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Report of the 102nd National Conference on Weights and Measures (2017)

July 11, 2018

Author(s)

Tina G. Butcher, Linda D. Crown, Richard A. Harshman, David A. Sefcik, Lisa Warfield

… Conference on Weights and Measures (NCWM) was held July 16-20, 2017, at the Omni William Penn Hotel, Pittsburgh, …

Short-wave infrared compressive imaging of single photons

June 6, 2018

Author(s)

Thomas Gerrits, Daniel Lum, Varun B. Verma, John Howell, Richard P. Mirin, Sae Woo Nam

… ratio around 0.6, show SWIR video acquisition at 20 frames per second and 64x64 pixel video resolution, and …

Summary of the Discussions Following each Session of the 6th Service Life Prediction of Polymer Materials: Over the Horizon meeting held in Santa Fe, NM, March 2-24-2016.

November 8, 2017

Author(s)

Christopher C. White

During March 20th to 24th, 2016, over 50 engineers and scientists from across the globe attended the sixth annual Service Life Prediction of Polymer Materials Conference at the Hilton Santa Fe in Santa Fe, New Mexico. Many of their presentations have

The Use of Antioxidants to Improve Vapor Pressure Measurements on Compounds with Oxidative Instability: Methyl Oleate with tert-Butylhydroquinone

December 19, 2016

Author(s)

Jason A. Widegren, Casey E. Beall, Audrey E. Tolbert, Tara M. Lovestead, Thomas J. Bruno

The vapor pressure (psat) of methyl oleate was measured with and without the addition of 0.2 mass % of the antioxidant stabilizer tert-butylhydroquinone (TBHQ). The measurements were made by the gas saturation method in the temperature range (303.15 to 343

Quantum Nondemolition Measurement of a Nonclassical State of a Massive Object

December 7, 2015

Author(s)

Florent Q. Lecocq, Jeremy B. Clark, Raymond W. Simmonds, Jose A. Aumentado, John D. Teufel

… mechanical oscillator, resolving quadrature fluctuations 20% below the quantum noise. …

EUV spectra of Rb-like to Ni-like dysprosium ions in an electron beam ion trap

August 12, 2014

Author(s)

Deirdre Kilbane, G. O'Sullivan, Yuri A. Podpaly, John D. Gillaspy, Joseph Reader, Yuri Ralchenko

Extreme ultraviolet radiation emitted from highly-charged dysprosium ions was measured at the National Institute of Standards and Technology. The ions were created, trapped, and excited in an electron beam ion trap (EBIT), and the spectra were recorded

Fragile Antiferromagnetism in the Heavy-Fermion Compound YbBiPt

May 8, 2014

Author(s)

B. G. Ueland, A. Kreyssig, K. Prokes, Jeffrey W. Lynn, Leland Harriger, D.K. Pratt, D.K. Singh, T.W. Heitmann, S. Sauerbrei, S.M. Saunders, E. D. Mun, S. L. Bud'Ko, R.J. McQueeney, P. C. Canfield, A. I. Goldman

… component that persists up to Τ approximately equal} 0.7 K and corresponds to antiferromagnetic correlations extending over ξ b approximately equal} 20 A. Our results illustrate the fragile magnetic order …

Effects of shape distortions and imperfections on mode frequencies and collective linewidths in nanomagnets

March 28, 2011

Author(s)

Hans T. Nembach, Justin M. Shaw, Thomas J. Silva, Ward L. Johnson, Sudook A. Kim, Robert D. McMichael, Pavel Kabos

We used Brillouin light scattering to show that shape distortions in Ni80Fe20 nanoelements can have a dramatic effect on the measured linewidth of certain modes. By intentionally introducing an amount of egg-like shape distortion to an ideal elliptical

Strained Zinc Oxide Nanowires on Sapphire: Transition From Horizontal to Standing Growth

June 25, 2009

Author(s)

Babak Nikoobakht, Susie Eustis

… deformation as a nanowire grows with a significant rate of 20 nm/S. A critical nanowire thickness is defined beyond …

Reflective attenuator for high energy laser measurements

June 20, 2008

Author(s)

John H. Lehman, David J. Livigni, Xiaoyu X. Li, Christopher L. Cromer, Marla L. Dowell

… A high-energy laser attenuator in the range of 250 mJ (20 nsec pulse width, 10 Hz repetition rate, 1064 nm …

Thermal Network Component Models for 10 kV SiC Power Module Packages

June 13, 2008

Author(s)

Jose M. Ortiz, Madelaine H. Hernandez, Tam H. Duong, Scott G. Leslie, Allen R. Hefner Jr.

