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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 38 6664 6180 47 44 125 3797

C. Manikyamba publications per year

The chart shows the history of publications by C. Manikyamba between 1993 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. C. Manikyamba published across 33 years, from 1993 to 2025, averaging 4 papers a year. Output peaked at 19 publications in 2020. 11 of the 132 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1993 to 2025. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2020. 1993: 1 publication 1994: 0 publications 1995: 2 publications 1996: 0 publications 1997: 3 publications 1998: 2 publications 1999: 1 publication 2000: 0 publications 2001: 0 publications 2002: 2 publications 2003: 0 publications 2004: 2 publications 2005: 2 publications 2006: 3 publications 2007: 4 publications 2008: 3 publications 2009: 1 publication 2010: 1 publication 2011: 2 publications 2012: 4 publications 2013: 3 publications 2014: 3 publications 2015: 8 publications 2016: 7 publications 2017: 6 publications 2018: 6 publications 2019: 8 publications 2020: 19 publications 2021: 9 publications 2022: 12 publications 2023: 7 publications 2024: 4 publications 2025: 7 publications
1993 2025

132 publications in total across all disciplines

View publications per year as a table
C. Manikyamba: publications per year, 1993 to 2025
Year Publications
1993 1
1994 0
1995 2
1996 0
1997 3
1998 2
1999 1
2000 0
2001 0
2002 2
2003 0
2004 2
2005 2
2006 3
2007 4
2008 3
2009 1
2010 1
2011 2
2012 4
2013 3
2014 3
2015 8
2016 7
2017 6
2018 6
2019 8
2020 19
2021 9
2022 12
2023 7
2024 4
2025 7
Total 132
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C. Manikyamba 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 C. Manikyamba 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: 125 publications — 25th percentile

25% 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
118–127 540 125
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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C. Manikyamba 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 C. Manikyamba 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, 38 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: 38 D-Index — 31st percentile

31% 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 38
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

C. Manikyamba is affiliated with the Council of Scientific and Industrial Research in India and has contributed extensively to research in Earth and Planetary Sciences. Their work primarily focuses on geological and geochemical analysis, earthquake and tectonic studies, geochemistry and geologic mapping, as well as geochemistry and elemental analysis.

The scientist's research spans several subfields, including geophysics, artificial intelligence, geochemistry and petrology, paleontology, and inorganic chemistry. This multidisciplinary approach has supported investigations into the Earth's structural and compositional framework and the dynamic processes shaping its evolution.

Frequent publication venues for Manikyamba's work include the Geological Journal, Journal of the Geological Society of India, Lithos, Precambrian Research, and the Journal of Earth System Science. These journals reflect a focus on both regional and broader geoscientific topics.

Among their recent publications are:

  • Abiotic anoxic iron oxidation, formation of Archean banded iron formations, and the oxidation of early Earth, 2022, Earth and Planetary Science Letters
  • Mesoarchean gabbro-anorthosite complex from Singhbhum Craton, India, 2020, Lithos
  • Tectono-magmatic evolution of Tethyan oceanic lithosphere in supra subduction zone fore arc regime: Geochemical fingerprints from crust-mantle sections of Naga Hills Ophiolite, 2020, Geoscience Frontiers
  • Emergence of robust carbon quantum dots as nano-tracer for groundwater studies, 2020, Diamond and Related Materials
  • Mafic volcanic rocks of western Iron Ore Group, Singhbhum Craton, eastern India: Geochemical evidence for ocean-continent convergence, 2020, Geological Journal

Collaborations form an important aspect of their research work. Frequent coauthors include Arijit Pahari, M. Santosh, Sohini Ganguly, K.S.V. Subramanyam, and Jyotisankar Ray, indicating active partnerships within the geoscience research community.

Manikyamba's main research topics comprise:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • Geochemistry and Geologic Mapping
  • Geochemistry and Elemental Analysis
  • High-pressure Geophysics and Materials
  • Paleontology and Stratigraphy of Fossils
  • Radioactive Element Chemistry and Processing

This body of work contributes to understanding the complex processes within the Earth's crust and mantle, the evolution of geological structures, and the chemistry of Earth materials. The integration of artificial intelligence alongside conventional geophysical methods points to a modern approach in analyzing geological data.

Best Publications

  • Eastern Dharwar Craton, India: Continental lithosphere growth by accretion of diverse plume and arc terranes

    C. Manikyamba;Robert Kerrich

  • Rapid Determination of REEs, PGEs, and Other Trace Elements in Geological and Environmental Materials by High Resolution Inductively Coupled Plasma Mass Spectrometry

    M. Satyanarayanan;V. Balaram;S.S. Sawant;K.S.V. Subramanyam

  • Enriched and depleted arc basalts, with Mg-andesites and adakites: A potential paired arc–back-arc of the 2.6 Ga Hutti greenstone terrane, India

    C. Manikyamba;R. Kerrich;Tarun C. Khanna;M. Satyanarayanan

  • Boninites from the Neoarchaean Gadwal greenstone belt, Eastern Dharwar Craton, India: Implications for Archaean subduction processes

