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1

Investigation of the Fe-Mo electrodeposition from sorbitol alkaline bath and characterization of the films produced

Zacarin, Maria G., de Brito, Matheus M., Barbano, Elton P., Carlos, Rose M., Mastelaro, Valmor R., Carlos, Ivani A.

Journal:

Journal of Alloys and Compounds

Year:

2018

Language:

english

File:

PDF, 1.73 MB

english, 2018

2

Synthesis and characterization of beta barium borate thin films obtained from the BaO–B2O3–TiO2 ternary system

L.J.Q. Maia, M.I.B. Bernardi, C.A.C. Feitosa, V.R. Mastelaro, A.R. Zanatta, A.C. Hernandes

Journal:

Thin Solid Films

Year:

2004

Language:

english

File:

PDF, 744 KB

english, 2004

3

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, Julio R. Sambrano, Valmor R. Mastelaro, Maria I.B. Bernardi, Juan Andrés, José A. Varela, Elson Longo

Journal:

Acta Materialia

Year:

2009

Language:

english

File:

PDF, 1.12 MB

english, 2009

4

Structural characterization of the V2O5/TiO2 system obtained by the sol–gel method

Cristiane B Rodella, Valmor R Mastelaro

Journal:

Journal of Physics and Chemistry of Solids

Year:

2003

Language:

english

File:

PDF, 206 KB

english, 2003

5

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, J.W.M. Espinosa, A.T. de Figueiredo, P.S. Pizani, V.R. Mastelaro, J.A. Varela, E. Longo

Journal:

Materials Chemistry and Physics

Year:

2009

Language:

english

File:

PDF, 1.41 MB

english, 2009

6

Fe K-edge X-ray absorption spectroscopy study of Pb(Fe2/3W1/3)O3-PbTiO3 multiferroic ceramics

Mesquita, A., Fraygola, B. M., Mastelaro, V. R., Eiras, J. A.

Journal:

Journal of Applied Physics

Year:

2013

Language:

english

File:

PDF, 608 KB

english, 2013

7

Influence of Structural Disorder on the Photoluminescence Emission of PZT Powders †

Longo, E., de Figueiredo, A. T., Silva, M. S., Longo, V. M., Mastelaro, V. R., Vieira, N. D., Cilense, M., Franco, R. W. A., Varela, J. A.

Journal:

Journal of Physical Chemistry A

Year:

2008

Language:

english

File:

PDF, 889 KB

english, 2008

8

In-Depth Understanding of the Relation between CuAlO 2 Particle Size and Morphology for Ozone Gas Sensor Detection at a Nanoscale Level

Thirumalairajan, S., Mastelaro, Valmor R., Escanhoela, Carlos A.

Journal:

ACS Applied Materials & Interfaces

Year:

2014

Language:

english

File:

PDF, 1.84 MB

english, 2014

9

Photocatalytic degradation of organic pollutants by shape selective synthesis of β-Ga 2 O 3 microspheres constituted by nanospheres for environmental remediation

Girija, K., Thirumalairajan, S., Mastelaro, Valmor R., Mangalaraj, D.

Journal:

Journal of Materials Chemistry A

Year:

2015

Language:

english

File:

PDF, 5.76 MB

english, 2015

10

Ozone and nitrogen dioxide gas sensor based on a nanostructured SrTi0.85Fe0.15O3 thin film

da Silva, Luís F., Mastelaro, Valmor R., Catto, Ariadne C., Escanhoela, Carlos A., Bernardini, Sandrine, Zílio, Sérgio C., Longo, Elson, Aguir, Khalifa

Journal:

Journal of Alloys and Compounds

Year:

2015

Language:

english

File:

PDF, 1.64 MB

english, 2015

11

Combination of guided mode and photometric optical metrology methods for precise determination of refractive index dispersion: application to polymer blend and ceramic thin films for gas sensors

Wood, Thomas, Le Rouzo, Judikaël, Flory, François, Coudray, Paul, Mastelaro, Valmor Roberto, Pelissari, Pedro, Zilio, Sergio

Journal:

Optical Engineering

Year:

2013

Language:

english

File:

PDF, 2.65 MB

english, 2013

12

Investigation on magnetic and electric properties of morphologically different perovskite LaFeO3nanostructures

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

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2015

Language:

english

File:

PDF, 1.16 MB

english, 2015

13

doped barium borate glass with broad emission in the visible spectrum

Santos, S.N.C., Almeida, J.M.P., Almeida, G.F.B., Mastelaro, V.R., Mendonca, C.R.

