Writers: Mário L. Moreira; Juan Andrés; Lourdes Gracia; Armando Beltrán; Luciano A. Montoro; José A. Varela; and Elson Longo Keywords: Excited states; Cathodoluminescence; Crystal structure; Band structure; Optical properties Abstract: First-principles calculations set the comprehension […]
Writers: Mario J. Godinho; Caue Ribeiro; Rosana F. Gonçalves; Elson Longo; Edson R. Leite Keywords: Sintering; Nanocrystalline materials; Powder consolidation; Sol–gel; Fuel cell materials Abstract: An investigation on the sinterization of Gd:CeO2 (Ce0.85Gd0.15O1.9−δ ceramic system) 3–10 nm nanoparticles in pressed bodies was done. The heating […]
Writers: André C. Hernandes; André S. Brito; Henry Roncancio; Daniel V. Magalhães; Marcelo Becker; Rafael C. B. Sampaio; Björn T. Jensen Keywords: Sensors; Global Positioning System; Cameras; Accuracy; Laser radar; Receivers; Vehicles Abstract: According to […]
Writers: Saionara V. Costa, Agnaldo S. Gonçalves, Maria A. Zaguete, Talita Mazon and Ana F. Nogueira Keywords: carbon nanotube; cellulose; nanomaterial; zinc oxide; anisotropy; bacterial membrane; biosensor; chemical modification; chemical structure; Gluconacetobacter xylinus; nonhuman; structure […]
Writers: E.C. Aguiar; M.A. Ramirez; F. Moura; J.A. Varela; E. Longo; A.Z. Simões Keywords: A. Ceramics; B. Chemical syntheses; B. Powder metallurgy; C. X-Ray diffraction Abstract: This paper describes research on a simple low-temperature synthesis […]
Writers: Larissa H. Oliveira; Ana Paula de Moura; Elson Longo; José A. Varela; Ieda L.V. Rosa Keywords: Rare earth alloys and compounds; Chemical synthesis; Optical properties Abstract: Rare earth complexes (RE) can be incorporated in […]
Writers: E. S. Bronze-Uhle; A. Batagin-Neto; D. M. Fernandes; I. Fratoddi; M. V. Russo; and C. F. O. Graeff Keywords: Dosimetry; Emission spectra; Polymers; Absorption spectra; Organometallic compounds Abstract: In this work, the effect of […]
Writers: P.H. Suman; A.A. Felix; H.L. Tuller; J.A. Varela; M.O. Orlandi Keywords: SnO; Giant chemo-resistance; Gas sensor Abstract: Single crystalline SnO micro-disks, synthesized by a carbothermal reduction process, exhibited a nearly 1000-fold increase in resistance […]
Writers: V. M. Longo, A. da Silva Pinheiro, J. R. Sambrano, J. A. M. Agnelli, E. Longo and J. A. Varela Keywords: ab initio calculation; hair fibre; kynurenine; N-formylkynurenine; photodegradation; tryptop han Synopsis: OBJECTIVES: In […]
Writers: Ana Catarina de Oliveira Gomes, Marcia Gomes Oliveira, Caio Marcio Paranhos, Bluma Guenther Soares Keywords: properties Abstract: Polyamide 6 (PA6)/NBR blends are interesting because of their supposed properties at elevated temperatures. The blend, however, has […]
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