J.A. Varela - Publications, H-index & Citations

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J.A. Varela

Universidade Estadual Paulista

64H-index

531Paper Count

1.5WCitation Count

Published Papers 181

Publication Date

Developing Theoretical and Methodological Provisions for Improving the Mechanism of Labour Efficiency

ADMINISTRATIVE SCIENCES

IF3.1

2024-01-29

OAAI

Kornieieva, Tetiana; Varela, Miguel; Luis, Ana Lucia; Teixeira, Natalia

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The Portuguese Public Hospitals Performance Evolution before and during the SARS-CoV-2 Pandemic (2017-2022)

SUSTAINABILITY

IF3.3

2023-07-26

OAAI

Caldas, Paulo; Varela, Miguel

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Assessing the Traveling Risks Perceived by South African Travelers during Pandemic Outbreaks: The Case of COVID-19

SUSTAINABILITY

IF3.3

2023-06-08

OAAI

Plank, Pia Antoinette; Gomes, Luis Filipe; Caldas, Paulo; Varela, Miguel; Ferreira, Diogo Cunha

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A description of the formation and growth processes of CaTiO3mesocrystals: a joint experimental and theoretical approach

MOLECULAR SYSTEMS DESIGN & ENGINEERING

IF3.2

2020-01-01

PREAI

Moreira, Mario L.; Bordin, Jose Rafael; Andres, Juan; Varela, Jose A.; Longo, Elson

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Role of oxygen on the phase stability and microstructure evolution of CaCu3Ti4O12 ceramics

JOURNAL OF THE EUROPEAN CERAMIC SOCIETY

IF6.2

2017-01-01

OAAI

Felix, Anderson A.; Bezzon, Vinicius D. N.; Orlandi, Marcelo O.; Vengust, Damjan; Spreitzer, Matjaz; Longo, Elson; Suvorov, Danilo; Varela, Jose A.

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Influence of Cu-doping on the structural and optical properties of CaTiO3 powders

MATERIALS RESEARCH BULLETIN

IF5.7

2016-09-01

OAAI

Oliveira, L. H.; de Moura, A. P.; La Porta, F. A.; Nogueira, I. C.; Aguiar, E. C.; Sequinel, T.; Rosa, I. L. V.; Longo, E.; Varela, J. A.

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Improved photoluminescence emission and gas sensor properties of ZnO thin films

CERAMICS INTERNATIONAL

IF5.6

2016-09-01

OAAI

Berger, D.; de Moura, A. P.; Oliveira, L. H.; Bastos, W. B.; La Porta, F. A.; Rosa, I. L. V.; Li, M. S.; Tebcherani, S. M.; Longo, E.; Varela, J. A.

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CaTiO3 and Ca1-3xSmxTiO3: Photoluminescence and morphology as a result of Hydrothermal Microwave Methodology

CERAMICS INTERNATIONAL

IF5.6

2016-01-01

OAAI

Pinatti, Ivo M.; Mazzo, Tatiana M.; Goncalves, Rosana F.; Varela, Jose A.; Longo, Elson; Rosa, Ieda L. V.

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Hydrothermally assisted synthesis of YMnO3

CERAMICS INTERNATIONAL

IF5.6

2015-12-01

OAAI

Brankovic, Z.; Brankovic, G.; Pocuca-Nesic, M.; Stanojevic, Z. Marinkovic; Zunic, M.; Golic, D. Lukovic; Tararam, R.; Cilense, M.; Zaghete, M. A.; Jaglicic, Z.; Jagodic, M.; Varela, J. A.

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Effect of Pressure-Assisted Heat Treatment on Photoluminescence Emission of α-Bi2O3 Needles

INORGANIC CHEMISTRY

IF4.7

2015-10-16

OAAI

Schmidt, Samara; Kubaski, Evaldo T.; Volanti, Diogo P.; Sequinel, Thiago; Bezzon, Vinicius Danilo N.; Beltran, Armando; Tebcherani, Sergio M.; Varela, Jose A.

