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Displaying 4176 - 4199 of 4199

Outgassing rate comparison of seven geometrically similar vacuum chambers of different materials and heat treatments

April 23, 2021

Author(s)

James A. Fedchak, Julia Scherschligt, Sefer Avdiaj, Daniel Barker, Stephen Eckel, Ben Bowers, Scott O'Connell, Perry Henderson

We have measured the water and hydrogen outgassing rates of seven vacuum chambers of identical geometry but constructed of different materials and heat treatments. Chambers of five different materials were tested: 304L, 316L, and 316LN stainless steels

The NIST Calibration Check Standards Database

June 1, 2007

Author(s)

Kevin G. Brady, Frederic J. de Vaulx, Randolph Elmquist

For several years now, NIST has been a leader in the development and use of Information Technology to process calibration information. Beginning in 1996, researchers designed and developed a calibration database, the NIST Information System to Support

Ultrasonic Evaluation Methods Applicable to Polymer Concrete Composites

April 1, 2003

Author(s)

A Garbacz, Edward Garboczi

… and protection of building structures, as well as for manufacturing pre-cast elements. In the case of pre-cast …

Computed Images of Dielectric Strips on a Substrate

January 1, 2003

Author(s)

Egon Marx

Accurate computed optical images of lines and trenches placed on semiconductors are of great interest to the manufacturers of computer components, especially in the overlay process for different layers. These images do not accurately reflect the form of

A Historical Review of Cryogenic Mechanical Testing in Type 304 Stainless Steels - State of the Art and Current Outlooks

May 8, 2025

Author(s)

Nicholas Derimow, Jake Benzing, Timothy Weeks

… further by leveraging novel post-processing treatments and manufacturing techniques. This review encompasses the …

Per- and Polyfluoroalkyl Substances in Textiles Present in Firefighter Gloves, Hoods, and Wildland Gear

December 13, 2024

Author(s)

Andre Thompson, Andrew Maizel, Meghanne Tighe, Samuel Escobar Veras, Alix Rodowa, Bruce Benner, Audrey Tombaugh, Jessica Reiner, Michelle Donnelly, Ryan Falkenstein-Smith, John Kucklick, Catherine Rimmer, Rick Davis

… firefighter gear may depend on the textiles used in gear manufacturing. …

Versailles Project on Advanced Materials and Standards (VAMAS) Interlaboratory Study on Measuring the Number Concentration of colloidal gold nanoparticles

March 9, 2022

Author(s)

Caterina Minelli, Karen E. Murphy, Monique Johnson, Antonio Montoro Bustos, Jeffrey Fagan, Ingo Strenge

We describe the outcome of an international interlaboratory study of the measurement of particle number concentration of colloidal nanoparticles, project 10 of the technical working area 34, "Nanoparticle Populations" of the Versailles Project on Advanced

3rd Annual Electronic Book 2000 Conference and Show Changing the Fundamentals of Reading Proceedings

September 1, 2000

Author(s)

V R. McCrary

Think back to 1997, when there was hardly a mention of the concept of electronic books, or ebooks. Yes, the Internet and the Web had begun to take hold as a force to reshape the way we handle and disseminate information. And we kept abreast of these

Harmonizing Gene Delivery: Global Standardization of Terminology and Quantification

February 23, 2026

Author(s)

Edward Kwee, Jamie Almeida, Sheng Lin-Gibson

Introduction Gene delivery systems, consisting of viral and non-viral vectors, are heterogeneous preparations with a variety of assays to describe identity, quantity, and potency. However, a significant lack of standardization in terminology and reporting

Relating Human and AI-based Detection Limits in SEM Dimensional Metrology

October 25, 2025

Author(s)

Peter Bajcsy, Pushkar Sathe, Andras Vladar

… measurements of critical dimensions in semiconductor manufacturing rely on scanning electron microscopy (SEM) and …

Shape comparison between 0.4 ym to 2.0 ym and 20 ym to 60 ym cement particles

June 15, 2010

Author(s)

L Holzer, R Flatt, S.T. Erodgan, Jeffrey W. Bullard, Edward Garboczi

Portland cement powder has a wide particle size distribution, from approximately 0.1 υm to 60 υm. This wide powder size distribution arises via the grinding of much larger clinker particles in fact, several percent of the world s energy expenditures are

Real-Time Particulate Monitoring - Detecting Respiratory Threats for First Responders: Workshop Proceedings

December 1, 2007

Author(s)

Rodney A. Bryant, Kathryn M. Butler, R Vettori, P Greenberg

The overhaul of a fire scene is a stage of firefighting where respiratory protection is often disregarded due to the perception of low risk and the desire to remove the heavy and cumbersome self-contained breathing apparatus. The need for alternative

Fourier Transform Techniques for Imaging Performance Evaluations of Thermal Imaging Cameras Used by the Fire Service

September 5, 2007

Author(s)

