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Maria José Calhorda

Maria José Calhorda

University of Lisbon
Portugal

D-Index & Metrics

Chemistry

D-Index
52
Citations
9267
World Ranking
13553
National Ranking
113

Maria José Calhorda 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 José Calhorda 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: 332 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Maria José Calhorda 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 José Calhorda 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: 52 D-Index — 26th percentile

26% of scientists in this discipline score the same or lower.

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

Overview

Maria José Calhorda is affiliated with the University of Lisbon in Portugal. Their research expertise lies primarily within the domain of Materials Science, with a strong focus on Materials Chemistry, alongside contributions to Organic Chemistry, Inorganic Chemistry, Oncology, and Electronic, Optical and Magnetic Materials.

The scientist's publication record demonstrates a significant emphasis on crystallography and coordination chemistry, as evidenced by frequent publications in prominent venues and recurring research topics.

  • The Cambridge Structural Database (36 publications)
  • Organometallics (3 publications)
  • Dalton Transactions (3 publications)
  • Inorganic Chemistry Frontiers (2 publications)
  • Environmental Science and Pollution Research (1 publication)

  • Crystallization and Solubility Studies (72 publications)
  • X-ray Diffraction in Crystallography (72 publications)
  • Metal complexes synthesis and properties (12 publications)
  • Magnetism in coordination complexes (10 publications)
  • Organic Light-Emitting Diodes Research (8 publications)
  • Luminescence and Fluorescent Materials (8 publications)
  • Polyoxometalates: Synthesis and Applications (8 publications)

Selected recent papers reflect a variety of research interests and collaborations. These include:

  • Photocatalytic degradation of acetaminophen and caffeine using magnetite-hematite combined nanoparticles: kinetics and mechanisms, 2021, Environmental Science and Pollution Research
  • New Insights on the Interaction of Phenanthroline Based Ligands and Metal Complexes and Polyoxometalates with Duplex DNA and G-Quadruplexes, 2021, Molecules
  • One Step Forward towards the Development of Eco-Friendly Antifouling Coatings: Immobilization of a Sulfated Marine-Inspired Compound, 2020, Marine Drugs
  • Synthesis, Characterization, and Catalytic Reactivity of {CoNO}8 PCP Pincer Complexes, 2020, Organometallics
  • Computational Studies on the Binding Preferences of Molybdenum(II) Phenanthroline Complexes with Duplex DNA. The Important Role of the Ancillary Ligands, 2020, Inorganic Chemistry

Frequent co-authors indicate collaborative links with other researchers in the field, with multiple joint publications involving:

  • Paulo N. Martinho
  • António L. Maçanita
  • Ana I. Rodrigues
  • Clara S. B. Gomes
  • Jorge Morgado

Maria José Calhorda's work covers a broad range of topics within materials chemistry and related interdisciplinary fields. Their research contributions span detailed structural studies using X-ray diffraction techniques, synthesis and analysis of metal complexes, and explorations into the magnetic properties of coordination compounds.

Furthermore, they engage in studies relevant to organic electronics, including organic light-emitting diodes and luminescent materials, as well as developments in polyoxometalate chemistry with diverse applications. The scientist's output reflects sustained activity in both experimental and computational chemistry approaches, indicating a comprehensive methodological versatility.

Best Publications

  • Weak hydrogen bonds: theoretical studies

    Maria José Calhorda

  • Octahedral bipyridine and bipyrimidine dioxomolybdenum(VI) complexes: characterization, application in catalytic epoxidation, and density functional mechanistic study.

    Fritz E. Kühn;Michelle Groarke;Éva Bencze;Eberhardt Herdtweck

  • Mechanism for the cyclotrimerization of alkynes and related reactions catalyzed by CpRuCl.

    Karl Kirchner;Maria José Calhorda;Roland Schmid;Luís F Veiros

  • The nature of the indenyl effect

    Maria José Calhorda;Carlos C. Romão;Luis F. Veiros

  • Bi- and Trimetallic σ-Acetylide Complexes Connected through a Phenyl Ring in the Fe(Cp*)(dppe) Series

    Tania Weyland;Claude Lapinte;Gilles Frapper;Maria José Calhorda

  • Eco-friendly non-biocide-release coatings for marine biofouling prevention.

    E.R. Silva;E.R. Silva;O. Ferreira;P.A. Ramalho;N.F. Azevedo

  • Loading and delivery of sertraline using inorganic micro and mesoporous materials.

    Carla D. Nunes;Pedro D. Vaz;Ana C. Fernandes;Paula Ferreira

  • Ring slippage in indenyl complexes: structure and bonding

    Maria José Calhorda;Luı́s F. Veiros

  • Dinuclear Zinc–N‐Heterocyclic Carbene Complexes for Either the Controlled Ring‐Opening Polymerization of Lactide or the Controlled Degradation of Polylactide Under Mild Conditions

    Christophe Fliedel;Christophe Fliedel;Diogo Vila-Viçosa;Maria José Calhorda;Samuel Dagorne

  • The carbon-carbon bond-forming step in catalytic cross-coupling: migration or elimination?

