World's Best Scientists 2026 revealed!
Silvia Spezzaferri

Silvia Spezzaferri

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 30 9150 8507 191 185 212 3052

Silvia Spezzaferri publications per year

The chart shows the history of publications by Silvia Spezzaferri between 1990 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Silvia Spezzaferri published across 35 years, from 1990 to 2024, averaging 6.4 papers a year. Output peaked at 29 publications in 2018. 9 of the 224 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1990 to 2024. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 2018. 1990: 9 publications 1991: 4 publications 1992: 0 publications 1993: 4 publications 1994: 3 publications 1995: 3 publications 1996: 1 publication 1997: 1 publication 1998: 7 publications 1999: 1 publication 2000: 4 publications 2001: 4 publications 2002: 8 publications 2003: 0 publications 2004: 1 publication 2005: 16 publications 2006: 3 publications 2007: 8 publications 2008: 10 publications 2009: 11 publications 2010: 3 publications 2011: 3 publications 2012: 2 publications 2013: 4 publications 2014: 5 publications 2015: 13 publications 2016: 1 publication 2017: 5 publications 2018: 29 publications 2019: 9 publications 2020: 14 publications 2021: 24 publications 2022: 5 publications 2023: 6 publications 2024: 3 publications
1990 2024

224 publications in total across all disciplines

View publications per year as a table
Silvia Spezzaferri: publications per year, 1990 to 2024
Year Publications
1990 9
1991 4
1992 0
1993 4
1994 3
1995 3
1996 1
1997 1
1998 7
1999 1
2000 4
2001 4
2002 8
2003 0
2004 1
2005 16
2006 3
2007 8
2008 10
2009 11
2010 3
2011 3
2012 2
2013 4
2014 5
2015 13
2016 1
2017 5
2018 29
2019 9
2020 14
2021 24
2022 5
2023 6
2024 3
Total 224
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Silvia Spezzaferri 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 Silvia Spezzaferri 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, 208–217 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: 212 publications — 67th percentile

67% 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
208–217 292 212
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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Silvia Spezzaferri 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 Silvia Spezzaferri 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, 30 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: 30 D-Index — 2nd percentile

2% 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 30
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
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

Silvia Spezzaferri is affiliated with the University of Fribourg in Switzerland and has contributed extensively to research in Earth and Planetary Sciences and Environmental Science. Their work spans multiple subfields including Oceanography, Atmospheric Science, Ecology, Ocean Engineering, and Paleontology.

Their research topics cover a range of areas such as Geology and Paleoclimatology Research, Marine Biology and Ecology Research, Coral and Marine Ecosystems Studies, Isotope Analysis in Ecology, Paleontology and Stratigraphy of Fossils, Methane Hydrates and Related Phenomena, and Drilling and Well Engineering.

Silvia Spezzaferri has published in several notable scientific venues with frequent contributions to Zenodo (CERN European Organization for Nuclear Research), Ecological Indicators, Journal of Micropalaeontology, Earth and Planetary Science Letters, and PeerJ.

Major papers authored or co-authored by Silvia Spezzaferri include:

  • Assessing the impact of diagenesis on foraminiferal geochemistry from a low latitude, shallow-water drift deposit, 2020, Earth and Planetary Science Letters
  • Living (stained) foraminifera in the Lesser Syrtis (Tunisia): influence of pollution and substratum, 2020, PeerJ
  • Development of a benthic foraminifera based marine biotic index (Foram-AMBI) for the Gulf of Mexico: A decision support tool, 2020, Ecological Indicators
  • Macro- and micro-fauna from cold seeps in the Palmahim Disturbance (Israeli off-shore), with description of Waisiuconcha corsellii n.sp. (Bivalvia, Vesicomyidae), 2020, Deep Sea Research Part II Topical Studies in Oceanography
  • Biometry and taxonomy of Adriatic Ammonia species from Bellaria-Igea Marina (Italy), 2021, Journal of Micropalaeontology

Frequent collaborators include Kay-Christian Emeis, Alastair H.F. Robertson, Carl Richter, Marie-Madeleine Blanc-Valleron, and Ioanna Bouloubassi, each contributing to multiple joint publications.

Best Publications

  • The FOBIMO (FOraminiferal BIo-MOnitoring) initiative—Towards a standardised protocol for soft-bottom benthic foraminiferal monitoring studies

    Joachim Schönfeld;Elisabeth Alve;Emmanuelle Geslin;Frans Jorissen

  • Seven Million Years of Glaciation in Greenland

    H. C. Larsen;A. D. Saunders;P. D. Clift;J. Beget

  • Developing Foram-AMBI for biomonitoring in the Mediterranean: Species assignments to ecological categories

    Frans Jorissen;Maria Pia Nardelli;Ahuva Almogi-Labin;Christine Barras

  • Fossil and Genetic Evidence for the Polyphyletic Nature of the Planktonic Foraminifera "Globigerinoides", and Description of the New Genus Trilobatus

