Sentence examples for boron of from inspiring English sources

Previous studies of blue diamonds had reported levels of boron of less than one in a million.

The WHO recommends a maximum concentration limit of boron of 0.5 mg B/L for drinking water.

Excellent regioselectivities towards the formation of the 5-borylisoxazolidines are computed in all cases due to the presence of a strong secondary orbital interaction between the boron of the vinylborane and the oxygen of the nitrones.

The addition of boron of Ni3(Si,Ti) was to restrain environmental embrittlement (Takasugi et al. 1995a), even though the intergranular attack was observed for this as-homogenized compound in acidic solutions, which took place by boron segregation at grain boundaries (Priyotomo et al. 2011).

Boron of higher purity (> 99%) is prepared by heating volatile boron compounds, such as BCl3 or BBr3, either in a hydrogen atmosphere (2 BX3 + 3 H2 → 2 B + 6 HX) or to the point of thermal decomposition.

The three remaining ligands exhibit reductions in bond lengths to boron of 0.045, 0.074 and 0.086 Å for B C(10), B N and B O, respectively.

Bakirdere, S., Örenay, S. & Korkmaz, M. Effect of boron on human health.

Santra, M. et al. Dramatic substituent effects on the photoluminescence of boron complexes of 2- benzothiazol-2-yl phenols.

Addition of boron to the diet of vitamin D-deficient chicks indicated that boron may play a role in animal nutrition.

It seems doubtful, though, that the use of plant ash would result in boron concentrations of nearly 1%, especially considering the toxicity of boron for plants and the ability of boron-tolerant plants to effectively efflux boron [55], [56].

The Iowa researchers have already fashioned superconducting wires by exposing fibers of boron to magnesium vapors.