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Toshiki Tajima

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Physics 87 2435 2314 1224 1140 824 36323

Toshiki Tajima publications per year

The chart shows the history of publications by Toshiki Tajima between 1974 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshiki Tajima published across 52 years, from 1974 to 2025, averaging 17.9 papers a year. Output peaked at 40 publications in 2025. 57 of the 930 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1974 to 2025. Vertical axis: number of publications, 0 to 40. Peak 40 publications in 2025. 1974: 1 publication 1975: 0 publications 1976: 1 publication 1977: 2 publications 1978: 8 publications 1979: 9 publications 1980: 6 publications 1981: 9 publications 1982: 6 publications 1983: 12 publications 1984: 7 publications 1985: 16 publications 1986: 20 publications 1987: 20 publications 1988: 7 publications 1989: 19 publications 1990: 27 publications 1991: 27 publications 1992: 21 publications 1993: 21 publications 1994: 15 publications 1995: 14 publications 1996: 22 publications 1997: 19 publications 1998: 13 publications 1999: 19 publications 2000: 27 publications 2001: 12 publications 2002: 19 publications 2003: 9 publications 2004: 16 publications 2005: 8 publications 2006: 16 publications 2007: 19 publications 2008: 38 publications 2009: 35 publications 2010: 30 publications 2011: 21 publications 2012: 20 publications 2013: 22 publications 2014: 22 publications 2015: 30 publications 2016: 32 publications 2017: 21 publications 2018: 31 publications 2019: 37 publications 2020: 16 publications 2021: 18 publications 2022: 17 publications 2023: 16 publications 2024: 17 publications 2025: 40 publications
1974 2025

930 publications in total across all disciplines

View publications per year as a table
Toshiki Tajima: publications per year, 1974 to 2025
Year Publications
1974 1
1975 0
1976 1
1977 2
1978 8
1979 9
1980 6
1981 9
1982 6
1983 12
1984 7
1985 16
1986 20
1987 20
1988 7
1989 19
1990 27
1991 27
1992 21
1993 21
1994 15
1995 14
1996 22
1997 19
1998 13
1999 19
2000 27
2001 12
2002 19
2003 9
2004 16
2005 8
2006 16
2007 19
2008 38
2009 35
2010 30
2011 21
2012 20
2013 22
2014 22
2015 30
2016 32
2017 21
2018 31
2019 37
2020 16
2021 18
2022 17
2023 16
2024 17
2025 40
Total 930
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Toshiki Tajima 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 Toshiki Tajima 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, 823–842 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: 824 publications — 85th percentile

85% 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
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 36 824
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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Toshiki Tajima 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 Toshiki Tajima 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, 86–87 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: 87 D-Index — 34th percentile

34% 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 87
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

  • 2021 - OSA Fellows Toshiki Tajima University of California Irvine, USA For seminal contributions in broad and novel plasma physics and laser-based accelerator physics, introducing the concept of Laser Wakefield Acceleration

Overview

Toshiki Tajima is affiliated with the University of California, Irvine in the United States. Their research spans mainly the fields of Medicine and Physics and Astronomy, with equal numbers of publications in both areas. Within these broader fields, their work focuses notably on Nuclear and High Energy Physics, Atomic and Molecular Physics and Optics, Mechanics of Materials, Radiation, and Electrical and Electronic Engineering.

The scientist's research topics include Laser-Plasma Interactions and Diagnostics, Laser-induced spectroscopy and plasma, Laser-Matter Interactions and Applications, High-pressure geophysics and materials, Liver Disease Diagnosis and Treatment, Diamond and Carbon-based Materials Research, and Advanced X-ray Imaging Techniques.

Tajima has published in several frequent venues, among which are arXiv (Cornell University), Matter and Radiation at Extremes, Physics of Plasmas, SSRN Electronic Journal, and High Power Laser Science and Engineering.

Some of the recent papers authored or coauthored by Toshiki Tajima include:

  • Genomic Epidemiology of SARS-CoV-2 in Guangdong Province, China (2020, Cell)
  • Transmission Dynamics of 2019 Novel Coronavirus (2019-nCoV) (2020, SSRN Electronic Journal)
  • Association of Cancer Stem Cell Radio-Resistance Under Ultra-High Dose Rate FLASH Irradiation With Lysosome-Mediated Autophagy (2021, Frontiers in Cell and Developmental Biology)
  • Unsaturated Fatty Acids in Mental Disorders: An Umbrella Review of Meta-Analyses (2022, Advances in Nutrition)
  • Characterization and performance of the Apollon short-focal-area facility following its commissioning at 1 PW level (2021, Matter and Radiation at Extremes)

The scientist has collaborated frequently with several coauthors, including Xueqing Yan, Zhusong Mei, Yinren Shou, Shirui Xu, and Zhengxuan Cao.