… a 2.75 MVA Solid State Power Substation that uses 10 kV, 20 kHz switching-capable devices. Thermal network component …

High-Q GaN nanowire resonators and oscillators

November 16, 2007

Author(s)

Shawn M. Tanner, Jason M. Gray, Charles T. Rogers, Kristine A. Bertness, Norman Sanford

… beam epitaxy. Nanowires with 30-500 nm diameters and 5-20 υm lengths having resonance frequencies from 400 kHz to …

NIST Sampling System for Accurate AC Waveform Parameter Measurements

April 1, 2007

Author(s)

David I. Bergman

… thermal transfer standard to within 17 uV/V from 20 Hz to 100 kHz for measurements made at both 1 V and 0.1 V. …

Low Magnetic Moment PIN Diodes for High Field MRI Surface Coils

November 8, 2006

Author(s)

Pavel Voskoboynik, Ronald D. Joos, W E. Doherty, Ronald B. Goldfarb

… to fields of 1 T and a negative susceptibility from 1 to 7 T. Their magnetic moments are one to two orders of … smaller than those of standard diodes; moments as small as 20 nJ/T at 7 T were achieved. …

Microcantilever Torque Magnetometry Study of Patterned Magnetic Films

October 1, 2006

Author(s)

L. Yuan, Lan Gao, R. Sabirianov, Sy-hwang Liou, Michelle Chabot, Dong-Hoon Min, John M. Moreland, Bao Shan Han

… of a single pair of micrometer-sized Ni80Fe20 bars (7 υm × 3.5 υm × 30 nm) separated by 50 nm using a MTM. The …

Structure, ferromagnetic resonance and permeability of nanogranular fe-Co-B-Ni films

May 16, 2006

Author(s)

Pasquale Massimo, Celegato Federica, Coisson Marco, Magni Alessandro, Perero Sergio, Pavel Kabos, Teppati Valeria, Han Suk Hee, Kim Jongryoul, Lim Sang Ho

… microwave magnetic properties of soft nanogranular (Fe0.7)Co0.3)71B22Ni films with a 2T saturation magnetization are … films. Topographic and magnetic structures down to 20-40 nm were observed by atomic/magnetic force microscopy. …

Improved Thermal Detector Coatings for Laser Radiometry at NIST

February 27, 2006

Author(s)

John H. Lehman

… (> 99 %) over a broad range of wavelengths (0.2 'm to 20 'm). We present investigations of the optical absorption …

The Boundary of X-Ray and Electron Tomography

January 3, 2005

Author(s)

Zachary H. Levine

… resolution, but the resolution has been reduced by over 7 orders of magnitude by the use of synchrotron sources and … Fresnel zone plates, leading to an achieved resolution of 20 nm in favorable cases. Further progress may require phase …

A Simple Approach to One-Laser, Broadband CARS Microscopy

December 1, 2004

Author(s)

Marcus T. Cicerone, T W. Kee

… spectra over a bandwidth of 2500 cm 1, and resolution of 20 cm^- 1. …

Materials dependence of the spin-momentum transfer efficiency and critical current in ferromagnetic metal/Cu multilayers

July 14, 2003

Author(s)

Matthew Pufall, William Rippard, Thomas J. Silva

… in FM/Cu multilayers, with FM = Co, Co 90 Fe 10 , Ni 80 Fe 20 , Ni 40 Fe 10 Cu 50 , and Fe. All of the measured …

Effects of interlayer electrode thickness in Nb/(MoSi 2 /Nb) N stacked Josephson junctions

April 14, 2003

Author(s)

Yonuk Chong, Paul Dresselhaus, Samuel Benz, John E. Bonevich

… electrode. Middle electrode thicknesses down to 20 nm have shown minimal suppression of the superconducting …

Characterizing Positive Pressure Ventilation Using Computational Fluid Dynamics

February 1, 2003

Author(s)

Stephen Kerber, William D. Walton

… that were within 10 percent for the open atmosphere and 20 percent for the simple room geometry. FDS's visualization …

Procedures for Handling Security Patches

August 1, 2002

Author(s)

Peter M. Mell, Miles C. Tracy

[Superseded by SP 800-40 Version 2.0 (November 2005): http://www.nist.gov/manuscript-publication-search.cfm?pub_id=150402] Timely patching is critical to maintain the operational availability, confidentiality, and integrity of IT systems. However, failure

Integrating Spheres for Mid- and Near-Infrared Reflection Spectroscopy

January 1, 2002

Author(s)

Leonard M. Hanssen, K A. Snail

… spectral regions of 0.8 m to 2.5 mm, and 2.5 mm to 20 mm, respectively. Topics that are discussed include how …

Modeling Coplanar Waveguide Structrues Constructed of Ferromagnetic Metal

May 1, 2001

Author(s)

Nicholas Cramer, Dave K. Walker

… the phase of the transmitted wave can be tuned by about 20 degrees/cm by adjusting an applied magnetic field. We …

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