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Conferences

Accelerometer Calibration at NBS/NIST, The Last Thirty Years.

November 22, 1997

Author(s)

Beverly F. Payne

This paper gives a short history of the development of the accelerometer calibration services at NBS/NIST from the mid-1950s to 1996. Many people were involved

Calculation of Transition Probabilities Using Multiconfiguration Dirac-Fock Method

November 8, 1997

Author(s)

Yong Sik Kim, J P. Desclaux, Paul Indelicato

The performance of the multiconfiguraton Dirac-Fock (MCDF) method in calculating transition probabilities of atoms is reviewed. In general, the MCDF wave

Specifying and Managing Role-Based Access Control Within a Corporate Intranet

November 7, 1997

Author(s)

David F. Ferraiolo, John Barkley

In order for intranets to reach their full potential, access control and authorization management mechanisms must be in place that can regulate user access to

Comparing Simple Role Based Access Control Models and Access Control Lists

November 7, 1997

Author(s)

John Barkley

The RBAC metaphor is powerful in its ability to express access control policy in terms of the way in which administrators view organizations. The functionality

Mutual Exclusion of Roles as a Means of Implementing Separation of Duty in Role-Based Access Control Systems

November 7, 1997

Author(s)

David R. Kuhn

Role based access control (RBAC) is attracting increasing attention as a security mechanism for both commercial and many military systems. Much of RBAC is

BEES Model for Selecting Environmentally and Economically Balanced Building Products.

November 6, 1997

Author(s)

Barbara C. Lippiatt

The BEES (Building for Environmental and Economic Sustainability) project has developed a flexible methodology for balancing the environmental and economic

Characterization of Pulsating Partial Discharges in SF6-N2 Mixture

November 1, 1997

Author(s)

X. Han, Yicheng Wang

Digital Recording and Analysis of Positive Partial Discharges in Air

November 1, 1997

Author(s)

Yicheng Wang, X. Han, Richard J. Van Brunt, J. C. Horwath, D. L. Schweickart

A new Surface-mediated burst mode of partial discharges is discovered in which a partial discharge pulse has a fixed probability to induce a following pulse

Aperture Sampling Effects in Planar Near-Field Measurements

November 1, 1997

Author(s)

Michael H. Francis, T. Milligan

Applications of the Rapidly Renewable Lap

November 1, 1997

Author(s)

R E. Parks, E Robert, Christopher J. Evans, David J. Roderick, J David, John A. Dagata

The rapidly renewable lap is based on the simple concept of generating the figure needed in a lap substrate and then replicating it into a thin film slumped

Direct Measurement of Pump Intensity Distributions in an Optically Pumped Vertical-Cavity Surface-Emitting Laser

November 1, 1997

Author(s)

G. H. Vander Rhodes, J. M. Pomeroy, G. Ulu, M. S. {Umlat}nl{umlat}, B. B. Goldberg, K. J. Knopp, David H. Christensen

Establishing a Common RCS Range Documentation Standard Based on ANSI/NCSL Z-540-1994-1 and ISO Guide 25

November 1, 1997

Author(s)

B. M. Kent, Lorant A. Muth

Interlaboratory Comparisons in Radar Cross Section Measurement Assurance

November 1, 1997

Author(s)

Lorant A. Muth, Ronald C. Wittmann, B. M. Kent

Microwave Antenna Far-Field Patterns Determined from Infrared Holograms

November 1, 1997

Author(s)

Carl F. Stubenrauch, Katherine MacReynolds, J. D. Norgard, M. Seifert, R. H. Cormack

Radar Image Normalization and Interpretation

November 1, 1997

Author(s)

Jim Skinner, B. M. Kent, Ronald C. Wittmann, D. L. Mensa, D. Andersh

Development of a Message Model to Support Integrated Design and Manufacturing

November 1, 1997

Author(s)

Venkat Allada, Shaw C. Feng, Steven R. Ray

Mere data sharing between engineering design systems and manufacturing systems does not represent an ideal integrated system. While data sharing represents an

Measurements of the LIGO Pathfinder Optics

November 1, 1997

Author(s)

R E. Parks, Christopher J. Evans, P Sullivan, Lianzhen Shao, B Loucks

A number of 150 mm apertures in 250 mm diameter plano-concave optics with figure errors of a few nm were carefully tested using phase measuring interferometry

Maker Fringe Analysis of Z-Cut Lithium Niobate

November 1, 1997

Author(s)

J. A. Aust, Norman Sanford, J. Amin

High Resolution Differential Mode Delay and Bandwidth Measurements in Multimode Fibers

November 1, 1997

Author(s)

John B. Schlager, S. E. Mechels, Douglas L. Franzen

Concrete Mixture Optimization Using Statistical Mixture Design Methods.

October 22, 1997

Author(s)

E S. Lagergren, Kenneth A. Snyder, M J. Simon

The optimization of mixture proportions for high-performance concretes, which contain many constituents and are often subject to several performance constraints

Role Based Access Control for the World Wide Web

October 10, 1997

Author(s)

John Barkley, Anthony V. Cincotta, David F. Ferraiolo, Serban I. Gavrila, David R. Kuhn

One of the most challenging problems in managing large networked systems is the complexity of security administration. This is particularly true for

Wobble Normalization for Optical In Situ Measurements in Molecular Beam Epitaxy

October 5, 1997

Author(s)

Kristine A. Bertness, Robert K. Hickernell, David H. Christensen

Multi-Network Access to IEEE P1451 Smart Sensor Information Using World Wide Web Technology

October 4, 1997

Author(s)

Richard D. Schneeman, Kang B. Lee

NIST and a consortium of companies are organizing a public demonstration of the features of IEEE P1451, a Draft Standard for a Smart Transducer Interface for

Simulation Tools for Collaborative Exploration of Hexapod Machine Capabilities and Applications

October 3, 1997

Author(s)

Joseph A. Falco

Miscellaneous

On the Fast Track: New Usability Testing Methods for Web Sites

October 2, 1997

Author(s)

Jean C. Scholtz, L L. Downey

The dynamic nature of the Web poses problems for usability evaluations. Development times are rapid, changes to Web sites occur frequently, often without

The Critical Evaluation of Transition Probabilities of Na-Ca (Z=11 to 20)

October 2, 1997

Author(s)

Daniel E. Kelleher, Larissa Podobedova

We provide a progress report on the critical evaluation of transition probabilities for Na to Ca (Z-11-20), which are to replace the 30 year old NIST/AIP/ACS

An Ultrasonic Measurement of Magnetostriction

October 1, 1997

Author(s)

B Igarashi, G A. Alers, P T. Purtscher

The amplitudes of shear horizontal plate waves generated by EMATs (electromagnetic acoustic transducers) are measured to obtain estimated of the

Phase Identification and Quantification of Bi-Sr-Ca-Cu-O High T_c Superconductors with Electron Probe Microanalysis

October 1, 1997

Author(s)

Ryna B. Marinenko

Quasi-TEM Model for Coplanar Waveguide on Silicon

October 1, 1997

Author(s)

Dylan F. Williams, Michael D. Janezic, A. Ralston

This paper compares a simple quasi-TEM model for coplanar waveguide fabricated on moderately doped silicon substrates to measurement. While the coplanar

Accuracy of Resonant Ultrasound Spectroscopy: An Experimental Study

October 1, 1997

Author(s)

M C. Renken, Sudook A. Kim, K W. Hollman, C M. Fortunko

We use Resonant Ultrasound Spectroscopy (RUS) to routinely determine elasticstifftness coefficents. To establish the uncertaintly of RUS, we determined the

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