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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 36 7163 6623 371 338 119 5668

Robert L. Linnen publications per year

The chart shows the history of publications by Robert L. Linnen between 1986 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert L. Linnen published across 40 years, from 1986 to 2025, averaging 3.3 papers a year. Output peaked at 9 publications in 2019. 9 of the 131 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1986 to 2025. Vertical axis: number of publications, 0 to 9. Peak 9 publications in 2019. 1986: 1 publication 1987: 1 publication 1988: 0 publications 1989: 1 publication 1990: 1 publication 1991: 1 publication 1992: 1 publication 1993: 1 publication 1994: 1 publication 1995: 2 publications 1996: 1 publication 1997: 2 publications 1998: 2 publications 1999: 0 publications 2000: 0 publications 2001: 1 publication 2002: 2 publications 2003: 4 publications 2004: 2 publications 2005: 6 publications 2006: 4 publications 2007: 2 publications 2008: 4 publications 2009: 5 publications 2010: 5 publications 2011: 4 publications 2012: 2 publications 2013: 7 publications 2014: 4 publications 2015: 6 publications 2016: 6 publications 2017: 4 publications 2018: 8 publications 2019: 9 publications 2020: 8 publications 2021: 8 publications 2022: 4 publications 2023: 2 publications 2024: 3 publications 2025: 6 publications
1986 2025

131 publications in total across all disciplines

View publications per year as a table
Robert L. Linnen: publications per year, 1986 to 2025
Year Publications
1986 1
1987 1
1988 0
1989 1
1990 1
1991 1
1992 1
1993 1
1994 1
1995 2
1996 1
1997 2
1998 2
1999 0
2000 0
2001 1
2002 2
2003 4
2004 2
2005 6
2006 4
2007 2
2008 4
2009 5
2010 5
2011 4
2012 2
2013 7
2014 4
2015 6
2016 6
2017 4
2018 8
2019 9
2020 8
2021 8
2022 4
2023 2
2024 3
2025 6
Total 131
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Robert L. Linnen 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 Robert L. Linnen 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: 119 publications — 21st percentile

21% 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
118–127 540 119
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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Robert L. Linnen 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 Robert L. Linnen 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, 36 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: 36 D-Index — 23rd percentile

23% 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 36
37 366
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

Robert L. Linnen is affiliated with the University of Western Ontario in Canada. Their research primarily focuses on Earth and Planetary Sciences, with extensive work across related subfields including Geophysics, Artificial Intelligence, Geochemistry and Petrology, Biomaterials, and Mechanical Engineering.

The main areas of study in Linnen's work encompass:

  • Geological and Geochemical Analysis
  • Geochemistry and Geologic Mapping
  • Earthquake and tectonic studies
  • Geochemistry and Elemental Analysis
  • Clay minerals and soil interactions
  • Mineralogy and Gemology Studies
  • High-pressure geophysics and materials

Linnen has published extensively in several scientific venues. The most frequent publication outlets include:

  • American Mineralogist
  • The Canadian Mineralogist
  • Mineralium Deposita
  • The Canadian Journal of Mineralogy and Petrology
  • Economic Geology

Recent papers illustrate the scope and variety of Linnen's research topics:

  • "The formation of lithium-rich pegmatites through multi-stage melting," 2023, Geology
  • "Analyses of Li-Rich Minerals Using Handheld LIBS Tool," 2021, Data
  • "An experimental approach to examine fluid-melt interaction and mineralization in rare-metal pegmatites," 2020, American Mineralogist
  • "On the Mechanisms for Low-Sulfide, High-Platinum Group Element and High-Sulfide, Low-Platinum Group Element Mineralization in the Eastern Gabbro, Coldwell Complex, Canada: Evidence from Textural Associations, S/Se Values, and Platinum Group Element Concentrations of Base Metal Sulfides," 2020, Economic Geology
  • "LA-ICP-MS dating of high-uranium columbite from no. 1 pegmatite at Dakalasu, the Chinese Altay orogen: Assessing effect of metamictization on age concordance," 2020, Lithos

Collaborative work is a notable feature of Linnen's research career. Frequent co-authors include:

  • Lee A. Groat
  • Tânia Martins
  • Iain M. Samson
  • David Good

Best Publications

  • Granitic Pegmatites as Sources of Strategic Metals

    Robert L. Linnen;Marieke Van Lichtervelde;Petr Černý

  • Columbite solubility in granitic melts: consequences for the enrichment and fractionation of Nb and Ta in the Earth's crust

