World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
51
Citations
8959
World Ranking
13982
National Ranking
118

Maria João Romão 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 Maria João Romão sits on this spectrum.

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 publications 1,295+

This scientist: 308 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Maria João Romão 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 Maria João Romão sits on this spectrum.

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 D-Index 159+

This scientist: 51 D-Index — 23rd percentile

23% of scientists in this discipline score the same or lower.

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

Overview

Maria João Romão is affiliated with Universidade Nova de Lisboa in Portugal. Their research spans across the fields of Biochemistry, Genetics and Molecular Biology, as well as Energy, with a focus on Molecular Biology and Renewable Energy, Sustainability and the Environment subfields. The scientist engages in studies related to Inorganic Chemistry, Biotechnology, and Materials Chemistry.

They have contributed to topics that include:

  • Metalloenzymes and iron-sulfur proteins
  • Metal-Catalyzed Oxygenation Mechanisms
  • Enzyme Catalysis and Immobilization
  • CO2 Reduction Techniques and Catalysts
  • Enzyme Production and Characterization
  • Enzyme Structure and Function
  • Microbial Fuel Cells and Bioremediation

Their recent publications reflect a strong engagement with enzymatic processes and catalytic mechanisms. Notable papers include:

  • "Toward the Mechanistic Understanding of Enzymatic CO2 Reduction" (2020) published in ACS Catalysis
  • "Evolution, expression, and substrate specificities of aldehyde oxidase enzymes in eukaryotes" (2020) in Journal of Biological Chemistry
  • "Catalytic Mechanism of Human Aldehyde Oxidase" (2020) in ACS Catalysis
  • "An allosteric redox switch involved in oxygen protection in a CO2 reductase" (2023) in Nature Chemical Biology
  • "Improving the Anti-inflammatory Response via Gold Nanoparticle Vectorization of CO-Releasing Molecules" (2020) in ACS Biomaterials Science & Engineering

The scientist frequently publishes in journals such as:

  • International Journal of Molecular Sciences
  • ACS Catalysis
  • Journal of Biological Chemistry
  • International Journal of Biological Macromolecules
  • European Journal of Inorganic Chemistry

They collaborate often with researchers including Cristiano Mota, Inês A. C. Pereira, Ana Rita Oliveira, Guilherme Vilela-Alves, and Teresa Santos-Silva. These frequent co-authors indicate active engagement with a network of scientific peers in related fields.

Best Publications

  • Crystal Structure of the Xanthine Oxidase-Related Aldehyde Oxido-Reductase from D. gigas

    Maria J. Romão;Margarida Archer;Isabel Moura;José J. G. Moura

  • Crystal structure of the first dissimilatory nitrate reductase at 1.9 A solved by MAD methods.

    João M. Dias;Manuel E. Than;Andreas Humm;Robert Huber

  • A structure-based catalytic mechanism for the xanthine oxidase family of molybdenum enzymes

    Robert Huber;Peter Hof;Rui O. Duarte;Jose J. G. Moura

  • Cellulosome assembly revealed by the crystal structure of the cohesin–dockerin complex

    Ana L. Carvalho;Fernando M. V. Dias;José A. M. Prates;Tibor Nagy

  • Mammalian molybdo-flavoenzymes, an expanding family of proteins: structure, genetics, regulation, function and pathophysiology

    Enrico Garattini;Ralf Mendel;Maria João Romão;Richard Wright

  • Corm-3 Reactivity Toward Proteins: The Crystal Structure of a Ru(II) Dicarbonyl-Lysozyme Complex.

