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Conferences

Thermal Performance Evaluation of a Small Duct High Velocity System Using NIST's Net-Zero Energy Residential Test Facility

August 7, 2018

Author(s)

Khiem Nguyen, Hyojin Kim, Lisa Ng, William V. Payne

This study aims to evaluate the performance of a Small Duct High Velocity (SDHV) heat pump by comparing it with the Conventionally-Ducted Heat Pump (CDHP) using...

Stone-Cold Low Temperature Cathodoluminescence Spectrometry of Quartz (SiO2)

August 1, 2018

Author(s)

Edward P. Vicenzi, Scott A. Wight

Cathodoluminescence (CL) studies of quartz have been useful in Earth sciences for understanding geological cycling, quantitative trace element concentrations...

Chemical Compound Classification by Elemental Signatures in Castle Dust Using SEM Automated X-ray Particle Analysis

August 1, 2018

Author(s)

Diana Ortiz-Montalvo, Edward P. Vicenzi, Nicholas W. Ritchie, Carol A. Grissom, Richard A. Livingston, Zoe Weldon-Yochim, Joseph M. Conny, Scott A. Wight

Discoloration on the Smithsonian Institution Building and Enid A. Haupt Garden gateposts was recently revealed to be related to a Mn enriched rock varnish. Mn...

Evaluation of Lateral and Depth Resolutions of Light Field Cameras

August 1, 2018

Author(s)

Sowon Joy Yoon, Peter Bajcsy, Maritoni A. Litorja, James J. Filliben

In crime scene investigations, 3D forensic evidence such as tire tread and shoe imprints in substances like mud or snow can often provide useful information to...

Reasoning about Smart City

July 31, 2018

Author(s)

Edward R. Griffor, Martin J. Burns, David A. Wollman, Marcello Balducinni, Claire Vishik, Michael Huth

Smart Cities are complex environments, comprising diverse cyber-physical systems (CPS), including Internet of Things (IoT). Smart Cities pose challenges of...

Developing a Programmable STEM Detector for the Scanning Electron Microscope

July 31, 2018

Author(s)

Benjamin Caplins, Bob R. Keller, Jason Holm

This is an extended abstract for the 2018 Microscopy and Microanalysis meeting.

Assessing Coverage and Throughput for D2D Communication

July 30, 2018

Author(s)

Jian Wang, Richard A. Rouil

In this paper, we address the issue of assessing the performance of a Device-to-Device (D2D) communication link. Particularly, we design a framework to evaluate...

Probability of Coexistence of LTE-LAA and WLAN Systems Based on Delay Constraints

July 29, 2018

Author(s)

Yao Ma, William Young, Eric W. Anderson, Jason Coder

To support efficient spectrum sharing and related standardization efforts in unlicensed spectrum, it is important to develop analytical tools to accurately...

Analysis of Channel Access Priority Classes in LTE-LAA Spectrum Sharing System

July 29, 2018

Author(s)

Yao Ma

To provide differentiated quality of service (QoS) in long-term evolution (LTE) license assisted access (LAA) procedure, the 3GPP has defined several channel...

Spatial Uniformity Study in a Loaded Reverberation Chamber at Millimeter-Wave Frequencies

July 29, 2018

Author(s)

Damir Senic, Kate Remley, Maria G. Becker, Christopher L. Holloway

We performed a study of the spatial uniformity of the averaged fields in a reverberation chamber at millimeter-wave frequencies based on measurements of the...

Roles and Responsibilities of NIST in the Development of Documentary Standards

July 27, 2018

Author(s)

Prem K. Rachakonda, Balasubramanian Muralikrishnan, Daniel S. Sawyer

The National Institute of Standards and Technology (NIST) is a non-regulatory federal agency of the Department of Commerce and is the national metrology...

Evolution of Cooling Length in Parts Created Through Laser Powder Bed Fusion Additive Manufacturing

July 25, 2018

Author(s)

Zachary C. Reese, Jason C. Fox, John Taylor, Christopher Evans

Additive manufactured (AM) components, specifically those created through laser powder bed fusion (LPBF) methods, exhibit an abundance of surface textures of...

Effect of Subsurface Defects on the Surface Topography of Additive Manufactured Components

July 25, 2018

Author(s)

Zachary C. Reese, Jason C. Fox, Felix H. Kim, John Taylor, Christopher Evans

Additive manufactured (AM) components exhibit an abundance of surface textures and patterns. Past work investigating components created through laser powder bed...

Complementary Use of Optical Metrology and X-Ray Computed Tomography for Surface Finish and Defect Detection in Laser Powder Bed Fusion Additive Manufacturing

July 25, 2018

Author(s)

Jason C. Fox, Felix H. Kim, Zachary C. Reese, Christopher Evans

The development of additive manufacturing (AM) has allowed for production of high-value and complex parts that reduce time-to-market and cost to manufacture. A...

Measurement of Thermal Processing Variability in Powder Bed Fusion

July 24, 2018

Author(s)

Jarred C. Heigel, Eric P. Whitenton

Laser powder bed fusion (LPBF) is an additive manufacturing (AM) technology used to manufacture high-value metal parts. The layer-by-layer nature of the process...