Journal:

Optics Communications

Year:

2018

Language:

english

File:

PDF, 748 KB

english, 2018

14

Correction to: Direct photo-oxidation and superoxide radical as major responsible for dye photodegradation mechanism promoted by TiO2–rGO heterostructure

Byzynski, Gabriela, Volanti, Diogo P., Ribeiro, Cauê, Mastelaro, Valmor R., Longo, Elson

Journal:

Journal of Materials Science: Materials in Electronics

Year:

2018

Language:

english

File:

PDF, 537 KB

english, 2018

15

One-Dimensional V 2 O 5 /TiO 2 Heterostructures for Chemiresistive Ozone Sensors

Avansi, Waldir, Catto, Ariadne C., da Silva, Lúis F., Fiorido, Tomas, Bernardini, Sandrine, Mastelaro, Valmor R., Aguir, Khalifa, Arenal, Raul

Journal:

ACS Applied Nano Materials

Year:

2019

File:

PDF, 8.04 MB

2019

16

Wavelength effect of ns-pulsed radiation on the reduction of graphene oxide

de Lima, B.S., Bernardi, M.I.B., Mastelaro, V.R.

Journal:

Applied Surface Science

Year:

2020

File:

PDF, 545 KB

2020

17

The effect of morphology on the ozone-gas sensing properties of zinc oxide sputtered films

Colmenares, Y.N., Correr, W., Lima, B.S., Mastelaro, V.R.

Journal:

Thin Solid Films

Year:

2020

File:

PDF, 1.67 MB

2020

18

Enhancement of ammonia gas sensing properties of GaAs-based Schottky diodes using ammonium sulfide surface passivation

Mahmoodnia, Hedieh, Salehi, Alireza, Mastelaro, Valmor Roberto

Journal:

IEEE Sensors Journal

Year:

2020

File:

PDF, 1.11 MB

2020

19

Effective removal of basic dye onto sustainable chitosan beads: Batch and fixed-bed column adsorption, beads stability and mechanism

Morais da Silva, Paula Mayara, Camparotto, NatÃ¡lia Gabriele, Figueiredo Neves, Tauany de, Grego Lira, Katherly TainÃ¡, Mastelaro, Valmor Roberto, Siqueira Franco Picone, Carolina, Prediger, PatrÃcia

Journal:

Sustainable Chemistry and Pharmacy

Year:

2020

File:

PDF, 1.09 MB

2020

20

Amorphous lead titanate: a new wide-band gap semiconductor with photoluminescence at room temperature

E. R Leite, F. M Pontes, E. C Paris, C. A Paskocimas, E. J. H Lee, E Longo, P. S Pizani, J. A Varela, V Mastelaro

Journal:

Advanced Functional Materials

Year:

2000

Language:

english

File:

PDF, 177 KB

english, 2000

21

Surface Characterisation of V2O5/TiO2 Catalytic System

C.B. Rodella, P.A.P. Nascente, R.W.A. Franco, C.J. Magon, V.R. Mastelaro, A.O. Florentino

Journal:

physica status solidi (a)

Year:

2001

Language:

english

File:

PDF, 133 KB

english, 2001

22

X-ray photoelectron spectroscopy study on sintered Pb1−xLaxTiO3 ferroelectric ceramics

Valmor R. Mastelaro, Paulo N. Lisboa-Filho, Person P. Neves, Wido H. Schreiner, Pedro A.P. Nascente, José A. Eiras

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2007

Language:

english

File:

PDF, 461 KB

english, 2007

23

Elaboration and optimization of (Y,Er)Al3(BO3)4 glassy planar waveguides through the sol–gel process

L.J.Q. Maia, J. Fick, C. Bouchard, V.R. Mastelaro, A.C. Hernandes, A. Ibanez

Journal:

Optical Materials

Year:

2010

Language:

english

File:

PDF, 470 KB

english, 2010

24

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, A.T. de Figueiredo, J.R. Sambrano, S. de Lázaro, A.Z. Freitas, L. Gomes, N.D. Vieira Jr., J.A. Varela, Elson Longo

Journal:

Acta Materialia

Year:

2008

Language:

english

File:

PDF, 1015 KB

english, 2008

25

Oxide surface modification: Synthesis and characterization of zirconia-coated alumina

Cleocir José Dalmaschio, Valmor R. Mastelaro, Pedro Nascente, Jefferson Bettini, José Luiz Zotin, Elson Longo, Edson Roberto Leite

