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Physical Sciences and Mathematics Commons

Open Access. Powered by Scholars. Published by Universities.®

1990

Journal of the Arkansas Academy of Science

Computer Sciences

Articles 1 - 3 of 3

Full-Text Articles in Physical Sciences and Mathematics

Data Acquisition And Control Program For Chromatographic And Spectroscopic Studies, M. Keith Hudson, William G. Hood, Robert Henson Jan 1990

Data Acquisition And Control Program For Chromatographic And Spectroscopic Studies, M. Keith Hudson, William G. Hood, Robert Henson

Journal of the Arkansas Academy of Science

An IBMPC compatible computer was interfaced to an Ithaco 3962 lock-in-amplifier. The computer controlled the functions of the lock-in-amplifier, acquired and stored data, and allowed for real time or off-line processing of data. Computer/amplifier connection was made via RS-232-C serial interface. Programmed in Microsoft Quick BASIC, the computer assumed the role of a dedicated chromatographic integrator. This reduced the overall instrumentation expense by eliminating a dedicated chromatographic integrator. The computer program supplied much greater flexibility in control and data interpretation. To show its utility, the program was applied to a study of the infrared emission from a flame upon the …


Impact Of Microprocessor Protected Mode Programming On Undergraduate Education N Engineering Technology, Robert L. Douglas Jan 1990

Impact Of Microprocessor Protected Mode Programming On Undergraduate Education N Engineering Technology, Robert L. Douglas

Journal of the Arkansas Academy of Science

No abstract provided.


Educational Software Development Using Hypertext And Expert System Software Concepts, Siripong Malasri, Roger R. Easson Jan 1990

Educational Software Development Using Hypertext And Expert System Software Concepts, Siripong Malasri, Roger R. Easson

Journal of the Arkansas Academy of Science

This paper presents two computer software concepts: hypertext and expert systems; which are useful for educational software development. Good educational software enhances the learning process and offers opportunities for faculty to provide additional materials for independent studies, which would otherwise be impossible, due to the limited time and incredible growing rate of technological progress. The hypertext concept offers the students a non-linear learning style, while the expert system concept provides explanation facilities for students to probe the logic of the systems. Both approaches are extremely useful for educational software. With the proper tools, the courseware can be implemented easily and …