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Altemose, Ines R. – Journal of Chemical Education, 1986
Traces the development of instruments used in spectrophotometry. Discusses how spectrophotometric measurements are made. Describes the color comparator, the filter photometer, and the spectrophotometer. Outlines the evolution of optical systems, including light sources, the monochromator, the photodetector, double-beam optics, and split-beam…
Descriptors: Chemistry, College Science, Color, Higher Education
Long, Joseph W. – Microsystems, 1983
Describes development of microcomputer-controlled gamma scintillation spectrometer and chromatographic data analyzer, including design and construction of interface electronics and production of software. Includes diagrams of electric circuits and project evaluation indicating that both instruments functioned as intended. (JN)
Descriptors: Chemistry, Chromatography, College Science, Computer Oriented Programs

Collins, Michael J.; Vitz, Ed – Journal of Chemical Education, 1988
Examines two computer interfaced lab experiments: 1) discusses the automation of a Perkin Elmer 337 infrared spectrophotometer noting the mechanical and electronic changes needed; 2) uses the Gouy method and Lotus Measure software to automate magnetic susceptibility determinations. Methodology is described. (MVL)
Descriptors: Chemical Analysis, Chemistry, College Science, Computer Uses in Education