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Claes Fransson

Claes Fransson

Stockholm University
Sweden

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 97 1839 1750 11 11 357 25105

Claes Fransson publications per year

The chart shows the history of publications by Claes Fransson between 1979 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Claes Fransson published across 47 years, from 1979 to 2025, averaging 8.3 papers a year. Output peaked at 23 publications in 2015. 23 of the 391 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1979 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2015. 1979: 1 publication 1980: 0 publications 1981: 0 publications 1982: 1 publication 1983: 0 publications 1984: 3 publications 1985: 2 publications 1986: 4 publications 1987: 7 publications 1988: 2 publications 1989: 4 publications 1990: 2 publications 1991: 2 publications 1992: 2 publications 1993: 4 publications 1994: 5 publications 1995: 2 publications 1996: 7 publications 1997: 2 publications 1998: 11 publications 1999: 8 publications 2000: 10 publications 2001: 11 publications 2002: 10 publications 2003: 10 publications 2004: 11 publications 2005: 7 publications 2006: 13 publications 2007: 13 publications 2008: 10 publications 2009: 7 publications 2010: 10 publications 2011: 14 publications 2012: 20 publications 2013: 14 publications 2014: 20 publications 2015: 23 publications 2016: 14 publications 2017: 12 publications 2018: 15 publications 2019: 21 publications 2020: 11 publications 2021: 6 publications 2022: 5 publications 2023: 12 publications 2024: 15 publications 2025: 8 publications
1979 2025

391 publications in total across all disciplines

View publications per year as a table
Claes Fransson: publications per year, 1979 to 2025
Year Publications
1979 1
1980 0
1981 0
1982 1
1983 0
1984 3
1985 2
1986 4
1987 7
1988 2
1989 4
1990 2
1991 2
1992 2
1993 4
1994 5
1995 2
1996 7
1997 2
1998 11
1999 8
2000 10
2001 11
2002 10
2003 10
2004 11
2005 7
2006 13
2007 13
2008 10
2009 7
2010 10
2011 14
2012 20
2013 14
2014 20
2015 23
2016 14
2017 12
2018 15
2019 21
2020 11
2021 6
2022 5
2023 12
2024 15
2025 8
Total 391
Download as CSV

Claes Fransson 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 Claes Fransson 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: 357 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
343–362 155 357
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
Download as CSV

Claes Fransson 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 Claes Fransson 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, 96–97 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: 97 D-Index — 52nd percentile

52% 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 97
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
Download as CSV

Overview

Claes Fransson is affiliated with Stockholm University in Sweden and has contributed extensively to the fields of physics and astronomy. Their research primarily focuses on areas including gamma-ray bursts, supernovae, and various astrophysical phenomena.

The scientist's work covers several main fields and subfields:

  • Physics and Astronomy
  • Astronomy and Astrophysics
  • Nuclear and High Energy Physics
  • Instrumentation
  • Radiation
  • Geology

Key research topics addressed by Fransson include:

  • Gamma-ray bursts and supernovae
  • Astrophysics and Cosmic Phenomena
  • Astrophysical Phenomena and Observations
  • Pulsars and Gravitational Waves Research
  • Stellar, planetary, and galactic studies
  • Astro and Planetary Science
  • Astrophysics and Star Formation Studies

Their recent significant publications include:

  • "A WC/WO star exploding within an expanding carbon-oxygen-neon nebula," 2022, published in Nature
  • "The complex circumstellar environment of supernova 2023ixf," 2024, published in Nature
  • "A JWST Survey of the Supernova Remnant Cassiopeia A," 2024, published in The Astrophysical Journal Letters
  • "Emission lines due to ionizing radiation from a compact object in the remnant of Supernova 1987A," 2024, published in Science
  • "1100 days in the life of the supernova 2018ibb," 2023, published in Astronomy and Astrophysics

Frequent co-authors in collaboration with Fransson are:

  • J. Sollerman
  • C. Fremling
  • Josefin Larsson
  • S. Schulze
  • D. A. Perley

The scientist's works are often published in the following venues:

  • arXiv (Cornell University)
  • Astronomy and Astrophysics
  • The Astrophysical Journal
  • Zenodo (CERN European Organization for Nuclear Research)
  • Monthly Notices of the Royal Astronomical Society

Best Publications

  • Design concepts for the Cherenkov Telescope Array CTA: An advanced facility for ground-based high-energy gamma-ray astronomy

    M. Actis;G. Agnetta;F. Aharonian;A. Akhperjanian

  • Introducing the CTA concept

    B. S. Acharya;M. Actis;T. Aghajani;G. Agnetta

  • Emission from circumstellar interaction in normal Type II supernovae

    Roger A. Chevalier;Claes Fransson

  • Circumstellar Emission from Type Ib and Ic Supernovae

    Roger A. Chevalier;Claes Fransson

  • A relativistic type Ibc supernova without a detected gamma-ray burst.

