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Carmen S.R. Freire

Carmen S.R. Freire

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 82 3164 2856 29 29 270 19601

Carmen S.R. Freire publications per year

The chart shows the history of publications by Carmen S.R. Freire between 2002 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Carmen S.R. Freire published across 24 years, from 2002 to 2025, averaging 13.2 papers a year. Output peaked at 28 publications in 2014. 28 of the 317 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 2002 to 2025. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2014. 2002: 3 publications 2003: 3 publications 2004: 3 publications 2005: 8 publications 2006: 7 publications 2007: 4 publications 2008: 4 publications 2009: 4 publications 2010: 10 publications 2011: 14 publications 2012: 12 publications 2013: 26 publications 2014: 28 publications 2015: 17 publications 2016: 11 publications 2017: 18 publications 2018: 11 publications 2019: 24 publications 2020: 26 publications 2021: 26 publications 2022: 19 publications 2023: 11 publications 2024: 10 publications 2025: 18 publications
2002 2025

317 publications in total across all disciplines

View publications per year as a table
Carmen S.R. Freire: publications per year, 2002 to 2025
Year Publications
2002 3
2003 3
2004 3
2005 8
2006 7
2007 4
2008 4
2009 4
2010 10
2011 14
2012 12
2013 26
2014 28
2015 17
2016 11
2017 18
2018 11
2019 24
2020 26
2021 26
2022 19
2023 11
2024 10
2025 18
Total 317
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Carmen S.R. Freire 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 Carmen S.R. Freire 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, 261–280 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: 270 publications — 55th percentile

55% 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
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
261–280 979 270
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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Carmen S.R. Freire 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 Carmen S.R. Freire 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, 82–83 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: 82 D-Index — 83rd percentile

83% 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
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 82
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

Carmen S.R. Freire is affiliated with the University of Aveiro in Portugal and has a focus on research within Materials Science and Engineering. Their work primarily spans the subfields of Biomaterials, Biomedical Engineering, Pharmaceutical Science, Catalysis, and Plant Science.

Their research covers a range of topics, including:

  • Advanced Cellulose Research Studies
  • Nanocomposite Films for Food Packaging
  • Biodegradable Polymer Synthesis and Properties
  • Electrospun Nanofibers in Biomedical Applications
  • Ionic Liquids Properties and Applications
  • 3D Printing in Biomedical Research
  • Catalysis for Biomass Conversion

Freire's publications have appeared frequently in several scientific journals. The main venues include:

  • Nanomaterials
  • International Journal of Biological Macromolecules
  • Molecules
  • International Journal of Molecular Sciences
  • Carbohydrate Polymers

Some notable recent papers include:

  • "The Role of Ionic Liquids in the Pharmaceutical Field: An Overview of Relevant Applications" (2020), published in International Journal of Molecular Sciences
  • "Use of Ionic Liquids and Deep Eutectic Solvents in Polysaccharides Dissolution and Extraction Processes towards Sustainable Biomass Valorization" (2020), published in Molecules
  • "Natural Polymers-Based Materials: A Contribution to a Greener Future" (2021), published in Molecules
  • "Antioxidant and antimicrobial films based on brewers spent grain arabinoxylans, nanocellulose and feruloylated compounds for active packaging" (2020), published in Food Hydrocolloids
  • "A Guide to Polysaccharide-Based Hydrogel Bioinks for 3D Bioprinting Applications" (2022), published in International Journal of Molecular Sciences

Freire collaborates often with several co-authors across their body of work. Frequent collaborators include:

  • Armando J. D. Silvestre
  • Carla Vilela
  • Helena Oliveira
  • Mara G. Freire
  • Adelaide Almeida

Best Publications

  • Biobased polyesters and other polymers from 2,5-furandicarboxylic acid: a tribute to furan excellency

    Andreia F. Sousa;Andreia F. Sousa;Carla Vilela;Ana C. Fonseca;Marina Matos

  • The quest for sustainable polyesters – insights into the future

    Carla Vilela;Andreia F. Sousa;Andreia F. Sousa;Ana C. Fonseca;Arménio C. Serra

  • A concise guide to active agents for active food packaging

    Carla Vilela;Mia Kurek;Zvi Hayouka;Bettina Röcker

  • Controlled heterogeneous modification of cellulose fibers with fatty acids: Effect of reaction conditions on the extent of esterification and fiber properties

    C. S. R. Freire;A. J. D. Silvestre;C. Pascoal Neto;M. N. Belgacem

  • Bioinspired antimicrobial and biocompatible bacterial cellulose membranes obtained by surface functionalization with aminoalkyl groups.