    Robert L. Linnen;Hans Keppler

  • Melt composition control of Zr/Hf fractionation in magmatic processes

    Robert L. Linnen;Robert L. Linnen;Hans Keppler;Hans Keppler

  • The solubility of Nb-Ta-Zr-Hf-W in granitic melts with Li and Li + F; constraints for mineralization in rare metal granites and pegmatites

    Robert L. Linnen

  • The combined effects of fO2 and melt composition on SnO2 solubility and tin diffusivity in haplogranitic melts

    Robert L. Linnen;Michel Pichavant;François Holtz

  • High gold concentrations in sulphide-bearing magma under oxidizing conditions

    Roman E. Botcharnikov;Robert L. Linnen;Robert L. Linnen;Max Wilke;Francois Holtz

  • 13.21 – Geochemistry of the Rare-Earth Element, Nb, Ta, Hf, and Zr Deposits

    R.L. Linnen;I.M. Samson;A.E. Williams-Jones;A.R. Chakhmouradian

  • Textural Features and Chemical Evolution in Tantalum Oxides: Magmatic Versus Hydrothermal Origins for Ta Mineralization in the Tanco Lower Pegmatite, Manitoba, Canada

    Marieke Van Lichtervelde;Stefano Salvi;Didier Beziat;Robert L. Linnen

  • The effect of ƒo2 on the solubility, diffusion, and speciation of tin in haplogranitic melt at 850°C and 2 kbar

    Robert L. Linnen;Michel Pichavant;François Holtz;Simon Burgess

  • Trace element geochemistry by laser ablation ICP-MS of micas associated with Ta mineralization in the Tanco pegmatite, Manitoba, Canada

    Marieke Van Lichtervelde;Michel Grégoire;Robert L. Linnen;Didier Béziat

  • Solubility of cassiterite in evolved granitic melts: effect of T, fO2, and additional volatiles

    P. Bhalla;F. Holtz;R.L. Linnen;H. Behrens

  • Tungsten solubility in evolved granitic melts: An evaluation of magmatic wolframite

    Xu Dong Che;Xu Dong Che;Xu Dong Che;Robert L. Linnen;Robert L. Linnen;Ru Cheng Wang;Abdullah Aseri;Abdullah Aseri

  • REDOX AND SPECIATION OF TIN IN HYDROUS SILICATE GLASSES: A COMPARISON WITH Nb, Ta, Mo AND W

    François Farges;Robert L. Linnen;Gordon E. Brown

  • Effects of fluorine on the solubilities of Nb, Ta, Zr and Hf minerals in highly fluxed water-saturated haplogranitic melts

    Abdullah A. Aseri;Abdullah A. Aseri;Abdullah A. Aseri;Robert L. Linnen;Xu Dong Che;Yves Thibault

  • Solubility of manganotantalite and manganocolumbite in pegmatitic melts

    Alexander Bartels;Francois Holtz;Robert L. Linnen

  • Depth of emplacement, fluid provenance and metallogeny in granitic terranes: a comparison of western Thailand with other tin belts

    R. L. Linnen

  • The formation of lithium-rich pegmatites through multi-stage melting

    Unknown

  • Solubility of Au in Cl- and S-bearing hydrous silicate melts

    R.E. Botcharnikov;R.L. Linnen;F. Holtz

  • Granite-related rare-element deposits and experimental constraints on Ta-Nb-W-Sn-Zr-Hf mineralization, in Linnen R.L. and Samson I.M., eds., rare-element geochemistry and mineral deposits.

    R.L. Linnen;M. Cuney

  • Viscosity of flux-rich pegmatitic melts

    Alexander Bartels;Francesco Vetere;Francois Holtz;Harald Behrens

  • A filler-rod technique for controlling redox conditions in cold-seal pressure vessels

    William Matthews;Robert L. Linnen;Qiang Guo

  • Evolution of aqueous-carbonic fluids during contact metamorphism, wall-rock alteration, and molybdenite deposition at Trout Lake, British Columbia

    Robert L. Linnen;Anthony E. Williams-Jones

Frequent Co-Authors

Iain M. Samson
Iain M. Samson University of Windsor
Francois Holtz
Francois Holtz University of Hannover
Stefano Salvi
Stefano Salvi Paul Sabatier University
Hans Keppler
Hans Keppler University of Bayreuth
Gordon E. Brown
Gordon E. Brown Stanford University
Shoufa Lin
Shoufa Lin University of Waterloo
Harald Behrens
Harald Behrens University of Hannover
Rucheng Wang
Rucheng Wang Nanjing University
Peter C. Lightfoot
Peter C. Lightfoot Lightfoot Geoscience
Robert A. Creaser
Robert A. Creaser University of Alberta

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