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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 53 13291 11966 446 404 118 7860

Riccardo Spaccini publications per year

The chart shows the history of publications by Riccardo Spaccini between 1999 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Riccardo Spaccini published across 27 years, from 1999 to 2025, averaging 6.1 papers a year. Output peaked at 14 publications in 2025. 25 of the 165 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1999 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2025. 1999: 1 publication 2000: 5 publications 2001: 2 publications 2002: 3 publications 2003: 1 publication 2004: 4 publications 2005: 2 publications 2006: 4 publications 2007: 5 publications 2008: 9 publications 2009: 9 publications 2010: 6 publications 2011: 3 publications 2012: 8 publications 2013: 12 publications 2014: 3 publications 2015: 5 publications 2016: 7 publications 2017: 6 publications 2018: 5 publications 2019: 7 publications 2020: 7 publications 2021: 10 publications 2022: 4 publications 2023: 12 publications 2024: 11 publications 2025: 14 publications
1999 2025

165 publications in total across all disciplines

View publications per year as a table
Riccardo Spaccini: publications per year, 1999 to 2025
Year Publications
1999 1
2000 5
2001 2
2002 3
2003 1
2004 4
2005 2
2006 4
2007 5
2008 9
2009 9
2010 6
2011 3
2012 8
2013 12
2014 3
2015 5
2016 7
2017 6
2018 5
2019 7
2020 7
2021 10
2022 4
2023 12
2024 11
2025 14
Total 165
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Riccardo Spaccini publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Riccardo Spaccini sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 101–120 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 118 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623 118
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Riccardo Spaccini D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Riccardo Spaccini sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 52–53 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 53 D-Index — 28th percentile

28% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872 53
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Riccardo Spaccini is affiliated with the University of Naples Federico II in Italy and focuses research primarily in Agricultural and Biological Sciences and Environmental Science. Their work engages deeply with areas such as Plant Science, Soil Science, and Pollution, with a particular emphasis on topics related to plant growth enhancement, soil carbon and nitrogen dynamics, and composting techniques.

Their frequent research collaborations include working with Mariavittoria Verrillo, Alessandro Piccolo, Silvana Cangemi, Vincenza Cozzolino, and Fábio Lopes Olivares.

Key recent publications by Riccardo Spaccini include the following:

  • Bioactivity and antimicrobial properties of chemically characterized compost teas from different green composts, 2020, Waste Management
  • Infrared spectra of soil organic matter under a primary vegetation sequence, 2020, Chemical and Biological Technologies in Agriculture
  • Humic substances from green compost increase bioactivity and antibacterial properties of essential oils in Basil leaves, 2021, Chemical and Biological Technologies in Agriculture
  • Humic extracts from hydrochar and Amazonian Anthrosol: Molecular features and metal binding properties using EEM-PARAFAC and 2D FTIR correlation analyses, 2020, Chemosphere
  • Acclimation with humic acids enhances maize and tomato tolerance to salinity, 2021, Chemical and Biological Technologies in Agriculture

Riccardo Spaccini has a notable pattern of contributing research in the following publication venues:

  • Chemical and Biological Technologies in Agriculture
  • Plants
  • Plant and Soil
  • Chemosphere
  • Geoderma

The scientific topics emphasized in their research cover a range of areas, including:

  • Plant Growth Enhancement Techniques
  • Soil Carbon and Nitrogen Dynamics
  • Composting and Vermicomposting Techniques
  • Heavy metals in environment
  • Phytochemicals and Antioxidant Activities
  • Isotope Analysis in Ecology
  • Growth and nutrition in plants

The research interests also extend to subfields like Ecology and Biomaterials. This breadth of study reflects an integrated approach to understanding the interactions between soil properties, plant physiology, and environmental factors.

Best Publications

  • Increased soil organic carbon sequestration through hydrophobic protection by humic substances

    R. Spaccini;A. Piccolo;P. Conte;G. Haberhauer

  • Soil remediation: humic acids as natural surfactants in the washings of highly contaminated soils

    Pellegrino Conte;Anna Agretto;Riccardo Spaccini;Alessandro Piccolo

  • Chemical composition and bioactivity properties of size-fractions separated from a vermicompost humic acid

    Luciano P. Canellas;Alessandro Piccolo;Leonardo B. Dobbss;Riccardo Spaccini

  • Linking organic matter chemistry with soil aggregate stability: Insight from 13C NMR spectroscopy

