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Journals

Glass-Forming Liquids and Polymers: With a Little Help from Computational Statistical Physics

January 1, 2002

Author(s)

S C. Glotzer, Y Gebremichael, N Lacevic, T B. Schroder, Francis W. Starr

We describe the application of statistical mechanical framework, originally developed to describe critical phenonema, to the problem of dynamic criticality...

A Broad Perspective on the Dynamics of Highly Confined Polymer Films

January 1, 2002

Author(s)

Christopher L. Soles, Jack F. Douglas, Wen-Li Wu, H Peng, D W. Gidley

The manner in which the dynamics of a polymer are affected by thin film confinement is of technological significance, impacting thin film applications such as...

Correlation Between Phase Separation and Crystallization in Poly(ethylene-co-hexene) and Poly(ethylene-co-octene)

January 1, 2002

Author(s)

G Matsuba, K Shimizu, Haonan Wang, Z G. Wang, Charles C. Han

Combinatorial Methods for Polymer Materials Science: Phase Behavior of Nanocomposite Blend Films

January 1, 2002

Author(s)

Alamgir Karim, K Yurekli, C Meredith, Eric J. Amis, R Krishnamoorti

Incoherent Neutron Scattering and the Dynamics of Confined Polycarbonate Films

January 1, 2002

Author(s)

Christopher L. Soles, Jack F. Douglas, Wen-Li Wu, Robert M. Dimeo

Incoherent elastic neutron scattering measurements are performed on thin (1015 to 75 ) polycarbonate films supported on Si wafers. The mean-square atomic...

Molecular Dynamics Simulation of a Polymer Melt With a Nanoscopic Particle

January 1, 2002

Author(s)

Francis W. Starr, T B. Schroder, S C. Glotzer

We perform molecular dynamics simulations of a bead-spring polymer melt surrounding a nanoscopic particle. We explore the effect of the polymer/nano-particle...

Moldable Composite Bone Grafts Consisting of Calcium Phosphate Cement and Biodegradable Polymer Microspheres: Mechanical Properties and Controlled Release of Bioactive Molecules

January 1, 2002

Author(s)

C A. Khatri, J F. Hsii, Francis W. Wang

We have developed new moldable, resorbable, composite bone grafts made of calcium phosphate cement (CPC) and poly(d,l-lactide-co-glycolide) [PLGA] microspheres...

Simultaneous Phase Control of Li₂ Wave Packets in Two Electronic States

January 1, 2002

Author(s)

H U. Stauffer, J B. Ballard, Z Amitay, S R. Leone

State-selective phase control of rotational Li 2 wave packets prepared simultaneously in the E( 1ς u +) and E( 1ς g +) electronic state by resonant impulsive...

Fourier Transform Microwave Spectrum and Ab Initio Study of Dimethyl Methylphosphonate

January 1, 2002

Author(s)

R D. Suenram, Francis J. Lovas, David F. Plusquellic, A Lesarri, Y Kawashima, J O. Jensen, A C. Samuels

The rotational spectrum of dimethyl methylphophonate (DMMP) has been studied using a pulsed molecular beam Fourier transform microwave spectrometer. The...

Metrological Implications of Recent Interferometric Wavelength Measurements for Singly Ionized Silicon in the Vacuum Ultraviolet (152 nm and 180 nm)

January 1, 2002

Author(s)

Joseph Reader

Recent measurements of the wavelengths of two resonance transitions in singly-ionized silicon, Si II, by Griesmann and Kling, Astrophys. J., 2000, 536, L113...

Conference Report of NIST Workshop on Metrology and Modeling of Color and Appearance

January 1, 2002

Author(s)

Maria E. Nadal, M E. McKnight

NIST hosted a two-day multi-disciplinary workshop on measurement and modeling of color and appearance of materials. The workshop provided attendees an...

Radiometric Calibration of the Scripps Earth Polychromatic Imaging Camera

January 1, 2002

Author(s)

E A. Early, B C. Bush, Steven W. Brown, David W. Allen, Bettye C. Johnson

As part of the Triana mission, the Scripps Earth Polychromatic Imaging Camera (Scripps-EPIC) will view the full sunlit side of Earth from the Lagrange-1 point...

Mass Absorption Coefficient of Tungsten, 1606-2100 eV

January 1, 2002

Author(s)

Zachary H. Levine, S Grantham, I McNulty

The transmission of soft x-rays with photon energies from 1606 eV to 2106 eV was measured for tungsten using thin film samples and a synchrotron source. This...

Two-Species Magneto-Optical Trap With ⁴⁰K and ⁸⁷Rb

January 1, 2002

Author(s)

J Goldwin, S Papp, B. L. DeMarco, D S. Jin

We trap and cool a gas composed of 40K and 87 Rb, using a two-species magneto-optical trap (MOT). This trap represents the first step towards cooling the Bose...