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Influence of processing route on electrical properties of Bi4Ti3O12 ceramics obtained by tape-casting technology

MATERIALS RESEARCH BULLETIN

IF5.7

2015-10-01

OAAI

Ranieri, M. G. A.; Aguiar, E. C.; Cilense, M.; Stojanovic, B. D.; Simoes, A. Z.; Varela, J. A.

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Influence of titanium precursor on photoluminescent emission of micro-cube-shaped CaTiO3

JOURNAL OF LUMINESCENCE

IF3.6

2015-09-01

OAAI

Mazzo, Tatiana Martelli; do Nascimento Libanori, Gabriela Santilli; Moreira, Mario Lucio; Avansi, Waldir, Jr.; Mastelaro, Valmor Roberto; Varela, Jose Arana; Longo, Elson

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Effect of different starting materials on the synthesis of Ba0.8Ca0.2TiO

JOURNAL OF ADVANCED CERAMICS

IF16.6

2015-01-31

OAAI

Medeiros, P. N.; Araujo, V. D.; Marques, A. P. A.; Tranquilin, R. L.; Paskocimas, C. A.; Bomio, M. R. D.; Varela, J. A.; Longo, E.; Motta, F. V.

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Structural and photoluminescence properties of Eu3+ doped α-Ag2WO4 synthesized by the green coprecipitation methodology

DALTON TRANSACTIONS

IF3.3

2015-01-01

PREAI

Pinatti, Ivo M.; Nogueira, Icamira C.; Pereira, Wyllamanney S.; Pereira, Paula F. S.; Goncalves, Rosana F.; Varela, Jose A.; Longo, Elson; Rosa, Ieda L. V.

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A relationship between structural and electronic order-disorder effects and optical properties in crystalline TiO2 nanomaterials

DALTON TRANSACTIONS

IF3.3

2015-01-01

PREAI

Silva Junior, E.; La Porta, F. A.; Liu, M. S.; Andres, J.; Varela, J. A.; Longo, E.

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A DFT Study of Structural and Electronic Properties of ZnS Polymorphs and its Pressure-Induced Phase Transitions

JOURNAL OF THE AMERICAN CERAMIC SOCIETY

IF3.8

2014-09-17

PREAI

La Porta, Felipe A.; Gracia, Lourdes; Andres, Juan; Sambrano, Julio R.; Varela, Jose A.; Longo, Elson

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Study of the thermal resistance of alpha-phase aluminum oxide (α-Al2O3) films deposited on the paper substrate

CERAMICS INTERNATIONAL

IF5.6

2014-08-01

PREAI

Lisboa, A. J. T.; Vasconcelos, N. S. L. S.; Rangel, J. H. G.; Oliveira, M. M. O.; Longo, E.; Varela, J. A.; Vasconcelos, J. S.

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Electrical properties of multidoped ceria

CERAMICS INTERNATIONAL

IF5.6

2014-08-01

PREAI

Stojmenovic, M.; Boskovic, S.; Zunic, M.; Varela, J. A.; Prekajski, M.; Matovic, B.; Mentus, S.

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Europium-doped calcium titanate: Optical and structural evaluations

JOURNAL OF ALLOYS AND COMPOUNDS

IF6.3

2014-02-01

PREAI

Mazzo, Tatiana Martelli; Pinatti, Ivo Mateus; Macario, Leilane Roberta; Avansi Junior, Waldir; Moreira, Mario Lucio; Viana Rosa, Ieda Lucia; Mastelaro, Valmor Roberto; Varela, Jose Arana; Longo, Elson

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Effect of calcium on the structural properties of Ba(1-x)Ca x TiO3 particles synthesized by complex polymerization method

JOURNAL OF MATERIALS SCIENCE

IF3.9

2014-01-14

PREAI

Araujo, V. D.; Motta, F. V.; Marques, A. P. A.; Paskocimas, C. A.; Bomio, M. R. D.; Longo, E.; Varela, J. A.

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Research Directions