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Search Publications

NIST Authors in Bold

Displaying 976 - 1000 of 74137

Experimental demonstration of local area entanglement distribution between two distant nodes, coexisting with classical synchronization

May 12, 2023
Author(s)
Anouar Rahmouni, Paulina Kuo, Yicheng Shi, Jabir Marakkarakath Vadakkepurayil, Nijil Lal Cheriya Koyyottummal, Ivan Burenkov, Ya-Shian Li-Baboud, Mheni Merzouki, Abdella Battou, Sergey Polyakov, Oliver T. Slattery, Thomas Gerrits
We successfully demonstrated polarization entanglement distribution and classical time synchronization using a high-accuracy precision time protocol between two quantum nodes located 250 meters apart using a single fiber simultaneously carrying both

Sub-200 ps Quantum Network Node Synchronization over a 128 km Link White Rabbit Architecture

May 12, 2023
Author(s)
Wayne McKenzie, Ya-Shian Li-Baboud, Mark Morris, Gerald Baumgartner, Anouar Rahmouni, Paulina Kuo, Oliver T. Slattery, Bruce Crabill, Mheni Merzouki, Abdella Battou, Thomas Gerrits
We show sub-200 ps synchronization between quantum networks nodes that are separated by two 64 km deployed fiber links, providing a 128 km link architecture. The architecture employs one grandmaster and two boundary White Rabbit system clocks and shows

The Complex, Unique and Powerful Imaging Instrument for Dynamics (CUPI2D) at the Spallation Neutron Source

May 12, 2023
Author(s)
Adrian Brugger, Alexandru Biris, Jason Harp, Matthew Connolly, George Nelson, Fernando Luis Esteban Florez, Hassina Bilheux, Jiao Lin, Jeffrey Warren, Andrew Kiss, Roland Pellenq, Ann Junghans, Jonathan Morris, Alexander Long, Anton Tremsin, Andrea Strzelec, Mark Anderson, Robert Agasie, Charles FINNEY, Martin Wissink, MIJA HUBLER, Claire White, Brent Heuser, Aaron Craft, Chuting Tan, Kathryn Morris, Sanna Sevanto, Nikolay Kardjilov, Burkhard Schillinger, Matthew Frost, Sven C. Vogel, Maria Cekanova
The Oak Ridge National Laboratory is planning to build the Second Target Station (STS) at the Spallation Neutron Source (SNS). STS will host a suite of novel instruments that complements the First Target Station's beamline capabilities by offering

VHF/UHF detection using high angular momentum Rydberg states

May 12, 2023
Author(s)
Roger Brown
We demonstrate resonant detection of rf electric fields from 240 MHz to 900 MHz (VHF/UHF) using electromagnetically induced transparency with orbital angular momentum, L = 3 → L′ = 4, Rydberg states. These Rydberg states are accessible with three-photon

A Draft Human Pangenome Reference

May 10, 2023
Author(s)
Wen-Wei Liao, Mobin Asri, Jana Ebler, Jennifer McDaniel, Nathanael David Olson, Justin Wagner, Justin Zook, Erik Garrison, Tobias Marschall, Ira Hall, Heng Li, Benedict Paten
Here the Human Pangenome Reference Consortium presents a first draft of the human pangenome reference. The pangenome contains 47 phased, diploid assemblies from a cohort of genetically diverse individuals1. These assemblies cover more than 99% of the

High-throughput printing of combinatorial materials from aerosols

May 10, 2023
Author(s)
Minxiang Zeng, Yipu Du, Nicholas Kempf, Miles Bimrose, Jiahao Chen, Dylan Kirsch, Joshua B. Martin, Bowen Zhang, Tatsunori Hayashi, Mortaza Saeidi-Javash, Hirotaka Sakaue, Babak Anasori, Michael McMurtrey, Yanliang Zhang
The development of new materials and their compositional and microstructural optimization are essential in regard to next-generation technologies such as clean energy and environmental sustainability. However, materials discovery and optimization have been

Liquid Piston Based on Molecular Springs for Energy Storage Applications

May 10, 2023
Author(s)
Mehdi Hashemi-Tilehnoee, Nikolay Tsirin, Victor Stoudenets, Yuriy Bushuev, Miroslaw Chorazewski, Mian Li, Dan Li, Juscelino Leao, Markus Bleuel, Pawel Zajdel, Elena Palomo Del Barrio, Yaroslav Grosu
Liquid piston is a method for pressure transmission used in a wide range of technologies. Currently, liquid piston is a passive element solely used to apply pressure to a working body. In this work, the concept of liquid piston based on molecular springs -

Semiconductor thermal and electrical properties decoupled by localized phonon resonances

May 10, 2023
Author(s)
Bryan Spann, Joel Weber, Matthew Brubaker, Todd E. Harvey, LINA YANG, Hossein Honarvar, Chia-Nien Tsai, Andrew Treglia, MINHYEA LEE, MAHMOUD HUSSEIN, Kris A. Bertness
Thermoelectric materials convert heat into electricity through thermally driven charge transport in solids or vice versa for cooling. To compete with conventional energy-conversion technologies, a thermoelectric material must possess the properties of both

