J. X. Prochaska

43.4k total citations · 5 hit papers
435 papers, 18.0k citations indexed

About

J. X. Prochaska is a scholar working on Astronomy and Astrophysics, Instrumentation and Nuclear and High Energy Physics. According to data from OpenAlex, J. X. Prochaska has authored 435 papers receiving a total of 18.0k indexed citations (citations by other indexed papers that have themselves been cited), including 398 papers in Astronomy and Astrophysics, 99 papers in Instrumentation and 72 papers in Nuclear and High Energy Physics. Recurrent topics in J. X. Prochaska's work include Galaxies: Formation, Evolution, Phenomena (274 papers), Gamma-ray bursts and supernovae (155 papers) and Astrophysics and Star Formation Studies (145 papers). J. X. Prochaska is often cited by papers focused on Galaxies: Formation, Evolution, Phenomena (274 papers), Gamma-ray bursts and supernovae (155 papers) and Astrophysics and Star Formation Studies (145 papers). J. X. Prochaska collaborates with scholars based in United States, Germany and Japan. J. X. Prochaska's co-authors include Arthur M. Wolfe, John M. O’Meara, Joseph F. Hennawi, Eric Gawiser, Michele Fumagalli, Hsiao‐Wen Chen, M. T. Murphy, G. Worseck, J. S. Bloom and Jessica K. Werk and has published in prestigious journals such as Nature, Science and Physical Review Letters.

In The Last Decade

J. X. Prochaska

412 papers receiving 17.0k citations

Hit Papers

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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.

Further Evidence for Cosmological Evolution of the Fine Structure Constant

2001 534 citations J. X. Prochaska et al. profile →
DAMPED LYα SYSTEMS

2005 461 citations J. X. Prochaska et al. profile →
UBIQUITOUS OUTFLOWS IN DEEP2 SPECTRA OF STAR-FORMING GALAXIES ATz= 1.4

2009 363 citations Benjamin J. Weiner, J. X. Prochaska et al. The Astrophysical Journal profile →
The Large, Oxygen-Rich Halos of Star-Forming Galaxies Are a Major Reservoir of Galactic Metals

2011 351 citations Jason Tumlinson, Jessica K. Werk et al. profile →
A census of baryons in the Universe from localized fast radio bursts

2020 339 citations Jean‐Pierre Macquart, J. X. Prochaska et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
J. X. Prochaska	17.1k	4.2k	3.9k	742	465	435	18.0k
Eliot Quataert	24.1k 1.4×	6.3k 1.5×	4.7k 1.2×	590 0.8×	340 0.7×	350	25.0k
Douglas P. Finkbeiner	20.0k 1.2×	6.1k 1.5×	6.1k 1.6×	791 1.1×	317 0.7×	94	21.2k
Romain Teyssier	14.1k 0.8×	2.9k 0.7×	4.5k 1.2×	439 0.6×	548 1.2×	228	15.0k
Claude‐André Faucher‐Giguère	14.6k 0.9×	3.2k 0.8×	5.0k 1.3×	325 0.4×	338 0.7×	229	15.3k
David J. Schlegel	19.7k 1.2×	3.4k 0.8×	7.6k 2.0×	597 0.8×	473 1.0×	138	20.4k
Rüdiger Pakmor	22.3k 1.3×	4.7k 1.1×	8.6k 2.2×	539 0.7×	765 1.6×	296	23.5k
Federico Marinacci	19.4k 1.1×	3.5k 0.8×	9.0k 2.3×	593 0.8×	730 1.6×	211	20.4k
Romeel Davé	16.1k 0.9×	3.3k 0.8×	6.7k 1.7×	393 0.5×	580 1.2×	270	16.6k
Thomas Quinn	19.1k 1.1×	4.2k 1.0×	6.2k 1.6×	586 0.8×	1.2k 2.7×	222	20.0k
Henry C. Ferguson	15.7k 0.9×	4.0k 1.0×	6.7k 1.7×	643 0.9×	502 1.1×	243	16.0k

Countries citing papers authored by J. X. Prochaska

Since Specialization

Citations

This map shows the geographic impact of J. X. Prochaska'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 J. X. Prochaska with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites J. X. Prochaska more than expected).

Fields of papers citing papers by J. X. Prochaska

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. X. Prochaska. 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 J. X. Prochaska. The network helps show where J. X. Prochaska may publish in the future.

Co-authorship network of co-authors of J. X. Prochaska

This figure shows the co-authorship network connecting the top 25 collaborators of J. X. Prochaska. A scholar is included among the top collaborators of J. X. Prochaska 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 J. X. Prochaska. J. X. Prochaska is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Neeleman, Marcel, et al.. (2025). A [C ii] 158 μm Survey of Damped Lyα Absorber Galaxies at z ∼ 4: Observations of Dense and Metal-enriched Neutral Gas within the Circumgalactic Medium of Star-forming Galaxies. The Astrophysical Journal. 983(1). 26–26. 1 indexed citations

Gordon, Alexa C., B. W. Stappers, Nicolás Tejos, et al.. (2025). Localization and host galaxy identification of new fast radio bursts with MeerKAT. Monthly Notices of the Royal Astronomical Society. 545(4).