Toshiki Tajima was recognized as an OSA Fellow in 2021 for contributions in plasma physics and laser-based accelerator physics, specifically for introducing the concept of Laser Wakefield Acceleration.

Best Publications

  • Laser Electron Accelerator

    T. Tajima;J. M. Dawson

  • Optics in the relativistic regime

    Gerard A. Mourou;Toshiki Tajima;Sergei V. Bulanov

  • Highly efficient relativistic-ion generation in the laser-piston regime.

    T. Esirkepov;Marco Borghesi;S.V. Bulanov;G. Mourou

  • Observation of a small atmospheric vμ/ve ratio in Kamiokande

    K.S. Hirata;K. Inoue;T. Ishida;T. Kajita

  • Radiation-pressure acceleration of ion beams driven by circularly polarized laser pulses.

    Andreas Henig;S. Steinke;M. Schnürer;T. Sokollik

  • Observation of ultrahigh gradient electron acceleration by a self-modulated intense short laser pulse.

    K. Nakajima;D. Fisher;T. Kawakubo;H. Nakanishi

  • Light intensification towards the Schwinger limit.

    Sergei V. Bulanov;Timur Esirkepov;Toshiki Tajima

  • The future is fibre accelerators

    Gerard Mourou;Bill Brocklesby;Toshiki Tajima;Jens Limpert

  • Zettawatt-exawatt lasers and their applications in ultrastrong-field physics

    T. Tajima;T. Tajima;G. Mourou

  • Computational Plasma Physics: With Applications To Fusion And Astrophysics

    Toshiki Tajima

  • Proposed double-layer target for the generation of high-quality laser-accelerated ion beams.

    T. Zh. Esirkepov;S. V. Bulanov;K. Nishihara;T. Tajima

  • Forward Raman instability and electron acceleration

    C. Joshi;T. Tajima;J. M. Dawson;H. A. Baldis

  • Laser ion-acceleration scaling laws seen in multiparametric particle-in-cell simulations

    T. Esirkepov;M. Yamagiwa;T. Tajima

  • Ion acceleration and direct ion heating in three-component magnetic reconnection

    Y. Ono;M. Yamada;T. Akao;T. Tajima

  • Energy increase in multi-MeV ion acceleration in the interaction of a short pulse laser with a cluster-gas target.

    Y. Fukuda;A. Ya. Faenov;M. Tampo;T. A. Pikuz

  • Two-dimensional magnetohydrodynamic model of emerging magnetic flux in the solar atmosphere

    K. Shibata;T. Tajima;R. S. Steinolfson;R. Matsumoto

  • Working Group Report: Higgs Boson

    Sally Dawson;S. Zenz;T. Han;M. Kurata

  • Magnetic viscosity by localized shear flow instability in magnetized accretion disks

    R. Matsumoto;T. Tajima

  • Generation of High Quality Laser Accelerated Ion Beams

    T. Zh. Esirkepov;S. V. Bulanov;K. Nishihara;T. Tajima

  • Optics in the Relativistic Regime

    Toshiki Tajima

Frequent Co-Authors

Sergei V. Bulanov
Sergei V. Bulanov Czech Academy of Sciences
Gerard Mourou
Gerard Mourou École Polytechnique
Yoshitaka Itow
Yoshitaka Itow Nagoya University
Jörn Wilms
Jörn Wilms University of Erlangen-Nuremberg
Ken'ichi Nomoto
Ken'ichi Nomoto University of Tokyo
Andreas Haungs
Andreas Haungs Karlsruhe Institute of Technology
F. Cafagna
F. Cafagna National Institute for Nuclear Physics
Luis A. Anchordoqui
Luis A. Anchordoqui City University of New York
Valerie Connaughton
Valerie Connaughton National Aeronautics and Space Administration
John M. Dawson
John M. Dawson University of California, Los Angeles

External Links

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Publications: 133

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Weizmann Institute of Science

Publications: 127

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Publications: 103

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Karl Krushelnick

University of Michigan–Ann Arbor

Publications: 97

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Alexander Pukhov

Heinrich Heine University Düsseldorf

Publications: 77

Luis O. Silva

Luis O. Silva

Instituto Superior Técnico

Publications: 74

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Christoph H. Keitel

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Publications: 68

Eric Esarey

Eric Esarey

Lawrence Berkeley National Laboratory

Publications: 68

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Padma Kant Shukla

Ruhr University Bochum

Publications: 66

Matthew Zepf

Matthew Zepf

Helmholtz Institute Jena

Publications: 64

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Kazunari Shibata

Kyoto University

Publications: 62

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Gerard Mourou

École Polytechnique

Publications: 53

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Publications: 50

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Kiminori Kondo

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Publications: 44

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Publications: 39

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