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Valmor Roberto Mastelaro

Valmor Roberto Mastelaro

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 55 8617 8322 41 39 364 10655
Chemistry 55 12169 10955 85 80 324 10427

Valmor Roberto Mastelaro publications per year

The chart shows the history of publications by Valmor Roberto Mastelaro between 1988 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Valmor Roberto Mastelaro published across 39 years, from 1988 to 2026, averaging 10.6 papers a year. Output peaked at 30 publications in 2022. 12 of the 414 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1988 to 2026. Vertical axis: number of publications, 0 to 30. Peak 30 publications in 2022. 1988: 1 publication 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 7 publications 1993: 2 publications 1994: 1 publication 1995: 2 publications 1996: 3 publications 1997: 1 publication 1998: 0 publications 1999: 2 publications 2000: 8 publications 2001: 17 publications 2002: 16 publications 2003: 9 publications 2004: 8 publications 2005: 8 publications 2006: 10 publications 2007: 17 publications 2008: 11 publications 2009: 18 publications 2010: 13 publications 2011: 9 publications 2012: 19 publications 2013: 11 publications 2014: 14 publications 2015: 14 publications 2016: 15 publications 2017: 12 publications 2018: 18 publications 2019: 11 publications 2020: 14 publications 2021: 25 publications 2022: 30 publications 2023: 26 publications 2024: 30 publications 2025: 10 publications 2026: 2 publications
1988 2026

414 publications in total across all disciplines

View publications per year as a table
Valmor Roberto Mastelaro: publications per year, 1988 to 2026
Year Publications
1988 1
1989 0
1990 0
1991 0
1992 7
1993 2
1994 1
1995 2
1996 3
1997 1
1998 0
1999 2
2000 8
2001 17
2002 16
2003 9
2004 8
2005 8
2006 10
2007 17
2008 11
2009 18
2010 13
2011 9
2012 19
2013 11
2014 14
2015 14
2016 15
2017 12
2018 18
2019 11
2020 14
2021 25
2022 30
2023 26
2024 30
2025 10
2026 2
Total 414
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Valmor Roberto Mastelaro publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Valmor Roberto Mastelaro sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 350–369 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 364 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440 364
370–389 356
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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Valmor Roberto Mastelaro D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Valmor Roberto Mastelaro sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 54–55 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 55 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621 55
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
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Overview

Valmor Roberto Mastelaro is affiliated with the Universidade de São Paulo in Brazil and has published extensively in the fields of Materials Science and Engineering. Their research spans multiple subfields, including Materials Chemistry, Electrical and Electronic Engineering, Renewable Energy, Sustainability and the Environment, Biomedical Engineering, and Electronic, Optical, and Magnetic Materials.

The primary topics of Mastelaro's research include:

  • Advanced Photocatalysis Techniques
  • Gas Sensing Nanomaterials and Sensors
  • ZnO doping and properties
  • Nanomaterials for catalytic reactions
  • Adsorption and biosorption for pollutant removal
  • Graphene research and applications
  • Analytical Chemistry and Sensors

Mastelaro's recent published papers cover a range of materials science and nanotechnology topics. Examples include:

  • ZnO-based nanomaterials approach for photocatalytic and sensing applications: recent progress and trends (2023), published in Materials Advances
  • Cellulose nanofibers production using a set of recombinant enzymes (2020), published in Carbohydrate Polymers
  • Unveiling the role of β-Ag2MoO4 microcrystals to the improvement of antibacterial activity (2020), published in Materials Science and Engineering C
  • Achieving high energy storage density simultaneously with large efficiency and excellent thermal stability by defect dipole, and microstructural engineering in modified-BaTiO3 ceramics (2022), published in Journal of Alloys and Compounds
  • One-Step Synthesis of Nickel Sulfides and Their Electrocatalytic Activities for Hydrogen Evolution Reaction: A Case Study of Crystalline h-NiS and o-Ni9S8 Nanoparticles (2020), published in ACS Applied Energy Materials

Frequent coauthors in Mastelaro's research include:

  • Patrícia Prediger
  • Tauany de Figueiredo Neves
  • Natália Gabriele Camparotto
  • Cristiane W. Raubach
  • Mateus M. Ferrer

The most common publication venues for Mastelaro's work are:

  • SSRN Electronic Journal
  • Ceramics International
  • Journal of Water Process Engineering
  • Optical Materials
  • Journal of Alloys and Compounds

This body of work reflects a sustained contribution to research on nanomaterials and their applications in photocatalysis, sensing, energy storage, and antimicrobial activity. The combination of topics and venues demonstrates a multidisciplinary engagement with materials chemistry and engineering challenges.

