Ender Araujo

6 Questions 27 Answers 0 Followers

Questions related from Ender Araujo

How useful is it to use statistical analysis to optimize the learning / teaching process in classes?

I would like to know if it makes sense to perform a statistical analysis to evaluate how to improve the learning process and the teaching process during teaching. When teaching physics, chemistry...

10 June 2018 3,526 23 View

What is the limit of the concentration of radioactivity in Bq/L of Ra - 226 and Ra - 228 in liquid effluents?

If you have oil production waters that will be destined for the environment, what international standards should be followed in the event that you are reaching a river? In drinking-water,...

11 April 2018 9,705 5 View

What is the best library to build an artificial neural network with Fortran 95 and with Python?

The ANN with a backpropagation algorithm is enough, this ANN will be used under the Fortran 95 and Python languages. Best regards, Ender Araujo.

30 March 2018 3,190 8 View

Where can I get extended and reliable data from seawater and oil production waters worldwide to do chemometrics?

I am interested in analyzing the chemistry of oil production waters, with the purpose to refine calculations of mineral scales and its possible correlations with radiolements.

11 December 2017 6,575 3 View

How can I correlate the Ra (224,226,228) with the species present in waters, in the case of oil production waters (high ionic strength)?

I have reviewed in the literature "experimental correlations" of Ra with species (calcium, sulfate, etc). However, the linear adjustments are not the most satisfactory in analytical terms. Are...

31 October 2017 7,794 5 View

Importance of physical sense in state equations for real gases?

Greetings. I have studied about state equations for mixing real gases. However, I have seen that there is a great quantity of state equations, in conditions of high temperatures and low pressures...

01 January 1970 3,841 3 View