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Alessandro Sbrana

Alessandro Sbrana

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 44 4748 4372 122 116 161 6819

Alessandro Sbrana publications per year

The chart shows the history of publications by Alessandro Sbrana between 1981 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alessandro Sbrana published across 45 years, from 1981 to 2025, averaging 4.1 papers a year. Output peaked at 13 publications in 2011. 1 of the 186 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1981 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 2011. 1981: 1 publication 1982: 0 publications 1983: 2 publications 1984: 0 publications 1985: 1 publication 1986: 1 publication 1987: 2 publications 1988: 1 publication 1989: 2 publications 1990: 1 publication 1991: 5 publications 1992: 2 publications 1993: 2 publications 1994: 6 publications 1995: 7 publications 1996: 8 publications 1997: 3 publications 1998: 11 publications 1999: 5 publications 2000: 7 publications 2001: 8 publications 2002: 3 publications 2003: 8 publications 2004: 9 publications 2005: 5 publications 2006: 4 publications 2007: 5 publications 2008: 10 publications 2009: 3 publications 2010: 7 publications 2011: 13 publications 2012: 7 publications 2013: 10 publications 2014: 2 publications 2015: 5 publications 2016: 6 publications 2017: 0 publications 2018: 5 publications 2019: 0 publications 2020: 3 publications 2021: 2 publications 2022: 1 publication 2023: 2 publications 2024: 0 publications 2025: 1 publication
1981 2025

186 publications in total across all disciplines

View publications per year as a table
Alessandro Sbrana: publications per year, 1981 to 2025
Year Publications
1981 1
1982 0
1983 2
1984 0
1985 1
1986 1
1987 2
1988 1
1989 2
1990 1
1991 5
1992 2
1993 2
1994 6
1995 7
1996 8
1997 3
1998 11
1999 5
2000 7
2001 8
2002 3
2003 8
2004 9
2005 5
2006 4
2007 5
2008 10
2009 3
2010 7
2011 13
2012 7
2013 10
2014 2
2015 5
2016 6
2017 0
2018 5
2019 0
2020 3
2021 2
2022 1
2023 2
2024 0
2025 1
Total 186
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Alessandro Sbrana publications per year - data summary

  • Alessandro Sbrana, a Earth Science scholar from University of Pisa, has 186 publications recorded across 45 years, from 1981 to 2025.
  • The oldest publication on record dates to 1981 and the most recent to 2025.
  • The most productive year is 2011, with 13 publications.
  • The least productive years with any output are 1981, 1985, 1986, 1988 and others, with 1 publication each.
  • 5 of the 45 years in the span carry no publications at all (1982, 1984, 2017, 2019 and others).
  • The rate of publication averages 4.1 papers per year over the whole span, or 4.7 per year counting only the 40 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 6 publications, 3% of the career total.
  • Split into equal eras - 1981-1995: 33 publications (2.2 per year); 1996-2010: 96 publications (6.4 per year); 2011-2025: 57 publications (3.8 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Alessandro Sbrana 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 Alessandro Sbrana 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, 158–167 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: 161 publications — 45th percentile

45% 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
158–167 458 161
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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Alessandro Sbrana publication distribution in Earth Science in 2026 - data summary

  • The chart plots the publication count of all 9,176 Earth Science scientists ranked by Research.com in 2026, grouped into 58 ranges running from 38–47 to 603+ publications.
  • Alessandro Sbrana, a Earth Science scholar from University of Pisa, records 161 publications - the 45th percentile of the discipline.
  • 45% of ranked Earth Science scientists score the same or lower than Alessandro Sbrana, and about 55% score higher.
  • The median of the discipline falls in the 168–177 publications range, and Alessandro Sbrana ranks below the median.
  • The most crowded range is 128–137 publications, holding 557 scientists (6% of the field).
  • 58% of the field sits in the lowest quarter of the value range (up to 178–187 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 603 publications or more, 100 scientists in all (1% of the field).

