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P. Sommers

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 83 2752 2618 1356 1263 412 29723

P. Sommers publications per year

The chart shows the history of publications by P. Sommers between 1972 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. P. Sommers published across 50 years, from 1972 to 2021, averaging 7 papers a year. Output peaked at 46 publications in 2021. 62 of the 350 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1972 to 2021. Vertical axis: number of publications, 0 to 46. Peak 46 publications in 2021. 1972: 1 publication 1973: 3 publications 1974: 0 publications 1975: 1 publication 1976: 2 publications 1977: 1 publication 1978: 1 publication 1979: 1 publication 1980: 0 publications 1981: 2 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 4 publications 1986: 0 publications 1987: 2 publications 1988: 0 publications 1989: 2 publications 1990: 6 publications 1991: 9 publications 1992: 6 publications 1993: 15 publications 1994: 3 publications 1995: 11 publications 1996: 4 publications 1997: 17 publications 1998: 4 publications 1999: 3 publications 2000: 5 publications 2001: 17 publications 2002: 0 publications 2003: 8 publications 2004: 4 publications 2005: 3 publications 2006: 2 publications 2007: 7 publications 2008: 5 publications 2009: 14 publications 2010: 7 publications 2011: 13 publications 2012: 16 publications 2013: 12 publications 2014: 11 publications 2015: 15 publications 2016: 16 publications 2017: 16 publications 2018: 8 publications 2019: 11 publications 2020: 16 publications 2021: 46 publications
1972 2021

350 publications in total across all disciplines

View publications per year as a table
P. Sommers: publications per year, 1972 to 2021
Year Publications
1972 1
1973 3
1974 0
1975 1
1976 2
1977 1
1978 1
1979 1
1980 0
1981 2
1982 0
1983 0
1984 0
1985 4
1986 0
1987 2
1988 0
1989 2
1990 6
1991 9
1992 6
1993 15
1994 3
1995 11
1996 4
1997 17
1998 4
1999 3
2000 5
2001 17
2002 0
2003 8
2004 4
2005 3
2006 2
2007 7
2008 5
2009 14
2010 7
2011 13
2012 16
2013 12
2014 11
2015 15
2016 16
2017 16
2018 8
2019 11
2020 16
2021 46
Total 350
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P. Sommers 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 P. Sommers 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, 403–422 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: 412 publications — 40th percentile

40% 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
403–422 145 412
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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P. Sommers 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 P. Sommers 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, 82–83 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: 83 D-Index — 26th percentile

26% 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 83
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

  • 2007 - Fellow of American Physical Society (APS) Citation For his significant contributions to experimental cosmic ray physics, for his major part in designing and building the Pierre Auger Cosmic Ray Observatory, and his leadership role in using it to obtain novel and important insights into the nature and properties of the highest energy cosmic rays

Overview

P. Sommers is affiliated with Pennsylvania State University in the United States. Their work is connected to experimental cosmic ray physics, involving the design and construction of significant research facilities.

In 2007, they were recognized as a Fellow of the American Physical Society (APS). The citation highlighted their significant contributions to experimental cosmic ray physics, a major role in developing the Pierre Auger Cosmic Ray Observatory, and leadership in obtaining novel insights into the nature and properties of the highest energy cosmic rays.

Best Publications

  • Correlation of the highest-energy cosmic rays with nearby extragalactic objects.

    J. Abraham;P. Abreu;M. Aglietta

  • Properties and performance of the prototype instrument for the Pierre Auger Observatory

    J. Abraham;M. Aglietta;I. C. Aguirre;M. Albrow

  • Observation of the suppression of the flux of cosmic rays above 4x10(19) eV

    J. Abraham;P. Abreu;M. Aglietta;C. Aguirre

  • Evidence for correlated changes in the spectrum and composition of cosmic rays at extremely high energies.

    D. J. Bird;S. C. Corbató;H. Y. Dai;B. R. Dawson

  • Detection of a Cosmic Ray with Measured Energy Well beyond the Expected Spectral Cutoff due to Cosmic Microwave Radiation

    D. J. Bird;S. C. Corbato;H. Y. Dai;J. W. Elbert

  • The Cosmic ray energy spectrum observed by the Fly's Eye

    D. J. Bird;S. C. Corbato;H. Y. Dai;B. R. Dawson

  • The Pierre Auger Cosmic Ray Observatory

    A. Aab;P. Abreu;M. Aglietta;M. Aglietta;E. J. Ahn

  • Measurement of the energy spectrum of cosmic rays above 10(18) eV using the Pierre Auger Observatory

    J. Abraham;P. Abreu;M. Aglietta;E. J. Ahn

  • Measurement of the Depth of Maximum of Extensive Air Showers above 10(18) eV

    J. Abraham;P. Abreu;M. Aglietta;D. Allard

  • High-energy neutrinos from active galactic nuclei.

