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Paulo C. C. Freire

Paulo C. C. Freire

Max Planck Society
Germany

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 95 1915 1820 168 161 385 39900

Paulo C. C. Freire publications per year

The chart shows the history of publications by Paulo C. C. Freire between 1999 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Paulo C. C. Freire published across 28 years, from 1999 to 2026, averaging 17.4 papers a year. Output peaked at 36 publications in 2023. 25 of the 486 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1999 to 2026. Vertical axis: number of publications, 0 to 36. Peak 36 publications in 2023. 1999: 2 publications 2000: 5 publications 2001: 4 publications 2002: 3 publications 2003: 6 publications 2004: 13 publications 2005: 26 publications 2006: 17 publications 2007: 6 publications 2008: 15 publications 2009: 16 publications 2010: 22 publications 2011: 26 publications 2012: 19 publications 2013: 26 publications 2014: 22 publications 2015: 15 publications 2016: 21 publications 2017: 20 publications 2018: 17 publications 2019: 16 publications 2020: 24 publications 2021: 22 publications 2022: 30 publications 2023: 36 publications 2024: 32 publications 2025: 24 publications 2026: 1 publication
1999 2026

486 publications in total across all disciplines

View publications per year as a table
Paulo C. C. Freire: publications per year, 1999 to 2026
Year Publications
1999 2
2000 5
2001 4
2002 3
2003 6
2004 13
2005 26
2006 17
2007 6
2008 15
2009 16
2010 22
2011 26
2012 19
2013 26
2014 22
2015 15
2016 21
2017 20
2018 17
2019 16
2020 24
2021 22
2022 30
2023 36
2024 32
2025 24
2026 1
Total 486
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Paulo C. C. Freire 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 Paulo C. C. Freire 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, 383–402 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: 385 publications — 35th percentile

35% 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
383–402 134 385
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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Paulo C. C. Freire 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 Paulo C. C. Freire 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, 94–95 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: 95 D-Index — 49th percentile

49% 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 95
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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Overview

Paulo C. C. Freire is affiliated with the Max Planck Society in Germany and has contributed extensively to the fields of Physics and Astronomy, with a particular focus on subfields such as Astronomy and Astrophysics, Oceanography, Nuclear and High Energy Physics, Geophysics, and Atomic and Molecular Physics, and Optics.

The scientist's research covers a range of main topics including:

  • Pulsars and Gravitational Waves Research
  • Geophysics and Gravity Measurements
  • Gamma-ray bursts and supernovae
  • Stellar, planetary, and galactic studies
  • Radio Astronomy Observations and Technology
  • Astrophysical Phenomena and Observations
  • Astrophysics and Cosmic Phenomena

Freire has published frequently in key scientific journals and venues, which include:

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

Recent papers authored or co-authored by Paulo C. C. Freire highlight contributions to pulsar research and gamma-ray astrophysics. Selected recent publications include:

  • "Strong-Field Gravity Tests with the Double Pulsar," 2021, Physical Review X
  • "The Third Fermi Large Area Telescope Catalog of Gamma-Ray Pulsars," 2023, The Astrophysical Journal
  • "Eight new millisecond pulsars from the first MeerKAT globular cluster census," 2021, Monthly Notices of the Royal Astronomical Society
  • "Pulsar timing for the Fermi gamma-ray space telescope," 2023, OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • "Discovery of a Gamma-Ray Black Widow Pulsar by GPU-accelerated Einstein@Home," 2020, The Astrophysical Journal Letters

Freire frequently collaborates with other researchers in the field. Frequent co-authors include:

  • M. Krämer
  • S. M. Ransom
  • D. J. Champion
  • V. Venkatraman Krishnan
  • A. Ridolfi

Best Publications

  • A massive pulsar in a compact relativistic binary

    John Antoniadis;Paulo C. C. Freire;Norbert Wex;Thomas M. Tauris

  • Testing general relativity with present and future astrophysical observations

    Emanuele Berti;Emanuele Berti;Enrico Barausse;Vitor Cardoso;Vitor Cardoso;Leonardo Gualtieri

  • Masses, Radii, and the Equation of State of Neutron Stars

    Feryal Özel;Paulo Freire

  • Masses, Radii, and Equation of State of Neutron Stars

    Feryal Ozel;Paulo Freire

  • Tests of General Relativity from Timing the Double Pulsar

    M. Kramer;I. H. Stairs;R. N. Manchester;M. A. McLaughlin;M. A. McLaughlin

  • A double-pulsar system: A rare laboratory for relativistic gravity and plasma physics

    A. G. Lyne;M. Burgay;M. Kramer;A. Possenti

  • A radio pulsar spinning at 716 Hz.

