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Search Publications

NIST Authors in Bold

Displaying 11776 - 11800 of 13225

Demonstration of a 1,820 channel microwave superconducting quantum1 interference device multiplexer for transition-edge sensor bolometers

July 15, 2025
Author(s)
John Groh, Jason Austermann, James Beall, Shannon Duff, Johannes Hubmayr, Richard Lew, Michael Link, Tammy Lucas, John Mates, Robinjeet Singh, Joel Ullom, Leila Vale, Jeffrey Van Lanen, Michael Vissers
… sensor arrays is limited by the multiplexing technology which combines their18 signals over a reduced number of wires and amplifiers. In this letter, we present and demonstrate a new …

Surface Wrinkling of Plasma-Exposed PDMS is Caused by Water Vapor Sorption: An Optical Environmental Sensor

June 18, 2025
Author(s)
Jack Douglas, Zain Ahmad, Tyagi Tyagi, Shuning Xiang, Jerry Heng, Pedro Patricio, Paulo Teixeira, Christopher Stafford, Joao T. Cabral
… with prescribed wavelength and amplitude are excited by in-plane mechanical compression of bilayers comprising a … interfacial layers. Spontaneous wrinkling can occur even in the absence of external mechanical strain fields, which has been rationalized in terms of a thermally-induced strain that accompanies the …

Sensitivity Study of Operating Conditions and Liquid Water Transport Behavior in an AEMFC Aided by Modeling and Neutron Radiography

June 1, 2025
Author(s)
Mrittunjoy Sarker, Felipe Mojica, Ami Neyerlin, Bryan Pivovar, Daniel Hussey, Jacob LaManna, David Jacobson, Po-Ya Chuang
… exchange ionomers, powder and dispersion, are studied in this work. The gas diffusion electrode (GDE) with the … during the potassium hydroxide exchange process, which in turn exhibits very poor performance. Hence we use GDE … has a signifi cant impact towards the development of AEMFC technology. …

MEMSDuino: An Arduino-Based MEMS Switch Controller

May 1, 2025
Author(s)
Lafe Spietz, Adam Sirois, Nathan Flowers-Jacobs, Peter Hopkins, Samuel Benz, Steve Waltman
… Radio frequency cryogenic switches are a critical enabling technology for quantum information science, both for … the state of the switches. Switches exist which have built in CMOS-based control electronics to drive the 90 V, but these do not work at the cryogenic temperatures used in quantum information science. The instrument presented here …

Entanglement Routing in Quantum Networks: A Comprehensive Survey

February 11, 2025
Author(s)
Amar Abane, Michael Cubeddu, Van Sy Mai, Abdella Battou
… Entanglement routing in near-term quantum networks consists of choosing the … a set of end-to-end entanglement requests. However, in addition to network state information, a quantum routing … entangled states when conducting routing and forwarding. In this work, we formally define the entanglement routing …

Manipulating Interface Magnetism in Manganite Thin Film Membranes by Substrate Surface Chemistry

November 13, 2024
Author(s)
Purnima P. Balakrishnan, Qinwen Lu, Qing Wang, Shinichiro N. Muramoto, Paige Quarterman, Michael R. Fitzsimmons, Timothy R. Charlton, Xiaofang Zhai, Alexander Grutter
… but interface studies of transferred films remain limited. In this work, we use polarized neutron reflectometry and … We find that the final substrate plays a key role in either incorporating or excluding hydrogen species at the … of transferred LaMnO3 thin films, modifying the magnetism in these interfacial regions. Despite elimination of the …

Progress in development of characterization capabilities to evaluate candidate materials for direct air capture applications

November 1, 2024
Author(s)
Marcus Carter, Huong Giang Nguyen, Andrew Allen, Feng Yi, Wei-Chang Yang, Avery Baumann, William S. McGivern, Jeffrey A. Manion, Ivan Kuzmenko, Zois Tsinas, Charlotte Wentz, Malia Wenny, Daniel Siderius, Roger van Zee, Christopher Stafford, Craig Brown
… climate change, the National Institute of Standards and Technology (NIST) was recently tasked to support efforts in direct air capture (DAC) of carbon dioxide research and deployment. In order to develop test procedures, materials, and … Progress in development of characterization capabilities to evaluate …

High-Throughput LC-PDA Method for Determination of D9-THC and Related Cannabinoids in Cannabis sativa

