This chapter describes a systematic methodology for optimized materials selection and informatics to support it. The starting point is a set of technical requirements for component or subsystem. These are translated into a set of limits or target values for material properties or property combinations (“material indices”). It is then possible – given a comprehensive database of appropriate materials and their properties – to screen materials against these criteria, rank the remaining materials by their ability to maximize a target value of one or more indices, and finally draw in other associated documentation to make an optimally informed decision. The reasoning is made transparent by displaying the steps and the materials that pass and fail the screening steps on material property charts that present materials on axes of their properties or of the material indices. The full decision-making history can be captured and stored for traceability and future reference. We give examples of selecting materials to minimize the mass and cost for ties, panels, and beams. The method applies equally when the design objective is to minimize environmental impact or other criteria. Beyond this, the methodology can drive development of new materials that fill “holes” in property space. The chapter concludes with an example focusing on new lightweight hybrid materials.
Timberlake claimed in 1980 that a fundamental problem with Singer's work is the lack of an adequate definition of suffering ...
3. D. Layne. 2013. Tree Fruit: Protecting Your Investment. American/Western Fruit Grower, September/October. 4. R. Snyder and J. Melu-Abreu. 2005. Frost ...
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[ 59 ] S. Kotz , T. J. Kozubowski , and K. Podgorski , The Laplace ... valued signal processing : The proper way to deal with impropriety , ” IEEE Trans .
Some documents are annotated; some are left without annotations to provide more flexibility for instructors. This booklet can be packaged at no additional cost with any Longman title in technical communication.
Chemistry: An Introduction to General, Organic, and Biological Chemistry; Chemistry Study Pack Version 2.0 CD-ROM; The Chemistry of Life CD-ROM;...
The emission rates for ammonia (Casey et al., 2006): • Layers: 116 g NH3 per AU (AU or animal unit or 500 kg). • Broilers: 135 g NH3 per AU (AU or animal unit or 500 kg). Emission rates in different reports vary from less than either 10 ...
[45] B.F. Hoskins, R. Robson, “Design and construction of a new class of scaffolding-like materials comprising infinite polymeric frameworks of 3D-linked molecular rods. A reappraisal of the zinc cyanide and cadmium cyanide structures ...
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ACCOUNTING Christopher Nobes ADVERTISING Winston Fletcher AFRICAN AMERICAN RELIGION Eddie S. Glaude Jr AFRICAN HISTORY ... Hugh Bowden ALGEBRA Peter M. Higgins AMERICAN HISTORY Paul S. Boyer AMERICAN IMMIGRATION David A. Gerber AMERICAN ...