    Silvia Spezzaferri;Michal Kucera;Paul Nicholas Pearson;Bridget Susan Wade

  • The Global Stratotype Section and Point (GSSP) for the base of the neogene

    Fritz F. Steininger;M. P. Aubry;W. A. Berggren;M. Biolzi

  • Planktonic foraminiferal paleoclimatic implications across the Oligocene-Miocene transition in the oceanic record (Atlantic, Indian and South Pacific)

    Silvia Spezzaferri

  • The paleoenvironment of an early Middle Miocene Paratethys sequence in NE Austria with special emphasis on paleoecology of mollusks and foraminifera

    Oleg Mandic;Mathias Harzhauser;Silvia Spezzaferri;Martin Zuschin

  • The Miocene/Pliocene boundary in the Eastern Mediterranean : Results from Sites 967 and 969

    S. Spezzaferri;M. B. Cita;J. A. Mckenzie

  • Basin-scale paleobiogeography and paleoecology: an example from Karpatian (Latest Burdigalian) benthic and planktonic foraminifera and calcareous nannofossils from the Central Paratethys

    Silvia Spezzaferri;Stjepan Coric;Johann Hohenegger;Fred Rögl

  • MUD DIAPIRS OF THE MEDITERRANEAN RIDGE: SEDIMENTOLOGICAL AND MICROPALEONTOLOGICAL STUDY OF THE MUD BRECCIA

    Fabio Staffini;Silvia Spezzaferri;Fulvia Aghib

  • Oligocene planktonic foraminiferal biostratigraphy and paleoclimatic interpretation from Hole 538A, DSDP Leg 77, Gulf of Mexico

    Silvia Spezzaferri;Isabella Premoli Silva

  • Impact of industrial phosphate waste discharge on the marine environment in the Gulf of Gabes (Tunisia).

    Akram El Kateb;Claudio Stalder;Andres Rüggeberg;Christoph Neururer

  • Mise au point d'un protocole experimental de separation granulometrique d'assemblages de nannofossiles calcaires; applications paleoecologiques et geochimiques

    Fabrice Minoletti;Silvia Gardin;Elisabeth Nicot;Maurice Renard

  • Benthic foraminifera as bioindicator for cold-water coral reef ecosystems along the Irish margin

    Stephan Margreth;Andres Rüggeberg;Silvia Spezzaferri

  • Foraminiferal-based biotic indices to assess the ecological quality status of the Gulf of Gabes (Tunisia): Present limitations and future perspectives

    Akram El Kateb;Claudio Stalder;Michael Martínez-Colón;Guillem Mateu-Vicens

  • Assessing Coral Reef Health in the North Ari Atoll (Maldives) Using the FoRAM Index

    C. Pisapia;A. El Kateb;P. Hallock;S. Spezzaferri

  • Microfossils, a key to unravel cold-water carbonate mound evolution through time: Evidence from the Eastern Alboran Sea

    Claudio Stalder;Agostina Vertino;Antonietta Rosso;Andres Rüggeberg

  • A two million year record of low-latitude aridity linked to continental weathering from the Maldives

    Tereza Kunkelova;Simon J. A. Jung;Erica S. de Leau;Nick Odling

  • New insights on coral mound development from groundtruthed high-resolution ROV-mounted multibeam imaging

    Aaron Lim;Veerle A.I. Huvenne;Agostina Vertino;Agostina Vertino;Silvia Spezzaferri

  • Growth and demise of cold-water coral ecosystems on mud volcanoes in the West Alboran Sea: The messages from the planktonic and benthic foraminifera

    Stephan Margreth;Giordana Gennari;Andres Rüggeberg;Andres Rüggeberg;Menchu C. Comas

  • Correlation between pollution and decline of Scleractinian Cladocora caespitosa (Linnaeus, 1758) in the Gulf of Gabes.

    Akram El Kateb;Claudio Stalder;Christoph Neururer;Chiara Pisapia

  • 15. COUPLED EARLY PLIOCENE-MIDDLE MIOCENE BIO-CYCLOSTRATIGRAPHY OF SITE 1006 REVEALS ORBITALLY INDUCED CYCLICITY PATTERNS OF GREAT BAHAMA BANK CARBONATE PRODUCTION 1

    D. Kroon;T. Williams;C. Pirmez;S. Spezzaferri

  • Marine biotic signals across a late Eocene impact layer at Massignano, Italy: evidence for long-term environmental perturbations?

    R. Coccioni;D. Basso;H. Brinkhuis;S. Galeotti

Frequent Co-Authors

Isabella Premoli Silva
Isabella Premoli Silva University of Milan
Dick Kroon
Dick Kroon University of Edinburgh
Christian Betzler
Christian Betzler Universität Hamburg
Jean Henriet
Jean Henriet Ghent University
James D. Wright
James D. Wright Rutgers, The State University of New Jersey
Richard K. Olsson
Richard K. Olsson Rutgers, The State University of New Jersey
Paul Nicholas Pearson
Paul Nicholas Pearson Cardiff University
John J. G. Reijmer
John J. G. Reijmer Vrije Universiteit Amsterdam
Luigi Jovane
Luigi Jovane Universidade de São Paulo
Gregor P. Eberli
Gregor P. Eberli University of Miami

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