    F. W. Stecker;C. Done;M. H. Salamon;P. Sommers

  • The Fluorescence Detector of the Pierre Auger Observatory

    J. Abraham;P. Abreu;M. Aglietta;C. Aguirre

  • Correlation of the highest-energy cosmic rays with the positions of nearby active galactic nuclei

    J. Abraham;P. Abreu;M. Aglietta;M. Aglietta;C. Aguirre

  • The Pierre Auger Collaboration

    M Will;L Wiencke;B WilczyÅska;H WilczyÅski

  • Depth of maximum of air-shower profiles at the Pierre Auger Observatory. I. Measurements at energies above 10(17.8) eV

    A. Aab;P. Abreu;P. Abreu;M. Aglietta;M. Aglietta;E.J. Ahn

  • Update on the correlation of the highest energy cosmic rays with nearby extragalactic matter

    P. Abreu;M. Aglietta;E. J. Ahn;D. Allard

  • Observation of a large-scale anisotropy in the arrival directions of cosmic rays above 8 × 1018 eV

    A. Aab;P. Abreu;M. Aglietta

  • Depth of maximum of air-shower profiles at the Pierre Auger Observatory. II. Composition implications

    A. Aab;P. Abreu;M. Aglietta;E. J. Ahn

  • Measurement of the proton-air cross section at √s=57 TeV with the Pierre Auger Observatory.

    P. Abreu;M. Aglietta;E. J. Ahn;I. F. M. Albuquerque

  • Muons in air showers at the Pierre Auger Observatory: Mean number in highly inclined events

    A. Aab;P. Abreu;M. Aglietta;E. J. Ahn

  • Upper limit on the cosmic-ray photon flux above 10**19-eV using the surface detector of the Pierre Auger Observatory

    J. Abraham;P. Abreu;M. Aglietta;C. Aguirre

Frequent Co-Authors

Heino Falcke
Heino Falcke Radboud University
Markus Roth
Markus Roth Technical University of Darmstadt
Sergio Dasso
Sergio Dasso University of Buenos Aires
S. Coutu
S. Coutu Pennsylvania State University
Maria-Teresa Dova
Maria-Teresa Dova National University of La Plata
Luis A. Anchordoqui
Luis A. Anchordoqui City University of New York
H. J. Mathes
H. J. Mathes Karlsruhe Institute of Technology
Marco Giammarchi
Marco Giammarchi University of Milan
K. H. Kampert
K. H. Kampert University of Wuppertal
J. J. Beatty
J. J. Beatty The Ohio State University

External Links

Personal website of P. Sommers

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Best Scientists Citing P. Sommers

Kohta Murase

Kohta Murase

Pennsylvania State University

Publications: 110

Heino Falcke

Heino Falcke

Radboud University

Publications: 107

Francis Halzen

Francis Halzen

University of Wisconsin–Madison

Publications: 104

Subir Sarkar

Subir Sarkar

University of Oxford

Publications: 87

J. J. Beatty

J. J. Beatty

The Ohio State University

Publications: 85

Angela V. Olinto

Angela V. Olinto

University of Chicago

Publications: 84

Todor Stanev

Todor Stanev

University of Delaware

Publications: 78

Andreas Haungs

Andreas Haungs

Karlsruhe Institute of Technology

Publications: 75

Spencer Klein

Spencer Klein

Lawrence Berkeley National Laboratory

Publications: 75

Jörg R. Hörandel

Jörg R. Hörandel

Radboud University

Publications: 73

K. H. Kampert

K. H. Kampert

University of Wuppertal

Publications: 73

Markus Roth

Markus Roth

Technical University of Darmstadt

Publications: 61

Igor Tkachev

Igor Tkachev

Russian Academy of Sciences

Publications: 59

Luis A. Anchordoqui

Luis A. Anchordoqui

City University of New York

Publications: 53

Peter Mészáros

Peter Mészáros

Pennsylvania State University

Publications: 52

T. Huege

T. Huege

Karlsruhe Institute of Technology

Publications: 49

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