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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 37 6794 6290 2383 2108 95 5703

James A. Van Orman publications per year

The chart shows the history of publications by James A. Van Orman between 1990 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James A. Van Orman published across 37 years, from 1990 to 2026, averaging 3.2 papers a year. Output peaked at 9 publications in 2009. 4 of the 120 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1990 to 2026. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 2009. 1990: 1 publication 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 0 publications 1995: 1 publication 1996: 1 publication 1997: 0 publications 1998: 1 publication 1999: 1 publication 2000: 1 publication 2001: 1 publication 2002: 4 publications 2003: 4 publications 2004: 3 publications 2005: 2 publications 2006: 3 publications 2007: 4 publications 2008: 4 publications 2009: 9 publications 2010: 9 publications 2011: 4 publications 2012: 4 publications 2013: 4 publications 2014: 7 publications 2015: 2 publications 2016: 2 publications 2017: 4 publications 2018: 9 publications 2019: 6 publications 2020: 6 publications 2021: 2 publications 2022: 9 publications 2023: 3 publications 2024: 5 publications 2025: 2 publications 2026: 2 publications
1990 2026

120 publications in total across all disciplines

View publications per year as a table
James A. Van Orman: publications per year, 1990 to 2026
Year Publications
1990 1
1991 0
1992 0
1993 0
1994 0
1995 1
1996 1
1997 0
1998 1
1999 1
2000 1
2001 1
2002 4
2003 4
2004 3
2005 2
2006 3
2007 4
2008 4
2009 9
2010 9
2011 4
2012 4
2013 4
2014 7
2015 2
2016 2
2017 4
2018 9
2019 6
2020 6
2021 2
2022 9
2023 3
2024 5
2025 2
2026 2
Total 120
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James A. Van Orman 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 James A. Van Orman 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, 88–97 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: 95 publications — 10th percentile

10% 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 95
98–107 404
108–117 484
118–127 540
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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James A. Van Orman 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 James A. Van Orman 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, 37 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: 37 D-Index — 27th percentile

27% 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 37
38 344
39 349
40 296
41 289
42 277
43 279
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

James A. Van Orman is affiliated with Case Western Reserve University in the United States. Their research is primarily situated within the field of Earth and Planetary Sciences, with a focus on geophysics, astronomy and astrophysics, materials chemistry, geochemistry and petrology, and mechanics of materials.

The scientist has contributed extensively to the study of high-pressure geophysics and materials, geological and geochemical analysis, earthquake and tectonic studies, astro and planetary science, planetary science and exploration, hydrocarbon exploration and reservoir analysis, and the investigation of nuclear materials and radiation effects.

Frequent co-authors collaborating with Van Orman include Tony Yu, Yanbin Wang, Man Xu, Zhicheng Jing, and Patrick Cordier. These collaborations indicate a network of research partners with overlapping interests in geophysical and geological sciences.

Among their recent publications are:

  • High-pressure elastic properties of dolomite melt supporting carbonate-induced melting in deep upper mantle, 2020, Proceedings of the National Academy of Sciences
  • A molecular dynamics study of grain boundary diffusion in MgO, 2020, Geochimica et Cosmochimica Acta
  • Periclase deforms more slowly than bridgmanite under mantle conditions, 2023, Nature
  • Experimental Evidence Supporting an Overturned Iron-Titanium-Rich Melt Layer in the Deep Lunar Interior, 2022, Geophysical Research Letters
  • Fe-Mg and Fe-Mn interdiffusion in ilmenite with implications for geospeedometry using oxides, 2020, Contributions to Mineralogy and Petrology

The scientist has published primarily in venues such as Geochimica et Cosmochimica Acta, Geophysical Research Letters, Earth and Planetary Science Letters, Goldschmidt Abstracts, and Goldschmidt2022 abstracts. These journals and conferences are well recognized in the domains of geochemistry, geophysics, and planetary sciences.

