World's Best Scientists 2026 revealed!
Alexander A. Nemchin

Alexander A. Nemchin

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 63 1604 1435 100 90 271 13535

Alexander A. Nemchin publications per year

The chart shows the history of publications by Alexander A. Nemchin between 1993 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alexander A. Nemchin published across 34 years, from 1993 to 2026, averaging 8.4 papers a year. Output peaked at 20 publications in 2015. 12 of the 287 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1993 to 2026. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2015. 1993: 1 publication 1994: 1 publication 1995: 0 publications 1996: 1 publication 1997: 4 publications 1998: 14 publications 1999: 6 publications 2000: 4 publications 2001: 7 publications 2002: 1 publication 2003: 4 publications 2004: 5 publications 2005: 6 publications 2006: 10 publications 2007: 5 publications 2008: 7 publications 2009: 7 publications 2010: 7 publications 2011: 5 publications 2012: 10 publications 2013: 18 publications 2014: 14 publications 2015: 20 publications 2016: 14 publications 2017: 17 publications 2018: 17 publications 2019: 14 publications 2020: 17 publications 2021: 18 publications 2022: 8 publications 2023: 4 publications 2024: 9 publications 2025: 9 publications 2026: 3 publications
1993 2026

287 publications in total across all disciplines

View publications per year as a table
Alexander A. Nemchin: publications per year, 1993 to 2026
Year Publications
1993 1
1994 1
1995 0
1996 1
1997 4
1998 14
1999 6
2000 4
2001 7
2002 1
2003 4
2004 5
2005 6
2006 10
2007 5
2008 7
2009 7
2010 7
2011 5
2012 10
2013 18
2014 14
2015 20
2016 14
2017 17
2018 17
2019 14
2020 17
2021 18
2022 8
2023 4
2024 9
2025 9
2026 3
Total 287
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Alexander A. Nemchin 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 Alexander A. Nemchin 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, 268–277 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: 271 publications — 82nd percentile

82% 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
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
268–277 147 271
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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Alexander A. Nemchin 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 Alexander A. Nemchin 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, 63 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: 63 D-Index — 83rd percentile

83% 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
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 63
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

Alexander A. Nemchin is affiliated with Curtin University in Australia, focusing on research within the fields of Physics and Astronomy and Earth and Planetary Sciences. Their scholarly work encompasses a variety of topics centered around planetary science, geochemistry, and geological analysis.

The primary areas of study in Nemchin's research include:

  • Planetary Science and Exploration
  • Astro and Planetary Science
  • Geological and Geochemical Analysis
  • Geology and Paleoclimatology Research
  • Isotope Analysis in Ecology
  • Geochemistry and Geologic Mapping
  • Earthquake and Tectonic Studies

Nemchin has contributed extensively to research published in key scientific venues. The most frequent publication outlets include:

  • Geochimica et Cosmochimica Acta
  • Earth and Planetary Science Letters
  • Meteoritics and Planetary Science
  • Chemical Geology
  • Mineralogical Journal

Among their recent papers are:

  • "Age and composition of young basalts on the Moon, measured from samples returned by Chang'e-5" (2021, Science)
  • "Constraining the formation and transport of lunar impact glasses using the ages and chemical compositions of Chang'e-5 glass beads" (2022, Science Advances)
  • "The internal structure and geodynamics of Mars inferred from a 4.2-Gyr zircon record" (2020, Proceedings of the National Academy of Sciences)
  • "The phases of the Moon: Modelling crystallisation of the lunar magma ocean through equilibrium thermodynamics" (2020, Earth and Planetary Science Letters)
  • "Pb-Pb ages and initial Pb isotopic composition of lunar meteorites: NWA 773 clan, NWA 4734, and Dhofar 287" (2020, Meteoritics and Planetary Science)

Nemchin collaborates frequently with other researchers, including:

  • Martin J. Whitehouse
  • J. F. Snape
  • Renaud Merle
  • G. G. Kenny
  • Leonid Shumlyanskyy

Best Publications

  • Early Palaeozoic orogenesis along the Indian margin of Gondwana: Tectonic response to Gondwana assembly

    Peter A. Cawood;Michael R.W. Johnson;Alexander A. Nemchin

  • Hadean crustal evolution revisited: New constraints from Pb-Hf isotope systematics of the Jack Hills zircons

    Ais Kemp;SA Wilde;Chris J Hawkesworth;Chris J Hawkesworth;Christopher D Coath

  • Granitoid evolution in the Late Archean Wutai Complex, North China Craton

    Simon A. Wilde;Peter A. Cawood;Kaiyi Wang;Alexander A. Nemchin

  • Internal structures of zircons from Archaean granites from the Darling Range batholith: implications for zircon stability and the interpretation of zircon U-Pb ages

