Effects of the thermal history on thermal properties of polymers: an experiment for thermal analysis education.

analysis and also for thermal properties measurements in several polymers samples are disussed:. I In

Urochloa brizantha under isothermal conditions, however the model failed to predict germination when the seeds were submitted to wide range of thermal fluctuations, what may

This fact prompted the present study to characterize this species and its thermal behavior using thermal analysis (TG/DTG and DSC) and to associate the results of these

The thermal behavior of spontaneously hydrated carbamazepine was investigated by TG/DTG-DTA and DSC in dynamic atmospheres of air and nitrogen, which revealed that the

A ausência de variação nos ENPs e a ausência de distinção dos tipos de ENPs presentes face às pastas pouco processadas, como é o caso das pastas muito processadas

The thermal characterization of the films indicated that although there is no standard of improvement of the thermal properties associated to the increase of the concentration of

No entanto, reforça-se que o facto de a mãe valorizar as boas relações com a família próxima, nomeadamente com os avós maternos apoiando-se nelas, as rotinas estáveis e

As avaliações externas ou, se quisermos, os exames, têm propósitos que não estão propriamente focados na melhoria das aprendizagens tais como: a) controlar, tendo em vista garantir