Francine K. Amon, A Ducharme

Infrared (IR) technology for fire fighting applications has matured to the point that most first responder organizations either have purchased or are considering the purchase of thermal imaging cameras. Thermal imagers can provide first responders with

Next Generation Simulation-based Design Technologies for Electronics Product Realization

May 1, 2005

Author(s)

Manas Bajaj, Dirk Zwemer, Russell Peak, Mike Dickerson, Thomas Thurman, Kevin G. Brady, John V. Messina

The realm of electronics product realization is marked by an extremely fast-paced market, stringent demands for product reliability and high importance to innovative design. Further, the time-to-market and the cost-to-realize play a critical role for

Different Timelines for Different Technologies Evidence From the Advanced Technology Program

November 1, 2002

Author(s)

J Powell, F A. Moris

… to earn revenues very quickly--Materials-chemistry and manufacturing applications are anticipated to be the slowest …

UNIFORMAT II Elemental Classification for Building Specifications, Cost Estimating and Cost Analysis

October 1, 1999

Author(s)

R P. Charette, Harold E. Marshall

This report describes UNIFORMAT II, a format for classifying building elements and related sitework. Elements, as defined here, are major components common to most buildings. Elements usually perform a given function, regardless of the design specification

An Investigation of Extinguishment by Thermal Agents Using Detailed Chemical Modeling of Opposed-flow Diffusion Flames

April 27, 1999

Author(s)

William M. Pitts, L G. Blevins

The manufacture of the halons widely used in fire extinguishing systems was banned in 1994 due to their deleterious effect on stratospheric ozone. Since the late 1980s there have been ongoing research efforts to identify replacement agents having

Feasibility Study on Measurement System Interoperability of the National Integrated Ballistic Information Network (NIBIN)

December 11, 2024

Author(s)

Johannes Soons, Xiaoyu Zheng, Robert Thompson

… obtained from approximately 90 pistols each from 4 major manufacturing brands. Test fires were measured by four …

Superconformal Film Growth: From Smoothing Surfaces to Interconnect Technology

April 20, 2023

Author(s)

Thomas P. Moffat, Trevor Braun, David Raciti, Daniel Josell

… CONSPECTUS: State-of-the-art manufacturing of electronics involves the electrodeposition …

XML for Exchange of Weld Inspection Results

April 1, 2003

Author(s)

William G. Rippey, Timothy P. Quinn, John L. Michaloski

… between multi-vendor welding software applications. Though manufacturing industries such as electronics and machining …

Spot Test Kits for Detecting Lead in Household Paint: A Laboratory Evaluation

May 1, 2000

Author(s)

Walter J. Rossiter Jr, M Vangel, M E. McKnight, G Dewalt

A laboratory study was conducted to determine the reliability of spot test kits for detecting the presence of lead in household paint when tests were conducted by certified lead inspectors or risk assessors. Reagent solutions were applied to paint

Electroacoustic Analysis in Processing of Advanced Ceramics

September 1, 1998

Author(s)

Vincent A. Hackley, U Paik

Finely dispersed systems such as emulsions and colloidal suspensions are recognized as playing a critical role in many important industrial processes. Many of these systems are quite concentrated, and significant needs exist to develop measurement

From Crisis to Routine - Standardization of SARS-CoV-2 Genome Detection by Enhanced EQA Schemes in a Scientific Pandemic Network

May 24, 2025

Author(s)

Martin Kammel, Hans-Peter Grunert, Anika Zimmerman, Annemarie Martin, Vanessa Lindig, Samuel Samuleit, Ulf Duehring, Mechthild Adams-Bagusche, Dirk Sander, Hannah Zeichhardt, Christian Drosten, Victor Corman, Daniela Niemeyer, Sandra Ciesek, Holger Rabenau, Martin Obermeier, Robert Ehret, Rolf Kaiser, Jim Huggett, Denise O'Sullivan, Peter Vallone, Megan Cleveland, Samreen Falak, Andreas Kummrow, Esmeralda Valiente, Rainer Macdonald, Mojca Milavec, Sabine Goseberg, Silke Kappler, Natalie Weiss, Laura Vierbaum, Patricia Kaiser, Ingo Schellenberg, Heinz Zeichhardt

The outbreak of the COVID-19 pandemic led to a crisis situation in which diagnostic methods for the genome detection of the emerging SARS-CoV-2 were urgently needed from the beginning of 2020 for patient diagnostics, detection of infection chains and

Measuring the Performance and Intelligence of Systems: Proceedings of the 2000 PerMIS Workshop, August 14-16, 2000

September 1, 2001

Author(s)

A Meystel, Elena R. Messina

… learning, learning automata, Linux, machine, machine tool, manufacturing systems, manufacturing training, meta-data, metrics, modularity, …

Advanced communications
-Open Radio Access Network (Open-RAN)
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Artificial intelligence
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Buildings and construction
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