    R. T. Pidgeon;A. A. Nemchin;G. J. Hitchen

  • Provenance record of a rift basin: U/Pb ages of detrital zircons from the Perth Basin, Western Australia

    P.A. Cawood;A.A. Nemchin

  • Sedimentary basin and detrital zircon record along East Laurentia and Baltica during assembly and breakup of Rodinia

    Peter A. Cawood;Alexander A. Nemchin;Rob Strachan;Tony Prave

  • Mesozoic crust-mantle interaction beneath the North China craton: A consequence of the dispersal of Gondwanaland and accretion of Asia

    Simon A. Wilde;Xinhua Zhou;Alexander A. Nemchin;Min Sun

  • Linking source and sedimentary basin: Detrital zircon record of sediment flux along a modern river system and implications for provenance studies

    Peter A. Cawood;Alexander A. Nemchin;Mike Freeman;Keith Sircombe

  • Age and composition of young basalts on the Moon, measured from samples returned by Chang'e-5.

    Xiaochao Che;Alexander Nemchin;Dunyi Liu;Tao Long

  • Petrology and geochemistry of crustally contaminated komatiitic basalts from the Vetreny Belt, southeastern Baltic Shield: Evidence for an early Proterozoic mantle plume beneath rifted Archean continental lithosphere

    I.S. Puchtel;K.M. Haase;A.W. Hofmann;C. Chauvel

  • Origin and age of the earliest Martian crust from meteorite NWA 7533

    M. Humayun;Alexander Nemchin;Alexander Nemchin;B. Zanda;B. Zanda;R. Hewins;R. Hewins

  • Single zircon ages from high-grade rocks of the Jianping Complex, Liaoning Province, NE China

    A Kröner;W.Y Cui;S.Q Wang;C.Q Wang

  • Zircon ages for high pressure granulites from South Bohemia, Czech Republic, and their connection to Carboniferous high temperature processes

    A. Kröner;P. J. O'Brien;A. A. Nemchin;R. T. Pidgeon

  • Paleogeographic development of the east Laurentian margin: Constraints from U-Pb dating of detrital zircons in the Newfoundland Appalachians

    Peter A. Cawood;Alexander A. Nemchin

  • Timing of crystallization of the lunar magma ocean constrained by the oldest zircon

    Alexander Nemchin;Nicholas Eric Timms;Robert Pidgeon;T. Geisler

  • Archaean to Neoproterozoic magmatic events in the Kaoko belt of NW Namibia and their geodynamic significance

    B. Seth;B. Seth;A. Kröner;Klaus Mezger;A.A. Nemchin

  • Source of the Dalradian Supergroup constrained by U-Pb dating of detrital zircon and implications for the East Laurentian margin

    Peter A. Cawood;Alexander A. Nemchin;Martin Smith;Staci L Loewy

  • Mobilization of radiogenic Pb in zircon revealed by ion imaging: Implications for early Earth geochronology

    Monika A. Kusiak;Monika A. Kusiak;Monika A. Kusiak;Martin J. Whitehouse;Simon A. Wilde;Alexander A. Nemchin

  • The mechanism of borosilicate glass corrosion revisited

    Thorsten Geisler;Thorsten Nagel;Matt R. Kilburn;Arne Janssen

  • Discordance of the U-Pb system in detrital zircons: implication for provenance studies of sedimentary rocks

    Alexander A. Nemchin;Peter A. Cawood

  • Determining precambrian crustal evolution in China: A case-study from Wutaishan, Shanxi Province, demonstrating the application of precise SHRIMP U-Pb geochronology

    Simon A. Wilde;Peter A. Cawood;Kaiyi Wang;Alexander Nemchin

Frequent Co-Authors

Martin J. Whitehouse
Martin J. Whitehouse Swedish Museum of Natural History
Robert T. Pidgeon
Robert T. Pidgeon Curtin University
Peter A. Cawood
Peter A. Cawood Monash University
Nicholas E. Timms
Nicholas E. Timms Curtin University
Simon A. Wilde
Simon A. Wilde Curtin University
Roger H. Hewins
Roger H. Hewins Rutgers, The State University of New Jersey
Aaron J. Cavosie
Aaron J. Cavosie Curtin University
Steven M. Reddy
Steven M. Reddy Curtin University
Alfred Kröner
Alfred Kröner Johannes Gutenberg University of Mainz
Thorsten Geisler
Thorsten Geisler University of Bonn

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