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Detector óptico NIR in-line para monitoramento da degradação termomecânica do polipropileno durante a extrusão
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ciência e Engenharia de Materiais - PPGCEMCâmpus São Carlos, 2022-05-02)
The present research aimed to develop an in-line NIR (near infrared) optical detector to monitor polypropylene (PP) thermomechanical degradation during extrusion. The optical detector monitors, in real time, the absorbance ...
Study of the effects of exposure to ionizing irradiation on the materials used for dental restoration
(Medimond S R L, 2002-01-01)
A quantitative study was made about the effects caused by ionizing irradiation on materials used for dental restoration (amalgams, compound resins and compomere), aiming to alleviate in bearers of head and neck cancer, the ...
Study of the effects of exposure to ionizing irradiation on the materials used for dental restoration
(Medimond S R L, 2002-01-01)
A quantitative study was made about the effects caused by ionizing irradiation on materials used for dental restoration (amalgams, compound resins and compomere), aiming to alleviate in bearers of head and neck cancer, the ...
Crystalline Quality of CdSe Single Crystalline Commercial Wafer
(Elsevier, 2015-07)
Cadmium selenide is II-VI semiconductor compound with 1.67 eV energy gap (≈ 300 K) and high stopping power for nuclear radiation. Its crystalline structure is hexagonal (wurtzite) and it is used in solar cells, transistors, ...
Synthesis and Characterization of Gold/Alanine Nanocomposites with Potential Properties for Medical Application as Radiation Sensors
(AMER CHEMICAL SOCWASHINGTON, 2012)
Radiation dose assessment is essential for several medical treatments and diagnostic procedures. In this context, nanotechnology has been used in the development of improved radiation sensors, with higher sensitivity as ...
Avaliação da concentração de radônio-222 no ar de postos de trabalho de Curitiba/PR
(Universidade Tecnológica Federal do ParanáCuritibaPrograma de Pós-Graduação em Engenharia Elétrica e Informática Industrial, 2013-02-20)
In every day life people are exposed to various types of radiation arising from different artificial and natural sources and among all of them the main role belongs to the isotope of noble gas 222Rn that makes part of the ...
The use of γ-rays analysis by HPGe detector to assess the gross alpha and beta activities in waters
(2018-07-01)
This paper describes an alternative method for evaluating gross alpha and beta radioactivity in waters by using γ-rays analysis performed with hyper-pure germanium detector (HPGe). Several gamma emissions related to α and ...