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James Liebert

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 109 1197 1132 628 583 469 51967

James Liebert publications per year

The chart shows the history of publications by James Liebert between 1971 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James Liebert published across 55 years, from 1971 to 2025, averaging 8.6 papers a year. Output peaked at 23 publications in 2003. 1 of the 471 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1971 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2003. 1971: 2 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 5 publications 1976: 10 publications 1977: 11 publications 1978: 8 publications 1979: 12 publications 1980: 4 publications 1981: 7 publications 1982: 9 publications 1983: 10 publications 1984: 16 publications 1985: 15 publications 1986: 14 publications 1987: 19 publications 1988: 11 publications 1989: 17 publications 1990: 9 publications 1991: 10 publications 1992: 7 publications 1993: 20 publications 1994: 16 publications 1995: 18 publications 1996: 6 publications 1997: 19 publications 1998: 9 publications 1999: 18 publications 2000: 19 publications 2001: 15 publications 2002: 16 publications 2003: 23 publications 2004: 9 publications 2005: 11 publications 2006: 20 publications 2007: 7 publications 2008: 18 publications 2009: 11 publications 2010: 8 publications 2011: 1 publication 2012: 0 publications 2013: 4 publications 2014: 1 publication 2015: 2 publications 2016: 2 publications 2017: 1 publication 2018: 0 publications 2019: 0 publications 2020: 0 publications 2021: 0 publications 2022: 0 publications 2023: 0 publications 2024: 0 publications 2025: 1 publication
1971 2025

471 publications in total across all disciplines

View publications per year as a table
James Liebert: publications per year, 1971 to 2025
Year Publications
1971 2
1972 0
1973 0
1974 0
1975 5
1976 10
1977 11
1978 8
1979 12
1980 4
1981 7
1982 9
1983 10
1984 16
1985 15
1986 14
1987 19
1988 11
1989 17
1990 9
1991 10
1992 7
1993 20
1994 16
1995 18
1996 6
1997 19
1998 9
1999 18
2000 19
2001 15
2002 16
2003 23
2004 9
2005 11
2006 20
2007 7
2008 18
2009 11
2010 8
2011 1
2012 0
2013 4
2014 1
2015 2
2016 2
2017 1
2018 0
2019 0
2020 0
2021 0
2022 0
2023 0
2024 0
2025 1
Total 471
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James Liebert 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 James Liebert 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, 463–482 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: 469 publications — 51st percentile

51% 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
363–382 156
383–402 134
403–422 145
423–442 147
443–462 131
463–482 131 469
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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James Liebert 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 James Liebert 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, 108–109 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: 109 D-Index — 68th percentile

68% 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
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 90 109
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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Overview

James Liebert is affiliated with the University of Arizona in the United States and conducts research primarily within the fields of Physics and Astronomy. Their work touches upon several subfields, including Astronomy and Astrophysics, Instrumentation, and Computational Mechanics.

The scientist's research interests are reflected in the main topics they address, such as Stellar, planetary, and galactic studies, Astronomy and Astrophysical Research, and Astronomical Observations and Instrumentation.

Liebert has contributed to research published in notable venues including UNC Libraries and Medicine & Science in Sports & Exercise. Their recent papers are:

  • Blue Horizontal-Branch Stars in Old, Metal-rich Stellar Systems (2021, UNC Libraries)
  • Assessment Of Body Roundness Index And Estimated Pulse Wave Velocity Amongst First Responders (2025, Medicine & Science in Sports & Exercise)

Collaboration has been a component of their work, with frequent co-authors including:

  • R. C. Peterson
  • Bruce W. Carney
  • Ben Dorman
  • Elizabeth M. Green
  • V. La Parola

Best Publications

  • The Two Micron All Sky Survey (2MASS)

    M. F. Skrutskie;M. F. Skrutskie;R. M. Cutri;R. Stiening;M. D. Weinberg

  • Dwarfs Cooler Than M: The Definition of Spectral Type L Using Discoveries from the 2-Micron All-Sky Survey (2MASS)