    Tushar C. Sarker;Guido Incerti;Riccardo Spaccini;Alessandro Piccolo

  • Relationship between molecular characteristics of soil humic fractions and glycolytic pathway and krebs cycle in maize seedlings

    Serenella Nardi;Adele Muscolo;Silvia Vaccaro;Salvatore Baiano

  • Bioactivity of Chemically Transformed Humic Matter from Vermicompost on Plant Root Growth

    Leonardo Barros Dobbss;Luciano Pasqualoto Canellas;Fábio Lopes Olivares;Natália Oliveira Aguiar

  • State of the art of CPMAS 13C-NMR spectroscopy applied to natural organic matter

    Pellegrino Conte;Riccardo Spaccini;Alessandro Piccolo

  • Transformation of organic matter from maize residues into labile and humic fractions of three European soils as revealed by 13C distribution and CPMAS-NMR spectra

    R. Spaccini;A. Piccolo;G. Haberhauer;M. H. Gerzabek

  • Molecular characteristics of humic acids extracted from compost at increasing maturity stages

    Riccardo Spaccini;Alessandro Piccolo

  • Changes of humic substances characteristics from forested to cultivated soils in Ethiopia

    R. Spaccini;J.S.C. Mbagwu;P. Conte;A. Piccolo

  • Carbohydrates in water-stable aggregates and particle size fractions of forested and cultivated soils in two contrasting tropical ecosystems

    R. Spaccini;A. Zena;C.A. Igwe;J.S.C. Mbagwu

  • SEQUESTRATION OF A BIOLOGICALLY LABILE ORGANIC CARBON IN SOILS BY HUMIFIED ORGANIC MATTER

    Allessandro Piccolo;Riccardo Spaccini;Rolf Nieder;Joerg Richter

  • Molecular and isotopic study of lipids in particle size fractions of a sandy cultivated soil (Cestas cultivation sequence, southwest France) : Sources, degradation, and comparison with Cestas forest soil

    K. Quénéa;C. Largeau;S. Derenne;R. Spaccini

  • Soil washing with solutions of humic substances from manure compost removes heavy metal contaminants as a function of humic molecular composition

    Alessandro Piccolo;Riccardo Spaccini;Antonio De Martino;Francesco Scognamiglio

  • The molecular characteristics of compost affect plant growth, arbuscular mycorrhizal fungi, and soil microbial community composition

    Vincenza Cozzolino;Vincenzo Di Meo;Hiarhi Monda;Riccardo Spaccini

  • Chemical properties of humic matter as related to induction of plant lateral roots

    L. P. Canellas;L. B. Dobbss;A. L. Oliveira;J. G. Chagas

  • Molecular changes in particulate organic matter (POM) in a typical Chinese paddy soil under different long-term fertilizer treatments

    P. Zhou;G. X. Pan;R. Spaccini;A. Piccolo

  • Relationships Between Chemical Characteristics and Root Growth Promotion of Humic Acids Isolated From Brazilian Oxisols

    Luciano P. Canellas;Riccardo Spaccini;Alessandro Piccolo;Leonardo B. Dobbss

  • Decomposition of black locust and black pine leaf litter in two coeval forest stands on Mount Vesuvius and dynamics of organic components assessed through proximate analysis and NMR spectroscopy

    Anna De Marco;Riccardo Spaccini;Paola Vittozzi;Fabrizio Esposito

  • Molecular characterization of compost at increasing stages of maturity. 2. Thermochemolysis-GC-MS and 13C-CPMAS-NMR spectroscopy.

    Riccardo Spaccini;Alessandro Piccolo

  • Polymerization of humic substances by an enzyme-catalyzed oxidative coupling

    A. Piccolo;A. Cozzolino;P. Conte;R. Spaccini

Frequent Co-Authors

Alessandro Piccolo
Alessandro Piccolo University of Naples Federico II
Luciano Pasqualoto Canellas
Luciano Pasqualoto Canellas State University of Norte Fluminense
Fábio Lopes Olivares
Fábio Lopes Olivares State University of Norte Fluminense
Marco Trevisan
Marco Trevisan Catholic University of the Sacred Heart
Massimo Zaccardelli
Massimo Zaccardelli Council for Agricultural Research and Economics
Giuliano Bonanomi
Giuliano Bonanomi University of Naples Federico II
Martin H. Gerzabek
Martin H. Gerzabek BOKU University
Georg Haberhauer
Georg Haberhauer BOKU University
Stefano Mazzoleni
Stefano Mazzoleni University of Naples Federico II
Serenella Nardi
Serenella Nardi University of Padua

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