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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 81 2962 2812 1443 1344 355 20545

Ryan C. Hickox publications per year

The chart shows the history of publications by Ryan C. Hickox between 2000 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ryan C. Hickox published across 27 years, from 2000 to 2026, averaging 15.1 papers a year. Output peaked at 34 publications in 2014. 20 of the 409 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 2000 to 2026. Vertical axis: number of publications, 0 to 34. Peak 34 publications in 2014. 2000: 1 publication 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 3 publications 2005: 2 publications 2006: 8 publications 2007: 7 publications 2008: 8 publications 2009: 15 publications 2010: 12 publications 2011: 17 publications 2012: 31 publications 2013: 28 publications 2014: 34 publications 2015: 28 publications 2016: 26 publications 2017: 23 publications 2018: 23 publications 2019: 22 publications 2020: 18 publications 2021: 15 publications 2022: 16 publications 2023: 24 publications 2024: 28 publications 2025: 16 publications 2026: 4 publications
2000 2026

409 publications in total across all disciplines

View publications per year as a table
Ryan C. Hickox: publications per year, 2000 to 2026
Year Publications
2000 1
2001 0
2002 0
2003 0
2004 3
2005 2
2006 8
2007 7
2008 8
2009 15
2010 12
2011 17
2012 31
2013 28
2014 34
2015 28
2016 26
2017 23
2018 23
2019 22
2020 18
2021 15
2022 16
2023 24
2024 28
2025 16
2026 4
Total 409
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Ryan C. Hickox publication distribution in Physics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Physics in 2026. The highlighted bar marks where Ryan C. Hickox sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 70 bars. Horizontal axis: publications, 103–122 to 1,469+. Vertical axis: number of scientists, 0 to 162. Most scientists, 162, have 323–342 publications. The last bar groups every scientist with 1,469 publications or more. The highlighted bar, 343–362 publications, is where this scientist sits. 103–122 publications: 7 scientists 123–142 publications: 10 scientists 143–162 publications: 31 scientists 163–182 publications: 35 scientists 183–202 publications: 53 scientists 203–222 publications: 81 scientists 223–242 publications: 85 scientists 243–262 publications: 112 scientists 263–282 publications: 114 scientists 283–302 publications: 126 scientists 303–322 publications: 136 scientists 323–342 publications: 162 scientists 343–362 publications: 155 scientists 363–382 publications: 156 scientists 383–402 publications: 134 scientists 403–422 publications: 145 scientists 423–442 publications: 147 scientists 443–462 publications: 131 scientists 463–482 publications: 131 scientists 483–502 publications: 116 scientists 503–522 publications: 106 scientists 523–542 publications: 103 scientists 543–562 publications: 87 scientists 563–582 publications: 84 scientists 583–602 publications: 94 scientists 603–622 publications: 70 scientists 623–642 publications: 76 scientists 643–662 publications: 60 scientists 663–682 publications: 54 scientists 683–702 publications: 60 scientists 703–722 publications: 48 scientists 723–742 publications: 64 scientists 743–762 publications: 48 scientists 763–782 publications: 37 scientists 783–802 publications: 43 scientists 803–822 publications: 34 scientists 823–842 publications: 36 scientists 843–862 publications: 32 scientists 863–882 publications: 32 scientists 883–902 publications: 31 scientists 903–922 publications: 25 scientists 923–942 publications: 15 scientists 943–962 publications: 24 scientists 963–982 publications: 13 scientists 983–1,002 publications: 21 scientists 1,003–1,022 publications: 21 scientists 1,023–1,042 publications: 16 scientists 1,043–1,062 publications: 9 scientists 1,063–1,082 publications: 19 scientists 1,083–1,102 publications: 11 scientists 1,103–1,122 publications: 17 scientists 1,123–1,142 publications: 11 scientists 1,143–1,162 publications: 7 scientists 1,163–1,182 publications: 4 scientists 1,183–1,202 publications: 10 scientists 1,203–1,222 publications: 8 scientists 1,223–1,242 publications: 16 scientists 1,243–1,262 publications: 4 scientists 1,263–1,282 publications: 10 scientists 1,283–1,302 publications: 5 scientists 1,303–1,322 publications: 7 scientists 1,323–1,342 publications: 4 scientists 1,343–1,362 publications: 8 scientists 1,363–1,382 publications: 6 scientists 1,383–1,402 publications: 7 scientists 1,403–1,422 publications: 3 scientists 1,423–1,442 publications: 4 scientists 1,443–1,462 publications: 4 scientists 1,463–1,468 publications: 3 scientists 1,469+ publications: 100 scientists
103–122 publications 1,469+

This scientist: 355 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,469 publications or more.

