Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Conferences

A Study of Timing Constraints and SAS Overload in the CBRS Band using SAS-CBSD Protocol

March 5, 2020

Author(s)

Anirudha Sahoo, Naceur El Ouni, Vineet Shenoy

In the Citizens Broadband Radio Service (CBRS) band, the Federal Communications Commission (FCC) has set stringent timing constraints for the lower tier users...

Reference Data Sets for Training and Evaluating RF Signal Detection and Classification Models

March 5, 2020

Author(s)

Timothy Hall, Raied M. Caromi, Michael R. Souryal, Adam J. Wunderlich

Dynamic Flow Stress Measurements of 6061-T6 Aluminum under Rapid Heating for Machining Studies

March 2, 2020

Author(s)

Steven P. Mates, Homar Lopez-Hawa, Wilfredo Moscoso-Kingsley, Vis Madhavan

The flow stress of aluminum alloy Al6061-T6 produced by conventional thermomechanical methods has been investigated under the application of strains up to 80 %...

Measurement of mass loss, absorbed energy, and time-resolved reflected power for laser powder bed fusion

March 2, 2020

Author(s)

David C. Deisenroth, Sergey Mekhontsev, Brandon M. Lane

Laser powder bed fusion processes are driven by scanned, focused laser beams. Along with selectively melting the metal powder, laser energy may be converted and...

Microfabricated bolometer based on a vertically aligned carbon nanotube absorber

March 2, 2020

Author(s)

Anna K. Vaskuri, Michelle S. Stephens, Nathan A. Tomlin, Christopher S. Yung, Andrew J. Walowitz, Cameron Straatsma, Dave Harber, John H. Lehman

We have designed a microfabricated planar absolute radiometer based on a vertically aligned carbon nanotube (VACNT) absorber and an electrical power...

Ion-beam radiation damage to DNA by investigation of free radical formation and base damage

March 1, 2020

Author(s)

Melis Kant, Pawel Jaruga, Erdem Coskun, Samuel Ward, Alexander Stark, David Becker, Amitav Adhikary, Michael Sevilla, Miral M. Dizdar

This work investigated the physicochemical processes and DNA base products involved in Ne-22 ion- beam (ca. 1.4 GeV) radiation damage to hydrated (12 waters...

Measurement of PARP1 in human tissues by liquid chromatography tandem mass spectrometry

March 1, 2020

Author(s)

Erdem Coskun, Gamze Tuna, Pawel Jaruga, Alessandro Tona, Onur Erdem, Miral M. Dizdar

Poly(ADP ribose) polymerase 1 (PARP1) is a multifunctional DNA repair protein of the base excision repair pathway and plays a major role in the repair of DNA...

A Graph Database Approach to Wireless IIoT Work-cell Performance Evaluation

February 28, 2020

Author(s)

Richard Candell, Mohamed T. Hany, Yongkang Liu, Karl R. Montgomery, Sebti Foufou

The work-cell is an essential industrial environment for testing wireless communication techniques in factory automation processes. A new testbed was recently...

Distributed Resource Allocation Schemes for Out-of-Coverage D2D Communications

February 27, 2020

Author(s)

Jian Wang, Richard A. Rouil, Fernando J. Cintron

In many public safety scenarios, Device-to-Device (D2D) communication should be capable of handling out-of-coverage situations, ensuring that D2D devices can...

Polarization-dependent absolute-phase-corrected multidimensional coherent spectra of exciton-polaritons

February 27, 2020

Author(s)

Jagannath Paul, Jared Wahlstrand, Alan Bristow

Multidimensional coherent spectroscopy measures the third-order polarization response of a system to reveal microscopic electronic and many-body phenomena...

On Upper Bounds for D2D Group Size

February 27, 2020

Author(s)

David W. Griffith, Aziza Ben Mosbah

In this paper, we examine the Physical Sidelink Discovery Channel (PSDCH) for out-of-coverage (OOC) Device-to-Device (D2D) Long Term Evolution (LTE) networks...

Method for Effective Measurement, Labeling, and Classification of Botnet C2s for Predicting Attacks

February 23, 2020

Author(s)

Mitsuhiro Hatada, Matthew A. Scholl

In the IoT era, botnet threats are rising, which has prompted many studies on botnet detection. This study aims to detect the early signs of botnet attacks such...

Atomic flux circuits

February 23, 2020

Author(s)

Douglas Bopp, Ellyse Taylor, Khoa Le, Susan Schima, Matthew Hummon, John Kitching

Atomic vapors are a crucial platform for precision metrology but in their simplest implementation, a thermal vapor, the intrinsic optical resonances are...

Millimeter-Wave Highly-Multipath Channel Measurements

February 21, 2020

Author(s)

Alec Weiss, Joshua Kast, Rob Jones, Jeanne Quimby, Rodney Leonhardt, Benjamin Jamroz, Peter Vouras, Dylan Williams, Kate Remley

We provide the frequency response of a high multipath propagation channel using a narrow beamwidth synthetic aperture measurement technique from 26.5 - 40 GHz.

EV Fleet Charging: Managing Power Flows Today and Tomorrow

February 19, 2020

Author(s)

David Holmberg

Slide deck introducing the EV Fleet Charging: Managing Power Flows Today and Tomorrow session, in Track 2 of the ISGT conference, presented Feb 19, 2020...

