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Conferences

NIKE: Integrated Workflow, Digital Library, and Online Catalog Systems

June 1, 2004

Author(s)

Nancy Allmang, Jo Ann Remshard

Many publishing houses are moving to online manuscript submissions and processing systems to manage the work of receiving, reviewing, and publishing scholarly...

NIKE: Integrated Workflow, Digital Library, and Online Catalog Systems. Poster.

June 1, 2004

Author(s)

Nancy Allmang, Jo Ann Remshard

Many publishing houses are moving to online manuscript submissions and processing systems to manage the work of receiving, reviewing, and publishing scholarly...

NIST Speaker Recognition Evaluation Chronicles

June 1, 2004

Author(s)

Mark A. Przybocki, Alvin F. Martin

Direct Resistance Comparisons From the Qhr to 100 Megohm Using a Cryogenic Current Comparator

June 1, 2004

Author(s)

Randolph Elmquist, Emmanouel S. Hourdakis, Dean G. Jarrett, Neil M. Zimmerman

We describe the operation of a cryogenic current comparator (CCC) bridge that attains high current sensitivity while maintaining stability under a range of...

Investigations of Noise in Measurements of Electronic Voltage Standards

June 1, 2004

Author(s)

Thomas J. Witt, Yi-hua D. Tang

We have studied the voltage noise of electronic voltage standards based on Zener diode references (Zeners). Ten volt Zener outputs were compared to NIST...

Settling Times of High-Value Standard Resistors

June 1, 2004

Author(s)

Dean G. Jarrett, Randolph Elmquist

An investigation of the response of high-value resistance standards and elements to applied potential has showed that the processes used to prepare and...

CCT Key Comparison No 1 (CCT-K1): Realisations of the ITS-90, 0.65 K to 24.5561 K, Using Rhodium-Iron Resistance Thermometers

June 1, 2004

Author(s)

R L. Rusby, Christopher W. Meyer, Weston L. Tew, D I. Head, K D. Hill, O Tamura, P A. de Groot, B Fellmuth, A Storm, A Peruzzi, J Engert, D N. Astrov, Y Dedikov, G A. Kytin

At its meeting in 1996 the CCT initiated five Key Comparisons to test the equivalence of realisations of the ITS-90 between National Measurement Institutes. CCT...

A Programmable Josephson Voltage Standard Chip using Arrays of NbN/TiN/NbN/TiN/NbN Double-junction Stacks Operated at 10K

June 1, 2004

Author(s)

Mayumi Ishizaki, Hirotake Yamamori, A. Shoji, Paul Dresselhaus, Samuel Benz

A programmable Josephson voltage standard chip using arrays of NbN/TiN/NbN/TiN/NbN double-junction stacks was fabricated and operated at 10 K. The circuit with...

Digital Forensics - Using Perl to Harvest Hash Sets

June 1, 2004

Author(s)

Douglas R. White, John M. Tebbutt

Our results extending Kuhn's fault class hierarchy provide a justification for the focus of fault-based testing strategies on detecting particular faults and...

Digital Forensics ¿ Using Perl to Harvest Hash Sets

June 1, 2004

Author(s)

Douglas R. White, John M. Tebbutt

Our results extending Kuhn's fault class hierarchy provide a justification for the focus of fault-based testing strategies on detecting particular faults and...

Cryogenic Transfer Line Chilldown

June 1, 2004

Author(s)

N T. Van Dresar, James D. Siegwarth

The transient behavior of a small-scale cryogenic transfer line was investigated during chilldown to cryogenic temperatures. The vacuum-jacketed apparatus...

Frequency Uncertainty Analysis for Josephson Voltage Standard

June 1, 2004

Author(s)

Yi-hua D. Tang, Michael A. Lombardi, David A. Howe

The uncertainty in voltage measurement in a Josephson voltage standard (JVS) is proportional to the uncertainty of frequency measurement. The 10 MHz time-base...

NIST Service for Measuring the Step Response of High-Speed Samplers and the Output of High-Speed Pulse Generators

June 1, 2004

Author(s)

Nicholas Paulter, Donald R. Larson

The National Institute of Standards and Technology (NIST) provides a service for measuring parameters associated with the step response of high-speed...

The MMSR Bilingual and Crosschannel Corpora for Speaker Recognition Research and Evaluation

June 1, 2004

Author(s)

J. C. Campbell, H Nakasone, C Cieri, D J. Miller, K Walker, Alvin F. Martin, Mark A. Przybocki

IT Security for Industrial Control Systems: Requirements Specification and Performance Testing

May 25, 2004

Author(s)

Joseph Falco, James D. Gilsinn, Keith A. Stouffer

The United States Government as well as the industrial controls sector has come to realize that securing computer systems that control industrial production and...

