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Displaying 59576 - 59600 of 74237

Status Report for First Quarter, FY92 (1 October Through 31 December 1991)

November 1, 1992
Author(s)
Howard Bloom
In the first quarter of '92, much of the activity of the National PDES Testbed revolved around two major events: CALS Expo '91 and the joint meeting of IPO (IGES/PDES Organization) and ISO (International Organization of Standardization). Together, these

STEP -- Standard for the Exchange of Product Model Data

November 1, 1992
Author(s)
Howard Bloom
This note provides a brief description on the definition of the STandard for the Exchange of Product model data (STEP) and how it will be used by the Department of Defense. Emphasis is placed on the development of Application Protocols (APs) that convert

Toxicity Data for Fire Hazard Analysis

October 27, 1992
Author(s)
Richard G. Gann, Vyto Babrauskas, E Braun, Barbara C. Levin, M Paabo, Richard H. Harris Jr., Richard D. Peacock, S Yusa
A comprehansive methodology has been developed for obtaining and using smoke toxicity data for fire hazard analysis. The methodology comprises: determination that the post-flashover fire is the propert focus of smoke inhalation deaths; criteria for a

Role-Based Access Controls

October 13, 1992
Author(s)
David F. Ferraiolo, David R. Kuhn
While Mandatory Access Controls (MAC) are appropriate for multilevel secure military applications, Discretionary Access Controls (DAC) are often perceived as meeting the security processing needs of industry and civilian government. This paper argues that

A General Waveguide Circuit Theory

October 1, 1992
Author(s)
Roger Marks, Dylan F. Williams
This work generalizes and extends the classical circuit theory of electromagnetic waveguides. Unlike the conventional theory, the present formulation applies to all waveguides composed of linear, isotropic material, even those involving lossy conductors
Displaying 59576 - 59600 of 74237
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