Zobrazeno 1 - 10
of 12
pro vyhledávání: '"M. V. Manso Guevara"'
Autor:
J. D. T. Arruda-Neto, F. Garcia, Jorge E. S. Sarkis, G. R. Prado, T. E. Rodrigues, G. Rodrigues, M. V. Manso Guevara, L. P. Geraldo, J. Mesa, R. M. L. Müller, Maria do Carmo Bittencourt-Oliveira
Publikováno v:
Radiation Protection Dosimetry. 130:249-252
The Southwest region of the Bahia state in Brazil hosts the largest uranium reserve of the country (100 kton in uranium, only), plus the cities of Caetité, Lagoa Real and Igaporã. In this work, aim was at the investigation of uranium burdens on res
Autor:
Jesús Beltrán, María José Sánchez Pérez, M. V. Gustova, J. Soto, A. G. Belov, A. Gelen, M. J. Simón, M. V. Manso Guevara, O. Díaz, N. López, O. D. Maslov
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 266:485-490
Twenty six elements was studied preliminary i n the superficial sediments of Havana Bay using gamma activation analysis by the electron accelerator microtron MT -25 at the Flerov Laboratory of Nuclear Reactions, JINR. Samples from five zones of Havan
Autor:
Marcos Nogueira Martins, Cibele B. Zamboni, Ingrid Dragan Taricano, O. Rodriguez, Vito R. Vanin, S P Camargo, F. Guzmán, Guilherme de Paula Nogueira, V.P. Likhachev, A. N. Gouveia, S. A. C. Jorge, Otaviano Augusto Marcondes Helene, J. D. T. Arruda-Neto, Leoni Villano Bonamin, F. Garcia, J. Mesa, M. V. Manso Guevara, Mitiko Saiki, A. C. Cestari, Airton Deppman
Publikováno v:
International Journal of Radiation Biology. 80:567-575
The accumulation and microdistribution of uranium in the bone and marrow of Beagle dogs were determined by both neutron activation and neutron-fission analysis. The experiment started immediately after the weaning period, lasting till maturity. Two a
Autor:
E. F. Herrera Peraza, O. Díaz Rizo, M. E. Montero Cabrera, A. T. Hernández, R. Contreras Folgar, M. Ixquiac Cabrera, O. Hernández Aguilar, M. V. Manso Guevara, I. Alvarez Pellon, R. A. López Duménigo, G. Padrón González, M. C. López Reyes
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 240:437-443
Autor:
O. Díaz Rizo, M. V. Manso Guevara, I. Alvarez Pellón, M. Ixquiac Cabrera, E. F. Herrera Peraza, M.E. Montero Cabrera, M. C. López Reyes
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 240:445-450
This paper explains chronologically the implementation of thek0-standardization and other parametric methods in Cuba. Fundamental and applied results in the determination of the most important parameters are obtained, using the IBR-2 at Dubna and Tri
Autor:
M. C. López Reyes, M. V. Manso Guevara, E. F. Herrera Peraza, I. Alvarez Pellón, O. Díaz Rizo
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 221:241-244
Using the facilities of the Triga Mark III reactor at the NNRI, Mexico and the HAV-1 multipurpose monitor, the reactor power dependency for thek 0-standardization essential neutron flux parameters as: epithermal shape factor (), thermal to epithermal
Autor:
A. C. Cestari, Cibele B. Zamboni, Airton Deppman, Marcos Nogueira Martins, F. Guzmán, V. P. Likhachev, J. D. T. Arruda-Neto, A. N. Gouveia, Mitiko Saiki, Guilherme de Paula Nogueira, M. V. Manso-Guevara, L. E. C. Fonseca, S. A. C. Jorge, O. Rodriguez, J. Mesa, Otaviano Augusto Marcondes Helene, F. Garcia
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 263:287-289
Neutron activation analysis has been used to study uranium incorporation in poultry bones as function of chow doped with: (a) uranium (20 ppm); (b) U-doped food (20 ppm) plus phytase (120 ppm) and (c) U-doped food (20 ppm) plus phytase (180 ppm). To
Autor:
O. Díaz Rizo, F. Garcia Yip, M. V. Manso Guevara, D. López Aldana, M. C. López Reyes, I. Alvarez Pellón, E. F. Herrera Peraza
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 240:391-393
The experimental dependence of the α,f andT n parameters, in function of the water thickness, for different irradiation channels of Triga Mark III reactor, were analyzed. An exponential law for the α(r) dependence was obtained in the neighborhood o
Autor:
Godofredo C. Genofre, F. Garcia, Carmen García, J. Mesa, T. E. Rodrigues, Francisco José Krug, G. R. Prado, P. Bordini, Maria do Carmo Bittencourt-Oliveira, M.C.C. de Oliveira, Jorge E. S. Sarkis, M. V. Manso-Guevara, J. D. T. Arruda-Neto, K. Shtejer
Publikováno v:
Environment International, Vol 35, Iss 3, Pp 614-618 (2009)
The south region of Sao Paulo city hosts the Guarapiranga dam, responsible for water supply to 25% of the city population. Their surroundings have been subject to intense and irregular occupation by people from very low socioeconomics classes. Measur
Autor:
M. C. López Reyes, M. V. Manso Guevara, M. Ixquiac Cabrera, I. Alvarez Pellón, O. Díaz Rizo, E. F. Herrera Peraza
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 220:95-97
The nonideality of the epithermal neutron flux distribution at a reactor site parameter (α) and the thermal-to-epithermal neutron ratio (f) were determined in 3 typical irradiation positions of the Triga Mark III reactor of the National Nuclear Rese