Search Publications

NIST Authors in Bold

Displaying 226 - 250 of 617

The Effect of Pb Contamination on the Solidification Behavior of Sn-Bi Solders

January 1, 2001

Author(s)

Kil-Won Moon, William J. Boettinger, Ursula R. Kattner, C A. Handwerker, D J. Lee

… due to the formation of a ternary eutectic reaction at 95.3 0.5 C. This increase is a lkely cause of porosity in …

Modeling the Fillet Lifting Defect

September 11, 1999

Author(s)

Clare Bailey, William J. Boettinger

A multi-physics simulation tool is described which has the ability to simulate fluid flow, heat transfer including solidification, and stress evolution in a integrated manner. This modelling framework is used to predict the behavior of two solder materials

The Geometric Characterization of Rockwell Diamond Indenters

January 1, 1994

Author(s)

Jun-Feng Song, F Rudder, Theodore V. Vorburger, A Hartman, Brian R. Scace, J Smith

… measurements. The combined measurement uncertainties (95%) of the calibration are less than 1/10 of the tolerance …

Formation of [Cu 2 O 2 ] 2+ and [Cu 2 O] 2+ Toward C-H Bond Activation in Cu-SSZ-13 and Cu-SSZ-39

July 7, 2017

Author(s)

Bahar Ipek, Matthew J. Wulfers, Hacksung Kim, Florian Goeltl, Ive Hermans, Joseph P. Smith, Karl S. Booksh, Craig Brown, Raul F. Lobo

… zeolites (CHA and AEI) form methanol from methane (> 95% selectivity) using a 3-step cyclic procedure (Wulfers, M. … mono–(υ–oxo) dicopper( II) with an Cu–O–Cu angle of 95 °. Based on the loss of intensity of the broad LMCT band …

Developmental validation of the PowerPlex 21 System.

December 24, 2013

Author(s)

Carolyn R. Steffen, Martin G. Ensenberger, Robert S. McLaren, Cynthia J. Sprecher, Douglas R. Storts

… across a range of template DNA concentrations with > 95% alleles called at 50 pg. Direct amplification of samples … in the technical manual. Mixture analysis showed that over 95% of minor alleles were detected at 1:9 ratios. Reaction …

Dechlorination of Polychlorinated Biphenyls in Industrial Transformer Oil by Radiolytic and Photolytic Methods

December 1, 2003

Author(s)

C G. Jones, Joseph Silverman, M I. Al-Sheikhly, Pedatsur Neta, Dianne L. Poster

… transformer oils containing low (nearly equal to} 95 g g -1 ) or high (> 800,000 g g -1 ) concentrations of … Transformer oil containing nearly equal to} 95 g g -1 PCB (nearly equal to} 3.5 mmol L -1 chlorine) is …

Reference Correlations of the Viscosity of Ethene from the Triple Point to 580 K and up to 195 MPa

May 27, 2024

Author(s)

Sofia Sotiriadou, Eleftheria Ntonti, Marc Assael, Richard A. Perkins, Marcia L. Huber

… triple point to 580 K and up to 195 MPa is 3.3 % (at the 95% confidence level). For the dilute gas (pressures up to …

Accurate circular consensus long-read sequencing improves variant detection and assembly of a human genome

August 12, 2019

Author(s)

Justin M. Zook, Nathanael D. Olson, Aaron Wenger

… sequencing (PacBio) and generate highly accurate (99.8%) long high-fidelity (HiFi) reads with an average length of … of at least 99.91% for single-nucleotide variants (SNVs), 95.98% for insertions and deletions 15 megabases (Mb) and …

Reference Correlations for the Thermal Conductivity of 13 Inorganic Molten Salts

September 19, 2018

Author(s)

Ch. D. Chliatzou, Marc J. Assael, K.D. Antoniadis, Marcia L. Huber, William A. Wakeham

… 7, 7, 15, 15, 15, 10, 17, 17, 20, 17, 17 and 20% at the 95% confidence level. …