Alessandro Sbrana 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 Alessandro Sbrana 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, 44 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: 44 D-Index — 50th percentile

50% 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 44
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
Download as CSV

Alessandro Sbrana D-index placement in Earth Science in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 9,176 Earth Science scientists ranked by Research.com in 2026, grouped into 77 ranges running from 30 to 106+ D-Index.
  • Alessandro Sbrana, a Earth Science scholar from University of Pisa, records 44 D-Index - the 50th percentile of the discipline.
  • 50% of ranked Earth Science scientists score the same or lower than Alessandro Sbrana, and about 50% score higher.
  • The median of the discipline falls in the 44 D-Index range, and Alessandro Sbrana falls inside that same range.
  • The most crowded range is 36 D-Index, holding 389 scientists (4% of the field).
  • 62% of the field sits in the lowest quarter of the value range (up to 49 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 106 D-Index or more, 98 scientists in all (1% of the field).

Overview

Alessandro Sbrana is affiliated with the University of Pisa in Italy, focusing research efforts primarily within Earth and Planetary Sciences. Their scholarly work spans multiple interconnected fields, including Environmental Science and Agricultural and Biological Sciences.

The research conducted by Alessandro Sbrana extensively covers subfields such as Geophysics, Plant Science, Atmospheric Science, Global and Planetary Change, and Environmental Engineering. Their contributions are associated with several core topics: Geological and Geochemical Analysis, Geology and Paleoclimatology Research, earthquake and tectonic studies, CO2 Sequestration and Geologic Interactions, Maritime and Coastal Archaeology, Geological formations and processes, and Atmospheric and Environmental Gas Dynamics.

Recent publication venues where Alessandro Sbrana's work has appeared include:

  • Journal of Maps
  • Journal of Volcanology and Geothermal Research
  • Frontiers in Earth Science
  • Energies
  • Scientific Reports

Alessandro Sbrana's recent papers include:

  • Volcanic evolution of the Somma-Vesuvius Complex (Italy), 2020, Journal of Maps
  • The Phlegrean Fields volcanological evolution, 2021, Journal of Maps
  • Natural CO2 degassing in the Mount Amiata volcanic-geothermal area, 2020, Journal of Volcanology and Geothermal Research
  • The Volcano-Tectonics of the Northern Sector of Ischia Island Caldera (Southern Italy): Resurgence, Subsidence and Earthquakes, 2022, Frontiers in Earth Science
  • Analysis of Natural and Power Plant CO2 Emissions in the Mount Amiata (Italy) Volcanic-Geothermal Area Reveals Sustainable Electricity Production at Zero Emissions, 2021, Energies

Collaborations with other researchers have been a notable aspect of Alessandro Sbrana's work. Frequent co-authors include:

  • Paola Marianelli
  • Giuseppe Pasquini
  • Michele Sbrana
  • Valentina Ciani
  • Beatrice Giuntoli

Best Publications

  • Age and whole rock–glass compositions of proximal pyroclastics from the major explosive eruptions of Somma-Vesuvius: A review as a tool for distal tephrostratigraphy

    Roberto Santacroce;Raffaello Cioni;Paola Marianelli;Alessandro Sbrana

  • Mediterranean Sea Surface Radiocarbon Reservoir Age Changes Since the Last Glacial Maximum

    Giuseppe Siani;Martine Paterne;Elisabeth Michel;Roberto Sulpizio

  • Plio-Pleistocene geological evolution of the geothermal area of Tuscany and Latium

    F Barberi;G Buonasorte;R Cioni;A Fiordelisi

  • Pyroclastic deposits as a guide for reconstructing the multi-stage evolution of the Somma-Vesuvius Caldera

    Raffaello Cioni;Roberto Santacroce;Alessandro Sbrana

  • The phlegraean fields: Structural evolution, volcanic history and eruptive mechanisms

    M. Rosi;A. Sbrana;C. Principe

  • Compositional Layering and Syn-eruptive Mixing of a Periodically Refilled Shallow Magma Chamber: the AD 79 Plinian Eruption of Vesuvius

