José Arana Varela

Research.com Recognitions

• 2023 - Research.com Materials Science in Brazil Leader Award
• 2022 - Research.com Materials Science in Brazil Leader Award

Overview

Best Publications

• A New Method to Control Particle Size and Particle Size Distribution of SnO2 Nanoparticles for Gas Sensor Applications

  E. R. Leite;I. T. Weber;Elson Longo;José Arana Varela

  480
  Citations

• A NEW SNO2-BASED VARISTOR SYSTEM

  S. A. Pianaro;Paulo Roberto Bueno;Elson Longo;José Arana Varela

  463
  Citations

• The impact of impression-management tactics on supervisor ratings of organizational citizenship behavior

  Mark C. Bolino;José A. Varela;Belén Bande;William H. Turnley

  456
  Citations

• SnO2, ZnO and related polycrystalline compound semiconductors: An overview and review on the voltage-dependent resistance (non-ohmic) feature

  Paulo Roberto Bueno;José Arana Varela;Elson Longo

  382
  Citations

• Structural characterization of phase transition of Al2O3 nanopowders obtained by polymeric precursor method

  S. Cava;S. M. Tebcherani;I. A. Souza;S. A. Pianaro

  353
  Citations

• Synthesis and characterization of CuO flower-nanostructure processing by a domestic hydrothermal microwave

  D. P. Volanti;D. Keyson;L. S. Cavalcante;Alexandre Zirpoli Simões

  316
  Citations

• The role of hierarchical morphologies in the superior gas sensing performance of CuO-based chemiresistors

  Diogo P. Volanti;Anderson A. Felix;Anderson A. Felix;Marcelo Ornaghi Orlandi;George Whitfield

  313
  Citations

• Photoluminescence in quantum-confined SnO2 nanocrystals: Evidence of free exciton decay

  Ejh Lee;C. Ribeiro;T. R. Giraldi;Elson Longo

  291
  Citations

• SrMoO4 powders processed in microwave-hydrothermal: Synthesis, characterization and optical properties

  J. C. Sczancoski;L. S. Cavalcante;M. R. Joya;José Arana Varela

  291
  Citations

• 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

  286
  Citations

• Effect of cobalt(II) oxide and manganese(IV) oxide on sintering of tin(IV) oxide

  Jose Alberto Cerri;Edson Roberto Leite;Douglas Gouvêa;Elson Longo

  284
  Citations

• Reaction Pathway to the Synthesis of Anatase via the Chemical Modification of Titanium Isopropoxide with Acetic Acid

  R. Parra;M. S. Goes;M. S. Castro;Elson Longo

  281
  Citations

• Preparation and characterization of ceria nanospheres by microwave-hydrothermal method

  M. L. Dos Santos;R. C. Lima;C. S. Riccardi;R. L. Tranquilin

  267
  Citations

• Effect of Different Solvent Ratios (Water/Ethylene Glycol) on the Growth Process of CaMoO4 Crystals and Their Optical Properties

  V. S. Marques;L. S. Cavalcante;J. C. Sczancoski;A. F. P. Alcantara

  266
  Citations

• Servant leadership and ethics: a dyadic examination of supervisor behaviors and salesperson perceptions

  Fernando Jaramillo;Belén Bande;Jose Varela

  264
  Citations

• Electronic structure, growth mechanism and photoluminescence of CaWO4 crystals

  L. S. Cavalcante;V. M. Longo;J. C. Sczancoski;M. A. P. Almeida

  263
  Citations

• Synthesis, structural refinement and optical behavior of CaTiO3 powders: A comparative study of processing in different furnaces

  L. S. Cavalcante;V. S. Marques;J. C. Sczancoski;M. T. Escote

  243
  Citations

• Morphology and Blue Photoluminescence Emission of PbMoO4 Processed in Conventional Hydrothermal

  J. C. Sczancoski;M. D. R. Bomio;L. S. Cavalcante;M. R. Joya

  230
  Citations

• Photoluminescence of disordered ABO3 perovskites

  P. S. Pizani;E. R. Leite;F. M. Pontes;E. C. Paris

  228
  Citations

• Effect of Bi2O3 addition on the microstructure and electrical properties of the SnO2.CoO.Nb2O5 varistor system

  Sidnei Antonio Pianaro;Paulo Roberto Bueno;Paulo Olivi;Elson Longo

  226
  Citations