A Residential Energy Control Algorithm Assessment Tool for Smart Grid: Multi-Criteria Decision Making Using the Analytical Hierarchy Process

February 18, 2020

Author(s)

Farhad Omar

For homes to become active participants in a smart grid, intelligent control algorithms are needed to facilitate autonomous interactions that take homeowner...

Implementing Grain Traceability Standards: CART and Simulation

February 18, 2020

Author(s)

Frank H. Riddick, Evan K. Wallace, Scott Nieman, Joe Tevis, R. A. Ferreyra

To ensure food safety, food manufacturers need the ability to quickly identify and trace food products to all equipment and processes throughout the entire...

Extending NIST's CAVP Testing of Cryptographic Hash Function Implementations

February 14, 2020

Author(s)

Nicky W. Mouha, Christopher T. Celi

This paper describes a vulnerability in Apple's CoreCrypto library, which affects 11 out of the 12 implemented hash functions: every implemented hash function...

Simplified Ray Tracing for the Millimeter Wave Channel: A Performance Evaluation

February 14, 2020

Author(s)

Mattia Lecci, Paolo Testolina, Marco Giordani, Michele Polese, Tanguy Ropitault, Camillo Gentile, Neeraj Varshney, Michele Zorzi

Millimeter-wave (mmWave) communication is one of the cornerstone innovations of fifth- generation (5G) wireless networks, thanks to the massive bandwidth...

TMPS: Ticket-Mediated Password Strengthening

February 14, 2020

Author(s)

John M. Kelsey, Dana Dachman-Soled, Meltem Sonmez Turan, Sweta Mishra

We introduce the notion of Ticket-Mediated Password Strengthening (TMPS), a technique for allowing users to derive keys from passwords while imposing a strict...

First Direct Measurement of Sub-Nanosecond Polarization Switching in Ferroelectric Hafnium Zirconium Oxide

February 13, 2020

Author(s)

Pragya R. Shrestha, xiao Lyu, Mengwei Si, Kin P. Cheung, Pei D. Ye

In this work, we report on an ultrafast direct measurement on the transient ferroelectric polarization switching in hafnium zirconium oxide with a crossbar...

Development and Applications of a Four-Volt Josephson Arbitrary Waveform Synthesizer

February 13, 2020

Author(s)

Nathan E. Flowers-Jacobs, Alain Rufenacht, Anna E. Fox, Steven B. Waltman, Robert E. Schwall, Justus A. Brevik, Paul D. Dresselhaus, Samuel P. Benz

We have recently created a 4 V rms cryocooled JAWS (Josephson Arbitrary Waveform Synthesizer) using 204,960 nearly identical Josephson junctions (JJs) that are...

Modeling and Improving Named Data Networking over IEEE 802.15.4

February 10, 2020

Author(s)

Amar Abane, Paul Muhlethaler, Samia Bouzefrane, Abdella Battou

Enabling NDN in real-world IoT deployments becomes essential to benefit from ICN/NDN features in current IoT systems. To design realistic NDN-based...

Ray-based classification framework for high-dimensional data

February 3, 2020

Author(s)

Justyna Zwolak, Jacob Taylor, Sandesh Kalantre, Thomas McJunkin, Brian Weber

While classification of arbitrary structures in high dimensions may require complete quantitative information, for simple geometrical structures, low...

EFFECTS OF ALKALI-SILICA REACTION ON MECHANICAL PROPERTIES AND STRUCTURAL CAPACITIES OF REINFORCED CONCRETE STRUCTURES

January 31, 2020

Author(s)

Long T. Phan, Fahim Sadek, Travis E. Thonstad, Hai S. Lew, Sorin Marcu, Jacob Philip

This paper describes an ongoing, comprehensive research program being conducted at the National Institute of Standards and Technology (NIST) under the...

Developing Models for a 0.8 mm Coaxial VNA Calibration Kit within the NIST Microwave Uncertainty Framework

January 28, 2020

Author(s)

Jeffrey A. Jargon, Christian J. Long, Ari D. Feldman, Jon Martens

We developed models for a 0.8 mm coaxial vector network analyzer (VNA) calibration kit within the NIST Microwave Uncertainty Framework. First, we created...

DARPA Organic Interconnect Characterization

January 27, 2020

Author(s)

Dylan Williams, Richard Chamberlin, Jerome Cheron, Sam Chitwood, Ken Willis, Brad Butler, Farhang Yazdani

We report on a study of interconnects fabricated on organic and silicon interposers used to connect state-of-the art digital, analog and RF chiplets...

On Characterizing Uncertainty Sources in Laser Powder Bed Fusion Additive Manufacturing Models

January 21, 2020

Author(s)

Tesfaye M. Moges, Paul W. Witherell, Gaurav Ameta

Tremendous effort has been dedicated to computational models and simulations of Additive Manufacturing (AM) processes to better understand process complexities...

Particle Tracking of a Complex Microsystem in Three Dimensions and Six Degrees of Freedom

January 18, 2020

Author(s)

Craig Copeland, Craig McGray, Robert Ilic, Jon Geist, Samuel Stavis

We exploit the intrinsic aberrations of an optical microscope to track single particles in three dimensions. We combine information from multiple particles on a...

Key Considerations for Microbial Viability Measurements

January 14, 2020

Author(s)

Joy Dunkers, Sandra M. Da Silva, Stephanie Servetas, James J. Filliben, Guilherme L. Pinheiro, Nancy Lin

Making reliable measurements of antimicrobial killing efficacy requires careful consideration of the sources of biological variability, measurement bias and...

Was this page helpful?