NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = M.S.Dias Found 36 matches. 2023KO26 Appl.Radiat.Isot. 202, 111070 (2023) M.F.Koskinas, D.S.Moreira, I.M.Yamazaki, M.Colonno, R.Semmler, T.S.L.Morais, M.S.Dias Primary standardization and Monte Carlo modeling of (243Am + 239Np) by means of a 4π(PC)-γ coincidence counting system RADIOACTIVITY 243Am(α), 239Np(α), (EC); measured decay products, Eα, Iα, Eβ, Iβ, Eγ, Iγ; deduced activities. Comparison with Monte Carlo calculations by means of Code ESQUEMA. The Nuclear Metrology Laboratory (LMN) at the IPEN.
doi: 10.1016/j.apradiso.2023.111070
2022BA07 Appl.Radiat.Isot. 184, 110122 (2022) L.F.Barros, M.S.Dias, M.F.Koskinas Experimental determination of k0 and Q0 values for 121Sb, 123Sb and 130Ba targets applying covariance analysis NUCLEAR REACTIONS 121,123Sb, 130Ba(n, X), E thermal; measured reaction products, Eγ, Iγ; deduced γ-ray energies, k0 and Q0 values. The COVAR V.4.2 program was developed by the LMN (Nuclear Metrology Laboratory).
doi: 10.1016/j.apradiso.2022.110122
2020YA20 Appl.Radiat.Isot. 164, 109237 (2020) I.M.Yamazaki, M.F.Koskinas, D.S.Moreira, R.Semmler, F.Brancaccio, M.S.Dias Primary standardization and determination of gamma ray emission intensities of Ho-166 RADIOACTIVITY 166Ho(β-) [from 165Ho(n, γ), E thermal]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced γ-ray energies and intensities.
doi: 10.1016/j.apradiso.2020.109237
2019BA49 Appl.Radiat.Isot. 154, 108846 (2019) L.F.Barros, R.V.Ribeiro, M.S.Dias, M.Moralles, R.Semmler, I.M.Yamazaki, M.F.Koskinas Determination of k0 and Q0 for 74Se, 113In, 186W and 191Ir targets applying covariance analysis NUCLEAR REACTIONS 74Se, 113In, 186W, 191Ir(n, γ), E thermal; measured reaction products, Eγ, Iγ; deduced activation parameters k0 and Q0.
doi: 10.1016/j.apradiso.2019.108846
2018YA06 Appl.Radiat.Isot. 134, 312 (2018) I.M.Yamazaki, M.F.Koskinas, D.S.Moreira, M.N.Takeda, M.S.Dias Disintegration rate and gamma-ray emission probability per decay measurement of Cu-64 RADIOACTIVITY 64Cu(β+), (β-) [from 63Cu(n, γ), E thermal]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced 1345.7 keV γ-ray emission probability per decay. Comparison with available data.
doi: 10.1016/j.apradiso.2017.09.007
2014DI03 Appl.Radiat.Isot. 87, 126 (2014) M.S.Dias, F.Brancaccio, F.Toledo, M.F.Koskinas Disintegration rate, gamma-ray emission probabilities and metastable half-life measurements of 67Ga RADIOACTIVITY 67Ga(EC), (β+); measured decay products, Eγ, Iγ; deduced γ-ray emission probabilities, decay constant.
doi: 10.1016/j.apradiso.2013.11.001
2014KO08 Appl.Radiat.Isot. 87, 118 (2014) M.F.Koskinas, F.W.Lacerda, I.T.Matos, T.S.Nascimento, I.M.Yamazaki, M.N.Takeda, M.S.Dias Determination of gamma-ray emission probabilities per decay of Ga-68 RADIOACTIVITY 68Ga(EC), (β+); measured decay products, Eγ, Iγ; deduced γ-ray intensities, energy levels. Comparison with available data.
doi: 10.1016/j.apradiso.2013.11.003
2012FE13 Radiochim.Acta 100, 871 (2012) F.A.Ferreira, Jr., N.L.Maidana, V.R.Vanin, M.S.Dias, M.F.Koskinas, N.Lopez-Pino 41K(n, γ)42K thermal and resonance integral cross section measurements NUCLEAR REACTIONS 41K, 197Au(n, γ), E thermal; measured reaction products, Eγ, Iγ; deduced σ, Westcott factors, resonance integrals. Comparison with available data.
