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Journals

Dispersion of the Temperature Dependence of the Retardance in SiO₂ and MgF₂

November 1, 2000

Author(s)

Shelley M. Etzel, Allen Rose, E. Wang

We have directly measured the retardance versus temperature for single-crystal quartz (SiO 2) and magnesium fluoride (MgF 2) at wavelengths of 633, 788, 1318...

The IUSR Project and the Common Industry Reporting Format

October 30, 2000

Author(s)

Emile L. Morse

For 3 years, the National Institute of Standards and Technology (NIST) has been leading the Industry USability Reporting (IUSR) project. The purpose of the...

RNA Polymerase-cNMP-Ligated cAMP Receptor Protein (CRP) Mutant Interactions in the Enhancement of Transcription by CRP Mutants

October 27, 2000

Author(s)

S. Wang, Y. Shi, I Gorshkova, Frederick P. Schwarz

The enhancement of the transcription of three synthetic promoters by cNMP-ligated cAMP receptor protein (CRP)/mutant complexes was determined from the...

Quantum Rotation of Hydrogen in Single-Wall Carbon Nanotubes

October 20, 2000

Author(s)

Craig Brown, Taner N. Yildirim, Dan Neumann, M. J. Heben, T. Gennett, A. C. Dillon, J. L. Alleman, John E. Fischer

Stressing-Out DNA? The Contribution of Serine-Phosphodiester Interactions in Catalysis by Uracil DNA Glycosylase

October 17, 2000

Author(s)

R M. Werner, Y. L. Jiang, R. G. Gordley, J. Jagadeesh, Jane E. Ladner, G Xiao, M Tordova, G L. Gilliland, J T. Stivers

The DNA repair enzyme uracil DNA glycosylase (UDG) pinches the phosphodiester backbone of damaged DNA using the hydroxyl side chains of a conserved trio of...

Plastic Microfluidic Devices Modified With Polyelectrolyte Multilayers

October 15, 2000

Author(s)

S L. Barker, Michael J. Tarlov, H E. Canavan, J J. Hickman, Laurie E. Locascio

Control of the polymer surface chemistry is a crucial aspect of development of plastic microfluidic devices. When commercially available plastic substrates are...

Prokaryotic Expression, Purification, and Reconstitution of Biological Activities (Antiprotease, Antitumor and Heparin-Binding) for Tissue Factor Pathway Inhibitor- 2

October 5, 2000

Author(s)

C N. Rao, Prasad T. Reddy, D J. Reeder, Yonglin Liu, S M. Stack, W Kisiel, D T. Woodley

We report the expression of tissue factor pathway inhibitor-2 (TFPI-2) (also known as PP-5, placental protein-5; MSPI, matrix-associated serine protease...

Driven DNA Transport Into an Asymmetric Nanometer-Scale Pore

October 2, 2000

Author(s)

S. E. Henrickson, Martin Misakian, B Robertson, John J. Kasianowicz

To understand the mechanism by which individual DNA molecules partition into a nanometer-scale pore, we studied the concentration and voltage dependence of...

Future of Fire Investigation

October 1, 2000

Author(s)

Daniel M. Madrzykowski

As the legal climate for arson and fire investigations becomes more demanding, their need for a rigorous scientific foundation is growing. Fortunately, federal...

SURF III - An Improved Storage Ring for Radiometry

October 1, 2000

Author(s)

Uwe Arp, R Friedman, Mitchell L. Furst, Susan L. Makar, Ping-Shine Shaw

The National Institute of Standards and Technology (NIST) operates the newly upgraded Synchrotron Ultraviolet Radiation Facility (SURF III) mainly as a light...

Configurational Temperature for Systems with Constraints

October 1, 2000

Author(s)

L L. Lue, D J. Evans

The reaction of BF₃ with H₂O: Infrared spectrum of BF₂OH trapped in solid neon

October 1, 2000

Author(s)

Marilyn E. Jacox, Karl K. Irikura, W E. Thompson

Thermodynamics of Reactions Catalyzed by Branched-Chain-Amino-Acid Transaminase

October 1, 2000

Author(s)

Yadu D. Tewari, Robert N. Goldberg, J D. Rozzell

Apparent equilibrium constants and calorimetric enthalpies of reaction have been measured for reactions catalyzed by branched-chain-amino-acid transaminase. The...

NIST Data Resources for X-Ray Photoelectron Spectroscopy

October 1, 2000

Author(s)

Cedric J. Powell

A short description is given of data resources that are available from the National Institute of Standards and Technology (NIST) for X-Ray Photoelectron...

Low-Level (Submicromole) Environmental ¹⁴C Metrology

October 1, 2000

Author(s)

Lloyd A. Currie, J D. Kessler, J V. Marolf, A. P. McNichol, D R. Stuart, J C. Donoghue, D. J. Donahue, William Burr, D Biddulph

Accelerator Mass Spectrometry (AMS) measurements of environmental 14C have been employed during the past decade at the several micromole level (10's of ug...