Laser Sample Stage-Based Image Resolution Enhancement Method for SEMs

May 24, 2004

Author(s)

Andras Vladar, Crossley E. Jayewardene, Bradley N. Damazo, William J. Keery, Michael T. Postek

The development of a very fast, very accurate laser stage measurement system facilitates a new method to enhance the image and line scan resolution of scanning...

Reference Metrology Using a Next Generation CD-AFM

May 24, 2004

Author(s)

Ronald G. Dixson, Angela Guerry

International SEMATECH (ISMT and the National Institute of Standards and Technology (NIST) are working together to improve the traceability of AFM dimensional...

Evaluation of New In-Chip and Arrayed Line Overlay Target Designs

May 24, 2004

Author(s)

M P. Davidson, M R. Bishop, Robert D. Larrabee, Michael T. Stocker, Jay S. Jun, Egon Marx, Richard M. Silver, Ravikiran Attota

Two types of overlay targets have been designed and evaluated for the study of optical overlay metrology. They are in-chip and arrayed overlay targets. In-chip...

The Optimization of MALDI-TOF-MS for Synthetic Polymer Characterization by Factorial Design

May 23, 2004

Author(s)

S Wetzel, Charles M. Guttman, Kathleen M. Flynn, James J. Filliben

One of the most significant issues in any analytical practice is optimization. Optimization and calibration are key factors in quantitation. In matrix-assisted...

The Effect of Tilt on Waveform State Levels and Pulse Parameters

May 20, 2004

Author(s)

Nicholas Paulter, Donald R. Larson

Tilt is the slope in waveform values that occurs before and/or after a waveform transition. Tilt causes a bias in the computed values of waveform state levels...

Commissioning on HVAC Systems for Improved Energy Performance: IEA Annex 40 Update

May 18, 2004

Author(s)

Natascha S. Milesi-Ferretti

The Energy Conservation in Building and Community Systems program of the International Energy Agency has set up Annex 40, a research working group on...

Pulse Parameter Dependence on Transition Position and Epoch Duration

May 18, 2004

Author(s)

Donald R. Larson, Nicholas Paulter, David I. Bergman

The pulse parameters of amplitudes and transition duration (10% to 90%) are examined as a function of the epoch and position of the transition edge in the epoch...

Extremely low noise microwave signals synthesized from stable CW lasers with femtosecond laser frequency combs

May 17, 2004

Author(s)

A Bartels, Scott A. Diddams, Christopher W. Oates, G Wilpers, Windell Oskay, James C. Bergquist, Leo W. Hollberg

A femtosecond laser frequency comb transfers the low phase and frequency noise of a cavity-stabilized CW laser to the microwave domain. Phase noise of -115 dBc...

Sub-hertz stabilization of femtosecond laser frequency combs

May 17, 2004

Author(s)

A Bartels, Christopher W. Oates, Leo W. Hollberg, Scott A. Diddams

Optical frequency measurements of 6s²S_1/2 - 6p²P_3/2 transition in ¹³³Cs using an atomic beam and a femtosecond laser frequency comb

May 17, 2004

Author(s)

Vladislav Gerginov, C E. Tanner, Scott A. Diddams, A Bartels, Leo W. Hollberg

High-resolution spectroscopy and a femtosecond laser frequency comb are used to determine the optical frequencies between the components of the D 2 line in...

Atom interferometric method for eliminating Doppler effects in precision measurements

May 17, 2004

Author(s)

G Wilpers, Christopher W. Oates, Leo W. Hollberg

We present a method to reduce the residual Doppler effect by almost two orders of magnitude in our optical frequency standard. The approach combines atom...

'Across-the-Road Photo Traffic Radars: New Calibration Techniques'

May 17, 2004

Author(s)

Claude Weil, Dennis G. Camell, David R. Novotny, Robert T. Johnk

We discuss simulator units for calibrating across-the-road Doppler traffic radar transceivers used in enforcement of highway speed limits. Two units of very...

Precision tests of femtosecond laser optical frequency synthesizers

May 17, 2004

Author(s)

Long-Sheng Ma, Lennart Robertsson, Massimo Zucco, Zhiyi Bi, Robert Windeler, A Bartels, G Wilpers, Christopher W. Oates, Leo W. Hollberg, Scott Diddams

We compare the accuracy of femtosecond laser optical frequency synthesizers that employ microstructured fibers with those that directly generate a broadband...

Temperature-dependent, single quantum dot single photon statistics

May 16, 2004

Author(s)

Richard P. Mirin

We describe temperature-dependent photon antibunching measurements from single InGaAs/GaAs quantum dots. The second order intensity correlation demonstrates...

Cavity ring-down spectroscopy of semiconductor quantum dots

May 16, 2004

Author(s)

Joseph J. Berry, Todd E. Harvey, Richard Mirin, A Marian, Jun Ye

We employ cavity ringdown to perform absorption experiments of InGaAs/GaAs QDs. Integrating an AlAs/GaAs DBR incorporating InGaAs QD?s into a Fabry-Perot cavity...

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