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NIST Interagency/Internal Report (NISTIR)

A Brief History of Early Product Data Exchange Standards

Author(s)
Barbara L. Goldstein, Sharon J. Kemmerer, Curtis H. Parks
The following paper traces the history of product data exchange standards from the physical model through electronic representations such as IGES. This paper...

Anisotropy of Interfaces in an Ordered HCP Binary Alloy

Author(s)
John W. Cahn, S C. Han, Geoffrey B. McFadden
A multiple-order parameter mean field theory of ordering on a binary hexagonal-close-packed (HCP) crystal structure is developed, and adapted to provide a...

Obstacle Detection and Mapping System

Author(s)
H Tsai-Hong, Steven Legowik, M Nashman
This paper discusses and evaluates an obstacle detection algorithm developed at NIST in support of the DEMO III Unmanned Ground Vehicle (UGV) program. The...

STEP AP213 Coverage Analysis

Author(s)
Shaw C. Feng, Lihong Qiao
This report provides a quantitative coverage analysis of a draft Application Protocol (AP) for numerically controlled machining process plans in an...

A Revised Model for Role-Based Access Control

Author(s)
Wayne Jansen
Role Based Access Control (RBAC) refers to a class of security mechanisms that mediate access to resources through organizational identities called roles. A...

Class D Fire Suppression Experiments.

Author(s)
R L. Vettori
To investigate the effectiveness of water based extinguishing agents on non alkali Class D fires, two series of fire suppression experiments were conducted. The...
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