Randomness Classes in Bugs Framework (BF): True-Random Number Bugs (TRN) and Pseudo-Random Number Bugs (PRN)

July 22, 2018

Author(s)

Irena Bojanova, Yaacov Yesha, Paul E. Black

Random number generators may have weaknesses (bugs) and the applications using them may become vulnerable to attacks. Formalization of randomness bugs would...

Evaluation of Formaldehyde Reference Material for Chamber Emission Testing

July 22, 2018

Author(s)

Dustin G. Poppendieck, Na Li, Wenhao Chen

Formaldehyde reference materials are being developed by the National Institute of Standards and Technology (NIST) for use in regulatory emission testing...

Simmering Sauces! Elevated Formaldehyde Concentrations from Gas Stove Burners

July 22, 2018

Author(s)

Dustin G. Poppendieck, Mengyan Gong

Formaldehyde is listed as a human carcinogen, and can be formed as a primary by-product during combustion processes. Past studies have not detected elevated...

Robust Safety for Autonomous Vehicles through Reconfigurable Networking

July 18, 2018

Author(s)

Khalid Halba, Charif Mahmoudi, Edward R. Griffor

Autonomous vehicles bring the promise of enhancing the consumers experience in terms of comfort and convenience and, in particular, the safety of the autonomous...

Automated Symbolic and Numerical Testing of DLMF Formulae using Computer Algebra Systems

July 18, 2018

Author(s)

Howard S. Cohl, Moritz Schubotz, Andre Greiner Petter

We have developed an automated procedure for symbolic and numerical testing of formu- lae extracted from the NIST Digital Library of Mathematical Functions...

MathTools: An Open API for Convenient MathML Handling

July 18, 2018

Author(s)

Howard S. Cohl, Andre Greiner Petter, Moritz Schubotz, Bela Gipp

Mathematical formulae carry complex and essential semantic in- formation in a variety of formats. Accessing this information with different sys- tems requires a...

Frequency -and electric field-dependent physical model of ferroelectric materials in the 10s of GHz

July 16, 2018

Author(s)

Eric J. Marksz, Christian J. Long, James C. Booth, Ichiro Takeicjo, Nathan D. Orloff

Ferroelectric materials are attractive for tunable components because their permittivity can be controlled by an applied electric field. The permittivity of...

THREE APPROACHES TO QUANTIFICATION OF NDE UNCERTAINTY AND A DETAILED EXPOSITION OF THE EXPERT PANEL APPROACH USING THE SHEFFIELD ELICITATION FRAMEWORK

July 15, 2018

Author(s)

Jeffrey T. Fong, Nathanael A. Heckert, James J. Filliben, Steven R. Doctor

The ASME Boiler & Pressure Vessel Code Section XI Committee is currently developing a new Division 2 nuclear code entitled the "Reliability and Integrity...

User Context: An Explanatory Variable in Phishing Susceptibility

July 15, 2018

Author(s)

Kristen K. Greene, Michelle P. Steves, Mary Theofanos, Jennifer A. Kostick

Extensive research has been performed to examine the effectiveness of phishing defenses, but much of this research was performed in laboratory settings. In...

RFC: DLMF Content Dictionaries

July 12, 2018

Author(s)

Bruce R. Miller

This note presents a proposed set of (virtual) OpenMath Content Dictionaries to characterize the mathematical special functions as used in the Digital Library...

System Lifecycle Handler -- Spinning a Digital Thread for Manufacturing

July 11, 2018

Author(s)

Manas Bajaj, Thomas D. Hedberg Jr.

Transforming the manufacturing economy from paper-based information flows to a seamless digital thread across geographically distributed supply chains has the...

Numerically-Predicted Burning Velocities of C1 and C2 Hydrofluorocarbon Refrigerant Flames with Air

July 11, 2018

Author(s)

Gregory T. Linteris, Valeri I. Babushok

Due to their high global warming potentials, many existing working fluids for heating, cooling and refrigeration equipment are being phased out. Their...

An Empirical Model for Refrigerant Flammability Based on Molecular Structure and Thermodynamics

July 11, 2018

Author(s)

Gregory T. Linteris, Ian Bell, Mark O. McLinden

Screening methods for refrigerant blend flammability from metrics that can be easily calculated are of great interest to the refrigerant industry. Existing...

Modeling and Mitigating the Insider Threat of Remote Administrators in Clouds

July 10, 2018

Author(s)

Nawaf Alhebaishi, Lingyu Wang, Sushil Jajodia, Anoop Singhal

As today's cloud providers strive to attract customers with better services and less downtime in a highly competitive market, they increasingly rely on remote...

Assessing the Impact on Business Processes by Interconnecting Attack Graphs and Entity Dependency Graphs

July 10, 2018

Author(s)

Chen Cao, Lunpin Yuan, Anoop Singhal, Peng Liu, Xiaoyan Sun, S Zhu

In a business-process-support enterprise network, cyber defense and cyber resilience usually become ineffective and even fail in defeating cyberattacks. One of...

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