Best Publications

  • Activity and Characterization by XPS, HR-TEM, Raman Spectroscopy, and BET Surface Area of CuO/CeO2-TiO2 Catalysts

    Maria Suzana P. Francisco;Valmor R. Mastelaro;Pedro A. P. Nascente;Ariovaldo O. Florentino

  • Inhibition of the Anatase−Rutile Phase Transformation with Addition of CeO2 to CuO−TiO2 System: Raman Spectroscopy, X-ray Diffraction, and Textural Studies

    Maria Suzana P. Francisco;Valmor R. Mastelaro

  • Structural and optical properties of CaTiO3 perovskite-based materials obtained by microwave-assisted hydrothermal synthesis: An experimental and theoretical insight

    Mario L. Moreira;Elaine C. Paris;Gabriela S. do Nascimento;Valeria M. Longo

  • Cluster Coordination and Photoluminescence Properties of alpha-Ag2WO4 Microcrystals

    L. S. Cavalcante;M. A. P. Almeida;W. Avansi;R. L. Tranquilin

  • Structural conditions that leads to photoluminescence emission in SrTiO3: An experimental and theoretical approach

    V. M. Longo;A. T. de Figueiredo;S. de Lázaro;M. F. Gurgel

  • Yolk-shelled ZnCo2O4 microspheres: surface properties and gas sensing application

    Nirav Joshi;Nirav Joshi;Luís F. da Silva;Harsharaj S. Jadhav;Flavio M. Shimizu

  • Hydrothermal Microwave: A New Route to Obtain Photoluminescent Crystalline BaTiO3 Nanoparticles

    M. L. Moreira;G. P. Mambrini;D. P. Volanti;E. R. Leite

  • Surface Morphology-Dependent Room-Temperature LaFeO3 Nanostructure Thin Films as Selective NO2 Gas Sensor Prepared by Radio Frequency Magnetron Sputtering

    S. Thirumalairajan;S. Thirumalairajan;K. Girija;Valmor R. Mastelaro;N. Ponpandian

  • Strong violet–blue light photoluminescence emission at room temperature in SrZrO3: Joint experimental and theoretical study

    V. M. Longo;L. S. Cavalcante;R. Erlo;V. R. Mastelaro

  • Photocatalytic degradation of organic dyes under visible light irradiation by floral-like LaFeO3 nanostructures comprised of nanosheet petals

    Subramaniam Thirumalairajan;Subramaniam Thirumalairajan;Kesavan Girija;Valmor Roberto Mastelaro;Nagamony Ponpandian

  • A novel ozone gas sensor based on one-dimensional (1D) α-Ag2WO4 nanostructures

    Luís F. da Silva;Ariadne C. Catto;Waldir Avansi;Laécio S. Cavalcante

  • One-step approach for preparing ozone gas sensors based on hierarchical NiCo2O4 structures

    Nirav Joshi;Luís F. da Silva;Harsharaj Jadhav;Jean-Claude M'Peko

  • Vanadium Pentoxide Nanostructures: An Effective Control of Morphology and Crystal Structure in Hydrothermal Conditions

    Waldir Avansi;Cauê Ribeiro;Edson R. Leite;Valmor R. Mastelaro

  • Photoluminescence behavior in MgTiO3 powders with vacancy/distorted clusters and octahedral tilting

    E. A. V. Ferri;J. C. Sczancoski;L. S. Cavalcante;E. C. Paris

  • UV-enhanced ozone gas sensing response of ZnO-SnO2 heterojunctions at room temperature

    Luís F. Silva;Jean Claude M'Peko;Ariadne C. Catto;Sandrine Bernardini

  • 29Si MAS–NMR studies of Qn structural units in metasilicate glasses and their nucleating ability

    José Fabian Schneider;Valmor Roberto Mastelaro;Horácio Carlos Panepucci;E. D. Zanotto

  • Long-range and short-range structures of cube-like shape SrTiO3 powders: microwave-assisted hydrothermal synthesis and photocatalytic activity

    Luis F. Da Silva;Waldir Avansi;Juan Andres;Caue Ribeiro

  • UV-assisted chemiresistors made with gold-modified ZnO nanorods to detect ozone gas at room temperature

    Nirav Joshi;Nirav Joshi;Luís F. da Silva;Flávio M. Shimizu;Valmor Roberto Mastelaro

  • Qn distribution in stoichiometric silicate glasses: thermodynamic calculations and 29Si high resolution NMR measurements

    José Fabian Schneider;Valmor Roberto Mastelaro;E. D. Zanotto;Boris A. Shakhmatkin

  • Anisotropic Growth of Oxide Nanocrystals: Insights into the Rutile TiO2 Phase

    Caue Ribeiro;Cristiane Vila;Daniel B. Stroppa;Valmor R. Mastelaro

Frequent Co-Authors

Elson Longo
Elson Longo Federal University of São Carlos
José Arana Varela
José Arana Varela Sao Paulo State University
Edson R. Leite
Edson R. Leite Federal University of São Carlos
Caue Ribeiro
Caue Ribeiro Embrapa Instrumentation
Juan Andrés
Juan Andrés Jaume I University
Edgar D. Zanotto
Edgar D. Zanotto Federal University of São Carlos
Laécio S. Cavalcante
Laécio S. Cavalcante Universidade Estadual do Piau
Younes Messaddeq
Younes Messaddeq Université Laval
Paulo S. Pizani
Paulo S. Pizani Federal University of São Carlos
Sidney José Lima Ribeiro
Sidney José Lima Ribeiro Sao Paulo State University

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