Search Publications

NIST Authors in Bold

Displaying 2676 - 2700 of 3645

Johnson Noise Thermometry Measurement of the Boltzmann Constant with a 200 Ohm Sense Resistor

July 1, 2012

Author(s)

Alessio Pollarolo, Tae H. Jeong, Samuel Benz, Horst Rogalla

… a reference a voltage waveform that was synthesized with a quantum voltage noise source (QVNS) that consisted of …

Neutron Scattering Study of a Quasi-2D Spin-1/2 Dimer System Piperazinium Hexachlorodicuprate Under Hydrostatic Pressure

November 22, 2010

Author(s)

Tao Hong, Chris Stock, I. Cabrera, Collin L. Broholm, Yiming Qiu, Juscelino Leao, Sarah Poulton, John R. Copley

… pressure. The results allow us to predict a soft-mode quantum phase transition in this system at Papproximately …

Reduced Nonlinearities in the NIST Johnson Noise Thermometry System

June 13, 2010

Author(s)

Jifeng Qu, Samuel Benz, Alessio Pollarolo, Horst Rogalla

… electronics and synthesized noise waveforms for the NIST quantum-voltage-standard- calibrated Johnson noise …

Mode Expansion and Bragg Filtering Enable a High-Fidelity Fiber-Based Photon-Pair Source

November 9, 2009

Author(s)

Alexander E. Ling, Jun Chen, Jingyun Fan, Alan L. Migdall

… photon-pairs, characterized via optimal and minimal quantum state tomography, to have a fidelity of 97% and …

AC Power Standard Using a Programmable Josephson Voltage Standard

April 1, 2009

Author(s)

Bryan C. Waltrip, Bo Gong, Thomas L. Nelson, Yicheng Wang, Charles J. Burroughs, Alain Rufenacht, Samuel Benz, Paul Dresselhaus

… This paper describes the implementation of a new quantum-based system for the generation of 120 V rms, 5 A …

Spectrally Bright and Broad Fiber-Based Heralded Single-Photon Source

July 29, 2008

Author(s)

Elizabeth A. Goldschmidt, M D. Eisaman, Jingyun Fan, Sergey V. Polyakov, Alan L. Migdall

… heralded single photon source is suitable for a variety of quantum-information applications. …

Microwave Spectra of Molecules of Astrophysical Interest: XXV. Methylamine

September 5, 2007

Author(s)

Vadim V. Ilyushin, Francis J. Lovas

… to 500 GHz and includes the transitions with rotational quantum number J from 0 to 30. Along with calculated …

Polarization-dependent optical 2D Fourier transform spectroscopy of semiconductors

September 4, 2007

Author(s)

T Zhang, Irina Kuznetsova, T. Meier, X. Li, Richard Mirin, P. Thomas, Steven T. Cundiff

… and light-hole excitonic resonances in a gallium arsenide quantum well at low temperature. Varying the polarization of …

Vortices in Attractive Bose-Einstein Condensates in Two Dimensions

July 7, 2006

Author(s)

L D. Carr, Charles W. Clark

… The form and stability of quantum vortices in Bose-Einstein condensates with attractive …

Precise Determination of 6 Li Cold Collision Parameters by Radio-Frequency Spectroscopy on Weakly Bound Molecules

March 1, 2005

Author(s)

M Bartenstein, A Altmeyer, S Riedl, R Geursen, S Jochim, C Chin, J Hecker Denschlag, R Grimm, Andrea Simoni, Eite Tiesinga, Carl J. Williams, Paul S. Julienne

… states. By fitting the measurement to a multi-channel quantum scattering model, we determine the singlet and …

Properties of water and aqueous systems: Metrological applications

November 19, 2004

Author(s)

Daniel G. Friend, Allan H. Harvey

… refractive index of water, and utilization of ab initio quantum methods for calculation of thermodynamic properties …

NIST Recommended Rest Frequencies for Observed Interstellar Molecular Microwave Transitions -- 2002 Revision

February 1, 2004

Author(s)

Francis J. Lovas

… species identity, transition frequency, uncertainty, and quantum state labels. For convenience, representative line …

Applications of Reactive Molecular Dynamics to the Study of the Thermal Decomposition of Polymers and Nanoscale Structures.

