Ervin Kaminski Lenzi, Jamile Lorena de Paula, Fernanda R. G. Branco Silva, Luiz Roberto Evangelista

JOURNAL OF PHYSICAL CHEMISTRY C – Volume: 117; Issue: 45; Pages: 23685-23690; DOI: 10.1021/jp4063725

A connection between the impedance spectroscopy response of anomalous Poisson-Nernst-Planck (PNPA) diffusional models and of equivalent circuits containing constant phase elements (CPE) is established for a typical electrolytic […]

Tahmineh Sodaee, Ali Ghasemi, Ebrahim Paimozd, Andrea Paesano Jr. e Akimitsu Morisako

JOURNAL OF ELECTRONIC MATERIALS – Volume: 42; Issue: 9; Pages: 2771-2783; DOI: 10.1007/s11664-013-2656-2

Cobalt ferrite nanoparticles were synthesized by a reverse micelle process. The optimum processing conditions required to fabricate nanocrystalline cobalt ferrite using a reverse micelle technique, especially the effect of waterto-surfactant molar ratios […]

Fernanda R. G. Branco Silva, Giane Gonçalves, Marcelo K. Lenzi e Ervin K. Lenzi

INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER  – Volume: 63; Pages: 233-238; DOI:10.1016/j.ijheatmasstransfer.2013.04.007

We present an extension of the linear Luikovs system of equations of the coupled heat and mass transfer through porous media. This extension is based on generalizations of the Fourier […]

Roberto Weider De Assis Franco, Juraci Aparecido Sampaio, Antonio Medina e Ana Paula Madeira Di Beneditto

JOURNAL OF THE MARINE BIOLOGICAL ASSOCIATION OF THE UNITED KINGDOM – Volume: 93; Issue: 7; Pages: 1973-1980; DOI: 10.1017/S0025315413000520

The biocrystallization process and the prescence of manganese in sagitta otoliths is described for the first time via electron paramagnetic spectroscopy. Spectra […]

Renato R. Guimarães, Renio S. Mendes, Paulo R. Garcia Fernandes e Hatsumi Mukai

JOURNAL OF PHYSICS: CONDENSED MATTER – Volume: 25; Issue: 40; Article Number: 404203; DOI: 10.1088/0953-8984/25/40/404203

Topological defects can appear whenever there is some type of ordering. Its ubiquity in nature has been the subject of several studies, from early Universe to condensed matter. In […]

Ervin K. Lenzi, Paulo R. Garcia Fernandes, Thiago Petrucci, Hatsumi Mukai, Haroldo V. Ribeiro, Marcelo K. Lenzi e Giane Gonçalves

INTERNATIONAL JOURNAL OF ELECTROCHEMICAL SCIENCE – Volume: 8; Issue: 2; Pages: 2849-2862; DOI: 10.1080/15421406.2013.789423

We analyze the electrical response obtained in the framework of a model in which the diffusion of mobile ions in the bulk is […]

Perseu A. Santoro, Ervin K. Lenzi, Luiz R. Evangelista, F. Ciuchi, A. Mazzulla e N. Scaramuzza

MOLECULAR CRYSTALS AND LIQUID CRYSTALS – Volume: 576; Issue: 1; Pages: 23-31; DOI: 10.1080/15421406.2013.789423

The electrical impedance response of six nematic liquid crystals samples is analyzed by means of an extension of the Poisson-Nernst-Planck diffusional model. This formulation includes fractional derivatives […]

Haroldo V. Ribeiro, Renato R. Guimarães, Rodolfo T. Souza, Hatsumi Mukai, Paulo R. Garcia Fernandes, Ervin K. Lenzi, e Renio S. Mendes

PHYSICAL REVIEW E – Volume: 87; Issue: 5; Article Number: 054501; DOI: 10.1103/PhysRevE.87.054501

We report on the dynamical behavior of defects of strength s = ± 1/2 in a lyotropic liquid crystal during the annihilation […]

Jun Shen, Jianqin Zhou, Caikang Gu, Stuart Neill, Kirk H. Michaelian, Craig Fairbridge, Nelson G. Castelli Astrath e Mauro L. Baesso

REVIEW OF SCIENTIFIC INSTRUMENTS – Volume: 84; Pages: 124902; DOI: 10.1063/1.4846255

A simplified theoretical model was developed for the thermal-wave cavity (TWC) technique in this study. This model takes thermal radiation into account and can be […]

Taiana G. Moretti Bonadio, Francielle Sato, Antonio Medina Neto, Wilson R. Weinand, Mauro L. Baesso e Walter M. Lima

JOURNAL OF APPLIED PHYSICS – Volume: 113; Issue: 22; Article Number: 223505; DOI: 10.1063/1.4809653

In this work, we investigate the bioactivity and structural properties of nanostructured bulkcomposites that are composed of Nb 2O5 and natural hydroxyapatite (HAp) and […]