October 9, 2024
Author(s)
Walter Brent Wilson, Aaron Urbas, Haley Jensen, Lane C. Sander
… training to meet these requirements, significant backlogs in casework resulted. The National Institute of Standards and Technology (NIST) responded by providing analytical tools to … developed to determine Δ9-THC, Δ9-THCA, and total Δ9-THC in botanical samples based on liquid chromatography with …

Integrating Crystallographic and Computational Approaches to Carbon-Capture Materials for the Mitigation of Climate Change

August 27, 2024
Author(s)
Eric J. Cockayne, Austin McDannald, Winnie Wong-Ng, Yu-Sheng Chen, Felipe Gandara Barragan, Jason Benedict, Christopher H. Hendon, David A. Keen, Ute Kolb, Lan Li, Shengqian Ma, William Morris, Aditya Nandy, Tomce Runcevski, Mustapha Soukri, Anuroop Sriram, Janice A. Steckel, John Findley, Chris Wilmer, Taner N. Yildirim, Wei Zhou, Igor Levin, Craig Brown
… presents an overview of the current state of the art in the structure determination of microporous carbon-capture … for the Mitigation of Climate Change". The continual rise in anthropogenic CO2 concentration and its effect on climate … capture technologies to reduce the CO2 concentration in the atmosphere. Porous solids, including metal-organic …

Bilayer crystals of trapped ions for quantum information processing

August 16, 2024
Author(s)
Samarth Hawalder, Prakriti Shahi, Allison Carter, Ana Rey Ayala, John J. Bollinger, Athreya Shankar
… potential, which is readily implementable with current technology. We study the normal modes of this system and … properties of the normal modes open new opportunities in quantum information processing that are not straightforward in single-plane crystals. Furthermore, we illustrate that it …

Changes in the Chemical Composition of Polyethylene Terephthalate Under UV Radiation in Various Environmental Conditions

August 8, 2024
Author(s)
Li Piin Sung, Rachel Cook, Chunlei Fan, YueJin Li, Sara Rostampour
… Polyethylene terephthalate has been widely used in the packaging industry. Degraded PET micro(nano)plastics … SPHERE facility at the National Institute of Standards and Technology in saturated humidity (i.e., ≥95% relative humidity) and dry … Changes in the Chemical Composition of Polyethylene Terephthalate …

Laser Offset Stabilization with Chip-Scale Atomic Diffractive Elements

June 7, 2024
Author(s)
Heleni Krelman, Ori Nefesh, Kfir Levi, Douglas Bopp, Songbai Kang, Liron Stern, John Kitching
… control over laser frequency is an essential requirement in numerous applications such as precision spectroscopy, quantum control, and sensing. In many of such applications it is desired to stabilize a laser with a variable detuning from an atomic line. In this study, we employ an offset-stabilization scheme by …

Photonic chip-based low noise microwave oscillator

March 6, 2024
Author(s)
Igor Kudelin, William Groman, Scott Diddams, Dahyeon Lee, Megan Kelleher, Takuma Nakamura, Charles McLemore, Franklyn Quinlan, Qing-Xin Ji, Joel Guo, Andrey Matsko, John Bowers, Kerry Vahala, Warren Jin, Lue Wu, Yifan Liu, Wei Zhang, Steven Bowers, Joe Campbell, Pedram Shirmohammadi, Samin Hanifi, Haotian Cheng, Naijun Jin, Sam Halliday, Zhaowei Dai, Chao Xiang, Vladimir Iltchenko, Owen Miller, Peter Rakich
… of microwave signals. Substantial progress has been made in the field of microwave photonics, whereby low noise … bulk or fiber optics and are difficult to further reduce in size and power consumption. In this work, we leverage advances in integrated photonics to …

ATIC: Automated Testbed for Interference Testing in Communication Systems

December 25, 2023
Author(s)
Michelle Pirrone, Keith Forsyth, Jordan Bernhardt, Dan Kuester, Aric Sanders, Duncan McGillivray, Adam Wunderlich
… space. The automated testbed for interference testing in communication systems (ATIC) provides a low-cost, flexible … ATIC: Automated Testbed for Interference Testing in Communication Systems …

Investigating Multi-Tier and QoS-Aware Caching Based on ARC

October 16, 2023
Author(s)
Lydia Ait Oucheggou, Abdella Battou, Jalil Boukhobza, Stephane Rubini
… to reduce application latencies by buffering relevant data in high speed memory. When the volume of data to cache is too … requirements. This concept is well established in Cloud environment with Service Level Agreement (SLA). In this paper, by extending the Adaptive Replacement Cache …

