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Aplicação do método Monte Carlo na análise das doses de radiação emitidas por um equipamento de raios X didático

Authors: de Cássia Justino, Paula; Pavan Souza, Samara; Pereira Neves, Lucio; de Souza Santos, William; Paula Perini, Ana;

Aplicação do método Monte Carlo na análise das doses de radiação emitidas por um equipamento de raios X didático

Abstract

O equipamento de raios X didático está presente em muitas universidades, sendo utilizado na aprendizagem da física, nas mais diversas áreas de estudo. Neste trabalho, serão analisadas computacionalmente as doses de radiação envolvidas em uma unidade de raios X didático, por meio da determinação dos coeficientes de conversão da dose equivalente e da dose efetiva, durante a operação do equipamento por uma mulher adulta. Para este propósito, foram utilizadas simulações de Monte Carlo (código MCNPX) e um objeto simulador antropomórfico virtual feminino FASH3, portando um dosímetro localizado no tórax. Os resultados deste estudo mostraram que a mama e a pele obtiveram maiores coeficientes de conversão para dose equivalente, em relação aos demais órgãos estudados. Observou-se que os coeficientes de conversão são baixos, devido à blindagem do vidro plumbífero da unidade de raios X didático, tornando-o seguro de operar, como já era esperado.

XII SIMPÓSIO DE ENGENHARIA BIOMÉDICA -I X SIMPÓSIO DE INSTRUMENTAÇÃO E IMAGENS MÉDICAS

Keywords

Raios X Didático, Objeto Antropomórfico Virtual, Simulação de Monte Carlo, Dosimetria

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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
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This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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impulse
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