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Journals

A Simplified Wind Flow Model for the Estimation of Aerodynamic Effects on Small Structures

July 30, 2012

Author(s)

DongHun Yeo, Arindam G. Chowdhury

The reliable measurement of pressures on low-rise buildings in the atmospheric boundary layer (ABL) flow remains a challenge, as has been shown by the large

Quantitative Methods to Characterize Cell Lines: Comparison of Cells from Marine and Terrestrial Mammals.

July 28, 2012

Author(s)

Tighe Spurlin, John T. Elliott, Michael W. Halter, Kiran Bhadriraju, Alessandro Tona, Anne L. Plant, Annalaura Mancia, Bobby L. Middlebrooks, Gregory W. Warr

Descriptive terms are often used to characterize cells in culture, but the use of nonquantitative and poorly defined terms can lead to ambiguities when

Multi-valued Versus Single-Valued Large-Amplitude Bending-Torsional-Rotational Coordinate Systems for Simultaneously Treating Trans-Bent and Cis-Bent Acetylene in its S1 State

July 28, 2012

Author(s)

Jon T. Hougen

There are now a large number of papers in the spectroscopic literature which make use of multiple-valued (frequently double-valued) coordinate systems and the

Feature-preserved 3D Canonical Form

July 28, 2012

Author(s)

Afzal A. Godil, Zhouhui Lian

Abstract Measuring the dissimilarity between non-rigid objects is a challenging problem in 3D shape retrieval. One potential solution is to construct the models

Firebrand Generation Data Obtained from a Full Scale Structure Burn

July 27, 2012

Author(s)

Sayaka S. Suzuki, Samuel Manzello, Matthew Lage, George Laing

A full scale, proof-of-concept experiment was conducted to investigate firebrand production from a burning structure. In this experiment, NIST researchers were

Multiple electrokinetic actuators for feedback control of colloidal crystal size

July 27, 2012

Author(s)

Jaime Juarez, Pramod Mathai, James Alexander Liddle, Michael Bevan

We report a feedback method for controlling the sizes of hexagonally close packed two-dimensional colloidal crystals in a microfluidic quadrupole electrode

Non-statistical population distributions for hydrogen beam in fusion plasmas

July 27, 2012

Author(s)

O. Marchuk, Yuri Ralchenko, D. R. Schultz

Most atomic models for a neutral hydrogen beam in fusion plasmas assume statistical (Boltzmann) distribution of populations for excited states with the same

Improving Quantum Clocks via Semidefinite Programming

July 26, 2012

Author(s)

Michael J. Mullan, Emanuel H. Knill

The accuracies of modern quantum logic clocks have surpassed those of standard atomic fountain clocks. These clocks also provide a greater degree of control, as

Solubility of Water in 1-Octanol from 2 °C to 96 °C

July 25, 2012

Author(s)

Brian E. Lang

The solubility of water in 1-octanol was measured from 2 °C to 96 °C by coulometric Karl Fischer titration. The mass fraction solubility at 25 ° was found to be

High-speed thermo-microscope for imaging thermal desorption phenomena

July 25, 2012

Author(s)

Matthew E. Staymates, John G. Gillen

In this work, we describe a new imaging system, called a thermo-microscope, that can be used to visualize atmospheric pressure thermal desorption phenomena at

Spectroscopic defect imaging in magnetic nanostructure arrays

July 25, 2012

Author(s)

Han-Jong H. Chia, Feng Guo, Lyubov Belova, Robert McMichael

We report a demonstration of spectroscopic defect imaging in an array of ferromagnetic structures using ferromagnetic resonance force microscopy (FMRFM). The

Stress Control in Electrodeposited CoFe Films - Experimental Study and Analytical Model

July 25, 2012

Author(s)

Stanko R. Brankovic, Burhanuddin Kagajwala, Jinnie George, Shruti Santangopalan, Gery R. Stafford, Paul Ruchhoeft

The work investigating the effect of saccharine as an additive on growth stress and structure of electrodeposited CoFe films is presented. The saccharine

What Continuous Monitoring Really Means

July 24, 2012

Author(s)

Ronald S. Ross

[Print Title: "Establishing a Secure Framework"] Recently, NIST completed a fundamental transformation of the traditional certification and accreditation

Arithmetic Progressions on Huff Curves

July 23, 2012

Author(s)

Dustin Moody

We look at arithmetic progressions on elliptic curves known as Huff curves. By an arithmetic progression on an elliptic curve, we mean that either the x or y

Small-Angle Neutron Scattering Study of Protein Crowding in Liquid and Solid Phases: Lysozyme in Aqueous Solution, Frozen Solution, and Carbohydrate Powders

July 23, 2012

Author(s)

Joseph E. Curtis, Hirsh Nanda, Sheila Khodadadi, Marcus T. Cicerone, Hyo Jin Lee, Arnold McAuley, Susan Krueger

The structure, interactions and inter-protein configurations of the protein lysozyme were studied in a variety of phases that are biotechnologically relevant

Magnetic Particle Imagining with a Cantilever Detector

July 23, 2012

Author(s)