doi: 10.1524/ract.2012.1985
2012KO47 Appl.Radiat.Isot. 70, 2091 (2012) M.F.Koskinas, K.C.Gishitomi, A.B.Brito, I.M.Yamazaki, M.S.Dias Disintegration rate and gamma ray emission probability per decay measurement of 123I RADIOACTIVITY 123I(EC); measured decay products, Eγ, Iγ; deduced gamma emission probabilities. Comparison with Monte Carlo calculations.
doi: 10.1016/j.apradiso.2012.02.078
2011DI05 Appl.Radiat.Isot. 69, 960 (2011) M.S.Dias, V.Cardoso, M.F.Koskinas, I.M.Yamazaki, R.Semmler, M.Moralles, G.S.Zahn, F.A.Genezini, M.O.de Menezes, A.M.G.Figueiredo Measurements of k0 and Q0 values for 64Zn(n, γ)65Zn and 68Zn(n, γ)69mZn reactions with covariance analysis NUCLEAR REACTIONS 64,68Zn, 59Co, 94,96Zr, 139La, 197Au(n, γ), E=epithermal; measured Eγ, Iγ; deduced k0 and Q0 factors, uncertainties.
doi: 10.1016/j.apradiso.2011.03.026
2010DI02 Appl.Radiat.Isot. 68, 592 (2010) M.S.Dias, V.Cardoso, M.F.Koskinas, I.M.Yamazaki Determination of the neutron spectrum shape parameter α in k0 NAA methodology using covariance analysis NUCLEAR REACTIONS 197Au, 94Zr, 64Zn, 45Sc, 139La(n, γ), E=thermal; measured Eγ, Iγ; deduced shape of neutron flux, covariances.
doi: 10.1016/j.apradiso.2009.09.065
2010DI18 Appl.Radiat.Isot. 68, 1349 (2010) Ma.S.Dias, F.F.V.Silva, M.F.Koskinas Standardization and measurement of gamma-ray probability per decay of 177Lu RADIOACTIVITY 177Lu(β-), (IT); measured decay products, Eγ, Iγ, Eβ, Iβ; deduced γ-ray spectra and emission probabilities. Comparison with available data, Monte Carlo simulations.
doi: 10.1016/j.apradiso.2009.12.023
2010MO01 Appl.Radiat.Isot. 68, 596 (2010) D.S.Moreira, M.F.Koskinas, I.M.Yamazaki, M.S.Dias Determination of 51Cr and 241Am X-ray and gamma-ray emission probabilities per decay RADIOACTIVITY 51Cr(EC); measured Eγ, Iγ, Eα, Iα, αγ-coin.; deduced γ-ray emission probabilities per decay. Comparison with Monte-Carlo code. RADIOACTIVITY 241Am(α); measured Eγ, Iγ, Eα, Iα, αγ-coin.; deduced γ-ray emission probabilities per decay. Comparison with Monte-Carlo code.
doi: 10.1016/j.apradiso.2009.11.004
2010MO06 Appl.Radiat.Isot. 68, 1566 (2010) D.S.Moreira, M.F.Koskinas, M.S.Dias, I.M.Yamazaki Determination of 198Au X-rays emission probabilities RADIOACTIVITY 198Au(β-) [from 197Au(n, γ), E=thermal]; measured Eγ, Iγ, Ee, Ie; deduced β-branching, x-rays and γ-rays emission probabilities.
doi: 10.1016/j.apradiso.2009.11.053
2009RA01 Radiochim.Acta 97, 63 (2009) M.U.Rajput, N.L.Maidana, V.R.Vanin, M.S.Dias, M.F.Koskinas Measurement of thermal neutron cross section and resonance integral for the165Ho(n, γ)166gHo reaction NUCLEAR REACTIONS 165Ho(n, γ), E=thermal; measured Eγ, Iγ, cross section; deduced resonance integral. Compared results to existing data and evaluated databases.
doi: 10.1524/ract.2009.1575
2008KO07 Appl.Radiat.Isot. 66, 934 (2008) M.K.Koskinas, E.A.Silva, I.M.Yamazaki, M.S.Dias Disintegration rate measurement of 182Ta RADIOACTIVITY 182Ta(β-) [from 181Ta(n, γ), E=thermal]; measured Eγ, Iγ, βγ-coin; deduced disintegration rate.