Wide-ranging Absolute Viscosity Measurements of Sub- and Supercritical 1,1,1-trifluoroethane (R143a)

December 19, 2017

Author(s)

Arno D. Laesecke, Karsten Meier, Richard F. Hafer

… uncertainty of the measurements remains at 2 % at a 95 % confidence level (coverage factor k = 2). The results …

Estimation of On-line Tool Wear in Turning Processes Using Recurrence Quantification Analysis (RQA)

December 11, 2017

Author(s)

Sagar Kamarthi, Yung-Tsun Lee, Srinivasan Radhakrishnan

… machine learning model. The second set of data, which has 95 records, is used for testing the performance of the flank …

Characterization of the Mirror Region With Atomic Force Microscopy

February 19, 2017

Author(s)

Sheldon M. Wiederhorn, Jose Lopez-Cepero, Jay S. Wallace, Jean-Pierre Guin, Theo Fett

In this paper we use atomic force microscopy to investigate the roughness of the mirror region in silica glass. We demonstrate a decrease in surface RMS Roughness from about 0.5 nm to about 0.4 nm with increasing stress intensity factor (0.5KIc to about 0

Reference Correlation of the Thermal Conductivity of Cyclohexane from the triple point to 640 K and up to 175 MPa

February 8, 2017

Author(s)

A. Koutian, Marc J. Assael, Marcia L. Huber, Richard A. Perkins

… whenever possible. We estimate the uncertainty (at the 95% confidence level) for the thermal conductivity of …

A Bayesian Approach to the Evaluation of Comparisons of Individually Value-Assigned Reference Materials

March 3, 2012

Author(s)

Blaza Toman

… coverage probability calculation for the assigned 95% uncertainty intervals. The benefit of this analysis …

Topography Measurements for Determining the Decay Factors in Surface Replication

July 4, 2008

Author(s)

Jun-Feng Song, P Rubert, Xiaoyu A. Zheng, Theodore V. Vorburger

… from the same master with CCFmax values higher than 95%. …

A W-band polarization converter and isolator

June 6, 2007

Author(s)

Charles Dietlein, A. Luukanen, Zoya Popovic, Erich N. Grossman

… This paper presents a 95-GHz printed low-loss linear-to-circular polarizer designed …

Measurement of the 100 nm NIST SRM 1963 by Laser Surface Light Scattering

November 1, 2002

Author(s)

Thomas A. Germer, George W. Mulholland, Jae Hyun Kim, S H. Ehrman

… yielded a value of 99.7 nm with an expandeduncertainty (95 % confidence limit) of 1.7 nm. The uncertainty is …

Equilibrium Shape of Internal Cavities in Ruby and the Effect of Surface Energy Anistropy on the Equilibrium Shape

July 1, 2002

Author(s)

J S. Choi, D Y. Kim, B Hockey, Sheldon M. Wiederhorn, J Blendell, C A. Handwerker

… and S/C = 1.02 0.04, with the uncertainty representing 95% confidence limits. Unlike sapphire, P-plane facets were …

Interlaboratory 'Pilot Run' Study of Small Heat-Flow-Meter Apparatus for ASTM C 518

November 1, 1999

Author(s)

Robert R. Zarr, E S. Lagergren

… a guarded-hot-plate apparatus using Test Method C 177. The 95% repeatability and reproducibility indexes for precision …

Improved and Always Improving: Reference Formulations for Thermophysical Properties of Water

February 16, 2023

Author(s)

Allan H. Harvey, Jan Hruby, Karsten Meier

… for thermodynamic properties of fluid water known as IAPWS-95, which is planned to be replaced in the coming years. …

Displacive Phase Transition in SrTiO 3 Thin Films Grown on Si(001)

October 12, 2021

Author(s)

F S. Aguirre-Tostado, A Herrera-Gomez, Joseph Woicik, R Droopad, Z Yu, D G. Schlom, E Karapetrova, P Zschack