    Teresa Sacadura Santos-silva;Abhik Mukhopadhyay;João D. Seixas;Gonçalo J L Bernardes

  • Nickel(0)-induzierte CC-verknüpfung zwischen kohlendioxid und alkinen sowie alkenen

    H. Hoberg;D. Schaefer;G. Burkhart;C. Krüger

  • Gene Sequence and the 1.8 Å Crystal Structure of the Tungsten-Containing Formate Dehydrogenase from Desulfovibrio gigas

    Hans Raaijmakers;Sofia Macieira;Sofia Macieira;João M Dias;Susana Teixeira

  • The crystal structures of two spermadhesins reveal the CUB domain fold

    Antonio Romero;Maria J. Romão;Paloma F. Varela;Ingo Kölln

  • Evidence for a dual binding mode of dockerin modules to cohesins.

    Ana Luísa Carvalho;Fernando M. V. Dias;Tibor Nagy;José A. M. Prates

  • Formate-reduced E. coli formate dehydrogenase H: the reinterpretation of the crystal structure suggests a new reaction mechanism

    Hans C. A. Raaijmakers;Hans C. A. Raaijmakers;Maria João Romão

  • Mo and W bis-MGD enzymes: nitrate reductases and formate dehydrogenases

    José J. G. Moura;Carlos D. Brondino;Carlos D. Brondino;José Trincão;Maria João Romão

  • Molybdenum and tungsten enzymes: a crystallographic and mechanistic overview

    Maria João Romão

  • Molybdenum and tungsten enzymes: the xanthine oxidase family.

    Carlos D Brondino;Maria João Romão;Isabel Moura;José J G Moura

  • Xyloglucan Is Recognized by Carbohydrate-binding Modules That Interact with β-Glucan Chains

    Shabir Najmudin;Catarina I. P. D. Guerreiro;Ana L. Carvalho;José A. M. Prates

  • Cytochrome c Nitrite Reductase from Desulfovibrio desulfuricans ATCC 27774: THE RELEVANCE OF THE TWO CALCIUM SITES IN THE STRUCTURE OF THE CATALYTIC SUBUNIT (NrfA) *

    Carlos A. Cunha;Sofia Macieira;João M. Dias;Gabriela Almeida

  • The Family 11 Carbohydrate-binding Module of Clostridium thermocellum Lic26A-Cel5E Accommodates β-1,4- and β-1,3–1,4-Mixed Linked Glucans at a Single Binding Site

    Ana L. Carvalho;Arun Goyal;José A.M. Prates;David N. Bolam

  • Escherichia coli dihydrodipicolinate synthase. Identification of the active site and crystallization

    B Laber;F X Gomis-Rüth;M J Romão;R Huber

  • Periplasmic Nitrate Reductase Revisited: A Sulfur Atom Completes the Sixth Coordination of the Catalytic Molybdenum.

    Shabir Najmudin;Pablo J. González;José Trincão;Catarina Coelho

  • Toward the Mechanistic Understanding of Enzymatic CO2 Reduction

    Ana Rita Oliveira;Cristiano Mota;Cláudia Mourato;Renato M. Domingos

  • Structure refinement of the aldehyde oxidoreductase from Desulfovibrio gigas (MOP) at 1.28 A.

    J.M. Rebelo;J.M. Dias;R. Huber;J.J.G. Moura

  • Crystal structure of desulforedoxin from Desulfovibrio gigas determined at 1.8 A resolution: a novel non-heme iron protein structure.

    Margarida Archer;Robert Huber;Pedro Tavares;Isabel Moura

Frequent Co-Authors

José J. G. Moura
José J. G. Moura Universidade Nova de Lisboa
Isabel Moura
Isabel Moura Universidade Nova de Lisboa
Carlos M. G. A. Fontes
Carlos M. G. A. Fontes Nzytech (Portugal)
José A. M. Prates
José A. M. Prates University of Lisbon
Robert Huber
Robert Huber University of Duisburg-Essen
Harry J. Gilbert
Harry J. Gilbert Newcastle University
Silke Leimkühler
Silke Leimkühler University of Potsdam
Carlos C. Romão
Carlos C. Romão Universidade Nova de Lisboa
Robert Huber
Robert Huber Agricultural & Applied Economics Association
Carl Krüger
Carl Krüger Max Planck Society

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