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Displaying 1051 - 1075 of 1927

Raman Microspectroscopy of some High Explosives heated to High Temperatures

August 1, 2003

Author(s)

E S. Etz, S V. Roberson, John G. Gillen

Paper reports on the micro-Raman spectra of several high explosives heated to high temperatures, up to melting point. These spectroscopic results are correlated with the degradation and decomposition of these energetic materials.

Renewable Standard Reference Materials for the Detection of TP53 Mutations

August 1, 2003

Author(s)

C D. O'Connell, L A. Tully, J M. Devaney, M Marino, J P. Jakupciak, Donald H. Atha

Temperature-Dependent Materials Research with Micromachined Array Platforms

August 1, 2003

Author(s)

Stephen Semancik

This chapter describes the efficiency of studying temperature-dependent materials processing/property/performance relationships with MEMS-based microarrays. Varied types of microsamples (~ 100 m x 100 m in lateral dimension, and of thicknesses between ~ 10

Two New Standard Reference Materials for the Determination of Drugs of Abuse in Human Hair

August 1, 2003

Author(s)

Michael J. Welch, Lorna T. Sniegoski, Susan S. Tai

Degradation of PCBs in a Marine Sediment Treated with Ionizing and UV Radiation

July 25, 2003

Author(s)

Dianne L. Poster, M Chaychian, Pedatsur Neta, Robert E. Huie, Joseph Silverman, M I. Al-Sheikhly

Direct Determination of Mercury at Picomole/L Levels in Bottled Water by Isotope Dilution Cold-Vapor Generation Inductively Coupled Plasma Mass spectrometry

July 24, 2003

Author(s)

Jacqueline L. Mann, Stephen E. Long, William R. Kelly

Comparison of Isotope Dilution Mass Spectrometry Methods for the Determination of Total Homocysteine in Plasma and Serum

July 17, 2003

Author(s)

Mary B. Satterfield, Lorna T. Sniegoski, Michael J. Welch, Bryant C. Nelson, Christine M. Pfeiffer

Radiochemical Neutron Activation Analysis for Certification of Ion-Implanted Phosphorus in Silicon

July 11, 2003

Author(s)

Rick L. Paul, David S. Simons, William F. Guthrie, John Lu

Determination of Mercury in SRM Crude Oils and Refined Products by Isotope Dilution Cold Vapor ICP-MS using Closed-System Combustion

July 1, 2003

Author(s)

William R. Kelly, Stephen E. Long, Jacqueline L. Mann

Distribution of Chlorine in Quartz Determined by Neutron Beam Focusing Prompt Gamma Activation Analysis and Micro X-ray Fluorescence

July 1, 2003

Author(s)

Huaiyu H. Chen-Mayer, W J. Heward, Rick L. Paul, F J. Klug, Y Gao

Primary Methods for the Measurement of Electrolytic Conductivity

July 1, 2003

Author(s)

R H. Shreiner, F Brinkmann, N E. Dam, E Deak, F Durbiano, E Ferrara, J Fuko, H D. Jensen, M Mariassy, P Spitzer, U Sudmeier, M Surdu, L Vyskocil

Relative Intensity Correction Standards for Raman Spectroscopy for Excitation with Several Common Laser Wavelengths

July 1, 2003

Author(s)

Steven J. Choquette, Douglas H. Blackburn, E S. Etz, Wilbur S. Hurst

Seabird Tissue Archival and Monitoring Project: Egg Collections and Analytical Results for 1999-2002

July 1, 2003

Author(s)

Stacy S. Vander-Pol, Steven J. Christopher, David G. Roseneau, Paul R. Becker, Russell D. Day, John R. Kucklick, Rebecca S. Pugh, K. S. Simac, G.W. York

Tools and Procedures for Quantitative Microbeam Isotope Ratio Imaging by Secondary Ion Mass Spectrometry

July 1, 2003

Author(s)

John G. Gillen, David S. Bright

In this work we demonstrate the use of secondary ion mass spectrometry (SIMS) combined with the Lispix image processing program (Bright 1995) to generate quantitative isotope ratio images from a test sample of a calcium-aluminum rich inclusion (CAI) from

Structure?Function Relationships in High-Density Octadecylsilane Stationary Phases by Raman Spectroscopy. 3. Effects of Self-Associating Solvents

June 6, 2003

Author(s)

C J. Orendorff, M W. Ducey, J E. Pemberton, Lane C. Sander

Structure?Function Relationships in High-Density Octadecylsilane Stationary Phases by Raman Spectroscopy. 4. Effects of Neutral and Basic Aromatic Compounds

June 6, 2003

Author(s)

C J. Orendorff, M W. Ducey, J E. Pemberton, Lane C. Sander

Isotopic Metrology of Carbon Dioxide. I. Interlaboratory Comparison and Empirical Modeling of Inlet Equilibration Time, Inlet Pressure, and Ion Source Conductance

June 1, 2003

Author(s)

R M. Verkouteren, C E. Allison, S A. Studley, K J. Leckrone

We report a pilot study of high-precision differential isotopic ratio measurements made on replicate samples of pure carbon dioxide using three instruments of identical manufacture. Measurement protocols were designed to explore the effects of sample size

Isotopic Metrology of Carbon Dioxide. II. Effects of Ion Source Materials, Conductance Emission, and Accelerating Voltage on Dual-Inlet Cross Contamination

June 1, 2003

Author(s)

R M. Verkouteren, S Assonov, D Klinedinst, W Brand

We report high-precision isotope carbon dioxide measurements, made before and after ion source modification to gas isotope ratio mass spectrometry (IRMS) instruments. Measurement protocols were designed to explore the effects of ion surce material

Two Aspects of Thin Film Analysis: Boron Profile and Scattering Length Density Profile

June 1, 2003

Author(s)

Heather H. Chen-Mayer, George P. Lamaze, Kevin Coakley, Sushil K. Satija

Tandem Isotachophoresis-Zone Electrophoresis via Base-Mediated Destacking for Increased Detection Sensitivity in Microfluidic Systems

May 21, 2003

Author(s)

Wyatt N. Vreeland, S J. Williams, A E. Barron, A P. Sassi

Utilization of Prompt-gamma Neutron Activation Analysis in the Evaluation of Nafion Membranes

May 21, 2003

Author(s)

S K. Young, S F. Trevino, N C. Tan, Rick L. Paul

NIST Mixed Stain Study #3: DNA Quantitation Accuracy and its Influence on Short Tandem Repeat Multiplex Signal Intensity

May 15, 2003

Author(s)

Margaret C. Kline, David L. Duewer, Janette W. Redman, John M. Butler

The Mixed Stain Study #3 (MSS3) interlaboratory challenge exercise evaluated the 2001 performance of STR multiplex DNA typing systems using a set of seven DNA extracts of designed concentration and composition. This initial report focuses on the linkages

Interlaboratory Study for the Polychlorinated Naphthalenes (PCNs): Phase 1 Results

May 3, 2003

Author(s)

T. Harner, John R. Kucklick

The Determination of Water in Crude Oil and Transformer Oil Reference Materials

May 1, 2003

Author(s)

S A. Margolis, C Hagwood

Determination of Si in Standard Reference Material SRM 295x Silica-on-Filter

April 30, 2003

Author(s)

Lee L. Yu, John D. Fassett, Abigail P. Lindstrom

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