The phrase "a sign of material" is not correct and may cause confusion in written English.
It could be used when referring to an indication or evidence related to a specific material, but it lacks clarity.
Example: "The discoloration on the surface is a sign of material degradation over time."
Alternatives: "an indication of material" or "a marker of material".
In the fourteenth and fifteenth centuries, it became commonplace to require a nota materialitatis (a sign of the material use) for a term in material supposition.
The intermediate Th/U ratio about 2 7 in the non-producing well showed a low grade of weathering and leaching of uranium, or it can be inferred as a sign of mixtures of materials from low and high ratio environments.
Heat is essentially commotion, and temperature is a sign of how energetically a material's atoms and molecules are jostling around.
The peaks of the Au Ag nanocomposites is seen to be relatively more intense, which could be a sign of better crystallization of the material and saturation of the compounds in the organic material around the particles.
Lands hitherto left to pestilence and anarchy -- in the desert domains, locusts were a common source of protein before the age of oil made possible more lavish meals -- were given a sign of divine favor and its material rewards.
In particular, I dislike the idea that material wealth is a sign of God's favor or that Christians should be seeking material wealth in order to spread the word of God or to do other good things.
The remaining 19 patients with no conventional mechanism of failure showed no sign of material loss (with normal or near-normal metal ion levels and a normal wear pattern on retrieval analysis).
All this is a sign of Robertson's engagement with her material, as is her decision to move the action to the month of June in 1780, when for seven days London was in the grip of a mob.
This increase in OH groups might be associated with the better dispersion of the isolated Ti species on KIT-6 with Si/Ti = 100 than for the other ratios of 200 and 50, and it is also a sign of the good hydrophilicity of the material.