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;Roc M. Cutri

  • The theory of brown dwarfs and extrasolar giant planets

    Adam Burrows;W. B. Hubbard;J. I. Lunine;James Liebert

  • The Palomar-Green Catalog of Ultraviolet-Excess Stellar Objects

    R. F. Green;M. Schmidt;J. Liebert

  • Sixty-seven Additional L Dwarfs Discovered by the Two Micron All Sky Survey (2MASS)

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;John E. Gizis

  • A spectroscopic determination of the mass distribution of DA white dwarfs

    P. Bergeron;Rex A. Saffer;James Liebert

  • 67 Additional L Dwarfs Discovered by the Two Micron All Sky Survey

    J. Davy Kirkpatrick;I. Neill Reid;James Liebert;John E. Gizis

  • Astrometry and photometry for cool dwarfs and brown dwarfs

    Conard C. Dahn;Hugh C. Harris;Frederick J. Vrba;Harry H. Guetter

  • The Formation Rate and Mass and Luminosity Functions of DA White Dwarfs from the Palomar Green Survey

    James Liebert;P. Bergeron;J. B. Holberg

  • Meeting the Cool New Neighbors V: A 2MASS-Selected Sample of Ultracool Dwarfs

    Kelle L. Cruz;I. Neill Reid;James Liebert;J. Davy Kirkpatrick

  • A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4

    Daniel J. Eisenstein;James Liebert;Hugh C. Harris;S. J. Kleinmann

  • An independent method for determining the age of the universe

    D. E. Winget;C. J. Hansen;James Liebert;H. M. van Horn

  • New Neighbors from 2MASS: Activity and Kinematics at the Bottom of the Main Sequence

    John E. Gizis;John E. Gizis;David G. Monet;I. Neill Reid;J. Davy Kirkpatrick

  • X-ray studies of quasars with the Einstein Observatory. II

    G. Zamorani;J.P. Henry;T. Maccacaro;H. Tananbaum

  • The spectra of t dwarfs I: near-infrared data and spectral classification

    Adam J. Burgasser;J. Davy Kirkpatrick;Michael E. Brown;I. Neill Reid

  • A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4

    Daniel J. Eisenstein;Daniel J. Eisenstein;James Liebert;Hugh C. Harris;S. J. Kleinman;S. J. Kleinman

  • Meeting the Cool Neighbors. V. A 2MASS-Selected Sample of Ultracool Dwarfs

    Kelle L. Cruz;Kelle L. Cruz;I. Neill Reid;I. Neill Reid;I. Neill Reid;James Liebert;James Liebert;J. Davy Kirkpatrick

  • Atmospheric parameters of field subdwarf B stars

    Rex A. Saffer;P. Bergeron;D. Koester;James Liebert

  • The Luminosity Function of White Dwarfs

    James Liebert;Conard C. Dahn;David G. Monet

  • A COMPREHENSIVE SPECTROSCOPIC ANALYSIS OF DB WHITE DWARFS

    P. Bergeron;F. Wesemael;Pierre Dufour;A. Beauchamp

Frequent Co-Authors

J. Davy Kirkpatrick
J. Davy Kirkpatrick California Institute of Technology
Adam J. Burgasser
Adam J. Burgasser University of California, San Diego
I. Neill Reid
I. Neill Reid Space Telescope Science Institute
John E. Gizis
John E. Gizis University of Delaware
Kelle L. Cruz
Kelle L. Cruz Hunter College
Adam Burrows
Adam Burrows Princeton University
Donald P. Schneider
Donald P. Schneider Pennsylvania State University
Daniel J. Eisenstein
Daniel J. Eisenstein Harvard University
Scott F. Anderson
Scott F. Anderson University of Washington
Gilles Fontaine
Gilles Fontaine University of Montreal

External Links

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Publications: 184

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Publications: 176

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Detlev Koester

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Publications: 171

Donald P. Schneider

Donald P. Schneider

Pennsylvania State University

Publications: 165

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J. Davy Kirkpatrick

California Institute of Technology

Publications: 164

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Michael C. Liu

University of Hawaii at Manoa

Publications: 162

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M. R. Zapatero Osorio

Spanish National Research Council

Publications: 154

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Spanish National Research Council

Publications: 154

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California Institute of Technology

Publications: 149

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University of Notre Dame

Publications: 144

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