    Maria Jose Calhorda;John M. Brown;Neil A. Cooley

  • Olefin Epoxidation Catalyzed by η5-Cyclopentadienyl Molybdenum Compounds: A Computational Study

    Paulo J. Costa;Paulo J. Costa;Maria José Calhorda;Fritz E. Kühn

  • Molybdenum η3-Allyl Dicarbonyl Complexes as a New Class of Precursors for Highly Reactive Epoxidation Catalysts with tert-Butyl Hydroperoxide

    João C. Alonso;Patrícia Neves;Maria João Pires da Silva;Susana Quintal

  • Highly Efficient Reduction of Sulfoxides with the System Borane/Oxo-rhenium Complexes†

    Ana C. Fernandes;José A. Fernandes;Carlos C. Romão;Luis F. Veiros

  • Heteropolynuclear gold complexes with metallophilic interactions: modulation of the luminescent properties.

    Maria José Calhorda;Carmen Ceamanos;Olga Crespo;M. Concepción Gimeno

  • Olefin epoxidation with tert-butyl hydroperoxide catalyzed by MoO2X2L complexes: a DFT mechanistic study

    Luís F Veiros;Angela Prazeres;Paulo J Costa;Carlos C Romão

  • Selective CC Bond Formation between Alkynes Mediated by the [RuCp(PR3)]+ Fragment Leading to Allyl, Butadienyl, and Allenyl Carbene Complexes—An Experimental and Theoretical Study

    Eva Rüba;Kurt Mereiter;Roland Schmid;Valentin N. Sapunov

  • Catalyzing Aldehyde Hydrosilylation with a Molybdenum(VI) Complex: A Density Functional Theory Study

    Paulo Jorge Costa;Carlos C. Romão;Ana C. Fernandes;Beatriz Royo

  • Ruthenium-mediated cyclotrimerization of alkynes utilizing the cationic complex [RuCp(CH3CN)3]PF6

    Eva Rüba;Roland Schmid;Karl Kirchner;Maria José Calhorda

  • Striking Differences between the Solution and Solid-State Reactivity of Iron PNP Pincer Complexes with Carbon Monoxide

    David Benito-Garagorri;Michael Puchberger;Kurt Mereiter

  • Synthesis and characterisation of organo-silica hydrophobic clay heterostructures for volatile organic compounds removal

    Carla D. Nunes;João Pires;Ana P. Carvalho;Maria José Calhorda

  • Hydrogen activation by high-valent oxo-molybdenum(VI) and -rhenium(VII) and -(V) compounds

    Patrícia M. Reis;Paulo Jorge Costa;Carlos C. Romão;José A. Fernandes

Frequent Co-Authors

Luis F. Veiros
Luis F. Veiros Instituto Superior Técnico
Vítor Félix
Vítor Félix University of Aveiro
Carlos C. Romão
Carlos C. Romão Universidade Nova de Lisboa
Michael G. B. Drew
Michael G. B. Drew University of Reading
Dario Braga
Dario Braga University of Bologna
Karl Kirchner
Karl Kirchner TU Wien
Fabrizia Grepioni
Fabrizia Grepioni University of Bologna
Isabel S. Gonçalves
Isabel S. Gonçalves University of Aveiro
František Hartl
František Hartl University of Reading
M. Concepción Gimeno
M. Concepción Gimeno University of Zaragoza

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Best Scientists Citing Maria José Calhorda

Isabel S. Gonçalves

Isabel S. Gonçalves

University of Aveiro

Publications: 86

Martyn Pillinger

Martyn Pillinger

University of Aveiro

Publications: 71

Anabela A. Valente

Anabela A. Valente

University of Aveiro

Publications: 61

Fritz E. Kühn

Fritz E. Kühn

Technical University of Munich

Publications: 56

Carlos C. Romão

Carlos C. Romão

Universidade Nova de Lisboa

Publications: 51

Luis F. Veiros

Luis F. Veiros

Instituto Superior Técnico

Publications: 38

João Costa Pessoa

João Costa Pessoa

Instituto Superior Técnico

Publications: 38

Antonio Laguna

Antonio Laguna

University of Zaragoza

Publications: 34

M. Concepción Gimeno

M. Concepción Gimeno

University of Zaragoza

Publications: 29

Filipe A. Almeida Paz

Filipe A. Almeida Paz

University of Aveiro

Publications: 28

Karl Kirchner

Karl Kirchner

TU Wien

Publications: 27

Dario Braga

Dario Braga

University of Bologna

Publications: 25

Rinaldo Poli

Rinaldo Poli

Laboratoire de Chimie de Coordination

Publications: 25

Fabrizia Grepioni

Fabrizia Grepioni

University of Bologna

Publications: 23

Michael G. B. Drew

Michael G. B. Drew

University of Reading

Publications: 22

Claude Lapinte

Claude Lapinte

University of Rennes

Publications: 21

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