Preliminary chemical studies at the jericho archaeological site

This study measured the chemical composition of 45 ceramic samples from the Jericho archaeological site, Palestine, by means of instrumental neutron activation analysis (INAA). The mass fraction of Na, K, La, Sm, Yb, Lu, U, Sc, Cr, Fe, Co, Zn, Rb, Cs, Ce, Eu, Hf and Th was determined with the purpo...

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Main Authors: Joanna Ferreira Barros, Casimiro Munita, Rodrigo Silva
Format: Article
Language:English
Published: Brazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR) 2021-04-01
Series:Brazilian Journal of Radiation Sciences
Subjects:
Online Access:https://bjrs.org.br/revista/index.php/REVISTA/article/view/1319
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author Joanna Ferreira Barros
Casimiro Munita
Rodrigo Silva
author_facet Joanna Ferreira Barros
Casimiro Munita
Rodrigo Silva
author_sort Joanna Ferreira Barros
collection DOAJ
description This study measured the chemical composition of 45 ceramic samples from the Jericho archaeological site, Palestine, by means of instrumental neutron activation analysis (INAA). The mass fraction of Na, K, La, Sm, Yb, Lu, U, Sc, Cr, Fe, Co, Zn, Rb, Cs, Ce, Eu, Hf and Th was determined with the purpose to detect the presence of ceramic groupings based on their composition. The analytical method is appropriate for this type of study because it is a non-destructive technique with high sensitivity, accuracy and precision, and determines chemical elements in trace and ultra-trace levels. These characteristics are essential to study small concentration variations. Initially the mass fractions were normalized to compensate for the large difference in magnitude among elements determined in percentage and trace level. Subsequently, the dataset was interpreted through cluster and discriminant analysis. The results showed the existence of three different chemical groups.
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spelling doaj.art-a2fc0f26c8864ddebbcd5c48e35798c22022-12-22T04:37:05ZengBrazilian Radiation Protection Society (Sociedade Brasileira de Proteção Radiológica, SBPR)Brazilian Journal of Radiation Sciences2319-06122021-04-0191A10.15392/bjrs.v9i1A.1319Preliminary chemical studies at the jericho archaeological siteJoanna Ferreira Barros0Casimiro Munita1Rodrigo Silva2IPEN - CNEN/SPIPEN - CNEN/SPUNASP This study measured the chemical composition of 45 ceramic samples from the Jericho archaeological site, Palestine, by means of instrumental neutron activation analysis (INAA). The mass fraction of Na, K, La, Sm, Yb, Lu, U, Sc, Cr, Fe, Co, Zn, Rb, Cs, Ce, Eu, Hf and Th was determined with the purpose to detect the presence of ceramic groupings based on their composition. The analytical method is appropriate for this type of study because it is a non-destructive technique with high sensitivity, accuracy and precision, and determines chemical elements in trace and ultra-trace levels. These characteristics are essential to study small concentration variations. Initially the mass fractions were normalized to compensate for the large difference in magnitude among elements determined in percentage and trace level. Subsequently, the dataset was interpreted through cluster and discriminant analysis. The results showed the existence of three different chemical groups. https://bjrs.org.br/revista/index.php/REVISTA/article/view/1319archaeometryINAApotterytell es-Sultan
spellingShingle Joanna Ferreira Barros
Casimiro Munita
Rodrigo Silva
Preliminary chemical studies at the jericho archaeological site
Brazilian Journal of Radiation Sciences
archaeometry
INAA
pottery
tell es-Sultan
title Preliminary chemical studies at the jericho archaeological site
title_full Preliminary chemical studies at the jericho archaeological site
title_fullStr Preliminary chemical studies at the jericho archaeological site
title_full_unstemmed Preliminary chemical studies at the jericho archaeological site
title_short Preliminary chemical studies at the jericho archaeological site
title_sort preliminary chemical studies at the jericho archaeological site
topic archaeometry
INAA
pottery
tell es-Sultan
url https://bjrs.org.br/revista/index.php/REVISTA/article/view/1319
work_keys_str_mv AT joannaferreirabarros preliminarychemicalstudiesatthejerichoarchaeologicalsite
AT casimiromunita preliminarychemicalstudiesatthejerichoarchaeologicalsite
AT rodrigosilva preliminarychemicalstudiesatthejerichoarchaeologicalsite