Zobrazeno 1 - 10
of 64
pro vyhledávání: '"A. Umbehaun"'
Publikováno v:
In Nuclear Engineering and Design May 2024 421
Autor:
Soares, Humberto Vitor, Torres, Walmir Maximo, Umbehaun, Pedro Ernesto, Belchior, Antonio, Andrade, Delvonei Alves de
Publikováno v:
In Nuclear Engineering and Design May 2024 421
234. Implantación trans apical de válvula aórtica: excelentes resultados en pacientes de alto riesgo
Publikováno v:
Cirugía Cardiovascular, Vol 17, Iss S1, p 67 (2010)
La implantación transapical de válvulas aórticas es un método nuevo aplicable a pacientes de alto riesgo y estenosis grave de válvula aórtica. Un informe de nuestra experiencia inicial. Métodos: Desde abril de 2008 fueron tratados 208 paciente
Externí odkaz:
https://doaj.org/article/57f2fb51086d4fe897d28fd93dd47f32
Autor:
Delvonei Alves Andrade, Javier Gonzalez Mantecón, Roberto Navarro de Mesquita, Miguel Mattar Neto, Pedro Ernesto Umbehaun, Walmir Maximo Torres
Publikováno v:
Brazilian Journal of Radiation Sciences, Vol 10, Iss 3 (2022)
Aluminum-coated plates, containing a uranium silicide (U3Si2) meat dispersed in an aluminum matrix, are commonly used in the fuel elements of Material Testing Reactors (MTRs). These fuel elements are typically comprised of narrow channels formed by p
Externí odkaz:
https://doaj.org/article/98405058cca44ce08977e7f018720b17
Autor:
Maprelian, Eduardo, Torres, Walmir M., Junior, Antonio Belchior, Umbehaun, Pedro E., Berretta, José R., Sabundjian, Gaianê
Publikováno v:
In Nuclear Engineering and Design July 2020 363
Autor:
de Mesquita, Roberto N., Castro, Leonardo F., Torres, Walmir M., Rocha, Marcelo da S., Umbehaun, Pedro E., Andrade, Delvonei A., Sabundjian, Gaiane, Masotti, Paulo H.F.
Publikováno v:
In Nuclear Engineering and Design 15 August 2018 335:161-171
Autor:
Walmir Máximo Torres, Pedro Ernesto Umbehaun, Miguel Mattar Neto, Antonio Belchior Jr., Roberto Longo Freitas
Publikováno v:
Brazilian Journal of Radiation Sciences, Vol 8, Iss 3A (2021)
The Brazilian Multipurpose Reactor - RMB is a 30 MW pool type research reactor, that uses Materials Testing Reactor - MTR type fuel assemblies. It has a 5x5 square array core with 23 fuel assemblies and two in-core irradiation positions, operating wi
Externí odkaz:
https://doaj.org/article/954cf6686e35473087835bdf882d6345
Autor:
N. L. Scuro, G. Angelo, E. Angelo, M. H. A. Piro, P. E. Umbehaun, W. M. Torres, D. A. Andrade
Publikováno v:
Nuclear Science and Engineering. 197:1100-1116
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::447b417d9a34850cb6dc829628bb57e3
https://doi.org/10.1080/00295639.2022.2142437
https://doi.org/10.1080/00295639.2022.2142437
Akademický článek
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Autor:
Nikolas Lymberis Scuro, Pedro Ernesto Umbehaun, Edvaldo Angelo, Gabriel Angelo, Delvonei Alves de Andrade
Publikováno v:
Brazilian Journal of Radiation Sciences, Vol 7, Iss 2B (2019)
After a loss of coolant accident (LOCA), fuel rods may balloon. The swelling can partially block the flow channel, affecting the coolability during reflood phase. In order to analyze the influence of blockage length, using a radial blockage of 90%, v
Externí odkaz:
https://doaj.org/article/4c691f28300b41ce965daf7c7aa76c06