Authentication and Dating of Biomass Components of Industrial Materials; Links to Sustainable Technology

October 1, 2000

Author(s)

Lloyd A. Currie, D Klinedinst, R Burch, N Feltham, R Dorsch

There are twin pressures mounting in U.S. industry for increased utilization of biomass feedstocks and biotechnology in production. The more demanding pressure...

What's the Buzz? Use BEES to Design Greener, Lower-Cost Buildings

October 1, 2000

Author(s)

Barbara C. Lippiatt

The BEES (Building for Environmental and Economic Sustainability) version 2.0 software implements a rational, systematic technique for selecting environmentally...

Scanning Near-Field Infared Microscopy and Spectroscopy with a Broadband Laser Source

October 1, 2000

Author(s)

Chris A. Michaels, Lee J. Richter, Richard R. Cavanagh, Stephan J. Stranick

Near-field scanning optical microscopy (NSOM) is a powerful tool for the characterization of the optical properties of nanoscale objects, although pervasive...

Scanning Near-Field Infrared Microscopy and Spectroscopy With a Broadband Laser Source

October 1, 2000

Author(s)

Chris A. Michaels, Stephan J. Stranick, Lee J. Richter, Richard R. Cavanagh

A scanning near-field microscopy that allows the fast acquisition of mid-infrared absorption spectra is described. The microscope couples the nanoscale spatial...

Radiocarbon Blank Correction: Methodologies and Limitations in a Major Urban Study of Carbonaceous Aerosols

October 1, 2000

Author(s)

D Klinedinst, Lloyd A. Currie

The Northern Front Range Air Quality (NFRAQS) was the latest and most ambitious of a series of efforts to apportion sources of carbonaceous aerosol(soot) in the...

Diametral Tensile Strength and Compressive Strength of a Calcium Phosphate Cement: Effect of Applied Pressure

October 1, 2000

Author(s)

Laurence C. Chow, S Hirayama, S. Takagi, Edward E. Parry

The diametral tensile strength (DTS) and compressive strength (CS) of a calcium phosphate cement comprised of tetracalcium phosphate and dicalcium phosphate...

Workshop on Smart Spaces

October 1, 2000

Author(s)

Kevin L. Mills, Jean C. Scholtz, K Sollins

In July of 1999, three agencies in the US government (the Defense Advanced Research Projects Agency, the National Science Foundation, and the National Institute...

The FERET Evaluation Methodology for Face-Recognition Algorithms

October 1, 2000

Author(s)

P J. Phillips, H Moon, S A. Rizvi, P J. Rauss

Two of the most critical requirements in support of producing reliable face-recognition systems are a large database of facial images and a testing procedure to...

A Denial-of-Service Resistant Intrusion Detection Architecture

October 1, 2000

Author(s)

Peter M. Mell, D G. Marks, Mark McLarnon

As the capabilities of intrusion detection systems (IDS) advance, attackers may attempt to disable an organization's IDS before attempting to penetrate more...

NIST Reference Material (RM) 8456, Ultra High Molecular Weight Polyethylene (UHMWPE)

October 1, 2000

Author(s)

John A. Tesk, J W. Thomas

Reference Material (RM) 8456, Ultra High Molecular Weight Polyethylene (UHMWPE) is now available from The National Institute of Standards and Technology. RM...

Experimental and Thermodynamic Assessment of Sn-Ag-Cu Solder Alloys

October 1, 2000

Author(s)

Kil-Won Moon, William J. Boettinger, Ursula R. Kattner, Frank S. Biancaniello, C A. Handwerker

Sn-rich alloys in the Sn-Ag-Cu system are being studied for their potential as Pb-free solders. Thus, the location of the ternary eutectic involving L, (Sn), Ag...

Phase Equilibria of Ag with (Bi,Pb)-Sr-Ca-Cu-O (BSCCO) Oxides and With Superconducting Pb2223 Under Various Oxygen Pressures

October 1, 2000

Author(s)

Lawrence P. Cook, Winnie K. Wong-Ng

The partial phase diagrams of Ag with the constituent oxides of the Pb-BSCCO system (Pb,Bi:Sr:Ca:Cu:O) have been investigated, with emphasis on initial melting...

Reinforcement of a Self-Setting Calcium Phosphate Cement with Different Fibers

October 1, 2000

Author(s)

Hockin D. Xu, F Eichmiller, Anthony A. Giuseppetti

A water-based calcium phosphate cement (CPC) has been used in a number of medical and dental procedures due to its excellent osteoconductivity and bone...

NIST - SFB Workshop Identifies Needs for Reference Data and Reference Materials

October 1, 2000

Author(s)

John A. Tesk

The needs for reference data on properties of biomaterials were identified at a workshop held at the National Institute of Standards and Technology (NIST) on...

Chain Dimensions in Polysilicate-Filled Poly(Dimethyl Siloxane)

October 1, 2000

Author(s)

A Nakatani, W Chen, R G. Schmidt, G V. Gordon, Charles C. Han

We present experimental results on the single chain dimensions of isotopic blends (both mismatched and matched molecular masses) of poly(dimethyl siloxane)...

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