    Susana C M Fernandes;Susana C M Fernandes;Patrizia Sadocco;Ana Alonso-Varona;Teodoro Palomares

  • Novel transparent nanocomposite films based on chitosan and bacterial cellulose

    Susana C. M. Fernandes;Susana C. M. Fernandes;Lúcia Oliveira;Carmen S. R. Freire;Armando J. D. Silvestre

  • Bacterial cellulose membranes as drug delivery systems: an in vivo skin compatibility study

    I.F. Almeida;T. Pereira;N.H.C.S. Silva;F.P. Gomes

  • Transparent chitosan films reinforced with a high content of nanofibrillated cellulose

    Susana C.M. Fernandes;Carmen S.R. Freire;Armando J.D. Silvestre;Carlos Pascoal Neto

  • Utilization of residues from agro-forest industries in the production of high value bacterial cellulose

    Pedro Carreira;Joana A.S. Mendes;Eliane Trovatti;Luísa S. Serafim

  • New biocomposites based on thermoplastic starch and bacterial cellulose

    Ivo M.G. Martins;Sandra P. Magina;Lúcia Oliveira;Carmen S.R. Freire

  • Characterization of Phenolic Components in Polar Extracts of Eucalyptus globulus Labill. Bark by High-Performance Liquid Chromatography–Mass Spectrometry

    Sónia A. O. Santos;Carmen S. R. Freire;M. Rosário M. Domingues;Armando J. D. Silvestre

  • Extraction of vanillin using ionic-liquid-based aqueous two-phase systems

    Ana Filipa M. Cláudio;Mara G. Freire;Carmen S.R. Freire;Armando J.D. Silvestre

  • Production of bacterial cellulose by Gluconacetobacter sacchari using dry olive mill residue

    Fábio P. Gomes;Nuno H.C.S. Silva;Eliane Trovatti;Luísa S. Serafim

  • Bacterial cellulose membranes applied in topical and transdermal delivery of lidocaine hydrochloride and ibuprofen: in vitro diffusion studies.

    Eliane Trovatti;Carmen S.R. Freire;Pedro C. Pinto;Isabel F. Almeida

  • Protein-based materials: from sources to innovative sustainable materials for biomedical applications

    Nuno H. C. S. Silva;Carla Vilela;Isabel M. Marrucho;Carmen S. R. Freire

  • Bioactive chitosan/ellagic acid films with UV-light protection for active food packaging

    Carla Vilela;Ricardo J.B. Pinto;Joel Coelho;Maria R.M. Domingues

  • Pyrrolidinium-based polymeric ionic liquid materials: New perspectives for CO2 separation membranes

    Liliana C. Tomé;Liliana C. Tomé;David Mecerreyes;David Mecerreyes;Carmen S.R. Freire;Luís Paulo N. Rebelo

  • The role of ionic liquids in the pharmaceutical field: an overview of relevant applications

    Sónia N. Pedro;Carmen S. R. Freire;Armando J. D. Silvestre;Mara G. Freire

  • Use of Ionic Liquids and Deep Eutectic Solvents in Polysaccharides Dissolution and Extraction Processes towards Sustainable Biomass Valorization

    Eduarda S. Morais;André M. da Costa Lopes;Mara G. Freire;Carmen S. R. Freire

  • Electrostatic assembly of Ag nanoparticles onto nanofibrillated cellulose for antibacterial paper products

    Natércia C. T. Martins;Carmen S. R. Freire;Ricardo J. B. Pinto;Susana C. M. Fernandes

  • Gluconacetobacter sacchari: An efficient bacterial cellulose cell-factory

    Eliane Trovatti;Luisa S. Serafim;Carmen S.R. Freire;Armando J.D. Silvestre

  • Bacterial cellulose membranes as transdermal delivery systems for diclofenac: In vitro dissolution and permeation studies

    Nuno H.C.S. Silva;Artur Filipe Rodrigues;Isabel F. Almeida;Paulo C. Costa

Frequent Co-Authors

Armando J. D. Silvestre
Armando J. D. Silvestre University of Aveiro
Carlos Pascoal Neto
Carlos Pascoal Neto University of Aveiro
Isabel M. Marrucho
Isabel M. Marrucho Instituto Superior Técnico
Alessandro Gandini
Alessandro Gandini Universidade de São Paulo
Mara G. Freire
Mara G. Freire University of Aveiro
Luís Paulo N. Rebelo
Luís Paulo N. Rebelo Universidade Nova de Lisboa
Adelaide Almeida
Adelaide Almeida University of Aveiro
David Mecerreyes
David Mecerreyes University of the Basque Country
Artur M. S. Silva
Artur M. S. Silva University of Aveiro
João A. P. Coutinho
João A. P. Coutinho University of Aveiro

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