Jacob W. Alldredge, John M. Moreland

We present a novel imaging method for the measuring the position and magnetic moment of single micrometer scale particles. Our technique is based on magnetic

Origin of Electrical Signals for Plasma Etching Endpoint Detection: Comparison of Endpoint Signals and Electron Density

July 23, 2012

Author(s)

Mark A. Sobolewski, David L. Lahr

Electrical signals are used for endpoint detection in plasma etching, but the origin of the electrical changes observed at endpoint is not well understood. As

An algorithm for finding clusters with a known distribution and its application to photon-number resolution using a superconducting transition-edge sensor

July 20, 2012

Author(s)

Zachary H. Levine, Thomas Gerrits, Alan L. Migdall, Daniel V. Samarov, Brice R. Calkins, Adriana E. Lita, Sae Woo Nam

Improving photon-number resolution of single-photon sensitive detectors is important for many applications, as is extending the range of such detectors. Here we

Enabling the Study of Structure Vulnerabilities to Ignition from Wind Driven Firebrand Showers: A Summary of Experimental Results

July 18, 2012

Author(s)

Samuel L. Manzello, Sayaka S. Suzuki, Yoshihiko Hayashi

Until recently, attempting to experimentally quantify the vulnerabilities of structures to ignition from firebrand showers has remained elusive. The coupling of

Absorption and Reflection of Infrared Radiation by Polymers in Fire-Like Environments

July 17, 2012

Author(s)

Gregory T. Linteris, Mauro Zammarano, Boris Wilthan, Leonard M. Hanssen

In large-scale fires, the input of energy to burning materials occurs predominantly by radiative transfer. The in-depth absorption of radiant energy by a

Chemical and Thermophysical Characterization of 1,3,5-triisopropylcyclohexane

July 17, 2012

Author(s)

Thomas J. Bruno, Tara J. Fortin, Tara M. Lovestead, Jason A. Widegren

The complex nature of finished fuels makes definitive studies on composition and combustion properties very difficult and uncertain. This has led to the

A Microelectromechanically Controlled Cavity Optomechanical Sensing System

July 17, 2012

Author(s)

Houxun H. Miao, Kartik A. Srinivasan, Vladimir A. Aksyuk

Microelectromechanical systems (MEMS) have been applied to many measurement problems in physics, chemistry, biology and medicine. In parallel, cavity

Microporous Metal-Organic Framework with Potential for Carbon Dioxide Capture at Ambient Conditions

July 17, 2012

Author(s)

Shengchang Xiang, Yabing He, Zhangjing Zhang, Hui Wu, Wei Zhou, Rajamani Krishna, Banglin Chen

Carbon dioxide capture and sequestration (CCS) is a very important industrial and environmental process to make use of the carbon dioxide as raw chemical for

Switching Distributions for Perpendicular Spin-Torque Devices Within the Macrospin Approximation

July 17, 2012

Author(s)

William H. Butler, William Rippard, Stephen E. Russek, Ranko R. Heindl

We model "soft" error rates for writing (WSER) and for reading (RSER) for spin-torque memory devices that have a free layer with easy axis perpendicular to the

What's Special About Cloud Security?

July 16, 2012

Author(s)

Peter M. Mell

While cloud security concerns have consistently ranked as one of the top challenges to cloud adoption, it is not clear what security issues are special with

Optimal Laser Scan Path for Localizing a Fluorescent Particle in Two or Three Dimensions

July 16, 2012

Author(s)

Gregg M. Gallatin, Andrew J. Berglund

Localizing a fluorescent particle by scanning a focused laser in its vicinity and analyzing the detected photon stream provides real-time information for a

Low-noise chip-based frequency conversion by four-wave-mixing Bragg scattering in SiNx waveguides

July 15, 2012

Author(s)

Imad I. Agha, Marcelo I. Davanco, Bryce Thurston, Kartik A. Srinivasan

The Decomposition of 2-Pentyl and 3-Pentyl Radicals

July 15, 2012

Author(s)

Jeffrey A. Manion, Iftikhar A. Awan

The isomerization and decomposition reactions of 2-pentyl and 3-pentyl radicals have been studied in a single-pulse shock tube over a temperature range of 973 K

Caveats Regarding the Solvent/Non-solvent and SELS Approaches in Size-Exclusion Chromatography and Related Methods

July 14, 2012

Author(s)

Andre M. Striegel, Kelsey McNeel, Dustin Richard

A rarely documented, yet industrially popular, approach to the size-exclusion chromatography (SEC) and related analysis of polymers that do not dissolve in

A Simple and Efficient Approach to Synthesize Amidoborane Ammoniates: Case Study for Mg(NH₂BH₃)₂(NH₃)₃ with Unusual Coordination Structure

July 14, 2012

Author(s)

Xiangdong Kang, Hui Wu, Junhong Luo, Wei Zhou, Ping Wang

Metal amidoborane ammoniates are a new type of promising hydrogen storage materials consisting of metal cation, [NH 2BH 3] anionic unit and NH 3 ligand. Herein

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