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Renato Pereira de Freitas
Renato Pereira de Freitas
Dirección de correo verificada de ifrj.edu.br - Página principal
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Probing the chemistry of CdS paints in The Scream by in situ noninvasive spectroscopies and synchrotron radiation x-ray techniques
L Monico, L Cartechini, F Rosi, A Chieli, C Grazia, S De Meyer, G Nuyts, ...
Science advances 6 (20), eaay3514, 2020
532020
EDXRF and multivariate statistical analysis of fragments from Marajoara ceramics
RP Freitas, C Calza, TA Lima, A Rabello, RT Lopes
X‐Ray Spectrometry 39 (5), 307-310, 2010
472010
Analysis of sculptures using XRF and X-ray radiography
C Calza, DF Oliveira, RP Freitas, HS Rocha, JR Nascimento, RT Lopes
Radiation Physics and Chemistry 116, 326-331, 2015
382015
Multilayered artifacts in the pre-Columbian metallurgy from the North of Peru
R Cesareo, AD Bustamante, JS Fabian, S Del Pilar Zambrano, W Alva, ...
Applied Physics A 113, 889-903, 2013
322013
Analysis of a European cupboard by XRF, Raman and FT-IR
VS Felix, UL Mello, MO Pereira, AL Oliveira, DS Ferreira, CS Carvalho, ...
Radiation Physics and Chemistry 151, 198-204, 2018
282018
Analysis of a Brazilian baroque sculpture using Raman spectroscopy and FT-IR
RP Freitas, IM Ribeiro, C Calza, AL Oliveira, VS Felix, DS Ferreira, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 154, 67-71, 2016
282016
PLS-DA and data fusion of visible Reflectance, XRF and FTIR spectroscopy in the classification of mixed historical pigments
AL de Queiroz Baddini, JLV de Paula Santos, RR Tavares, LS de Paula, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 265, 120384, 2022
262022
Investigating counterfeiting of an artwork by XRF, SEM-EDS, FTIR and synchrotron radiation induced MA-XRF at LNLS-BRAZIL
MO Pereira, VS Felix, AL Oliveira, DS Ferreira, AR Pimenta, CS Carvalho, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 246, 118925, 2021
242021
Micro-XRF analysis of a Brazilian polychrome sculpture
RP Freitas, VS Felix, MO Pereira, RS Santos, AL Oliveira, EAS Gonçalves, ...
Microchemical Journal 149, 104020, 2019
232019
Analysis of 19th century ceramic fragments excavated from Pirenópolis (Goiás, Brazil) using FT-IR, Raman, XRF and SEM
RP Freitas, FA Coelho, VS Felix, MO Pereira, MAT de Souza, MJ Anjos
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 193, 432-439, 2018
202018
Analysis of silver coins from colonial Brazil by hand held XRF and micro-XRF
VS Felix, MO Pereira, RP Freitas, PJM Aranha, PCS Heringer, MJ Anjos, ...
Applied Radiation and Isotopes 166, 109409, 2020
172020
Analysis of clay smoking pipes from archeological sites in the region of the Guanabara Bay (Rio de Janeiro, Brazil) by FT-IR
RP Freitas, IM Ribeiro, C Calza, AL Oliveira, ML Silva, VS Felix, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 163, 140-144, 2016
152016
Analysis by raman spectroscopy and XRF of glass beads from excavations in the harbor area of rio de janeiro, Brazil
IMN Ribeiro, RP Freitas, C Calza, ALC Oliveira, VS Felix, DS Ferreira, ...
Vibrational Spectroscopy 87, 111-115, 2016
132016
Aplicacoes de técnicas nucleares e espectroscopia molecular em arqueometria
RP de Freitas
Universidade Federal do Rio de Janeiro, 2014
132014
Analysis of Pre-Columbian objetcs from Cupisnique, one of the oldest culture from Perú, using a portable X-ray fluorescence equipment
A Bustamante, R Cesareo, A Brunetti, M Rizzutto, C Calza, ...
Applied Physics A 113, 1065-1067, 2013
132013
Análise de peroleiras e cachimbos cerâmicos provenientes de escavações arqueológicas
CF Calza, MDBG Oliveira, DD Carvalho, FAN Coelho, RP Freitas, ...
Boletim do Museu Paraense Emílio Goeldi. Ciências Humanas 8, 621-638, 2013
132013
Analysis of artifacts from ancient Egypt using an EDXRF portable system
C Calza, RT Lopes, RP Freitas, A Brancaglion Junior
102011
Characterization of a sacred statuette replica of “Nossa Senhora da Conceição Aparecida” using X-ray spectrometry techniques
ACRA Francis, RC Nardes, SG Hamilton Filho, RS dos Santos, ...
Radiation physics and chemistry 167, 108266, 2020
92020
Analysis of ancient Egypt artifacts using X-ray fluorescence
LNC Castro, C Calza, RP Freitas, A Brancaglion, RT Lopes
IMEKO Int. Conf. Metrol. Archeol. Cult. Heritage, MetroArcheo 2016, 2016
82016
Utilizando espectroscopia de energia dispersiva (EDS) para comparação de medicamentos genéricos e similar com o seu referência
LC Luiz, CSF Varella, DDM Silva, DL Brandão, RT Batista, R FREITAS
Brasil: Revista Brasileira de Ciências da Saúde, p179-186, 2015
72015
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