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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 43 5079 4693 1898 1689 118 5787

John N. Christensen publications per year

The chart shows the history of publications by John N. Christensen between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John N. Christensen published across 37 years, from 1989 to 2025, averaging 4.2 papers a year. Output peaked at 15 publications in 2006. 7 of the 157 publications appeared in the last two years.

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

157 publications in total across all disciplines

View publications per year as a table
John N. Christensen: publications per year, 1989 to 2025
Year Publications
1989 1
1990 0
1991 0
1992 0
1993 1
1994 1
1995 6
1996 2
1997 2
1998 2
1999 3
2000 3
2001 0
2002 1
2003 6
2004 10
2005 7
2006 15
2007 3
2008 3
2009 2
2010 7
2011 4
2012 5
2013 2
2014 5
2015 6
2016 3
2017 1
2018 8
2019 4
2020 4
2021 6
2022 12
2023 15
2024 4
2025 3
Total 157
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John N. Christensen 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 John N. Christensen sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 118–127 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 118 publications — 20th percentile

20% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540 118
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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John N. Christensen 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 John N. Christensen sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 43 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 43 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279 43
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Overview

John N. Christensen is affiliated with the Lawrence Berkeley National Laboratory in the United States. Their research primarily spans the fields of Earth and Planetary Sciences as well as Environmental Science, with significant work in subfields such as Environmental Chemistry, Atmospheric Science, Geochemistry and Petrology, Geophysics, and Ecology.

The scientist's main research topics cover a variety of areas: Geology and Paleoclimatology Research, Groundwater and Isotope Geochemistry, Methane Hydrates and Related Phenomena, Geological and Geochemical Analysis, Karst Systems and Hydrogeology, Paleontology and Stratigraphy of Fossils, and Soil and Water Nutrient Dynamics.

Frequent co-authors associated with John N. Christensen include Zeeshan Parvez, Jamie Lucarelli, Irvin Matamoros, Robert A. Eagle, and Aradhna Tripati, each with multiple collaborations.

Common publication venues for Christensen's work include:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Geochimica et Cosmochimica Acta
  • OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • Goldschmidt2022 abstracts
  • Geophysical monograph

Among recent papers by John N. Christensen are:

  • Isotopic fractionation accompanying CO2 hydroxylation and carbonate precipitation from high pH waters at The Cedars, California, USA (2021), published in Geochimica et Cosmochimica Acta
  • Seasonal manganese transport in the hyporheic zone of a snowmelt-dominated river (East River, Colorado, USA) (2020), published in Hydrogeology Journal
  • Mummified baboons reveal the far reach of early Egyptian mariners (2020), published in eLife
  • Direct Lithium Extraction from α-Spodumene through Solid-State Reactions for Sustainable Li2CO3 Production (2024), published in Inorganic Chemistry
  • Conservative transport of dissolved sulfate across the Rio Madre de Dios floodplain in Peru (2021), published in Geology

Best Publications

  • Applications of Multiple Collector-ICPMS to Cosmochemistry, Geochemistry, and Paleoceanography

    Alex N. Halliday;Der Chuen Lee;John N. Christensen;Mark Rehkämper

  • Recent developments in inductively coupled plasma magnetic sector multiple collector mass spectrometry

    Alex N. Halliday;Der Chuen Lee;John N. Christensen;Andrew J. Walder

  • Rates of Tectonometamorphic Processes from Rubidium and Strontium Isotopes in Garnet

    John N. Christensen;John L. Rosenfeld;Donald J. DePaolo

  • Sediment transport time measured with U-series isotopes: Results from ODP North Atlantic drift site 984

    Donald J. DePaolo;Donald J. DePaolo;Kate Maher;Kate Maher;John N. Christensen;Jerry McManus

  • Kinetic isotopic fractionation during diffusion of ionic species in water

    Frank M. Richter;Ruslan A. Mendybaev;John N. Christensen;Ian D. Hutcheon

  • Correlation by Rb.Sr geochronology of garnet growth histories from different structural levels within the Tauern Window, Eastern Alps