Stochastic Method for Generating Residential Household Energy Models of Varying Income Level and Climate Zone for Testing Energy Fairness

September 26, 2023
Author(s)
Hannah Covington, Brian Woo-Shem, Chenli Wang, Thomas Roth, Cuong Nguyen, Hohyun Lee
… Interest in residential energy management necessitates fairness testing of energy technology and policy developments. Considering income level … based on data from national surveys. Included in the model are constant and time-variable features. Models …

Federal perspective on critical research issues in nanoEHS

August 31, 2023
Author(s)
Janet Carter, Sri Nadadur, Rhema Bjorkland, William Boyes, Chuck Geraci, Vincent A. Hackley, John Howard, Alan Kennedy, Igor Linkov, Joanna Matheson, Holly Mortensen, Custudio Muinga, Elijah Petersen, Nora Savage, Stacey Standridge, Trey Thomas, Benjamin Trump
… discusses critical issues and opportunities going forward in nanotechnology environmental, health, and safety (nanoEHS) … the perspective of Federal Government agency participants in the U.S. National Nanotechnology Initiative (NNI) … Federal science agency nanoEHS research. As participants in NEHI, we examine these critical issues from an integrated, …

November 2022 NIST Premise Plumbing Research Workshop: Summary and Findings

July 28, 2023
Author(s)
Andrew K. Persily, Marylia Duarte Batista, William M. Healy, Mark A. Kedzierski, Lingnan Lin, Natascha S. Milesi-Ferretti, Tania Ullah, David A. Yashar, Stephen Zimmerman
… to the recognition that significant knowledge gaps exist in plumbing system design, installation, operation, and … The research needed to address these gaps was summarized in a 2020 NIST report Measurement Science Research Needs for … Premise Plumbing Systems. NIST also initiated an effort in 2020 to study several key research topics identified in …

Two-photon double ionization with finite pulses: Application of the virtual sequential model to helium

July 20, 2023
Author(s)
Barry I. Schneider, luca argenti, Siddhartha Chattopadhyay, carlos marante, Jeppe Olsen
… The results of angularly integrated observables, which are in good agreement with existing TDSE (time-dependent … model is able to capture the role of electron correlation in the non-sequential regime at a comparatively modest … shows the modulation of the joint energy distribution in the vicinity of autoionizing states, which can be probed …

Operando photoelectron spectromicroscopy of nanodevices: Correlating the surface chemistry and transport in SnO2 nanowire chemiresistors

June 29, 2023
Author(s)
Andrei Kolmakov, Trey Diulus, Kurt D. Benkstein, Stephen Semancik, Majid Kazemian, Matteo Amati, Maya Kiskinova, Luca Gregoratti
… With size reduction of active elements in microelectronics to tens of nanometers and below, the … X-ray spectromicroscopy with advanced NIST microhotplate technology to demonstrate new combined analytical and … chemiresistor devices, the chemically induced alterations in the chemical state of the nanowire surface are correlated …

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
… technologies. The topology of these structures originates in the geometric configuration of the magnetic spins – more … works have emphasized the role of all three dimensions in determining the topology and their response to external stimuli. In this work, grazing-incidence small-angle neutron …

NIST Alternatives for Resilient Communities (NIST ARC) Software Tool: Mathematical Programming Model

March 9, 2023
Author(s)
Kenneth Harrison, Tasnim Ibn Faiz, Zeinab Farahmandfar, Shane Crawford, Jarrod Loerzel
… The National Institute of Standards and Technology (NIST) Alternatives for Resilient Communities … The goal of NIST ARC is to decrease a community's burden in developing viable alternatives for stakeholder … programming model are described, with the full model given in the Appendix. Results for a realistic example designed to …

Empirical Validation of Automated Vulnerability Curation and Characterization

February 28, 2023
Author(s)
Ahmet Okutan, Peter Mell, Medhi Mirakhorli, Igor Khokhlov, Joanna Santos, Danielle Gonzalez, Steven Simmons
… process which has led to inconsistencies and delays in releasing final vulnerability results. This work provides an approach to curate vulnerability reports in real-time and map textual vulnerability reports to machine … described by the National Institute of Standards and Technology (NIST) Vulnerability Description Ontology (VDO) …
Displaying 11776 - 11800 of 13225
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