Determination of the Thermal Diffusivity of Plasmonic Nanofluids Containing PVP-Coated Ag Nanoparticles Using Mode-Mismatched Dual-Beam Thermal Lens Technique

Autor: C. S. Lopes, V. M. Lenart, R. F. Turchiello, S. L. Gómez

Publikováno v: Advances in Condensed Matter Physics, Vol 2018 (2018)

Plasmonic nanofluids have found applications in many fields, for example, coolants, solar collectors, and theranostics agents. For such applications, an important parameter is the thermal diffusivity. In this communication, we present an experimental

Externí odkaz: https://doaj.org/article/3eeff8452358428dba84ec85cec8f383

Nonlinear Optical Response of Chinese Teas Probed by Spatial Self-Phase Modulation

Autor: Marcos V. G. Bittencourt, Gerson Kniphoff da Cruz, Diogo L. M. de Souza, S. L. Gómez, Vinícius M. Lenart, Rozane de Fátima Turchiello

Publikováno v: Brazilian Journal of Physics. 50:394-398

Chinese tea is the most highly consumed beverage globally. Its different types exhibit a strong nonlinear optical response as probed previously by Z-scan technique at various time scales. In this work, infusions of commercially available black, green

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::15c7064ce29d9cab88fc248a7bcfaab1
https://doi.org/10.1007/s13538-020-00756-9

Synthesis of Magnetite Nanoparticles of Different Size and Shape by Interplay of Two Different Surfactants

Autor: Rozane de Fátima Turchiello, Gerardo F. Goya, Vinícius Mariani Lenart, María Pilar Calatayud, S. L. Gómez

Publikováno v: Brazilian Journal of Physics. 49:829-835

Given the central role that nanoparticle size and shape play in many fundamental applications for designing functional materials, fine control of the synthesis has been intensively pursued. A simple one-step method for obtaining monodisperse nanopart

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4897ab58e6e7901682a4da44262df1ca
https://doi.org/10.1007/s13538-019-00714-0

Effectiveness of a Shell and Helically Coiled Tube Heat Exchanger Operated With Gold Nanofluids at Low Concentration: A Multi-Level Factorial Analysis

Autor: S. L. Gómez, Rozane de Fátima Turchiello, Marina Borsuk Fogaça, D. T. Dias, Jhon Jairo Ramirez Behainne

Publikováno v: Journal of Thermal Science and Engineering Applications. 13

This work assesses the thermal performance of gold nanofluid as a cooling liquid in a shell and helically coiled tube (SHCT) heat exchanger (HE) built at the bench scale. Tests planned under a multi-level factorial experimental design were carried ou

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::23125c77f73868d0da130ccf1acaf91d
https://doi.org/10.1115/1.4049436

Demonstração da geração de ondas eletromagnéticas estacionárias em um cabo coaxial

Autor: S. L. Gómez, Romeu Miqueias Szmoski, Rozane de Fátima Turchiello, Vinícius Mariani Lenart

Publikováno v: Revista Brasileira de Ensino de Física v.42 2020
Revista Brasileira de Ensino de Física
Sociedade Brasileira de Física (SBF)
instacron:SBF
Revista Brasileira de Ensino de Física, Volume: 42, Article number: e20200178, Published: 05 AUG 2020
Revista Brasileira de Ensino de Física, Vol 42 (2020)

Resumo Os conceitos de ondas estacionárias e modos normais são dos mais fundamentais da física, tanto da mecânica clássica como da quântica e do eletromagnetismo. Demonstrações usuais da existência de modos normais de oscilação incluem qua

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::81fca3799a9b65ebe475989f4afa5fd2
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1806-11172020000100519