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Engineering and Technology
Brazil
2026
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Environmental Sciences
Brazil
2026

D-Index & Metrics

Environmental Sciences

D-Index
63
Citations
14460
World Ranking
2470
National Ranking
9

Engineering and Technology

D-Index
63
Citations
14002
World Ranking
1780
National Ranking
2

Marcelo Zaiat publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Marcelo Zaiat sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 327 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Marcelo Zaiat D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Marcelo Zaiat sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

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 107 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Engineering and Technology in Brazil Leader Award
  • 2026 - Research.com Environmental Sciences in Brazil Leader Award
  • 2025 - Research.com Engineering and Technology in Brazil Leader Award
  • 2023 - Research.com Engineering and Technology in Brazil Leader Award
  • 2022 - Research.com Engineering and Technology in Brazil Leader Award

Overview

Marcelo Zaiat is affiliated with the Universidade de São Paulo in Brazil. Their research primarily spans the fields of Engineering and Environmental Science, with significant contributions to subfields such as Biomedical Engineering, Building and Construction, Pollution, Molecular Biology, and Health, Toxicology and Mutagenesis.

The scientist's work covers a range of topics which include:

  • Anaerobic Digestion and Biogas Production
  • Biofuel production and bioconversion
  • Microbial Metabolic Engineering and Bioproduction
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Wastewater Treatment and Nitrogen Removal
  • Microbial Fuel Cells and Bioremediation
  • Sugarcane Cultivation and Processing

Among recent publications by Marcelo Zaiat are the following papers:

  • Influence of organic loading rate on ciprofloxacin and sulfamethoxazole biodegradation in anaerobic fixed bed biofilm reactors, 2020, Journal of Environmental Management
  • Stimulation and inhibition of direct interspecies electron transfer mechanisms within methanogenic reactors by adding magnetite and granular actived carbon, 2021, Chemical Engineering Journal
  • Reactor start-up strategy as key for high and stable hydrogen production from cheese whey thermophilic dark fermentation, 2021, International Journal of Hydrogen Energy
  • Value-added soluble metabolite production from sugarcane vinasse within the carboxylate platform: An application of the anaerobic biorefinery beyond biogas production, 2020, Fuel
  • Enhancing the gas-liquid mass transfer during microbial electrosynthesis by the variation of CO2 flow rate, 2020, Process Biochemistry

Frequent coauthors who have collaborated extensively with Marcelo Zaiat include:

  • Lucas Tadeu Fuess
  • Felipe Eng
  • Claudia Etchebehere
  • Rodrigo B. Carneiro
  • Álvaro J. Santos-Neto

The scientist publishes regularly in a variety of academic journals. Frequent publication venues include:

  • SSRN Electronic Journal
  • International Journal of Hydrogen Energy
  • Journal of Environmental Management
  • Chemical Engineering Journal
  • Journal of environmental chemical engineering

Marcelo Zaiat has also contributed to book publications, including work published by Universidade de São Paulo. Instituto de Arquitetura e Urbanismo de São Carlos eBooks, such as the 2022 publication Educação inclusiva de jovens moradores de comunidades vulneráveis: explorando a potência da pré-iniciação científica para pensar o enfrentamento de problemas locais a partir dos Objetivos do Desenvolvimento Sustentável.

Best Publications

  • Anaerobic digestion of vinasse from sugarcane ethanol production in Brazil: Challenges and perspectives

    Bruna S. Moraes;Marcelo Zaiat;Antonio Bonomi

  • Anaerobic digestion of vinasse from sugarcane biorefineries in Brazil from energy, environmental, and economic perspectives: Profit or expense?

    Bruna S. Moraes;Tassia L. Junqueira;Lucas G. Pavanello;Otávio Cavalett

  • Anaerobic Processes as the Core Technology for Sustainable Domestic Wastewater Treatment: Consolidated Applications, New Trends,Perspectives, and Challenges

    Eugenio Foresti;Marcelo Zaiat;Marcus Vallero

  • Sulphate removal from industrial wastewater using a packed-bed anaerobic reactor

    Ariovaldo José da Silva;Maria Bernadete Amancio Varesche;Eugênio Foresti;Marcelo Zaiat

  • Stability problems in the hydrogen production by dark fermentation: Possible causes and solutions

    Elena Castelló;Antonio Djalma Nunes Ferraz-Junior;Cristiane Andreani;Melida del Pilar Anzola-Rojas

  • Influence of seed sludge and pretreatment method on hydrogen production in packed-bed anaerobic reactors

    Eduardo Dellosso Penteado;Carolina Zampol Lazaro;Isabel Kimiko Sakamoto;Marcelo Zaiat

  • Hydrogen production in an upflow anaerobic packed bed reactor used to treat cheese whey

    V. Perna;E. Castelló;J. Wenzel;C. Zampol

  • Thermophilic anaerobic digestion of raw sugarcane vinasse.