Journal:

Journal of Colloid and Interface Science

Year:

2010

Language:

english

File:

PDF, 1.26 MB

english, 2010

26

Microstructural, structural and electrical properties of La3+-modified Bi4Ti3O12 ferroelectric ceramics

V.B. Santos, J.-C. M’Peko, M. Mir, V.R. Mastelaro, A.C. Hernandes

Journal:

Journal of the European Ceramic Society

Year:

2009

Language:

english

File:

PDF, 754 KB

english, 2009

27

Blue-green and red photoluminescence in CaTiO3:Sm

Alberthmeiry T. de Figueiredo, Valéria M. Longo, Sérgio de Lazaro, Valmor R. Mastelaro, Fábio S. De Vicente, Antônio C. Hernandes, Máximo Siu Li, José A. Varela, Elson Longo

Journal:

Journal of Luminescence

Year:

2007

Language:

english

File:

PDF, 420 KB

english, 2007

28

Disorder-dependent photoluminescence in Ba0.8Ca0.2TiO3 at room temperature

F.V. Motta, A.T. de Figueiredo, V.M. Longo, V.R. Mastelaro, A.Z. Freitas, L. Gomes, N.D. Vieira Jr., E. Longo, J.A. Varela

Journal:

Journal of Luminescence

Year:

2009

Language:

english

File:

PDF, 650 KB

english, 2009

29

A sol–gel route for the development of rare-earth aluminum borate nanopowders and transparent thin films

Lauro J.Q. Maia, Valmor R. Mastelaro, Sebastien Pairis, Antonio C. Hernandes, Alain Ibanez

Journal:

Journal of Solid State Chemistry

Year:

2007

Language:

english

File:

PDF, 680 KB

english, 2007

30

Photo-induced effects in Ge25Ga10S65 glasses studied by XPS and XAS

P.N. Lisboa-Filho, V.R. Mastelaro, W.H. Schreiner, S.H. Messaddeq, M. Siu Li, Y. Messaddeq, P. Hammer, S.J.L. Ribeiro, P. Parent, C. Laffon

Journal:

Solid State Ionics

Year:

2005

Language:

english

File:

PDF, 226 KB

english, 2005

31

Er:YAl3(BO3)4 glassy thin films from polymeric precursor and sol-gel methods: Waveguides for integrated optics

L.J.Q. Maia, V.R. Mastelaro, A.C. Hernandes, J. Fick, A. Ibanez

Journal:

Thin Solid Films

Year:

2009

Language:

english

File:

PDF, 556 KB

english, 2009

32

Asx Se1−x system (0.20≤x≤0.57): EXAFS study of the glass region

V. Mastelaro, H. Dexpert, S. Benzazeth, R. Ollitrault-Fichet

Journal:

Journal of Solid State Chemistry

Year:

1992

Language:

english

File:

PDF, 645 KB

english, 1992

33

The influence of oxygen in the photoexpansion of GaGeS glasses

S.H. Messaddeq, V.R. Mastelaro, M. Siu Li, M. Tabackniks, D. Lezal, A. Ramos, Y. Messaddeq

Journal:

Applied Surface Science

Year:

2003

Language:

english

File:

PDF, 200 KB

english, 2003

34

Structural studies of a ZrO2–CeO2 doped system

Valmor R Mastelaro, Valérie Briois, Dulcina P.F de Souza, Carlos L Silva

Journal:

Journal of the European Ceramic Society

Year:

2003

Language:

english

File:

PDF, 231 KB

english, 2003

35

Phase-transition studies of Ba0.90Ca0.10(Ti1−xZrx)O3 ferroelectric ceramic compounds

Higor R. Favarim, Alain Michalowicz, Jean Claude M'Peko, Valmor R. Mastelaro

Journal:

physica status solidi (a)

Year:

2010

Language:

english

File:

PDF, 467 KB

english, 2010

36

Evidence for a new structure in a mixed metal sulphate system by EXAFS

R. J. C. Lima, J. M. Sasaki, A. P. Ayala, P. T. C. Freire, I. Guedes, F. E. A. Melo, J. Mendes-Filho, M. E. G. Valerio, Z. S. Macedo, J. F. de Lima, V. R. Mastelaro

Journal:

X-Ray Spectrometry

Year:

2002

Language:

english

File:

PDF, 195 KB

english, 2002

37

X-ray absorption spectroscopic studies of Mn atoms in La1−xSrxMnO3+δ compounds

Valmor R. Mastelaro, Dulcina P. F. de Souza, Rafael A. Mesquita

Journal:

X-Ray Spectrometry

Year:

2002

Language:

english

File:

PDF, 219 KB

english, 2002

38

EXAFS and Raman spectroscopy study of binary indium fluoride glasses

V. Mastelaro, S. Ribeiro, Y. Messaddeo, M. Aegerter

Journal:

Journal of Materials Science

Year:

1996

Language:

english

File:

PDF, 456 KB

english, 1996

39

Synthesis and characterization of Pb1–xLaxTiO3nanocrystalline powders

A. Mesquita, M. I. B. Bernardi, L. J. Q. Maia, V. R. Mastelaro

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

2007

Language:

english

File:

PDF, 335 KB

english, 2007

40

Synthesis and thermal decomposition of SrTi1−xFexO3(0.0

L. F. da Silva, M. I. B. Bernardi, L. J. Q. Maia, G. J. M. Frigo, V. R. Mastelaro

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

2009

Language:

english

File:

PDF, 564 KB

english, 2009

41

Er:YAB nanoparticles and vitreous thin films by the polymeric precursor method

Lauro J. Q. Maia, Alain Ibanez, Luc Ortega, Valmor R. Mastelaro, Antonio C. Hernandes

Journal:

Journal of Nanoparticle Research

Year:

2008

Language:

english

File:

PDF, 463 KB

english, 2008

42

Local structure study of vanadium pentoxide 1D-nanostructures

W. Avansi, L. J. Q. Maia, C. Ribeiro, E. R. Leite, V. R. Mastelaro

Journal:

Journal of Nanoparticle Research

Year:

2011

Language:

english

File:

PDF, 1.95 MB

english, 2011

43

Growth kinetics of vanadium pentoxide nanostructures under hydrothermal conditions

Waldir Avansi Jr., Cauê Ribeiro, Edson R. Leite, Valmor R. Mastelaro

Journal:

Journal of Crystal Growth

Year:

2010

Language:

english

File:

PDF, 486 KB

english, 2010

44

Phase evolution of lead titanate from its amorphous precursor synthesized by the OPM wet-chemical route

Emerson R. Camargo, Elson Longo, Edson R. Leite, Valmor R. Mastelaro

Journal:

Journal of Solid State Chemistry

Year:

2004

Language:

english

File:

PDF, 290 KB

english, 2004

45

Structural studies in the BaO–B2O3–TiO2 system by XAS and 11B-NMR

L.J.Q. Maia, V.R. Mastelaro, J.F. Schneider, P. Parent, C. Laffon

Journal:

Journal of Solid State Chemistry

Year:

2005

Language:

english

File:

PDF, 385 KB

english, 2005

46

β-BaB2O4 nanometric powder obtained from the ternary BaO–B2O3–TiO2 system using the polymeric precursor method

Lauro J.Q Maia, Maria I.B Bernardi, Antônio R Zanatta, Antônio C Hernandes, Valmor R Mastelaro

Journal:

Materials Science and Engineering: B

Year:

2004

Language:

english

File:

PDF, 401 KB

english, 2004

47

Crystallization, texture and second-harmonic generation in TiO2–BaO–B2O3 glasses

C.A.C. Feitosa, V.R. Mastelaro, A.R. Zanatta, A.C. Hernandes, E.D. Zanotto

Journal:

Optical Materials

Year:

2006

Language:

english

File:

PDF, 466 KB

english, 2006

48

Grazing incidence X-ray diffraction and atomic force microscopy analysis of BaBi2Ta2O9 thin films

Valmor R Mastelaro, Cesar R Foschini, José A Varela

Journal:

Thin Solid Films

Year:

2002

Language:

english

File:

PDF, 825 KB

english, 2002

49

Nanograined Ferroelectric Ceramics Prepared by High-Pressure Densification Technique

Alexandre Mesquita, Maria Inês B. Bernardi, Valmor R. Mastelaro, Manuel H. Lente, José A. Eiras, Marcia R. Gallas, Tania. M. H. Costa

Journal:

Journal of the American Ceramic Society

Year:

2009

Language:

english

File:

PDF, 419 KB

english, 2009

50

Internal Residual Stress Measurements in a Bioactive Glass–Ceramic Using Vickers Indentation

Oscar Peitl, Francisco C. Serbena, Valmor R. Mastelaro, Edgar D. Zanotto

Journal:

Journal of the American Ceramic Society

Year:

2010

Language:

english

File:

PDF, 658 KB

english, 2010