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Physical Sciences and Mathematics

Southern University and A&M College

Theses/Dissertations

1996

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Computer Technology Skills Of Preservice And Inservice Elementary School Teachers, Sheila M. Bailey May 1996

Computer Technology Skills Of Preservice And Inservice Elementary School Teachers, Sheila M. Bailey

Electronic Dissertations and Theses

The major purpose of this investigation is to determine the level of computer technology competencies held by both preservice and present teachers. A computer technology survey will be issued to preservice teachers and present teachers to assess their level of computer skills. The results will be grouped into three levels of computer knowledge: awareness, literacy, and application. Secondly this study would like to determine if more computer instruction is being received in the preservice or in the inservice environment. It is hypothesized that most preserved and present teachers will fall into the levels of awareness and literacy. It is also …


Optimization Of Porous-Membranes Utilized In Chlor-Alkali Technology Via The Use Of Porosity And Electrochemical Impedance Spectroscopy, Jo Ann Jackson May 1996

Optimization Of Porous-Membranes Utilized In Chlor-Alkali Technology Via The Use Of Porosity And Electrochemical Impedance Spectroscopy, Jo Ann Jackson

Electronic Dissertations and Theses

A fundamental understanding of porous diaphragm membrane utilized by Dow Chemical Company in the production of chlorine gas and caustic soda, is integral to optimizing its performance. Several factors have been identified as integral components in this effort to optimize the chlorine cell diaphragm. Among these components are the diaphragm's porosity, pore size, thickness and tortuosity. Several methods have been utilized in an effort to determine not only the desired values of each of these variables but also to develop ways of achieving these desired values. Because not all of these variables can be measured directly, other methods of collecting …