    Chakravadhanula Manikyamba

  • Geochemistry of the NeoArchaean high-Mg basalts, boninites and adakites from the Kushtagi–Hungund greenstone belt of the Eastern Dharwar Craton (EDC); implications for the tectonic setting

    S.M. Naqvi;R.M.K. Khan;C. Manikyamba;M.Ram Mohan

  • Mesoproterozoic kimberlites in south India: A possible link to ∼1.1 Ga global magmatism

    Anil Kumar;Larry M. Heaman;C. Manikyamba

  • Geochemical systematics of komatiite–tholeiite and adakitic-arc basalt associations: The role of a mantle plume and convergent margin in formation of the Sandur Superterrane, Dharwar craton, India

    C. Manikyamba;R. Kerrich;T.C. Khanna;A. Keshav Krishna

  • Geochemical systematics of tholeiitic basalts from the 2.7 Ga Ramagiri-Hungund composite greenstone belt, Dharwar craton

    C. Manikyamba

  • Geochemical signatures of polygenetic origin of a banded iron formation (BIF) of the Archaean Sandur greenstone belt (schist belt) Karnataka nucleus, India

    C. Manikyamba;V. Balaram;S.M. Naqvi

  • Geochemistry of alkaline basalts and associated high-Mg basalts from the 2.7Ga Penakacherla Terrane, Dharwar craton, India: An Archean depleted mantle-OIB array

    C. Manikyamba;Robert Kerrich

  • Zircon U-Pb geochronology, Lu-Hf isotope systematics, and geochemistry of bimodal volcanic rocks and associated granitoids from Kotri Belt, Central India: Implications for Neoarchean–Paleoproterozoic crustal growth

    C. Manikyamba;M. Santosh;M. Santosh;B. Chandan Kumar;B. Chandan Kumar;S. Rambabu

  • Petrographic characteristics and carbon isotopic composition of Permian coal: Implications on depositional environment of Sattupalli coalfield, Godavari Valley, India

    Prakash K. Singh;M.P. Singh;P.K. Prachiti;M.S. Kalpana

  • Volcano-sedimentary and metallogenic records of the Dharwar greenstone terranes, India: Window to Archean plate tectonics, continent growth, and mineral endowment

    C. Manikyamba;Sohini Ganguly;M. Santosh;M. Santosh;K.S.V. Subramanyam

  • Crustal growth processes as illustrated by the Neoarchaean intraoceanic magmatism from Gadwal greenstone belt, Eastern Dharwar Craton, India

    C. Manikyamba;Tarun C. Khanna

  • Geochemistry of FeMn formations of the Archaean Sandur schist belt, India - mixing of clastic and chemical processes at a shallow shelf

    C. Manikyamba;S.M. Naqvi

  • Boninitic metavolcanic rocks and island arc tholeiites from the Older Metamorphic Group (OMG) of Singhbhum Craton, eastern India: Geochemical evidence for Archean subduction processes

    C. Manikyamba;Jyotisankar Ray;Sohini Ganguly;Sohini Ganguly;M. Rajanikanta Singh

  • Geochemistry of Paleoproterozoic black shales from the Intracontinental Cuddapah basin, India: implications for provenance, tectonic setting, and weathering intensity

    C. Manikyamba;Robert Kerrich;Ignacio González-Álvarez;Ignacio González-Álvarez;Ramavati Mathur

  • Neoarchaean felsic volcanic rocks from the Shimoga greenstone belt, Dharwar Craton, India: Geochemical fingerprints of crustal growth at an active continental margin

    C. Manikyamba;Abhishek Saha;M. Santosh;Sohini Ganguly

  • Gold mineralisation and alteration of Penakacherla schist belt, India, constraints on Archaean subduction and fluid processes

    C. Manikyamba;S.M. Naqvi;M. Ram Mohan;T. Gnaneshwar Rao

  • Determination of rare earth elements in Japanese rock standards by inductively coupled plasma-mass spectrometry

    V. Balaram;V. K. Saxena;C. Manikyamba;S. L. Ramesh

  • Neoarchean arc–juvenile back-arc magmatism in eastern Dharwar Craton, India: Geochemical fingerprints from the basalts of Kadiri greenstone belt

    C. Manikyamba;Sohini Ganguly;M. Santosh;Abhishek Saha

Frequent Co-Authors

M. Santosh
M. Santosh China University of Geosciences
Robert Kerrich
Robert Kerrich University of Saskatchewan
Vysetti Balaram
Vysetti Balaram National Geophysical Research Institute
Toshiaki Tsunogae
Toshiaki Tsunogae University of Tsukuba
Surendra P. Verma
Surendra P. Verma National Autonomous University of Mexico
Larry M. Heaman
Larry M. Heaman University of Alberta
Ali Polat
Ali Polat University of Windsor
Franco Pirajno
Franco Pirajno University of Western Australia
Derek A. Wyman
Derek A. Wyman University of Sydney
Yunpeng Dong
Yunpeng Dong Northwest University

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