The phrase "a material index" is correct and usable in written English.
It can be used in contexts related to finance, economics, or data analysis, where it refers to an index that measures the value or performance of physical materials or commodities.
Example: "The report highlighted the fluctuations in a material index that tracks the prices of essential raw materials used in manufacturing."
Alternatives: "a commodity index" or "a resource index".
In his article in the American Interest, he offers up what he calls a "Material Power Index" where the number one equals the average wealth position of Americans across the bottom 90percentt of the population.
Thus, the proposed work provides an innovative method that associates a micromechanical analysis, material index selection and LCA methodology.
Combining a micromechanical analysis, material index selection and LCA shows that: fibre content, Young's modulus, and aspect ratio have to be maximized to achieve a decrease of the environmental footprint of flax/PP biocomposites.
We also included a more standard measure of neighbourhood disadvantage as another covariate which was expressed as a material deprivation index Q, based on the 2006 Ontario Marginalization Index; 26 http://www.torontohealthprofiles.ca/onmarg.php.
Thus, we considered the combination of data from the two urban slums and a material deprivation index as a variable in the multilevel model to examine the association between the place context and coercive sex.
Existing surcharges and price policies linked to a raw materials index remain in effect, it said.
The performance analysis leads to a set of material indices (metrics of excellence) that can be plotted onto the material property charts, enabling material selection.
Nike, a shoemaker, has produced a Materials Sustainability Index that provides designers with information on the potential environmental impact of the products they use.
In electronic structure calculations, several properties of materials, such as those of optoelectronic device materials, are governed by the eigenpair with a material-specific index k.
