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Conferences

Inheritance Properties of Role Hierarchies

October 9, 1998

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...

Role-Based Access Control Features in Commercial Database Management Systems

October 9, 1998

Author(s)

Ramaswamy Chandramouli, R. Sandhu

This paper analyzes and compares role-based access control (RBAC) features supported in the most recent versions of three popular commercial database management...

WebMetrics: A Methodology for Producing Usable Web Sites

October 6, 1998

Author(s)

Jean C. Scholtz

This work describes a methodology for designing and evaluating web sites and web applications. Our methodology is based on the premise that tools and techniques...

Electrical Detection of Defects in SIMOX Buried Oxides: Pipes and Precipitates

October 5, 1998

Author(s)

Peter Roitman, Monica D. Edelstein, S. J. Krause

Two defect types have been identified in the buried oxide of low dose SIMOX: conductive silicon paths through the buried oxide (pipes) and silicon precipitates...

Formal Specification for Role Based Access Control User/Role and Role/Role Relationship Management

October 1, 1998

Author(s)

Serban I. Gavrila, John Barkley

Role Based Access Control (RBAC), an access control mechanism, reduces the cost of administering access control policies as well as making the process less...

Building for Environmental and Economic Sustainability (BEES)

October 1, 1998

Author(s)

Barbara C. Lippiatt

Buildings significantly alter the environment. According to Worldwatch Institute (1), building construction consumes 40 percent of the raw stone, gravel, and...

Computerized Integrated Knowledge Base System for High-Performance Concrete: An Overview

October 1, 1998

Author(s)

J R. Clifton

The rapid growth of computer-based systems such as simulation models, databases, and artificial intelligence decision-support systems, coupled with developments...

High Frequency Limitations of the JEDEC 123 Guideline

October 1, 1998

Author(s)

Dylan F. Williams

Abstract: This paper assesses certain systematic high frequency measurement errors inherent in the procedures described in the JEDEC 123 Guideline for...

On-Wafer Millimeter-Wave Characterization

October 1, 1998

Author(s)

Roger Marks

A Closer Look at Revocation and Key Compromise in Public Key Infrastructures

October 1, 1998

Author(s)

David A. Cooper

Over time, in order to improve functionality or efficiency, new features have been added to the basic framework of public key infrastructures (PKIs). While...

Authentication Proxy for the VistA Hospital Information System

October 1, 1998

Author(s)

William J. Majurski

This paper describes the concept and design of an Authentication Proxy, a network service that bridges the security environments (specifically authentication)...

The NIST Chemistry WebBook: A Tool for Chemical Data Access on the Internet

October 1, 1998

Author(s)

Peter J. Linstrom, William G. Mallard

The NIST WebBook is an Internet site that provides access to physical property data from the NIST Standard Reference Data Program. It was designed as a general...

Critical Viscosity of Xenon: Surprises and Scientific Results

October 1, 1998

Author(s)

Robert F. Berg, Michael R. Moldover, G A. Zimmerli

The Critical Viscosity of Xenon (CVX) experiment, which flew on board Space Shuttle flight STS-85 in August 1997, measured the viscosity of xenon near the...

NIST Microform Calibration - How Does It Benefit U.S. Industry?

October 1, 1998

Author(s)

Jun-Feng Song, Theodore V. Vorburger

In microform metrology, complex 3-D surface features in the micrometer range must be quantified for their space and size including dimensions, curves, angles...

Polarmetric Calibration Standards for Reciprocal Monostatic Radar Systems

October 1, 1998

Author(s)

Lorant A. Muth, Paul D. Domich, B. M. Welsh, A. L. Butterbaugh, B. M. Kent

Statistical Analysis of Partial Discharge Phenomena - Time of Occurrence Distributions

October 1, 1998

Author(s)

X. Han, N. Alan Heckert, James J. Filliben, Yicheng Wang

This paper presents time-of-occurrence (phase) distributions of individual pulsating partial discharges (PDs) which occur in a point-dielectric gap in air for...