… is observed within the plane of the interface: rTiO = 1.95 +/- 0.01 . These findings indicate a tetragonal plus …

Evaluation of Formaldehyde Reference Material for Chamber Emission Testing

July 22, 2018

Author(s)

Dustin G. Poppendieck, Na Li, Wenhao Chen

… traceability to NIST primary standards. Overall, the 95 % confidence interval on the random (Type A) error plus …

Measurement and Correlation of the Thermal Conductivity of 1,1,1,2,2,4,5,5,5-Nonafluoro-4- (trifluoromethyl)-3-pentanone

June 28, 2018

Author(s)

Richard A. Perkins, Marcia L. Huber, Marc J. Assael

… to have a relative expanded uncertainty ranging at a 95 % confidence level from approximately 1 % to 4 % depending …

Characterization of Five-Hole Probes used for Flow Measurement in Stack Emission Testing

May 16, 2018

Author(s)

Iosif Isaakovich Shinder, Aaron Johnson, Michael R. Moldover, James Filla, Vladimir Khromchenko

… air speed measurements of both probes was near 1 % at a 95 % confidence level. Most of this uncertainty is attributed …

Correlations for the Viscosity and Thermal Conductivity of Ethyl Fluoride (R161)

May 17, 2017

Author(s)

Ch. M. Tsolakidou, Marc J. Assael, Marcia L. Huber, Richard A. Perkins

… at pressures up to 100 MPa. The estimated uncertainty at a 95% confidence level is 2% for the viscosity of low-density …

