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Displaying 61851 - 61875 of 74330

Critical exponent for the viscosity of carbon dioxide and xenon

August 1, 1990
Author(s)
Robert Berg, Michael Moldover
The viscosities eta of carbon dioxide and xenon have been measured near their critical points and the critical exponent y characterizing the asymptotic divergence, eta |T- Tc|^-y, has been determined. Both fluids yielded exponents in the rangey = 0.041 ± 0

Evaluation of Exit Signs in Clear and Smoke Conditions (NISTIR 4399)

August 1, 1990
Author(s)
Belinda L. Collins, Daniel M. Madrzykowski
The present paper provides a short review of the research literature on the visibility of exit signs, directional markings, and emergency lighting. It also presents a study which assessed the visibility of several types of exit signs including conventional

Preliminary Screening Procedures and Criteria for Replacements for Halons 1211 and 1301 (NIST TN 1278)

August 1, 1990
Author(s)
Richard G. Gann, J D. Barnes, S Davis, J S. Harris, Richard H. Harris Jr., J T. Herron, Barbara C. Levin, F I. Mopsik, Kathy A. Notarianni, Marc R. Nyden, M Paabo, Richard E. Ricker
The current halogenated fire suppressants, halons 1301 and 1211, are among the compounds whose production is restricted by the Montreal Protocol of 1987. The objective of this project is to facilitate identification of alternative chemicals by developing

Software and Computer Integrated Manufacturing

August 1, 1990
Author(s)
Howard Bloom
This paper outlines present and future directions for software in a Computer Integrated Manufacturing (CIM) environment. The three major CIM components--production management, data management, and communications management--are described in terms of
Displaying 61851 - 61875 of 74330
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