Sentences with phrase «iron compounds»

These can be based on at least 20 different iron compounds, and sold under a wide range of brands.

Synchrotron X-rays are useful for analysing wrecked historical ships, where they are used to determine the quantities, location and chemical state of sulphur and iron compounds in microscopic detail.

A mixture of iron compounds and carbon gives off electri

are made using natural minerals and iron compounds from the earth for color.

A Magnetic Mop for Oil Eastoe played around with a number of surfactants and iron compounds before hitting on solutions of iron salts, related to the surfactants in mouthwash and fabric softeners but with some magnet - friendly metal thrown in.

These experiments suggested that C. difficile has multiple systems for importing ferrous iron compounds, said Ho.

Sulphur is tied up with volcanism and greenhouse warming; iron chloride poses the problem of what would have launched iron compounds 70 kilometers up into the sky.

As a comparison, they also measured the effects of ferrous sulphate, another very commonly available iron compound.

Two common iron compounds increase the formation of a known biomarker for cancer, according to a new study of cancer cells from Chalmers University of Technology, Sweden.

The alignment of unpaired electrons in multiple orbitals gives simple iron its strong magnetic and metal properties, so it's easy to see why iron compounds would be good conductors.

His pigments are chemically or conceptually derived from the compounds used to gas the Jews, from Prussian Blue (related to the cyanide - iron compound in stains created by Zyklon B in the gas chambers) to flesh tones (a reference to the victims who were murdered in the spaces he depicts).

«Many stores and suppliers don't actually state what kind of iron compound is present — even in pharmacies.

When iron compounds are added to soy - based infant formula, the iron compound is encapsulated to prevent it from making the formula dark.

The infrared light revealed rock and iron compounds, but no gas or other telltale cometary material, the group reports.

Oceaneos Environ - mental Solutions has developed an iron compound that can be consumed efficiently by phytoplankton, he adds, but he declined to release details.

On Dec. 15, 1951, Peter L. Pauson and Thomas J. Kealy, two chemists at Duquesne University, in Pittsburgh, reported a new type of organo - iron compound (Nature, DOI: 10.1038 / 1681039b0).

With this outer - orbital insulating state, the iron compound has all the same requirements for superconductivity that the copper oxides do - a strong magnetic interaction (up / down pairing) of the almost localized electrons, and a metallic state that allows those pairs to move.

For the Mary Rose, it was essential to find the quantities and locations of the sulphur and iron compounds in the wood.

EDMA forms very strong bonds with iron (III) and dissolves the iron compounds.

Scientists investigating the Swedish warship Vasa, which sank on its maiden voyage on 10 August 1628, hit on the idea of dissolving the iron compounds present in the wood and removing them as water - soluble complexes.