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Risto Pirjola publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Risto Pirjola sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

The last bar groups every scientist with 510 publications or more.

Risto Pirjola D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Risto Pirjola sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

The last bar groups every scientist with 94 D-Index or more.

Overview

Risto Pirjola is affiliated with Natural Resources Canada and contributes to the fields of Earth and Planetary Sciences as well as Engineering. Their research focuses substantially on geophysics, electrical and electronic engineering, astronomy and astrophysics, and ocean engineering. The scientist's main areas of investigation include geophysical and geoelectrical methods, electromagnetic simulation and numerical methods, seismic waves and analysis, earthquake detection and analysis, lightning and electromagnetic phenomena, and general geophysical methods and applications.

Their recent published papers reflect a concentration on geomagnetically induced currents and related geophysical phenomena. Key publications include:

  • The Lehtinen-Pirjola method modified for efficient modelling of geomagnetically induced currents in multiple voltage levels of a power network (2022, Annales Geophysicae)
  • Distributed-Source Transmission Line Theory for Modeling the Coast Effect on Geoelectric Fields (2023, IEEE Transactions on Power Delivery)
  • The influence of the coast effect on geomagnetically induced currents: A modeling study (2021, 2021 IEEE Power & Energy Society General Meeting [PESGM])
  • Electric field calculations for real-time space weather alerting systems (2022, Geophysical Journal International)

Frequent co-authors in their research include:

  • D. H. Boteler
  • Loughlin Tuck
  • Santiago Marsal
  • Xuan Wang

The venues where this scientist regularly publishes are:

  • Annales Geophysicae
  • IEEE Transactions on Power Delivery
  • 2021 IEEE Power & Energy Society General Meeting (PESGM)
  • Geophysical Journal International

Best Publications

  • The effects of geomagnetic disturbances on electrical systems at the earth's surface

    D.H. Boteler;R.J. Pirjola;R.J. Pirjola;H. Nevanlinna

  • Geomagnetic storm of 29–31 October 2003: Geomagnetically induced currents and their relation to problems in the Swedish high-voltage power transmission system

    Antti Pulkkinen;Sture Lindahl;Ari Viljanen;Risto Pirjola

  • Geomagnetically induced currents: Science, engineering, and applications readiness

    Antti Pulkkinen;E. Bernabeu;A. Thomson;A. Viljanen

  • Geomagnetically induced currents in the Finnish high-voltage power system

    A. Viljanen;R. Pirjola

  • Review On The Calculation Of Surface Electric And Magnetic Fields And Of Geomagnetically Induced Currents In Ground-Based Technological Systems

    Risto Pirjola

  • Space weather events in July 1982 and October 2003 and the effects of geomagnetically induced currents on Swedish technical systems

    Magnus Wik;Magnus Wik;R. Pirjola;Henrik Lundstedt;A. Viljanen

  • The complex-image method for calculating the magnetic and electric fields produced at the surface of the Earth by the auroral electrojet

    D. H. Boteler;R. J. Pirjola

  • Modeling geomagnetically induced currents

    Unknown

  • Calculation of geomagnetically induced currents in the 400 kV power grid in southern Sweden

    Magnus Wik;Magnus Wik;A. Viljanen;R. Pirjola;A. Pulkkinen;A. Pulkkinen

  • Geomagnetically Induced Currents in the High-Voltage Power Grid in China

    Unknown

  • Recordings of geomagnetically induced currents and a nowcasting service of the Finnish natural gas pipeline system

    A. Viljanen;A. Pulkkinen;A. Pulkkinen;R. Pirjola;R. Pirjola;K. Pajunpää

  • Fast computation of the geoelectric field using the method of elementary current systems and planar Earth models

    A. Viljanen;A. Pulkkinen;O. Amm;R. Pirjola

  • Recordings and occurrence of geomagnetically induced currents in the Finnish natural gas pipeline network

    Antti Pulkkinen;Ari Viljanen;Kari Pajunpää;Risto Pirjola

  • Complex image method for calculating electric and magnetic fields produced by an auroral electrojet of finite length

    R. Pirjola;A. Viljanen

  • Modelling geomagnetically induced currents produced by realistic and uniform electric fields

    Unknown

  • Modelling of space weather effects on pipelines

    Antti Pulkkinen;Risto Pirjola;David Boteler;Ari Viljanen

  • Geomagnetically induced currents in an electric power transmission system at low latitudes in Brazil: A case study

    Nalin B. Trivedi;Ícaro Vitorello;Wanderli Kabata;Severino L. G. Dutra

  • Calculation of geomagnetically induced currents in mid- to low-latitude power grids based on the plane wave method: A preliminary case study

    Chun-Ming Liu;Lian-Guang Liu;Risto Pirjola;Ze-Zhong Wang

  • Effects of space weather on high-latitude ground systems

    Risto Pirjola

  • Space weather risk

    Risto Pirjola;Kirsti Kauristie;Hanna Lappalainen;Ari Viljanen

  • At substorm onset, 40% of AL comes from underground

    Eija Tanskanen;A Viljanen;Tuija Pulkkinen;R Pirjola

  • Modeling geomagnetically induced currents during different ionospheric situations

    Ari Viljanen;Olaf Amm;Risto Pirjola

  • The Effects of Geomagnetic Disturbances on Electrical Systems at the Earth's Surface - An Update

    David Boteler;Risto Pirjola;Heikki Nevanlinna

Frequent Co-Authors

Ari Viljanen
Ari Viljanen Finnish Meteorological Institute
Antti Pulkkinen
Antti Pulkkinen Goddard Space Flight Center
Tuija Pulkkinen
Tuija Pulkkinen University of Michigan–Ann Arbor
Jean-Pierre Pommereau
Jean-Pierre Pommereau Centre national de la recherche scientifique, CNRS
Ismo V. Lindell
Ismo V. Lindell Aalto University
Erling Nielsen
Erling Nielsen Max Planck Society
Christopher P. McKay
Christopher P. McKay Ames Research Center
Ioannis A. Daglis
Ioannis A. Daglis National and Kapodistrian University of Athens
Giovanni Picardi
Giovanni Picardi Sapienza University of Rome
William J. Borucki
William J. Borucki Ames Research Center

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