Improving the Quality of Electron Backscatter Diffraction (EBSD) Patterns From Nanoparticles

January 1, 2002

Author(s)

John A. Small, J R. Michael, David S. Bright

In this study, we investigated the relative contributions of automic number (Z) and density (p) to the degradation of the electron backscatter diffraction (EBSD...

Separation of Large Circular DNA by Electrophoresis in Agarose Gels

January 1, 2002

Author(s)

Kenneth D. Cole, C M. Tellez

The electrophoresis of circular DNA, ranging in size from 4.4 kilobase pairs (kbp) to 220 kbp, was studied in agarose gels. Bacterial artificial chromosome (BAC...

The Use of Microhotplate Arrays as Microdeposition Substrates for Materials Exploration

January 1, 2002

Author(s)

C J. Taylor, Stephen Semancik

An approach for high-throughput rapid screening of chemical vapor deposition (CVD) materials using micromachined silicon microheater arrays is described. To...

The Challenges of Nanometrology

January 1, 2002

Author(s)

Michael T. Postek

The promise and challenge of nanotechnology is immense. The National Nanotechnology Initiative provides an opportunity to develop a new technological base for U...

Toward Traceability for At Line AFM Dimensional Metrology

January 1, 2002

Author(s)

Ronald G. Dixson, Angela Guerry, Marylyn H. Bennett, Theodore V. Vorburger, Michael T. Postek

The in-line and at-line measurement tools for critical dimension (CD) metrology in semiconductor manufacturing are technologically advanced instruments that...

Large-Scale Metrology - An Update

January 1, 2002

Author(s)

William T. Estler, K L. Edmundson, G Peggs, D H. Parker

Developments in large-scale engineering metrology since the 1978 report of Puttock are reviewed. Advances in optical technology and fast, low-cost computation...

Review: SQUID Multiplexers for Transition-Edge Sensors

January 1, 2002

Author(s)

Kent D. Irwin

We review the SQUID multiplexer schemes that are being developed to instrument large-format arrays of superconducting transition-edge sensors. We discuss the...

Development of the Web-Based NIST X-Ray Photoelectron Spectroscopy (XPS) Database

January 1, 2002

Author(s)

Angela Y. Lee, D M. Blakeslee, Cedric J. Powell, J R. Rumble

The first web-based version of the NIST X-ray Photoelectron Spectroscopy Database (XPSDB) is described. The current database, built from a relational database...

NCWM Publication 15, Interim Meeting Agenda - January 2002

January 1, 2002

Author(s)

H V. Oppermann, T L. Grimes

This is the agenda for the four Standing Committees of the National Conference on Weights and Measures. The meeting will be held in Bethesda, MD, January 27-30...

Understanding Consistency Maintenance in Service Discovery Architectures in Response to Message Loss

January 1, 2002

Author(s)

Christopher E. Dabrowski, Kevin L. Mills, J R. Elder

Current trends suggest future software systems will comprise collections of components that combine and recombine dynamically in reaction to changing conditions...

A High Speed Quantum Communication Testbed

January 1, 2002

Author(s)

Carl J. Williams, X Tang, M Hiekkero, J Rouzaud, R Lu, A Goedecke, Alan L. Migdall, A Mink, A Nakassis, Leticia S. Pibida, J Wen, Edward W. Hagley, Charles W. Clark

Synchrotron ultraviolet radiation facility SURF III

January 1, 2002

Author(s)

Uwe Arp, Charles W. Clark, Alex P. Farrell, E Fein, Mitchell L. Furst, Edward W. Hagley

Studies of intensity noise at SURF III

January 1, 2002

Author(s)

Uwe Arp, Thomas B. Lucatorto, K Harkay, Kyoungsik Kim

Architecture for a Large-Scale Ion-Trap Quantum Computer

January 1, 2002

Author(s)

D Kielpinski, C R. Monroe, David J. Wineland

Among the numerous types of architecture being explored for quantum computers are systems utilizing ion traps, in which quantum bits (qubits) are formed from...

An Alternate View of Close-Coupled Gas Atomization of Liquid Metals

January 1, 2002

Author(s)

Steven P. Mates, Frank S. Biancaniello, Stephen D. Ridder

The production of metal powders by close-coupled inert gas atomization is a complex process that has yet to be understood to the degree necessary that nozzle...

Thermal Degradation and Flammability Properties of Polypropylene-Carbon Nanotube Composites

January 1, 2002

Author(s)

Takashi Kashiwagi, E Grulke, J Hilding, Richard H. Harris Jr., W H. Awad, J. F. Douglas

Nanocomposites based on polypropylene and carbon nanotubes (up to 2 vol.-%) were melt blended, yielding a good dispersion of nanotubes without using any organic...

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