Sentence examples for a composition of about from inspiring English sources

The lower bound passes through a minimum at a composition of about 5050 (by volume), which corresponds to the phase-inversion point in the Hill model.

The 2 1 Ba2+/Sr2+/Ca2+/DPmolarlaratioin in the solution resulted in a surface layer with a composition of about 1.3 1 of cation/DPMG.

This wüstite magnetite–(hematite)–fayalite layered interface is rimmed by isometric metallic intricate network-forming particles with a composition of about Fe0.95Ni0.05 and which are related to a diffusion reduction process of iron and/or to a reduction of Fe3+ in glass.

Using the inverse correlation of cracked spores and uncracked spores, a sample categorized as pure cracked spores would therefore have a corrected composition of about 97 ± 11% cracked spores content.

The moon's low density, which is 1.5 times that of water, is consistent with a bulk composition of about equal amounts of ice and rock.

The γ′ phase has a disordered hexagonal structure (space group P¯3m1, a = 0.321 nm, c = 0.781 nm) and an atomic composition of about MgGdZn.

In contrast, ridges of the porous layer have a uniform chemical composition of about Si0.8Ge0.2.

A maximum of electroactivity appears for a superficial composition of about 50 at %.

Given an initial δN-NO3 composition of nitrate in OWTS discharges derived from human waste of about 7 per mil (Hinkle et al. 2008); for samples where the water was composed of a large percentage of imported water (having a δO composition of about −9.5 per mil), the initial composition of the oxygen in the nitrate formed during nitrification would be about 1.5 per mil.

Tests B and C were conducted under a gas composition of about 1 and 0.1% O2, controlled by maintaining the flow rate (pressure) of the pure Ar gas.

It is a complex composition, of about 250 x 250 centimetres.