    Antônio Djalma Nunes Ferraz Júnior;Mirian H. Koyama;Moacir M. de Araújo Júnior;Marcelo Zaiat

  • Influence of carbon sources and C/N ratio on EPS production in anaerobic sequencing batch biofilm reactors for wastewater treatment.

    A.P. Miqueleto;C.C. Dolosic;E. Pozzi;E. Foresti

  • Thermophilic two-phase anaerobic digestion using an innovative fixed-bed reactor for enhanced organic matter removal and bioenergy recovery from sugarcane vinasse

    Lucas Tadeu Fuess;Luma Sayuri Mazine Kiyuna;Ant�nio Djalma Nunes Ferraz;Gabriela Felix Persinoti

  • Anaerobic sequencing batch reactors for wastewater treatment: a developing technology

    M. Zaiat;J. A. D. Rodrigues;S. M. Ratusznei;E. F. M. de Camargo

  • Application of an anaerobic packed-bed bioreactor for the production of hydrogen and organic acids

    José A.C. Leite;Bruna S. Fernandes;Eloísa Pozzi;Marlei Barboza

  • Long-term operating performance of a poultry slaughterhouse wastewater treatment plant

    V. Del Nery;I.R. de Nardi;M.H.R.Z. Damianovic;E. Pozzi

  • Formaldehyde degradation in an anaerobic packed-bed bioreactor.

    Sônia Valle Walter Borges de Oliveira;Elizabeth de Mattos Moraes;Maria Angela Tallarico Adorno;Maria Bernadete Amâncio Varesche

  • Evaluation of support materials for the immobilization of sulfate-reducing bacteria and methanogenic archaea

    A.J. Silva;J.S. Hirasawa;M.B. Varesche;E. Foresti

  • Effect of organic loading rate on hydrogen production from sugarcane vinasse in thermophilic acidogenic packed bed reactors

    Antônio Djalma Nunes Ferraz Júnior;Jorge Wenzel;Claudia Etchebehere;Marcelo Zaiat

  • Anaerobic whey treatment by a stirred sequencing batch reactor (ASBR): effects of organic loading and supplemented alkalinity.

    Gustavo Mockaitis;Suzana M. Ratusznei;José A.D. Rodrigues;Marcelo Zaiat

  • Seasonal characterization of sugarcane vinasse: Assessing environmental impacts from fertirrigation and the bioenergy recovery potential through biodigestion.

    Lucas Tadeu Fuess;Marcelo Loureiro Garcia;Marcelo Zaiat

  • The use of the carbon/nitrogen ratio and specific organic loading rate as tools for improving biohydrogen production in fixed-bed reactors.

    Mélida del Pilar Anzola-Rojas;Samantha Gonçalves da Fonseca;Cynthia Canedo da Silva;Valeria Maia de Oliveira

  • Potential to produce biohydrogen from various wastewaters

    Bruna Soares Fernandes;Guilherme Peixoto;Fernanda Rui Albrecht;Nora Katia Saavedra del Aguila

  • Temporal dynamics and metabolic correlation between lactate-producing and hydrogen-producing bacteria in sugarcane vinasse dark fermentation: The key role of lactate.

    Lucas Tadeu Fuess;Antônio Djalma Nunes Ferraz;Carla Botelho Machado;Marcelo Zaiat

Frequent Co-Authors

Eugenio Foresti
Eugenio Foresti Universidade de São Paulo
Manuel A. Rodrigo
Manuel A. Rodrigo University of Castilla-La Mancha
Eric Trably
Eric Trably INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Deepak Pant
Deepak Pant Flemish Institute for Technological Research
David Jeison
David Jeison Pontificial Catholic University of Valparaiso
Serge R. Guiot
Serge R. Guiot University of Montreal
Germán Buitrón
Germán Buitrón National Autonomous University of Mexico
Antonio Bonomi
Antonio Bonomi State University of Campinas
Sven G. Sommer
Sven G. Sommer Aarhus University
Elías Razo-Flores
Elías Razo-Flores Instituto Potosino de Investigación Científica y Tecnológica

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