View publications distribution as a table
Number of Physics scientists by publication count, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
Publications Scientists This scientist
103–122 7
123–142 10
143–162 31
163–182 35
183–202 53
203–222 81
223–242 85
243–262 112
263–282 114
283–302 126
303–322 136
323–342 162
343–362 155 355
363–382 156
383–402 134
403–422 145
423–442 147
443–462 131
463–482 131
483–502 116
503–522 106
523–542 103
543–562 87
563–582 84
583–602 94
603–622 70
623–642 76
643–662 60
663–682 54
683–702 60
703–722 48
723–742 64
743–762 48
763–782 37
783–802 43
803–822 34
823–842 36
843–862 32
863–882 32
883–902 31
903–922 25
923–942 15
943–962 24
963–982 13
983–1,002 21
1,003–1,022 21
1,023–1,042 16
1,043–1,062 9
1,063–1,082 19
1,083–1,102 11
1,103–1,122 17
1,123–1,142 11
1,143–1,162 7
1,163–1,182 4
1,183–1,202 10
1,203–1,222 8
1,223–1,242 16
1,243–1,262 4
1,263–1,282 10
1,283–1,302 5
1,303–1,322 7
1,323–1,342 4
1,343–1,362 8
1,363–1,382 6
1,383–1,402 7
1,403–1,422 3
1,423–1,442 4
1,443–1,462 4
1,463–1,468 3
1,469+ 100
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Ryan C. Hickox D-index placement in Physics in 2026

The chart shows the D-index (discipline H-index) distribution of Physics scientists ranked by Research.com in 2026. The highlighted bar marks where Ryan C. Hickox sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 59 bars. Horizontal axis: D-Index, 70–71 to 185+. Vertical axis: number of scientists, 0 to 167. Most scientists, 167, have 80–81 D-Index. The last bar groups every scientist with 185 D-Index or more. The highlighted bar, 80–81 D-Index, is where this scientist sits. 70–71 D-Index: 76 scientists 72–73 D-Index: 110 scientists 74–75 D-Index: 143 scientists 76–77 D-Index: 153 scientists 78–79 D-Index: 144 scientists 80–81 D-Index: 167 scientists 82–83 D-Index: 167 scientists 84–85 D-Index: 166 scientists 86–87 D-Index: 132 scientists 88–89 D-Index: 155 scientists 90–91 D-Index: 134 scientists 92–93 D-Index: 137 scientists 94–95 D-Index: 102 scientists 96–97 D-Index: 112 scientists 98–99 D-Index: 110 scientists 100–101 D-Index: 116 scientists 102–103 D-Index: 97 scientists 104–105 D-Index: 103 scientists 106–107 D-Index: 87 scientists 108–109 D-Index: 90 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 78 scientists 114–115 D-Index: 75 scientists 116–117 D-Index: 67 scientists 118–119 D-Index: 69 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 59 scientists 124–125 D-Index: 53 scientists 126–127 D-Index: 42 scientists 128–129 D-Index: 41 scientists 130–131 D-Index: 33 scientists 132–133 D-Index: 32 scientists 134–135 D-Index: 45 scientists 136–137 D-Index: 19 scientists 138–139 D-Index: 24 scientists 140–141 D-Index: 28 scientists 142–143 D-Index: 31 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 20 scientists 148–149 D-Index: 12 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 24 scientists 154–155 D-Index: 23 scientists 156–157 D-Index: 15 scientists 158–159 D-Index: 15 scientists 160–161 D-Index: 11 scientists 162–163 D-Index: 17 scientists 164–165 D-Index: 12 scientists 166–167 D-Index: 11 scientists 168–169 D-Index: 9 scientists 170–171 D-Index: 9 scientists 172–173 D-Index: 11 scientists 174–175 D-Index: 4 scientists 176–177 D-Index: 8 scientists 178–179 D-Index: 5 scientists 180–181 D-Index: 3 scientists 182–183 D-Index: 4 scientists 184 D-Index: 4 scientists 185+ D-Index: 99 scientists
70–71 D-Index 185+

This scientist: 81 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 185 D-Index or more.