    A. M. Soderberg;S. Chakraborti;G. Pignata;R. A. Chevalier

  • Circumstellar Interaction in SN 1993J

    Claes Fransson;Peter Lundqvist;Roger A. Chevalier

  • Confined dense circumstellar material surrounding a regular type II supernova

    O. Yaron;D. A. Perley;D. A. Perley;A. Gal-Yam;J. H. Groh

  • SN 1992A : ultraviolet and optical studies based on HST, IUE and CTIO observations

    Robert P. Kirshner;David J. Jeffery;Bruno Leibundgut;Peter M. Challis

  • A panchromatic view of the restless SN2009ip reveals the explosive ejection of a massive star envelope

    R. Margutti;D. Milisavljevic;A.M. Soderberg;R. Chornock

  • Late emission from supernovae - A window on stellar nucleosynthesis

    Claes Fransson;Roger A. Chevalier

  • Spectropolarimetry of SN 2001el in NGC 1448: Asphericity of a Normal Type Ia Supernova

    Lifan Wang;Dietrich Baade;Peter Hoeflich;Alexei Khokhlov

  • A Panchromatic View of the Restless SN 2009ip Reveals the Explosive Ejection of a Massive Star Envelope

    R. Margutti;Danny Milisavljevic;Alicia M. Soderberg;R Chornock

  • Spectropolarimetry of SN 2001el in NGC 1448: Asphericity of a normal type Ia supernova

    Lifan Wang;Dietrich Baade;Peter Höflich;Alexei Khokhlov

  • HIGH-DENSITY CIRCUMSTELLAR INTERACTION IN THE LUMINOUS TYPE IIn SN 2010jl : THE FIRST 1100 DAYS

    Claes Fransson;Mattias Ergon;Peter J. Challis;Roger A. Chevalier

  • The Axially Symmetric Ejecta of Supernova 1987A

    L. Wang;J. C. Wheeler;P. Hoeflich;A. Khokhlov

  • Radio Emission and Particle Acceleration in SN 1993J

    Claes Fransson;Claes-Ingvar Björnsson

  • The Axisymmetric Ejecta of Supernova 1987A

    L. Wang;John C Wheeler;P. Höflich;A. Khokhlov

  • Multi-wavelength Observations of the Enduring Type IIn Supernovae 2005ip and 2006jd

    Maximilian Stritzinger;Maximilian Stritzinger;Francesco Taddia;Claes Fransson;Ori D. Fox

  • Narrow ultraviolet emission lines from SN 1987A - Evidence for CNO processing in the progenitor

    C. Fransson;A. Cassatella;R. Gilmozzi;R. P. Kirshner

  • Dust and the Type II-Plateau Supernova 2004et

    R. Kotak;W. P. S. Meikle;D. Farrah;C. L. Gerardy

Frequent Co-Authors

Jesper Sollerman
Jesper Sollerman Stockholm University
Robert P. Kirshner
Robert P. Kirshner Harvard University
Bruno Leibundgut
Bruno Leibundgut European Southern Observatory
Roger A. Chevalier
Roger A. Chevalier University of Virginia
Alexei V. Filippenko
Alexei V. Filippenko University of California, Berkeley
Alicia M. Soderberg
Alicia M. Soderberg Harvard University
Nino Panagia
Nino Panagia Space Telescope Science Institute
George Sonneborn
George Sonneborn Goddard Space Flight Center
Peter M. Garnavich
Peter M. Garnavich University of Notre Dame
Peter Challis
Peter Challis Harvard University

External Links

Personal website of Claes Fransson

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Best Scientists Citing Claes Fransson

Peter Nugent

Peter Nugent

Lawrence Berkeley National Laboratory

Publications: 240

Avishay Gal-Yam

Avishay Gal-Yam

Weizmann Institute of Science

Publications: 227

Paolo A. Mazzali

Paolo A. Mazzali

Liverpool John Moores University

Publications: 226

Jesper Sollerman

Jesper Sollerman

Stockholm University

Publications: 218

Alexei V. Filippenko

Alexei V. Filippenko

University of California, Berkeley

Publications: 181

Stefano Valenti

Stefano Valenti

University of California, Davis

Publications: 168

Ken'ichi Nomoto

Ken'ichi Nomoto

University of Tokyo

Publications: 162

Maximilian Stritzinger

Maximilian Stritzinger

Aarhus University

Publications: 148

Mansi M. Kasliwal

Mansi M. Kasliwal

California Institute of Technology

Publications: 147

Nancy Elias-Rosa

Nancy Elias-Rosa

Spanish National Research Council

Publications: 138

Nathan Smith

Nathan Smith

University of Arizona

Publications: 130

Shrinivas R. Kulkarni

Shrinivas R. Kulkarni

California Institute of Technology

Publications: 124

Mark Sullivan

Mark Sullivan

University of Southampton

Publications: 120

E. Baron

E. Baron

University of Oklahoma

Publications: 120

Mario Hamuy

Mario Hamuy

University of Chile

Publications: 113

Daniel A. Perley

Daniel A. Perley

Liverpool John Moores University

Publications: 110

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