Werk, Jessica K., Benjamin D. Oppenheimer, Kirill Tchernyshyov, et al.. (2024). The COS-Holes Survey: Connecting Galaxy Black Hole Mass with the State of the CGM. The Astrophysical Journal. 970(2). 115–115. 2 indexed citations

Oyarzún, Grecco A., Marc Rafelski, Nissim Kanekar, et al.. (2024). A Survey of Lyα Emission around Damped Lyα Absorbers at z ≈ 2 with the Keck Cosmic Web Imager. The Astrophysical Journal. 962(1). 72–72. 6 indexed citations

Gordon, Alexa C., Wen‐fai Fong, Sunil Simha, et al.. (2024). A Fast Radio Burst in a Compact Galaxy Group at z ∼ 1. The Astrophysical Journal Letters. 963(2). L34–L34. 10 indexed citations

Battaia, Fabrizio Arrigoni, Emanuele Paolo Farina, Allison W. S. Man, et al.. (2024). QSO MUSEUM. Astronomy and Astrophysics. 691. A210–A210. 3 indexed citations

Lehner, Nicolas, J. Christopher Howk, John M. O’Meara, et al.. (2023). The Bimodal Absorption System Imaging Campaign (BASIC). I. A Dual Population of Low-metallicity Absorbers at z < 1. The Astrophysical Journal. 944(1). 101–101. 15 indexed citations

Simha, Sunil, Khee‐Gan Lee, J. X. Prochaska, et al.. (2023). Searching for the Sources of Excess Extragalactic Dispersion of FRBs. The Astrophysical Journal. 954(1). 71–71. 12 indexed citations

Bhandari, Shivani, Alexa C. Gordon, D. R. Scott, et al.. (2023). A Nonrepeating Fast Radio Burst in a Dwarf Host Galaxy. The Astrophysical Journal. 948(1). 67–67. 40 indexed citations

10.

Simha, Sunil, Nicolás Tejos, J. X. Prochaska, et al.. (2021). Estimating the Contribution of Foreground Halos to the FRB 180924 Dispersion Measure. arXiv (Cornell University). 10 indexed citations

11.

Emonts, Bjorn, Zheng Cai, J. X. Prochaska, et al.. (2021). Massive Molecular Outflow and 100 kpc Extended Cold Halo Gas in the Enormous Lyα Nebula of QSO 1228+3128. The Astrophysical Journal Letters. 922(2). L29–L29. 15 indexed citations

12.

Li, Qiong, Ran Wang, H. Dannerbauer, et al.. (2021). Discovery of a Protocluster Core Associated with an Enormous Lya Nebula at z = 2.3. The Astrophysical Journal. 922(2). 236–236. 8 indexed citations

13.

Marnoch, Lachlan, S. D. Ryder, K. W. Bannister, et al.. (2020). A search for supernova-like optical counterparts to ASKAP-localised fast radio bursts. Springer Link (Chiba Institute of Technology). 10 indexed citations

14.

Simha, Sunil, Joseph N. Burchett, J. X. Prochaska, et al.. (2020). Disentangling the Cosmic Web toward FRB 190608. eScholarship (California Digital Library). 29 indexed citations

15.

Prochaska, J. X., Joseph N. Burchett, Todd M. Tripp, et al.. (2019). The COS Absorption Survey of Baryon Harbors: The Galaxy Database and Cross-correlation Analysis of O vi Systems^∗. The Astrophysical Journal Supplement Series. 243(2). 24–24. 20 indexed citations

16.

Mackenzie, Ruari, Michele Fumagalli, Tom Theuns, et al.. (2019). Linking gas and galaxies at high redshift: MUSE surveys the environments of six damped Lyα systems at z ≈ 3. Monthly Notices of the Royal Astronomical Society. 487(4). 5070–5096. 38 indexed citations

17.

Fynbo, J. P. U., P. Møller, K. E. Heintz, et al.. (2019). Gaia-assisted discovery of a detached low-ionisation BAL quasar with very large ejection velocities. Astronomy and Astrophysics. 634. A111–A111. 2 indexed citations

18.

Prochaska, J. X., Jessica K. Werk, G. Worseck, et al.. (2017). The COS-Halos Survey: Metallicities in the Low-redshift Circumgalactic Medium^∗. The Astrophysical Journal. 837(2). 169–169. 195 indexed citations

19.

Prochaska, J. X., Benjamin J. Weiner, Hsiao‐Wen Chen, J. Mulchaey, & Kathy L. Cooksey. (2015). PROBING THE INTERGALACTIC MEDIUM/GALAXY CONNECTION. V. ON THE ORIGIN OF Lyα AND O VI ABSORPTION AT z < 0.2. DSpace@MIT (Massachusetts Institute of Technology). 146 indexed citations

20.

Karman, W., C. Grillo, I. Balestra, et al.. (2015). Highly ionized region surrounding SN Refsdal revealed by MUSE. Springer Link (Chiba Institute of Technology). 10 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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