doi: 10.1016/j.apradiso.2008.02.056
2005MA90 Nucl.Instrum.Methods Phys.Res. A553, 559 (2005) N.L.Maidana, M.N.Takeda, M.S.Dias, M.F.Koskinas, V.R.Vanin Absolute measurement of 242gAm sources activities in the 241Am(n, γ) cross-section determination-Improvement by simulation RADIOACTIVITY 242Am(β-), (EC) [from 241Am(n, γ)]; measured βγ-coin; deduced source activity. 241Am(α); measured Eα.
doi: 10.1016/j.nima.2005.07.024
2004CA03 Appl.Radiat.Isot. 60, 185 (2004) R.M.Castro, V.R.Vanin, O.Helene, P.R.Pascholati, N.L.Maidana, M.S.Dias, M.F.Koskinas The interplay between the statistical correlations of γ-ray emission probabilities and efficiency calibration RADIOACTIVITY 152Eu(EC), (β-); analyzed Eγ, Iγ, correlations. Application to efficiency calibration discussed.
doi: 10.1016/j.apradiso.2003.11.014
2004CA04 Appl.Radiat.Isot. 60, 283 (2004) R.M.Castro, V.R.Vanin, P.R.Pascholati, N.L.Maidana, M.S.Dias, M.F.Koskinas Developing 152Eu into a standard for detector efficiency calibration RADIOACTIVITY 152Eu(EC), (β-); measured Eγ, Iγ, γγ-coin. 152Sm deduced levels.
doi: 10.1016/j.apradiso.2003.11.029
2004DI06 Appl.Radiat.Isot. 60, 683 (2004) M.S.Dias, V.Cardoso, V.R.Vanin, M.F.Koskinas Combination of nonlinear function and mixing method for fitting HPGe efficiency curve in the 59-2754 kev energy range
doi: 10.1016/j.apradiso.2003.10.011
2004MA58 Phys.Rev. C 70, 014602 (2004) N.L.Maidana, J.Mesa, V.R.Vanin, R.M.Castro, M.S.Dias, M.F.Koskinas 57Co(n, γ)58Co reaction cross section: Thermal and resonance integral measurements and energy dependence NUCLEAR REACTIONS 57Co(n, γ), E=thermal, resonance; measured thermal and resonance integral σ; deduced resonance parameters, Maxwellian averaged σ. Activation technique, Reich-Moore multilevel resonant capture analysis.
doi: 10.1103/PhysRevC.70.014602
2004TA47 Braz.J.Phys. 34, 852 (2004) M.N.Takeda, M.S.Dias, M.F.Koskinas Monte Carlo Simulation of Activity Measurements by Means of 4πβ - γ Coincidence System
doi: 10.1590/S0103-97332004000500038
2003DI01 Appl.Radiat.Isot. 58, 235 (2003) Standardization of a 204Tl radioactive solution RADIOACTIVITY 204Tl(β-), (EC); measured βγ-coin; deduced source standardization. Efficiency tracing technique.
doi: 10.1016/S0969-8043(02)00294-4
2001FO01 Appl.Radiat.Isot. 54, 141 (2001) K.A.Fonseca, M.F.Koskinas, M.S.Dias Disintegration Rate Measurement of a 192Ir Solution RADIOACTIVITY 192Ir(EC), (β-); measured Eγ, βγ-coin, decay rate.
doi: 10.1016/S0969-8043(00)00158-5
2001MA88 Radiochim.Acta 89, 419 (2001) N.L.Maidana, M.S.Dias, M.F.Koskinas Measurement of the Thermal Neutron Capture Cross Section and Resonance Integral of Am-241 NUCLEAR REACTIONS 241Am(n, γ), E=thermal; measured σ; deduced resonance integral. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31518. 2001SI09 Appl.Radiat.Isot. 54, 443 (2001) D.Simoes, M.F.Koskinas, M.S.Dias Measurement of the Gamma-Ray Probability per Decay of 42K RADIOACTIVITY 42K(β-) [from 41K(n, γ)]; measured Eγ, Iγ, βγ-coin; deduced γ emission probability per decay.
doi: 10.1016/S0969-8043(00)00271-2
1998AT04 Appl.Radiat.Isot. 49, 1175 (1998) M.R.P.Attie, M.F.Koskinas, M.S.Dias, K.A.Fonseca Absolute Disintegration Rate Measurements of Ga-67 RADIOACTIVITY 67Ga(EC); measured (X-ray)γ-coin, T1/2. 67Zn deduced levels, isomer T1/2.
