XXXV BRAZILIAN WORKSHOP
ON NUCLEAR PHYSICS
São Sebastião, São Paulo, Brazil
2 – 6 September 2012
EDITORS
Fábio Luiz Melquiades
Universidade Estadual do Centro Oeste, Guarapuava, PR, Brazil
Frederico Antônio Genezini
Instituto de Pesquisas Energéticas e Nucleares, São Paulo, SP, Brazil
Nilberto Heder Medina
Instituto de Física da Universidade de São Paulo, São Paulo, SP, Brazil
Roberto Meigikos dos Anjos
Universidade Federal Fluminense, Niterói, RJ, Brazil
Sidney dos Santos Avancini
Universidade de Santa Catarina, Florianópolis, SC, Brazil
All papers have been peer reviewed.
SPONSORING ORGANIZATIONS
Fundação de Amparo à Pesquisa de São Paulo (FAPESP)
Fundação de Amparo à Pesquisa do Rio de Janeiro (FAPERJ)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
Coordenação de Aperfeiçoamento de pessoal de Nível Superior (Capes)
Eletrobrás Eletronuclear
SINC do Brasil
Melville, New York, 2013
AIP | CONFERENCE PROCEEDINGS
1529
Editors
Fábio Luiz Melquiades
Universidade Estadual do Centro Oeste
Departamento de Física
Campus CEDETEG
Rua Simeão Camargo
Varella de Sá, 03, 85040-080
Guarapuava, PR
Brazil
E-mail: [email protected]
Frederico Antônio Genezini
Instituto de Pesquisas Energéticas e Nucleares
Centro do Reator de Pesquisas
Av. Lineu Prestes 2242, 05508-000
São Paulo, SP
Brazil
Roberto Meigikos dos Anjos
Universidade Federal Fluminense
Instituto de Física
Av. Gal. Milton Tavares de Sousa
S/N, 24210-246, Niterói, RJ
Brazil
E-mail: [email protected]
Sidney dos Santos Avancini
Universidade de Santa Catarina
Departamento de Física
Campus Trindade – CP 476
88040-900, Florianópolis, SC
Brazil
E-mail: [email protected]
E-mail: [email protected]
Nilberto Heder Medina
Instituto de Física da Universidade de São Paulo
Departamento de Física Nuclear
Travessa R da Rua do Matão 187
05508-090 , São Paulo, SP
Brazil
E-mail: [email protected]
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AIP Conference Proceedings, Volume 1529
XXXV Brazilian Workshop on Nuclear Physics
Table of Contents
Foreword: XXXV Brazilian Workshop on Nuclear Physics
Fabio L. Melquiades, Frederico A. Genezini, Nilberto H. Medina,
Roberto Meigikos do Anjos, and Sidney Avancini
1
FUNDAMENTAL SYMMETRIES AND ELECTROWEAK INTERACTIONS
Correlation measurements in nuclear β-decay using traps and polarized
low energy beams
Oscar Naviliat-Cuncic
3
COSMIC RAYS
Comments on cosmic ray research in Brazil
Enio F. da Silveira
10
DOSIMETRY
From nGy to MGy - New dosimetry with LiF:Mg,Cu,P
thermoluminescence detectors
Barbara Obryk
22
APPLIED NUCLEAR PHYSICS
Recent developments in atomic/nuclear methodologies used for the study
of cultural heritage objects
Carlos Roberto Appoloni
30
The application possibilities of the gamma-ray Compton backscattering
technique
D. Flechas, L. G. Sarmiento, N. González, J. Gómez-Muñoz, C. Garzón,
E. Fajardo, and F. Cristancho
40
v
Evaluating the presence of porosity in Brazilian archaeological pottery
associating x-radiography and PIXE
J. F. Curado, N. Added, and M. A. Rizzutto
45
Archaeometric studies by neutron, x-ray radiography and microCT
R. M. Latini, A. V. B. Bellido, U. M. Vinagre Filho, M. I. S. Souza, I.
Lima, D. F. Oliveira, and R. T. Lopes
49
Sequential chemical extraction for a phosphogypsum environmental
impact evaluation
R. F. Gennari, I. Garcia, N. H. Medina, and M. A. G. Silveira
52
X-ray fluorescence and multivariate analysis for sucrose quantification
in sugarcane
Fábio L. Melquiades, Gisele G. Bortoleto, Fernanda F. Neme, Ariel Ton,
and Maria I. M. S. Bueno
56
Analyses of lake sediments from Itaipu´ dam using x-ray fluorescence
Felipe Rodrigues dos Santos, Ezequiel J. Novacoski, and Fábio L.