January 1, 2004

Author(s)

Marc R. Nyden, Stanislav I. Stoliarov, P R. Westmoreland, Z X. Guo, C Jee

… The application of quantum mechanics and molecular simulation methods can yield …

Reactive Molecular Dynamics Model of Thermal Decomposition in Polymers

May 11, 2003

Author(s)

Stanislav I. Stoliarov, Marc R. Nyden, R E. Lyon

… The application of quantum chemical and molecular simulation methods can reveal …

Patterned Loading of a Bose-Einstein Condensate Into an Optical Lattice

May 1, 2003

Author(s)

S P. Peil, James V. Porto, B L. Tolra, J Obrecht, B E. King, M Subbotin, S L. Rolston, William D. Phillips

… useful properties for neutral-atom implementations of quantum computing. …

Magnetic Thin Film Interlaboratory Comparison

March 1, 2003

Author(s)

Fabio C. da Silva, David P. Pappas, C. M. Wang

… force magnetometers, and superconducting quantum-interference-device magnetometers. NiFe films on Si …

Measurement of the Coherence of a Bose-Einstein Condensate

October 1, 1999

Author(s)

Edward W. Hagley, Lu Deng, M M. Kozuma, M Trippenbach, Y B. Band, M Edwards, M R. Doery, Paul S. Julienne, Kristian Helmerson, S L. Rolston, William D. Phillips

… of the condensate displaced in a momentum space. The quantum mechanical amplitudes of each copy interfere, …

Cryogenic Current Comparator Measurements at 77 K Using Thallium-2223 Thick-film Shields

April 1, 1999

Author(s)

Randolph E. Elmquist

… coupling between the CCC and one type of superconducting quantum interference device (SQUID) senor. The sensitivity of …

Mechanical Hardness: Atomic-Level Calculations for Diamond-Like Materials

September 1, 1998

Author(s)

D G. Clerc

… The results demonstrate the successful coupling of quantum-mechanical concepts to the practical engineering …

High Dopant and Carrier Concentration Effects in Gallium Aluminum Arsenide: Band Structure, Effective Carrier Concentrations, and Mobilities

March 1, 1998

Author(s)

Herbert S. Bennett

… varies between0.0 and 0.3 in these calculations. Only one quantum mechanical theory is used to treat both sides of the …

Photo-Induced Resonant Tunneling Treated by the Extended Transfer Hamiltonian Method

January 1, 1992

Author(s)

S Apell, David R. Penn

… as an example of a single barrier and an irradiated quantum well as an example of a double barrier. The …

Ring-exchange interaction effects on magnons in the Dirac magnet CoTiO3

May 21, 2024

Author(s)

Yufei Li, Thuc Mai, Mohammed Karaki, Evan Jasper, Kevin Garrity, Chase Lyon, Daniel Shaw, Timmothy DeLazzer, Adam Biacchi, Rebecca Dally, Daniel Heligman, Jared Gdanski, Tehseen Adel, Maria Munoz, Alex Giovannone, Amit Pawbake, Clement Faugeras, Jeffrey Simpson, Kate Ross, Nandini Trivedi, Yuanming Lu, Angela R. Hight Walker, Rolando Valdes Aguilar

… of the effect of ring-exchange interactions in quantum magnets is only accepted in La2CuO4 [9, 10]. Here, we … the microscopic origins of the magnetic excitations in quantum magnets. …

JARVIS-Leaderboard: A Large Scale Benchmark of Materials Design Methods

May 7, 2024

Author(s)

Kamal Choudhary, Daniel Wines, Kevin Garrity, aldo romero, Jaron Krogel, Kayahan Saritas, Panchapakesan Ganesh, Paul Kent, Pascal Friederich, Vishu Gupta, Ankit Agrawal, Pratyush Tiwary, ichiro takeuchi, Robert Wexler, Arun Kumar Mannodi-Kanakkithodi, Avanish Mishra, Kangming Li, Adam Biacchi, Francesca Tavazza, Ben Blaiszik, Jason Hattrick-Simpers, Maureen E. Williams

… (AI), Electronic Structure (ES), Force-fields (FF), Quantum Computation (QC), and Experiments (EXP). For AI, we … For QC, we benchmark Hamiltonian simulations using various quantum algorithms and circuits. Finally, for experiments, we …

A superconducting nanowire single-photon camera with 400,000 pixels

October 25, 2023

Author(s)

Bakhrom Oripov, Dana Rampini, Jason Allmaras, Matt Shaw, Sae Woo Nam, Boris Korzh, Adam McCaughan

… dark matter, mapping the early universe and performing quantum computation and communication. Despite their … area of 4 × 2.5 mm with 5 × 5-μm resolution, reached unity quantum efficiency at wavelengths of 370 nm and 635 nm, …

Prospects for assembling ultracold radioactive molecules from laser-cooled atoms

February 21, 2022

Author(s)

Jacek Klos, Hui Li, Eite Tiesinga, Svetlana Kotochigova

… are set with diamagnetic atoms. Polar molecules with quantum-enhanced sensing capabilities, however, can offer … a competitive experimental platform based on molecular quantum systems, $^223}$Fr atoms and $^107}$Ag atoms have to …

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