World's Best Scientists 2026 revealed!
Valmor Roberto Mastelaro

Valmor Roberto Mastelaro

D-Index & Metrics

Materials Science

D-Index
55
Citations
10655
World Ranking
8619
National Ranking
41

Chemistry

D-Index
55
Citations
10427
World Ranking
12171
National Ranking
85

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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