Melquiades
59
Portable EDXRF for quantification of metals in soils: Univariate
calibration versus multivariate calibration
Ezequiel J. Novacoski, Felipe R. dos Santos, and Fábio L. Melquiades
63
Monte Carlo simulation applied in total reflection x-ray fluorescence:
Preliminary results
Luiza L. C. Meira, Guilherme F. Inocente, Letícia D. Vieira, and Joel
Mesa
66
Investigation of saliva of patients with periodontal disease using NAA
C. B. Zamboni, S. Metairon, I. M. M. A. Medeiros, and H. R. Lewgoy
70
Sulfur determination in blood from inhabitants of Brazil using neutron
activation analysis
Laura C. Oliveira and Cibele B. Zamboni
73
Concentration of Ca in blood of amateur runners using NAA
L. Kovacs, C. B. Zamboni, S. Metairon, L. A. S. Nunes, T. F. Lourenço,
and D. V. Macedo
76
vi
Test of 3D CT reconstructions by EM + TV algorithm from
undersampled data
Ivan Evseev, Francielle Ahmann, Hamilton P. da Silva, Hugo R. Schelin,
Olga Yevseyeva, and Márgio C. L. Klock
79
Using the technique of computed tomography for nondestructive
analysis of pharmaceutical dosage forms
José Martins Jr. de Oliveira, F. Salvador Mangini, Marta Maria Duarte
Carvalho Vila, and Marco ViníciusChaud
82
Multi-scale analysis in carbonates by x-ray microtomography:
Characterization of the porosity and pore size distribution
Jaquiel S. Fernandes, Rodrigo Nagata, Anderson C. Moreira, Celso P.
Fernandes, and Carlos R. Appoloni
86
The prototype of a detector for monitoring the cosmic radiation neutron
flux on ground
Odair Lelis Gonçalez, Claudio Antonio Federico, Adriane Cristina
Mendes Prado, Rafael Galhardo Vaz, Mauricio Tizziani Pazzianotto, and
Renato Semmler
89
Gamma irradiation effects in W films
Luiz H. Claro, Ingrid A. Santos, and Cassia F. Silva
92
A novel algorithm for blind deconvolution applied to the improvement of
radiographic images
Gevaldo L. de Almeida and Maria Ines Silvani
95
Non-destructive assay of mechanical components using gamma-rays and
thermal neutrons
Erica Silvani Souza, Gevaldo L. de Almeida, Maria Ines S. Souza, and
Mila R. Avelino
100
Positron annihilation spectroscopy techniques applied to the study of an
HPGe detector
E. do Nascimento, V. R. Vanin, N. L. Maidana, T. F. Silva, M. A.
Rizzutto, and J. M. Fernández-Varea
103
Comparison between IRMS and CRDS methods in the determination of
isotopic ratios 2H/1H and 18O/16O in water
T. H. R. Santos, M. R. Zucchi, T. Lemaire, and A. E. G. Azevedo
107
vii
High sensitivity boron quantification in bulk silicon using the
11
B(p,α0)8Be nuclear reaction
Marcos V. Moro, Tiago F. da Silva, Nemitala Added, Marcia A. Rizutto,
Manfredo H. Tabacniks, John B. Neira, and João B. F. Neto
110
Use of daily detector verification data for isotopical half-life
determination
Vitor C. Gonçalves, Guilherme S. Zahn, Frederico A. Genezini, Regina
B. Ticianelli, and Mitiko Saiki
113
FACILITIES AND NUCLEAR INSTRUMENTATION
Monolithic pixel detectors in silicon on insulator technology
Dario Bisello
117
A programmable ISA to USB interface
R. V. Ribas
124
Tuning the operational parameters of the first microtron stage
Cristiane Jahnke, Tiago F. Silva, and Marcos N. Martins
128
Automatic energy calibration algorithm for an RBS setup
Tiago F. Silva, Marcos V. Moro, Nemitala Added, Marcia A. Rizzutto,
and Manfredo H. Tabacniks
131
Monte Carlo semi-empirical model for Si(Li) x-ray detector: Differences
between nominal and fitted parameters
N. López-Pino, F. Padilla-Cabal, J. A. García-Alvarez, L. Vázquez, K. D'
Alessandro, C. M. Correa-Alfonso, W. Godoy, N. L. Maidana, and V. R.
