Search Results - "Tello S, C.A."

Kinetic model for the relationship between mean diameter shortening and age reduction in glass samples by Guedes, S., Iunes, P.J., Hadler Neto, J.C., Bigazzi, G., Tello S., C.A., Alencar, I., Palissari, R., Curvo, E.A.C., Moreira, P.A.F.P.

“…Fission tracks in glass samples are shortened when they experience thermal treatment. Consequently, the observable dimensions associated with track length also…”
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Fission-track dating of Macusanite glasses with plateau and size correction methods by Osorio A, A.M., Iunes, P.J., Bigazzi, G., Hadler N., J.C., Laurenzi, M.A., Norelli, P., Tello S., C.A., Guedes, S., Paulo, S.R.

“…Two Macusanite pebbles (MB1 and MB2) were dated with the fission-track method. Six irradiations were carried out in different nuclear reactors: Pavia (Italy),…”
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A PC compatible Brazilian software for obtaining thermal histories using apatite fission track analysis by Hadler, J.C, Paulo, S.R, Iunes, P.J, Tello S, C.A, Balestrieri, M.L, Bigazzi, G, Curvo, E.A.C, Hackspacher, P

“…In this work a software developed in the Instituto de Fı́sica Gleb Wataghin, IFGW, UNICAMP, Campinas, SP, Brazil for obtaining thermal histories using apatite…”
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Zircon fission track and U–Pb dating methods applied to São Paulo and Taubaté Basins located in the southeast Brazil by Curvo, E.A.C., Tello S., C.A., Carter, A., Dias, A.N.C., Soares, C.J., Nakasuga, W.M., Resende, R.S., Gomes, M.R., Alencar, I., Hadler, J.C.

“…Zircon samples from the Cenozoic São Paulo and Taubaté Basins and Mantiqueira Mountain Range (southeast Brazil) were concomitantly dated by zircon Fission…”
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Anisotropy of track revelation in epidote: Results of a step etching experiment with 86Kr ion tracks by Curvo, E.A.C., Guedes, S., Alencar, I., Nakasuga, W.M., Tello S, C.A., Iunes, P.J., Hadler, J.C.

“…Epidote etching anisotropy has been studied through step etching of 86Kr (300 MeV) ion tracks. A slice of epidote natural monocrystal was taken from the (010)…”
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Durango apatite fission–track dating using length-based age corrections and neutron fluence measurements by natural thorium thin films and natural U-doped glasses calibrated through natural uranium thin films by Iunes, P.J., Hadler N, J.C., Bigazzi, G., Tello S, C.A., Guedes O, S., Paulo, S.R.

“…In this work, we present an approach for neutron fluence measurements based on natural thorium thin films and natural uranium-doped glasses calibrated through…”
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Kinetic model for the annealing of fission tracks in minerals and its application to apatite by Guedes, S., Hadler N, J.C., Oliveira, K.M.G., Moreira, P.A.F.P., Iunes, P.J., Tello S, C.A.

“…Fission tracks are formed in apatite and other minerals after the passage of fission fragments, which deliver locally intense amounts of energy to the crystal…”
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Kinetic model for the annealing of fission tracks in zircon by Guedes, S., Hadler N, J.C., Iunes, P.J., Oliveira, K.M.G., Moreira, P.A.F.P., Tello S, C.A.

“…A model for the annealing kinetics of fission tracks is proposed based on a simplified track. The principal hypothesis is that the atoms displaced during the…”
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Thermotectonic and fault dynamic analysis of Precambrian basement and tectonic constraints with the Parana basin by Ribeiro, L.F.B., Hackspacher, P.C., Ribeiro, M.C.S., Hadler Neto, J.C., Tello, S.C.A., Iunes, P.J., Franco, A.O.B., Godoy, D.F.

“…The Precambrian crystalline basement of southeast Brazil is affected by many Phanerozoic reactivations of shear zones that developed during the end of the…”
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On epidote fission track dating by Curvo, E.A.C., Hadler Neto, J.C., Iunes, P.J., Guedes, S., Tello S., C.A., Paulo, S.R., Hackspacher, P.C., Palissari, R., Moreira, P.A.F.P.

“…The use of epidote in fission track dating was abandoned since the beginning of the 1980s due to difficulties like absence of a standard etching procedure,…”
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U and Th thin film neutron dosimetry for fission-track dating: application to the age standard Moldavite by Iunes, P.J., Bigazzi, G., Hadler Neto, J.C., Laurenzi, M.A., Balestrieri, M.L., Norelli, P., Osorio Araya, A.M., Guedes, S., Tello S., C.A., Paulo, S.R., Moreira, P.A.F.P., Palissari, R., Curvo, E.A.C.

“…Neutron dosimetry based on U and Th thin films was used for fission-track dating of the age standard Moldavite, the central European tektite, from the Middle…”
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Indoor radon and radon daughters survey at Campinas-Brazil using CR-39: First results by Guedes, S., N. Hadler, J.C., Iunes, P.J., Navia, L.M.S., Neman, R.S., Paulo, S.R., Rodrigues, V.C., Souza, W.F., S. Tello, C.A., Zúñiga, A.

“…The first results of a radon and radon daughters (RD) survey performed at Campinas-SP, Brazil, are presented. We employed a technique that, potentially, makes…”
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