View D-Index distribution as a table
Number of Physics scientists by D-index, Research.com 2026 ranking edition. Based on 3,678 ranked scientists.
D-Index Scientists This scientist
70–71 76
72–73 110
74–75 143
76–77 153
78–79 144
80–81 167 81
82–83 167
84–85 166
86–87 132
88–89 155
90–91 134
92–93 137
94–95 102
96–97 112
98–99 110
100–101 116
102–103 97
104–105 103
106–107 87
108–109 90
110–111 67
112–113 78
114–115 75
116–117 67
118–119 69
120–121 60
122–123 59
124–125 53
126–127 42
128–129 41
130–131 33
132–133 32
134–135 45
136–137 19
138–139 24
140–141 28
142–143 31
144–145 22
146–147 20
148–149 12
150–151 16
152–153 24
154–155 23
156–157 15
158–159 15
160–161 11
162–163 17
164–165 12
166–167 11
168–169 9
170–171 9
172–173 11
174–175 4
176–177 8
178–179 5
180–181 3
182–183 4
184 4
185+ 99
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Research.com Recognitions

  • 2014 - Fellow of Alfred P. Sloan Foundation

Overview

Ryan C. Hickox is affiliated with Dartmouth College in the United States and has a significant body of research in the fields of Physics and Astronomy. Their work primarily focuses on Astronomy and Astrophysics, with contributions also to Nuclear and High Energy Physics, Instrumentation, Biomedical Engineering, and General Health Professions.

Their research covers multiple main topics, including:

  • Galaxies: Formation, Evolution, Phenomena
  • Astrophysical Phenomena and Observations
  • Astronomy and Astrophysical Research
  • Gamma-ray bursts and supernovae
  • Astrophysics and Cosmic Phenomena
  • Stellar, planetary, and galactic studies
  • Pulsars and Gravitational Waves Research

Recent publications illustrate the range and depth of their scientific contributions. Notable papers include:

  • The bolometric quasar luminosity function at z = 0-7, 2020, published in Monthly Notices of the Royal Astronomical Society
  • X-Ray View of Little Red Dots: Do They Host Supermassive Black Holes?, 2024, in The Astrophysical Journal Letters
  • BASS XXX: Distribution Functions of DR2 Eddington-ratios, Black Hole Masses, and X-ray Luminosities, 2022, in arXiv (Cornell University)
  • Probing the Structure and Evolution of BASS Active Galactic Nuclei through Eddington Ratios, 2022, in The Astrophysical Journal Letters
  • The Clustering of Submillimeter Galaxies Detected with ALMA, 2020, in The Astrophysical Journal

Key frequent coauthors in their research include:

  • D. M. Alexander
  • Grayson C. Petter
  • J. E. Geach
  • Alison L. Coil
  • Kelly E. Whalen

Their work is often published in a select group of scientific venues, demonstrating consistent contributions to these journals and preprint archives:

  • arXiv (Cornell University)
  • The Astrophysical Journal
  • Monthly Notices of the Royal Astronomical Society
  • The Astronomical Journal
  • The Astrophysical Journal Letters

Over their career, Ryan C. Hickox has been recognized as a Fellow of the Alfred P. Sloan Foundation in 2014, a distinction acknowledging their role within the scientific community.

Best Publications

  • What drives the growth of black holes

    David M. Alexander;Ryan C. Hickox;Ryan C. Hickox

  • Active galactic nuclei: what’s in a name?

    P. Padovani;D. M. Alexander;R. J. Assef;B. De Marco

  • Host Galaxies, Clustering, Eddington Ratios, and Evolution of Radio, X-Ray, and Infrared-selected AGNs.

    Ryan C. Hickox;Christine Jones;William R. Forman;Stephen S. Murray

  • Black hole variability and the star formation-AGN connection: Do all star-forming galaxies host an AGN?