Advanced Encryption Standard (AES)

May 9, 2023
Author(s)
Morris J. Dworkin
In 2000, NIST announced the selection of the Rijndael block cipher family as the winner of theAdvanced Encryption Standard (AES) competition. Three members of the Rijndael family arespecified in this Standard: AES-128, AES-192, and AES-256. These use

Determination of 24,25-dihydroxyvitamin D3 in Vitamin D External Quality Assessment Scheme samples using a reference measurement procedure

May 9, 2023
Author(s)
Stephen Wise, Grace Hahm, Carolyn Burdette, Susan Tai, Johanna Camara, Adam Kuszak, Emma Williams
Ninety archived human serum samples from the Vitamin D External Quality Assessment Scheme (DEQAS) were analyzed using a reference measurement procedure (RMP) based on isotope dilution liquid chromatography - tandem mass spectrometry (ID LC-MS/MS) for the

Orbital Character of the Spin-Reorientation Transition in TbMn6Sn6

May 9, 2023
Author(s)
S. X. Riberolles, Tyler Slade, Rebecca Dally, P. Sarte, Bing Li, Tianxiong Han, H. Lane, C. Stock, H. Bhandari, N. J. Ghimire, D. Abernathy, P. Canfield, Jeffrey Lynn, B. Ueland, R. McQueeney
TbMn 6Sn 6 is a topological ferrimagnet where the uniaxial anisotropy of the Tb 3+ ion generates out-of-plane magnetization of the ferromagnetic Mn kagome layer, resulting in the emergence of a two-dimensional Chern state. TbMn 6Sn 6 is also known to

Reusable Network Simulation for CPS Co-Simulations

May 9, 2023
Author(s)
Himanshu Neema, Harmon Nine, Thomas Roth
Cyber-Physical Systems (CPS) require seamless integration of physical and computation components through communication networks. They often contain sub-systems from different physical domains (e.g., electrical, mechanical, and electronic) that must

Impact of Strong Atmospheric Turbulence on Two-Way Optical Time Transfer

May 8, 2023
Author(s)
Laura Sinclair, Emily Caldwell, Jean-Daniel Deschenes, Hugo Bergeron, William C. Swann, Nathan Newbury
Frequency comb based optical time transfer can provide femtosecond-level timing which will support future clock networks. However, for long-distance terrestrial links, non-reciprocal atmospheric turbulence induces a timing penalty. Here, we quantify this

Phosphate-Functionalized MOF-808 for High Performance Li-S Batteries

May 8, 2023
Author(s)
Bingqian Liu, Avery Baumann, Megan Butala, V. Sara Thoi
Lithium–sulfur batteries are promising candidates for next-generation energy storage devices due to their outstanding theoretical energy density. However, they suffer from low sulfur utilization and poor cyclability, greatly limiting their practical

Rydberg Atoms for One-Step Traceability for Sensing Electric Fields

May 8, 2023
Author(s)
Aly Artusio-Glimpse, Christopher L. Holloway, Matt Simons, Nik Prajapati, Drew Rotunno, Samuel Berweger, Kaleb Campbell, Maitreyi Jayaseelan
Absolute electric field measurements present a "chicken-and-egg" situation where calibration of field probes relies on accurate knowledge of the field while precise determination of the field involves measurements with a calibrated probe. Metrology

Thermal environment impact on HfOx RRAM operation: A nanoscale thermometry and modeling study

May 8, 2023
Author(s)
Matthew West, Georges Pavlidis, Robert Montgomery, Fabia Farlin Athena, Muhammad Jamil, Andrea Centrone, Samuel Graham, Eric Vogel
As the demand for computing applications capable of processing large datasets increases, there is a growing need for new in-memory computing technologies that avoid the von Neumann bottleneck. Oxide-based resistive random-access memory (RRAM) devices are a

Three-Dimensional Structure of Hybrid Magnetic Skyrmions Determined by Neutron Scattering

May 5, 2023
Author(s)
W. L. N. C. Liyanage, Nan Tang, Lizabeth J. Quigley, Julie A. Borchers, Alexander Grutter, Brian B. Maranville, Sunil Sinha, Nicolas Reyren, Sergio A. Montoya, Eric E. Fullerton, Lisa Debeer-Schmitt, Dustin A. Gilbert
Magnetic skyrmions are topologically protected chiral spin structures which present opportunities for next-generation magnetic data storage and logic information technologies. The topology of these structures originates in the geometric configuration of

A field-effect transistor-based room-temperature quantum current source

May 4, 2023
Author(s)
Kin (Charles) Cheung, Barry J O'Sullivan
The work provides a proof-of-concept demonstration of the room-temperature quantum current source based on nanoscale metal-oxide-semiconductor-Field-Effect-Transistor (MOSFET). Using low leakage MOSFET, the current pump achieved 1.00011 ± 0.00022 charges
Displaying 976 - 1000 of 74137