, Max Grönke, et al.. (2022). Lyα Halos around [O iii]-selected Galaxies in HETDEX. The Astrophysical Journal Letters. 934(2). L26–L26. 13 indexed citations

Campeti, P. & Eiichiro Komatsu. (2022). New Constraint on the Tensor-to-scalar Ratio from the Planck and BICEP/Keck Array Data Using the Profile Likelihood. The Astrophysical Journal. 941(2). 110–110. 32 indexed citations

10.

Komatsu, Eiichiro, et al.. (2022). Lattice simulations of Abelian gauge fields coupled to axions during inflation. Physical review. D. 105(12). 20 indexed citations

11.

Farrow, Daniel J., Ariel G. Sánchez, Robin Ciardullo, et al.. (2021). Correcting correlation functions for redshift-dependent interloper contamination. Monthly Notices of the Royal Astronomical Society. 507(3). 3187–3206. 12 indexed citations

12.

Chen, Geoff C.-F., C. D. Fassnacht, S. H. Suyu, et al.. (2021). TDCOSMO. Astronomy and Astrophysics. 652. A7–A7. 14 indexed citations

13.

Chiang, Yi-Kuan, Ryu Makiya, Brice Ménard, & Eiichiro Komatsu. (2020). The Cosmic Thermal History Probed by Sunyaev–Zeldovich Effect Tomography. The Astrophysical Journal. 902(1). 56–56. 32 indexed citations

14.

Taubenberger, S., S. H. Suyu, Eiichiro Komatsu, et al.. (2019). The Hubble constant determined through an inverse distance ladder including quasar time delays and Type Ia supernovae. Springer Link (Chiba Institute of Technology). 43 indexed citations

15.

Ueda, Shutaro, Tetsu Kitayama, Masamune Oguri, et al.. (2018). A Cool Core Disturbed: Observational Evidence for the Coexistence of Subsonic Sloshing Gas and Stripped Shock-heated Gas around the Core of RX J1347.5–1145. The Astrophysical Journal. 866(1). 48–48. 15 indexed citations

16.

Kitayama, Tetsu, Shutaro Ueda, Shigehisa Takakuwa, et al.. (2016). The Sunyaev-Zel'dovich effect at 5 '': RX J1347.5-1145 imaged by ALMA. MPG.PuRe (Max Planck Society). 22 indexed citations

17.

Fornasa, Mattia, A. Cuoco, Jesús Zavala, et al.. (2016). Angular power spectrum of the diffuse gamma-ray emission as measured by the Fermi Large Area Telescope and constraints on its dark matter interpretation. Physical review. D. 94(12). 40 indexed citations

18.

Hill, Gary J., Karl Gebhardt, Niv Drory, et al.. (2012). HETDEX: Overview of the Hobby-Eberly Telescope Dark Energy Experiment and Instrumentation. AAS. 219. 2 indexed citations

19.

Sugiyama, Naonori S., Eiichiro Komatsu, & Toshifumi Futamase. (2011). Non-Gaussianity Consistency Relation for Multifield Inflation. Physical Review Letters. 106(25). 251301–251301. 30 indexed citations

20.

Melnick, Gary J., Volker Bromm, G. G. Fazio, et al.. (2009). The Cosmic Inflation Probe (CIP) - Updated. 213. 1 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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