Van Orman's research covers subfields including:

  • Geophysics
  • Astronomy and Astrophysics
  • Materials Chemistry
  • Geochemistry and Petrology
  • Mechanics of Materials

Their main research topics encompass:

  • High-pressure geophysics and materials
  • Geological and Geochemical Analysis
  • Earthquake and tectonic studies
  • Astro and Planetary Science
  • Planetary Science and Exploration
  • Hydrocarbon exploration and reservoir analysis
  • Nuclear materials and radiation effects

Best Publications

  • Volatile content of lunar volcanic glasses and the presence of water in the Moon’s interior

    Alberto E. Saal;Erik H. Hauri;Mauro Lo Cascio;James A. Van Orman

  • Rare earth element diffusion in diopside: influence of temperature, pressure, and ionic radius, and an elastic model for diffusion in silicates

    James A. Van Orman;Timothy L. Grove;Nobumichi Shimizu

  • High Pre-Eruptive Water Contents Preserved in Lunar Melt Inclusions

    Erik H. Hauri;Thomas Weinreich;Alberto E. Saal;Malcolm C. Rutherford

  • Rare earth element diffusion in a natural pyrope single crystal at 2.8 GPa

    James A. Van Orman;Timothy L. Grove;Nobumichi Shimizu;Graham D. Layne

  • Water in the Moon's interior: Truth and consequences

    Erik H. Hauri;Alberto E. Saal;Malcolm J. Rutherford;James A. Van Orman

  • Hydrogen Isotopes in Lunar Volcanic Glasses and Melt Inclusions Reveal a Carbonaceous Chondrite Heritage

    Alberto E. Saal;Erik H. Hauri;James A. Van Orman;Malcolm J. Rutherford

  • Diffusion in Oxides

    James A. Van Orman;Katherine L. Crispin

  • Re-examination of the lunar magma ocean cumulate overturn hypothesis: melting or mixing is required

    Linda T. Elkins Tanton;James A. Van Orman;Bradford H. Hager;Timothy L. Grove

  • A critical evaluation of pressure scales at high temperatures by in situ X-ray diffraction measurements

    Yingwei Fei;Jie Li;Kei Hirose;William Minarik

  • Hf-W thermochronometry: Closure temperature and constraints on the accretion and cooling history of the H chondrite parent body

    Thorsten Kleine;Mathieu Touboul;James A. Van Orman;Bernard Bourdon

  • Mapping the thermal structure of solid-media pressure assemblies

    Unknown

  • Diffusion in MgO at high pressures: Constraints on deformation mechanisms and chemical transport at the core‐mantle boundary

    James A. Van Orman;James A. Van Orman;Yingwei Fei;Erik H. Hauri;Jianhua Wang

  • Molecular dynamics investigation of viscosity, chemical diffusivities and partial molar volumes of liquids along the MgO–SiO2 join as functions of pressure

    Daniel J. Lacks;David B. Rear;James A. Van Orman

  • Fractional melting and smelting on the ureilite parent body

    Cyrena Anne Goodrich;James A. Van Orman;Lionel Wilson;Lionel Wilson

  • Magnesium diffusion in plagioclase: Dependence on composition, and implications for thermal resetting of the 26Al–26Mg early solar system chronometer

    James A. Van Orman;Daniele J. Cherniak;Noriko T. Kita

  • Diffusive fractionation of trace elements during production and transport of melt in Earth's upper mantle

    James A. Van Orman;Timothy L. Grove;Nobumichi Shimizu

  • Distribution of shortening between the Indian and Australian plates in the central Indian Ocean

    James Van Orman;James Van Orman;James R. Cochran;Jeffrey K. Weissel;Florence Jestin

  • Uranium and thorium diffusion in diopside

    James A. Van Orman;Timothy L. Grove;Nobumichi Shimizu

  • Thermal evolution and physics of melt extraction on the ureilite parent body

    Lionel Wilson;Cyrena Anne Goodrich;James A. Van Orman

  • Origin of lunar high‐titanium ultramafic glasses: Constraints from phase relations and dissolution kinetics of clinopyroxene‐ilmenite cumulates

    James A. Van Orman;Timothy L. Grove

  • Isotope Fractionation by Thermal Diffusion in Silicate Melts

    Daniel J. Lacks;Gaurav Goel;Charles J. Bopp;James A. Van Orman

Frequent Co-Authors

Cyrena Anne Goodrich
Cyrena Anne Goodrich Planetary Science Institute
Erik H. Hauri
Erik H. Hauri Carnegie Institution for Science
Patrick Cordier
Patrick Cordier Institut Universitaire de France
Jennifer M. Jackson
Jennifer M. Jackson California Institute of Technology
Nobumichi Shimizu
Nobumichi Shimizu Woods Hole Oceanographic Institution
Thorsten Kleine
Thorsten Kleine Max Planck Society
Lionel Wilson
Lionel Wilson Lancaster University
Yingwei Fei
Yingwei Fei Carnegie Institution for Science
Liqun Zhang
Liqun Zhang Xi'an Jiaotong University

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