The Dilemma of Surge Protection vs. Overvoltage Scenarios: Implications for Low-Voltage Surge-Protective Devices

October 1, 1998

Author(s)

A. Mansoor, Francois D. Martzloff

The application of surge-protective devices in low-voltage systems faces the dilemma of providing effective limiting against surges while not attempting to...

Perceptual Effects of Noise in Digital Video Compression

October 1, 1998

Author(s)

Charles D. Fenimore, John M. Libert, S. A. Wolf

We present results of subjective viewer assessment of video quality of MPEG-2 compressed video containing wide-band Gaussian noise. The video test sequences...

Application of Laser Feedback Metrology to a Hexapod Test Strut

October 1, 1998

Author(s)

M Schmidt-Lange, E Amatucci, Albert J. Wavering

A laser position feedback system has been designed to improve the accuracy of strut positioning for the prototype Ingersoll2 Octahedral Hexapod machine...

Full Polarimetric Calibration for RCS Measurement Ranges: Performance, Analysis and Measurement Results

October 1, 1998

Author(s)

B. M. Welsh, Lorant A. Muth, A. L. Buterbaugh, B. M. Kent

National Institute of Standards and Technology Programs in Electrical Measurements for Electronic Interconnections

October 1, 1998

Author(s)

Donald C. DeGroot, Dylan Williams

Abstract: The National Institute of Standards and Technology operates a number of research projects to advance measurement science and technology for the...

NIST Virtual/Physical Random Profile Roughness Calibration Standards

October 1, 1998

Author(s)

Jun-Feng Song, Christopher J. Evans, Michael L. McGlauflin, Eric P. Whitenton, Theodore V. Vorburger, Y B. Yuan

The NIST (National Institute of Standards and Technology) virtual/physical surface roughness calibration standard consists of physical specimens whose surfaces...

NIST, States, Companies, and Universities: Partners in Economic Growth

October 1, 1998

Author(s)

Robert E. Hebner

New kinds of partnerships between the National Institute for Standards and Technology (NIST), States, Companies, and Universities are essential to preserve and...

Conformance Testing Object-Oriented Frameworks Using JAVA

October 1, 1998

Author(s)

Kevin G. Brady, James A. St Pierre

This paper details the assumptions, decision processes, and conclusions reached during the development and implementation of a Conformance Testing Tool using...

Mode and Transport Studies of Laser-Cooled Ion Plasmas in a Penning Trap, ed. by D.H.E. Dubin

September 29, 1998

Author(s)

T B. Mitchell, John Bollinger, X -. Huang, Wayne M. Itano

Evaluating the Performance of Rapid Prototyping/Rapid Manufacturing Systems

September 28, 1998

Author(s)

Richard L. Rhorer, Kevin K. Jurrens, Bradley N. Damazo

A method of fabricating and measuring simple part shapes to evaluate the performance of Rapid Prototyping (RP) systems is proposed in this report. These test...

The Effect of Sample Preparation and silane Coupling Agent Chain Structure on the Durability of E-Glass Fibers

September 23, 1998

Author(s)

Gale A. Holmes, J Cheng, B. Wu, G. Mao, R C. Peterson

The Evolution of Debonding in a Single fiber Composite Fragmentation Test

September 23, 1998

Author(s)

R C. Peterson, Gale A. Holmes, Donald L. Hunston, Walter G. McDonough

Interface Adhesion of E-Glass Fibers in Model Polyisocyanurate Networks

September 23, 1998

Author(s)

Walter G. McDonough, Gale A. Holmes, R C. Peterson

Recent work examining the nature of the failure process of glass/epoxy specimens in the single fiber fragmentation test showed that the matrix exhibited...

Viscoelastic Properties of a Resin Commonly Used in the Single Fiber Fragmentation Test

September 23, 1998

Author(s)

Donald L. Hunston, Gale A. Holmes, R C. Peterson

Because the fiber-matrix interface can play an important role in the performance of a composite, it has been the subject of considerable study. One of the...

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