Advanced communications
-Open Radio Access Network (Open-RAN)
-Quantum communications
-Spectrum sharing
-Wireless (RF)
Artificial intelligence
-AI measurement and evaluation
-Autonomous systems
--Automated vehicles
--Autonomous laboratories
-Applied AI
-Fundamental AI
-Hardware for AI
-Machine learning
-Trustworthy and responsible AI
Bioscience
-Bioeconomy
--Biological data
-Bioimaging
-Bioinformatics
-Biomanufacturing
-Biomaterials
-Biometrology
-Biosecurity
--Biosurveillance
--Genomic cybersecurity
--Nucleic acid sequence screening
-Cell measurements
-Engineering / synthetic biology
--Biofabrication
--Cell-free systems
--Genome engineering
--Protein engineering
-Gene delivery systems
-Genome editing
-Genomics
-Glycomics
-Metabolomics
-Microbial measurements
-Proteomics
Buildings and Construction
-Building codes and standards
-Building control systems
-Building damage and repair
-Building economics
-Building materials
-Energy efficiency
-Heating, ventilation and air conditioning equipment
-Indoor air quality
-Structural engineering
-Thermal comfort
Chemistry
-Analytical chemistry
-Chemical engineering and processing
-Chemical thermodynamics and chemical properties
-Molecular characterization
-Theoretical chemistry and modeling
-Thermochemical properties
Electronics
-Electromagnetics
-Flexible electronics
-Magnetoelectronics
-Optoelectronics
-Organic electronics
-Semiconductors
-Sensors
-Superconducting electronics
Energy
-Alternative energy
-Conventional energy
-Electric power / smart grid
-Fuels
Environment
-Air / water / soil quality
-Climate Measurements
-Environmental health
-Greenhouse gas measurements
-Marine science
-Sustainability
Fire
-Fire detection
-Fire dynamics and science
-Fire fighting
-Fire modeling
-Fire risk reduction
-Materials flammability
-Structural fire resistance
-Wildland urban interface fire
Forensic Science
-Digital evidence
-Drugs and toxicology
-Firearms and toolmarks
-Forensic biometrics
-Forensic genetics
-Trace evidence
Health
-Biopharmaceuticals
-Cell and gene therapy
-Clinical diagnostics
--Cancer
--Medical imaging
-Food and nutrition
-Human microbiome
-Precision medicine
-Regenerative medicine and advanced therapy
--Flow cytometry
Information technology
-Biometrics
-Cloud computing and virtualization
-Complex systems
-Computational science
-Conformance testing
-Cyber-physical systems
--Smart cities
-Cybersecurity and privacy
--Cryptography
--Cybersecurity education and workforce development
--Cybersecurity measurement
--Identity and access management
--Privacy engineering
--Risk management
--Securing emerging technologies
--Trustworthy networks
--Trustworthy platforms
-Data and informatics
--Human language technology
--Information retrieval
--Natural language processing
-Digital twins
-Federal information processing standards (FIPS)
-Health IT
-Internet of Things (IoT)
-Interoperability testing
-Location based services
-Mobile
-Networking
--Mobile and wireless networking
--Network management and monitoring
--Network modeling and analysis
--Network security and robustness
--Network test and measurement
--Next generation networks
--Protocol design and standardization
--Software defined and virtual networks
-Software research
--Software testing
-Usability and human factors
--Accessibility
-Video analytics
-Virtual / augmented reality
-Visualization research
-Voting systems
Infrastructure
Manufacturing
-Additive manufacturing
-Factory communications
-Factory operations planning and control
-Interoperability in manufacturing
-Machining
-Manufacturing economics
-Manufacturing quality assurance
-Manufacturing systems design and analysis
-Monitoring, diagnostics and prognostics
-Process improvement
-Process measurement and control
-Product data
-Robotics
--Agility and adaptability
--Collaborative robots
--Dexterous grasping
--Manipulation
--Mobility and industrial autonomous vehicles
--Navigation / actuation / control
--Sensing and perception
-Supply chain
-Sustainable manufacturing
-Systems engineering
-Systems integration
-Technology commercialization
Materials
-Ceramics
-Composites
-Concrete / cement
-Materials characterization
--Composition and structure
--Mechanical properties
--Thermal properties
-Metals
-Modeling and computational material science
-Polymers
-Superconductors
Mathematics and statistics
-Experiment design
-Image and signal processing
-Modeling and simulation research
-Numerical methods and software
-Statistical analysis
-Uncertainty quantification
Metrology
-Amount of substance
-Dimensional metrology
-Electrical / electromagnetic metrology
-Flow metrology and rheology
-Force metrology
-Humidity metrology
-Ionizing radiation metrology
-Mass metrology
-Metric
-Optical / photometry / laser metrology
-Pressure and vacuum metrology
-Thermometry metrology
-Time and frequency metrology
-Weights and measures
Nanotechnology
-Nanobiotechnology
-Nanochemistry
-Nanoelectronics
-Nanofabrication / manufacturing
--Lithography
--Self-assembly
-Nanofluidics
-Nanomagnetics
-Nanomaterials
-Nanomechanics
-Nanometrology
-Nanophotonics
-Nanophysics
-Nanoplasmonics
Neutron research
Performance excellence
-Assessment tools and services
-Baldrige award
-Baldrige examiners
-Baldrige Framework and Criteria
-Best practices
-Leadership development
Physics
-Atomic / molecular / quantum
-Biological physics
-Condensed matter
-Electron physics
-Magnetics
-Nuclear physics
-Optical physics and communications
-Quantum information science
-Radiation
-Spectroscopy
-Thermodynamics
-Time and frequency
Public safety
-Chemical / Biological / Radiological / Nuclear / Explosives (CBRNE)
-First responder preparedness
-Law enforcement
-Public safety communications research
-Response robots
Resilience
-Community resilience
--Recovery
--Resilience metrics
-Disaster and failure studies
-Earthquake risk reduction
-Resilience economics
-Resilient materials
-Windstorm impact reduction
Standards
-Accreditation
-Calibration services
-Conformity assessment
-Documentary standards
-Frameworks
-Quality assurance
-Reference data
-Reference instruments
-Reference materials
-Standards education
Technology transfer
Transportation
-Aerospace
-Automotive