    Raffaello Cioni;Lucia Civetta;Paola Marianelli;Nicole Metrich

  • Structural evolution of Campi Flegrei caldera in light of volcanological and geophysical data

    F. Barberi;E. Cassano;P. La Torre;A. Sbrana

  • Rare-earth element (REE) behaviour in the alteration facies of the active magmatic hydrothermal system of Vulcano (Aeolian Islands, Italy)

    Paolo Fulignati;Anna Gioncada;Alessandro Sbrana

  • Tephrostratigraphy study for the last 18,000 14 C years in a deep-sea sediment sequence for the South Adriatic

    Giuseppe Siani;Roberto Sulpizio;Martine Paterne;Alessandro Sbrana

  • Caldera unrest prior to intense volcanism in Campi Flegrei (Italy) at 4.0 ka B.P.: Implications for caldera dynamics and future eruptive scenarios

    Roberto Isaia;Paola Marianelli;Alessandro Sbrana

  • Shallow and deep reservoirs involved in magma supply of the 1944 eruption of Vesuvius

    Paola Marianelli;Nicole Métrich;Alessandro Sbrana

  • The somma-vesuvius magma chamber: a petrological and volcanological approach

    F. Barberi;H. Bizouard;R. Clocchiatti;N. Metrich

  • Magmatic and phreatomagmatic phases in explosive eruptions of Vesuvius as deduced by grain-size and component analysis of the pyroclastic deposits

    F Barberi;Ra Cioni;Mauro Rosi;Roberto Santacroce

  • The Phlegraean Fields; magma evolution within a shallow chamber

    P. Armienti;F. Barberi;H. Bizojard;R. Clocchiatti

  • Magma chamber of the Campi Flegrei supervolcano at the time of eruption of the Campanian Ignimbrite

    Paola Marianelli;Alessandro Sbrana;Monica Proto

  • Petrology and geochemistry of the ultrapotassic rocks from the Sabatini Volcanic District, central Italy: the role of evolutionary processes in the genesis of variably enriched alkaline magmas

    Sandro Conticelli;Lorella Francalanci;Piero Manetti;Raffaello Cioni

  • The deep structure of the Eolian arc (Filicudi-Panarea-Vulcano sector) in light of gravity, magnetic and volcanological data

    F Barberi;A Gandino;Anna Gioncada;P La Torre

  • Mafic magma batches at Vesuvius: a glass inclusion approach to the modalities of feeding stratovolcanoes

    Paola Marianelli;N Metrich;Roberto Santacroce;Alessandro Sbrana

  • Assessing pyroclastic fall hazard through field data and numerical simulations: Example from Vesuvius

    Raffaello Cioni;Antonella Longo;Giovanni Macedonio;Roberto Santacroce

  • A study of melt inclusions at Vulcano (Aeolian Islands, Italy): insights on the primitive magmas and on the volcanic feeding system

    Anna Gioncada;R Clocchiatti;Alessandro Sbrana;P Bottazzi

  • Explanatory notes to the geological map

    C Principe;Mauro Rosi;Roberto Santacroce;Alessandro Sbrana

Frequent Co-Authors

Roberto Santacroce
Roberto Santacroce University of Pisa
Anna Gioncada
Anna Gioncada University of Pisa
Raffaello Cioni
Raffaello Cioni University of Florence
Mauro Rosi
Mauro Rosi University of Pisa
Lucia Gurioli
Lucia Gurioli University of Clermont Auvergne
Roberto Isaia
Roberto Isaia National Institute of Geophysics and Volcanology
Roberto Sulpizio
Roberto Sulpizio University of Bari Aldo Moro
Nicole Métrich
Nicole Métrich Institut de Physique du Globe de Paris
Lucia Civetta
Lucia Civetta University of Naples Federico II
Daniele Andronico
Daniele Andronico National Institute of Geophysics and Volcanology

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