    Jason W. T. Hessels;Scott M. Ransom;Ingrid H. Stairs;Paulo C. C. Freire

  • A repeating fast radio burst

    L. G. Spitler;P. Scholz;J. W. T. Hessels;J. W. T. Hessels;S. Bogdanov

  • THE SECOND FERMI LARGE AREA TELESCOPE CATALOG OF GAMMA-RAY PULSARS

    A. A. Abdo;A. A. Abdo;M. Ajello;A. Allafort;L. Baldini

  • The International Pulsar Timing Array project: using pulsars as a gravitational wave detector

    G. Hobbs;A. Archibald;Z. Arzoumanian;D. Backer

  • Swings between rotation and accretion power in a binary millisecond pulsar

    A. Papitto;C. Ferrigno;E. Bozzo;N. Rea

  • Fast Radio Burst Discovered in the Arecibo Pulsar ALFA Survey

    L. G. Spitler;J. M. Cordes;J. W. T. Hessels;D. R. Lorimer

  • The First Fermi Large Area Telescope Catalog of Gamma-ray Pulsars

    A. A. Abdo;A. A. Abdo;Markus Ackermann;Marco Ajello;W. B. Atwood

  • Formation of Double Neutron Star Systems

    T. M. Tauris;T. M. Tauris;M. Kramer;P. C. C. Freire;N. Wex

  • Fast Radio Burst Discovered in the Arecibo Pulsar ALFA Survey

    L. G. Spitler;J. M. Cordes;J. W. T. Hessels;J. W. T. Hessels;D. R. Lorimer

  • The relativistic pulsar-white dwarf binary PSR J1738+0333 - II. The most stringent test of scalar-tensor gravity

    Paulo C. C. Freire;Norbert Wex;Gilles Esposito-Farèse;Joris P. W. Verbiest

  • A strong magnetic field around the supermassive black hole at the centre of the Galaxy

    R. P. Eatough;H. Falcke;H. Falcke;H. Falcke;R. Karuppusamy;K. J. Lee

  • Fermi Large Area Telescope Observations of the Crab Pulsar and Nebula

    A. A. Abdo;A. A. Abdo;M. Ackermann;M. Ajello;W. B. Atwood

  • Limits on the Stochastic Gravitational Wave Background from the North American Nanohertz Observatory for Gravitational Waves

    P. B. Demorest;R. D. Ferdman;M. E. Gonzalez;David J. Nice

  • Twenty-one millisecond pulsars in Terzan 5 using the Green Bank Telescope.

    Scott M. Ransom;Scott M. Ransom;Jason W. T. Hessels;Ingrid H. Stairs;Paulo C. C. Freire

Frequent Co-Authors

Michael Kramer
Michael Kramer Max Planck Institute for Radio Astronomy
Fernando Camilo
Fernando Camilo South African Radio Astronomy Observatory
Scott M. Ransom
Scott M. Ransom National Radio Astronomy Observatory
Maura McLaughlin
Maura McLaughlin West Virginia University
Ingrid H. Stairs
Ingrid H. Stairs University of British Columbia
Jason W. T. Hessels
Jason W. T. Hessels University of Amsterdam
Duncan R. Lorimer
Duncan R. Lorimer West Virginia University
Bruce Allen
Bruce Allen Max Planck Society
Andrew Lyne
Andrew Lyne University of Manchester
Andrea Possenti
Andrea Possenti National Institute for Astrophysics

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Best Scientists Citing Paulo C. C. Freire

Michael Kramer

Michael Kramer

Max Planck Institute for Radio Astronomy

Publications: 405

Jason W. T. Hessels

Jason W. T. Hessels

University of Amsterdam

Publications: 290

Diego F. Torres

Diego F. Torres

Institute of Space Sciences

Publications: 259

Maura McLaughlin

Maura McLaughlin

West Virginia University

Publications: 244

Scott M. Ransom

Scott M. Ransom

National Radio Astronomy Observatory

Publications: 224

Duncan R. Lorimer

Duncan R. Lorimer

West Virginia University

Publications: 180

Ingrid H. Stairs

Ingrid H. Stairs

University of British Columbia

Publications: 172

Matthew Bailes

Matthew Bailes

Swinburne University of Technology

Publications: 160

Alice K. Harding

Alice K. Harding

Langley Research Center

Publications: 137

Craig O. Heinke

Craig O. Heinke

University of Alberta

Publications: 131

Fernando Camilo

Fernando Camilo

South African Radio Astronomy Observatory

Publications: 128

Bing Zhang

Bing Zhang

University of Nevada, Las Vegas

Publications: 116

Nanda Rea

Nanda Rea

Spanish National Research Council

Publications: 116

George Hobbs

George Hobbs

Australia Telescope National Facility

Publications: 116

Paul S. Ray

Paul S. Ray

United States Naval Research Laboratory

Publications: 114

Simon Johnston

Simon Johnston

Australia Telescope National Facility

Publications: 110

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