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NIST Interagency/Internal Report (NISTIR)

Fracture Toughness Data for Brittle Materials

Author(s)
R G. Munro, Stephen W. Freiman, T L. Baker
Fracture toughness data, as represented by the critical stress intensity factor, K Ic, and the fracture energy, γ, have been compiled from publicly accessible...

Molecular Dynamics Simulation of Tethered Chains

Author(s)
Raymond D. Mountain, Joseph B. Hubbard
A description is provided for a molecular dynamics code that simulates the dynamics of long chain molecules tethered to a smooth surface. The operation of the...

Aircraft Cargo Area Fire Detection (NISTIR 6146)

Author(s)
D Blake, J O'Sullivan, S Hammann, M L. Kolleck, Thomas Cleary
Overviews of fire deteciton in aircraft cargo areas were presented by David Blake of the Federal Aviation Administration, John O'Sullivan of British Airways...

Workspace Variation of a Hexapod Machine Tool

Author(s)
J Conti, C Clinton, Li Zhang, Albert J. Wavering
A method is presented to evaluate the workspace variation of a Stewart platform based machine tool. Three sets of constraints, covering strut lengths, platform...

Small Angle Scattering by Dislocations

Author(s)
R Thomson, Lyle E. Levine, Gabrielle G. Long
It is shown that the small-angle scattering of x rays or neutrons by dislocations in a deformed metal, which are partially ordered into wall-like structures, is...

Metallurgy of the RMS Titanic

Author(s)
Timothy J. Foecke
Metallurgical and mechanical analyses were performed on steel and rivet samples recovered from the wreck of the RMS Titanic. It was found that the steel...

Testing and Modeling of Fresh Concrete Rheology

Author(s)
Chiara F. Ferraris, F DeLarrard
This report presents the results of an experimental program dealing with the rheology of fresh concrete. The three main goals were: 1) Obtain rheological data...

Environmental Management Systems Voluntary Project Evaluation Guidance

Author(s)
R M. Stephens, R Andrews, M L. Barton, R Bois, P Burnet, S Clarke, J Connaughton, R Gupta, B Hagman, M Hill, J Horne, J A. Jernigan, K J. Leuteritz, M McKeil, A Neblett, D Owens, L Paddock, J Pendergrass, S Richards, D Ronald, J Smith, J Smoller, J Speir, J Villani, L Wiese, P Wise
The MSWG consists of ten states: Arizona, California, Illinois, Massachusetts, Minnesota, North Carolina, Oregon, Pennsylvania, Texas, and Wisconsin as well as...

Post-Installed Anchors. A Literature Review

Author(s)
Geraldine S. Cheok, Long T. Phan
A literature review of studies on the behavior of post-installed concrete anchors is presented. The survey covers several types of anchors that are subjected to...
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