    Ryan C. Hickox;James R. Mullaney;David M. Alexander;Chien-Ting J. Chen

  • Low Resolution Spectral Templates For AGNs and Galaxies From 0.03 - 30 microns

    R. J. Assef;C. S. Kochanek;M. Brodwin;R. Cool

  • Defining the intrinsic AGN infrared spectral energy distribution and measuring its contribution to the infrared output of composite galaxies

    J. R. Mullaney;J. R. Mullaney;D. M. Alexander;A. D. Goulding;A. D. Goulding;R. C. Hickox

  • Black Hole Variability and the Star Formation-Active Galactic Nucleus Connection: Do All Star-forming Galaxies Host an Active Galactic Nucleus?

    Ryan C. Hickox;James R. Mullaney;James R. Mullaney;David M. Alexander;Chien-Ting J. Chen

  • Absolute Measurement of the Unresolved Cosmic X-Ray Background in the 0.5-8 keV Band with Chandra

    Ryan C. Hickox;Maxim Markevitch;Maxim Markevitch

  • GOODS-Herschel: The far-infrared view of star formation in AGN host galaxies since z~3

    J. R. Mullaney;M. Pannella;E. Daddi;D. M. Alexander

  • The hidden "AGN main sequence": Evidence for a universal black hole accretion to star formation rate ratio since z~2 producing a M_BH-M* relation

    J. R. Mullaney;E. Daddi;M. Béthermin;D. Elbaz

  • Obscured Active Galactic Nuclei

    Ryan C. Hickox;David M. Alexander

  • LOW-RESOLUTION SPECTRAL TEMPLATES FOR ACTIVE GALACTIC NUCLEI AND GALAXIES FROM 0.03 TO 30 μm

    R. J. Assef;C. S. Kochanek;M. Brodwin;R. Cool

  • Energetic galaxy-wide outflows in high-redshift ultra-luminous infrared galaxies hosting AGN activity

    C. M. Harrison;D. M. Alexander;A. M. Swinbank;Ian Smail

  • GOODS-Herschel: The far-infrared view of star formation in active galactic nucleus host galaxies since z ≈ 3

    J. R. Mullaney;M. Pannella;Emanuele Daddi;D. M. Alexander

  • The evolution of AGN across cosmic time: what is downsizing?

    N. Fanidakis;C. M. Baugh;A. J. Benson;R. G. Bower

  • THE HIDDEN “AGN MAIN SEQUENCE”: EVIDENCE FOR A UNIVERSAL BLACK HOLE ACCRETION TO STAR FORMATION RATE RATIO SINCE z ∼ 2 PRODUCING AN M BH-M * RELATION

    J. R. Mullaney;Emanuele Daddi;M. Béthermin;D. Elbaz

  • The LABOCA survey of the Extended Chandra Deep Field-South: clustering of submillimetre galaxies

    Ryan C. Hickox;Ryan C. Hickox;J. L. Wardlow;J. L. Wardlow;Ian Smail;A. D. Myers

  • No clear submillimetre signature of suppressed star formation amongst X-ray luminous AGNs

    C. M. Harrison;D. M. Alexander;J. R. Mullaney;B. Altieri

  • Energetic galaxy-wide outflows in high-redshift ultraluminous infrared galaxies hosting AGN activity

    C. M. Harrison;D. M. Alexander;A. M. Swinbank;Ian Smail

  • Galaxy pairs in the Sloan Digital Sky Survey – IX. Merger-induced AGN activity as traced by the Wide-field Infrared Survey Explorer

    Shobita Satyapal;Sara L. Ellison;William McAlpine;Ryan C. Hickox

Frequent Co-Authors

Franz E. Bauer
Franz E. Bauer Pontificia Universidad Católica de Chile
David M. Alexander
David M. Alexander Durham University
Daniel Stern
Daniel Stern California Institute of Technology
William R. Forman
William R. Forman Harvard University
Andrea Comastri
Andrea Comastri National Institute for Astrophysics
Fiona A. Harrison
Fiona A. Harrison California Institute of Technology
Poshak Gandhi
Poshak Gandhi University of Southampton
Adam D. Myers
Adam D. Myers University of Wyoming
John Moustakas
John Moustakas Siena College
James E. Geach
James E. Geach University of Hertfordshire

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