Front Cover–Title Page–Contents 192 kb

Articles

Using Impedance Spectroscopy to Assess the Viability of the Rapid Chloride Test for Determining Concrete Conductivity 221 kb
K. A. Snyder, C. Ferraris, N. S. Martys, E. J. Garboczi
http://dx.doi.org/10.6028/jres.105.040

Capability in Rockwell C Scale Hardness 586 kb
Walter S. Liggett, Samuel R. Low, David J. Pitchure, and John Song
http://dx.doi.org/10.6028/jres.105.041

Massic Activity Ratios of the NBS/NIST Tritiated-Water Standards Issued Between 1954 and 1999 47 kb
L. L. Lucas
http://dx.doi.org/10.6028/jres.105.042

Comprehensive Review and Critical Evaluation of the Half-Life of Tritium 89 kb
L. L. Lucas and M. P. Unterweger
http://dx.doi.org/10.6028/jres.105.043

Possible Advantages of a Robust Evaluation of Comparisons 60 kb
Jörg W. Müller
http://dx.doi.org/10.6028/jres.105.044

Equations for the Magnetic Field Produced by One or More Rectangular Loops of Wire in the Same Plane 84 kb
Martin Misakian
http://dx.doi.org/10.6028/jres.105.045

An Auto-Focusing Method in a Microscopic Testbed for Optical Discs 152 kb
Xiao Tang, Pierre L'Hostis, and Yu Xiao
http://dx.doi.org/10.6028/jres.105.046

An Approach to Combining Results From Multiple Methods Motivated by the ISO GUM 131 kb
M. S. Levenson, D. L. Banks, K. R. Eberhardt, L. M. Gill, W. F. Guthrie, H. K. Liu, M. G. Vangel, J. H. Yen, and N. F. Zhang
http://dx.doi.org/10.6028/jres.105.047

Numerical Evaluation of Diffraction Integrals 238 kb
Klaus D. Mielenz
http://dx.doi.org/10.6028/jres.105.048

Computation of Fresnel Integrals. II 40 kb
Klaus D. Mielenz
http://dx.doi.org/10.6028/jres.105.049

Thermal-Conductivity Apparatus for Steady-State, Comparative Measurement of Ceramic Coatings 2026 kb
A. J. Slifka
http://dx.doi.org/10.6028/jres.105.050

Treasure of the Past: III. Gravitational Anisotropy in Crystals 3903 kb
Paul R. Heyl
http://dx.doi.org/10.6028/jres.105.051

NIST Workshop on Luminescence Standards for Chemical Analysis 98 kb
Paul C. DeRose
http://dx.doi.org/10.6028/jres.105.052

News Briefs 435 kb
http://dx.doi.org/10.6028/jres.105.053

(The electronic file also contains a Journal of Research subscription form, promotional information, and a description of NIST publication series.)