doi: 10.1016/S0969-8043(97)10041-0
1998FO05 Appl.Radiat.Isot. 49, 1373 (1998) K.A.Fonseca, M.F.Koskinas, M.S.Dias Measurement of the Gamma-Ray Probability Per Decay of I-126 RADIOACTIVITY 126I(β+), (EC), (β-) [from 127I(n, 2n)]; measured βγ-, (X-ray)γ-coin; deduced γ-emission probabilities.
doi: 10.1016/S0969-8043(97)10077-X
1998MA97 Radiochim.Acta 83, 117 (1998) N.L.Maidana, M.S.Dias, M.E.Koskinas Measurement of the Thermal Neutron Capture Cross Section of Cs-137 NUCLEAR REACTIONS 137Cs(n, γ), E=thermal; measured σ. High-resolution γ-ray spectrometry. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31517. 1996FO07 Nucl.Instrum.Methods Phys.Res. A369, 437 (1996) K.A.Fonseca, M.K.Koskinas, M.S.Dias Covariance Methodology Applied to Uncertainties in I-126 Disintegration Rate Measurements RADIOACTIVITY 126I(EC), (β+), (β-) [from 127I(n, 2n)]; measured γ(X-ray)-coin; deduced disintegration rate related parameters features, uncertainities. Convariance methodology.
doi: 10.1016/S0168-9002(96)80026-X
1995DI07 Appl.Radiat.Isot. 46, 945 (1995) Accidental Summing Correction in 125I Activity Determination by the Sum-Peak Method RADIOACTIVITY 125I(EC); measured X-ray spectra, γ(X-ray)-coin; deduced accidental summing correction in sum peak method.
doi: 10.1016/0969-8043(95)00188-J
1994DI12 Proc.Intern.Conf.Nuclear Data for Science and Technology, Gatlinburg, Tennesse, 9-13 May, 1994, J.K.Dickens, Ed., American Nuclear Society, Vol.1, p.257 (1994) M.S.Dias, L.P.Geraldo, M.F.Koskinas Measurement of the average cross sections in U-235 fission neutron spectrum for threshold reactions in 95, 98Mo, 127I and 31P NUCLEAR REACTIONS 31P(n, p), 95Mo(n, p), 98Mo(n, α), 127I(n, 2n), E=1.5 MeV; measured products, 95Zr, 4He, 95Nb, Eπ, Iπ; deduced σ, σ(E). Data were imported from EXFOR entry 31448. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31448. 1994MA60 Radiochim.Acta 64, 7 (1994) N.L.Maidana, M.S.Dias, L.P.Geraldo Measurements of U-235 Fission Neutron Spectrum Averaged Cross Sections for Threshold Reactions NUCLEAR REACTIONS 115In(n, n'), 51V(n, α), 48,46,47Ti, 56Fe, 24Mg(n, p), 55Mn, 93Nb, 90Zr, 58Ni(n, 2n), E=fission spectrum; measured spectrum averaged σ. 232Th(n, F), E=fission spectrum; measured spectrum averaged σ. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31458. 1993KO49 Appl.Radiat.Isot. 44, 1209 (1993) Measurement of the Gamma-Ray Probability per Decay of Si-31 RADIOACTIVITY 31Si(β-); measured βγ-coin, γ-spectra. 31P deduced transition γ emission probability. Hyperpure Ge spectrometer, 4π βγ-coincidence method.
doi: 10.1016/0969-8043(93)90066-J
1992GE07 Radiochim.Acta 57, 63 (1992) L.P.Geraldo, M.S.Dias, M.F.Koskinas Average Neutron Cross Section Measurements in U-235 Fission Spectrum for Some Threshold Reactions NUCLEAR REACTIONS 58Ni, 127I, 55Mn(n, 2n), 63Cu(n, α), 31P(n, p), E=reactor; measured σ. Activation technique, high resolution γ-ray spectroscopy, fission neutrons. Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31447. 1989KO25 Nucl.Instrum.Methods Phys.Res. A280, 327 (1989) A Coincidence System for Radionuclide Standardization using Surface Barrier Detectors RADIOACTIVITY 109Cd(EC); 241Am(α); 137Cs(β-); measured αγ-, (ce)(X-ray)-coin; deduced activity. Radionuclide standardization, surface barrier detectors.
doi: 10.1016/0168-9002(89)90928-5
Back to query form |