Vanin
134
The target laboratory of the Pelletron Accelerator's facilities
Nobuko Ueta and Wanda Gabriel Pereira Engel
137
Development of a time-variable nuclear pulser for half life
measurements
Guilherme S. Zahn, Claudio Domienikan, Roberto P. M. Carvalhaes, and
Frederico A. Genezini
141
viii
NUCLEAR REACTORS
Heavy reflector experiments in the IPEN/MB-01 reactor: Stainless steel,
carbon steel and nickel
Adimir dos Santos, Graciete Simões de Andrade e Silva, Rogério Jerez,
Luis Felipe Liambos Mura, and Rinaldo Fuga
146
The behavior of ANGRA 2 nuclear power plant core for a small break
LOCA simulated with RELAP5 code
Gaianê Sabundjian, Delvonei A. Andrade, Antonio Belchior Jr., Marcelo
da Silva Rocha, Thadeu N. Conti, Walmir M. Torres, Luiz A. Macedo,
Pedro E. Umbehaun, Roberto N. Mesquita, Paulo H. F. Masotti, and Ana
Cecília de Souza Lima
151
Experimental determination of neutron lifetimes through macroscopic
neutron noise in the IPEN/MB-01 reactor
Eduardo Gonnelli and Ricardo Diniz
155
Reactivity worth measurements at the IPEN/MB-01 nuclear reactor
Letícia Negrão Pinto and Adimir dos Santos
158
NUCLEAR STRUCTURE
Development of deformation in the island of inversion at N=40
Silvia M. Lenzi and Francesco Recchia
162
Band termination in normally deformed bands in 83Y
D. A. Torres, N. De La Rosa, F. Cristancho, S. L. Tabor, R. A. Kaye, G.
Z. Solomon, J. Döring, G. D. Johns, M. Devlin, F. Lerma, D. G.
Sarantites, I.-Y. Lee, A. O. Macchiavelli, and A. Garzón
170
Half-lives of proton emitters in the region of intermediate mass and
heavy nuclei
M. M. N. Rodrigues, N. Teruya, and S. B. Duarte
174
Using magnetic moments to study the nuclear structure of I ≥ 2 states
D. A. Torres
178
The half-life of 131g,mTe
J. C. Ruivo, C. B. Zamboni, Nilberto Heder Medina, and J. R. B. Oliveira
187
ix
NUCLEI FAR FROM STABILITY
Microscopic and self-consistent description for neutron halo in deformed
nuclei
Lulu Li, Jie Meng, P. Ring, En-Guang Zhao, and Shan-Gui Zhou
190
First experiment with the double solenoid RIBRAS system
R. Lichtenthäler, R. Pampa Condori, P. N. de Faria, A. Lépine-Szily, D.
R. Mendes Jr., K. C. C. Pires, M. C. Morais, E. Leistenschneider, V. B.
Scarduelli, J. M. B. Shorto, M. Assunção, and L. R. Gasques
197
Elastic scattering measurements for 7Be+27Al system at RIBRAS facility
V. Morcelle, R. Lichtenthäler, M. C. Morais, A. Lépine-Szily, V.
Guimarães, P. R. S. Gomes, J. Lubian, A. Barioni, D. R. Mendes Jr., P. N.
de Faria, L. Gasques, J. M. B. Shorto, K. C. C. Pires, J. C. Zamora, and R.