    John N. Christensen;John N. Christensen;John N. Christensen;Jane Selverstone;John L. Rosenfeld;Donald J. DePaolo;Donald J. DePaolo

  • In situ Sr isotopic analysis by laser ablation

    John N. Christensen;Alex N. Halliday;Der-Chuen Lee;Chris M. Hall

  • Time scales of large volume silicic magma systems: Sr isotopic systematics of phenocrysts and glass from the Bishop Tuff, Long Valley, California

    John N. Christensen;Donald J. DePaolo

  • Climate and ocean dynamics and the lead isotopic records in Pacific ferromanganese crusts

    John N. Christensen;Alex N. Halliday;Linda V. Godfrey;James R. Hein

  • The Yellowstone hotspot in space and time: Nd and Hf isotopes in silicic magmas.

    B. P. Nash;M. E. Perkins;J. N. Christensen;D. C. Lee

  • Eruptive history and petrologic evolution of the Albano multiple maar (Alban Hills, Central Italy)

    Carmela Freda;Mario Gaeta;Daniel B. Karner;Fabrizio Marra

  • Direct dating of sulfides by RbSr: A critical test using the Polaris Mississippi Valley-type ZnPb deposit

    John N. Christensen;Alex N. Halliday;Kenneth E. Leigh;Roderick N. Randell

  • Hafnium isotope stratigraphy of ferromanganese crusts

    Der-Chuen Lee;Alex N. Halliday;James R. Hein;Kevin W. Burton

  • Evaluation of Radioisotope Dating of Carlin-Type Deposits in the Great Basin,Western North America, and Implications for Deposit Genesis

    G. B. Arehart;A. M. Chakurian;D. R. Tretbar;J. N. Christensen

  • Water Table Dynamics and Biogeochemical Cycling in a Shallow, Variably-Saturated Floodplain

    Steven B. Yabusaki;Michael J. Wilkins;Yilin Fang;Kenneth H. Williams

  • U–Sr isotopic speedometer: Fluid flow and chemical weathering rates in aquifers

    Kate Maher;Donald J. DePaolo;Donald J. DePaolo;John N. Christensen

  • High-precision in situ 238U–234U–230Th isotopic analysis using laser ablation multiple-collector ICPMS

    C.H. Stirling;D.-C. Lee;J.N. Christensen;A.N. Halliday

  • Isotopic mass dependence of metal cation diffusion coefficients in liquid water

    Ian C. Bourg;Ian C. Bourg;Ian C. Bourg;Frank M. Richter;John N. Christensen;Garrison Sposito

  • In situ long-term reductive bioimmobilization of Cr(VI) in groundwater using hydrogen release compound

    Boris Faybishenko;Terry C. Hazen;Philip E. Long;Eoin L. Brodie

  • Canadian Cordilleran Mississippi Valley-Type Deposits: A Case for Devonian-Mississippian Back-Arc Hydrothermal Origin

    JoAnne Nelson;Suzanne Paradis;John Christensen;Janet Gabites

  • Sediment transport time measured with U-Series isotopes: Results from ODP North Atlantic Drill Site 984

    Donald J. DePaolo;Kate Maher;John N. Christensen;Jerry McManus

Frequent Co-Authors

Donald J. DePaolo
Donald J. DePaolo Lawrence Berkeley National Laboratory
Mark E. Conrad
Mark E. Conrad Lawrence Berkeley National Laboratory
Alex N. Halliday
Alex N. Halliday Lamont-Doherty Earth Observatory
Kenneth H. Williams
Kenneth H. Williams Lawrence Berkeley National Laboratory
Kate Maher
Kate Maher Stanford University
Der-Chuen Lee
Der-Chuen Lee Academia Sinica
Susan S. Hubbard
Susan S. Hubbard Lawrence Berkeley National Laboratory
Tetsu K. Tokunaga
Tetsu K. Tokunaga Lawrence Berkeley National Laboratory
James R. Hein
James R. Hein United States Geological Survey
Frank M. Richter
Frank M. Richter University of Chicago

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