P. Condori
202
SIM-RIBRAS: A Monte-Carlo simulation package for RIBRAS system
E. Leistenschneider, A. Lépine-Szily, and R. Lichtenthäler
206
HIGH ENERGY NUCLEAR PHYSICS
Chaotic thermalization in classical gauge theories
Marcio Woitek and Gastão Krein
209
Spallation process with simultaneous multi-particle emission in nuclear
evaporation
B. M. Santos, M. Gonçalves, L. P. G. de Assis, and S. B. Duarte
214
HADRONS, QCD AND PHASES OF NUCLEAR MATTER
Revisiting heavy ion collisions under the influence of strong magnetic
fields
M. G. de Paoli and D. P. Menezes
217
The evolution of flux tubes in relativistic viscous hydrodynamics
D. A. Fogaça, F. S. Navarra, and L. G. Ferreira Filho
225
Looking for meson molecules in B decays
Marina Nielsen, Fernando S. Navarra, and Ignacio Bediaga
230
x
Effective models, hadron-quark phase transitions and the QCD critical
point
Rafael Cavagnoli and Debora Peres Menezes
235
Relativistic mean-field models and nuclear matter constraints
M. Dutra, O. Lourenço, B. V. Carlson, A. Delfino, D. P. Menezes, S. S.
Avancini, J. R. Stone, C. Providência, and S. Typel
238
Influence of pions on the hadron-quark phase transition
O. Lourenço, M. Dutra, T. Frederico, A. Delfino, and M. Malheiro
241
Single photon production νlN→νlNγ in neutrino-nucleon scattering
C. Barbero and A. Mariano
244
One-nucleon-induced nonmesonic hypernuclear decay in laboratory
coordinates
A. P. Galeão, C. Barbero, C. De Conti, and F. Krmpotić
247
New thermal model with distinct freeze-out temperatures for baryons
and mesons
Leonardo P. G. De Assis, Sergio B. Duarte, Marcelo Chiapparini,
Luciana R. Hirsch, and Antonio Delfino Jr.
250
Nuclear EMC effect in non-extensive statistical model
Luis A. Trevisan and Carlos Mirez
253
Initial conditions dependency in heavy-quarks suppression in ultrarelativistic collisions
Caio Alves Garcia Prado and Alexandre Alarcon do Passo Suaide
256
The polarized structure function of the nucleons with a non-extensive
statistical quark model
Luis A. Trevisan and Carlos Mirez
259
ADDITIONAL PAPERS
NUCLEAR REACTIONS
Do Skyrme forces that fit nuclear matter work well in finite nuclei?
P. D. Stevenson, P. M. Goddard, J. R. Stone, and M. Dutra
xi
262
(18O,16O) Two-neutron transfer reactions for spectroscopic studies
M. Cavallaro, C. Agodi, M. Bondì, F. Cappuzzello, D. Carbone, A.
Cunsolo, A. Foti, M. De Napoli, D. Nicolosi, S. Tropea, J. Lubian, V. N.
Garcia, B. Paes, R. Linares, T. Borello-Lewin, and M. R. D. Rodrigues
269
Effects of the polarization potential on the classical elastic scattering
trajectories of 16O + 27Al at 100 MeV
D. Pereira, R. Linares, J. R. B. Oliveira, J. Lubian, L. C. Chamon, P. N.
Faria, P. R. S. Gomes, F. Cappuzzello, C. Agodi, M. Bondì, D. Carbone,
M. Cavallaro, A. Cunsolo, M. De Napoli, A. Foti, D. Nicolosi, and S.
Tropea
274
Quasi-bound alpha resonant states populated by the 12C(6Li,d) reaction
M. R. D. Rodrigues, T. Borello-Lewin, H. Miyake, L. B. HorodynskiMatsushigue, J. L. M. Duarte, C. L. Rodrigues, M. A. Souza, A. Cunsolo,
F. Cappuzzello, A. Foti, C. Agodi, M. Cavallaro, and G. M. Ukita
279
Emission of intermediate mass fragments at high excitation energy
T. J. Santos and B. V. Carlson
284
The density of available states of the DDHMS pre-equilibrium model
L. Brito, D. F. Mega, and B. V. Carlson
287
Author Index
291
xii