noun
definition
A chemical element (symbol In) with an atomic number of 49: a soft silvery-white metal.
definition
A single atom of this element.
Examples of indium in a Sentence
The precipitated indium hydroxide is converted into a basic sulphite by boiling with excess of sodium bisulphite, and then into the normal sulphite by dissolving in hot sulphurous acid.
We grow layers of crystals containing indium, phosphorus, gallium and arsenic on wafers of indium phosphide.
The hydroxide, In(OH) 3j is prepared, as a gelatinous precipitate, by adding ammonia to any soluble indium salt.
The monoand dichlorides are decomposed by water with the formation of the trichloride, and separation of metallic indium.
Indium Sulphate, Ine(SO 4) 3, is obtained as a white powder very soluble in water by evaporating the trioxide with sulphuric acid.
An indium ammonium alum, In2(S04)3 (NH4)2S04.24H20 is known.
Indium salts can be recognized by the dark blue colour they give in the flame of the Bunsen burner; and by the white beads of metal and the yellow incrustation formed when heated on charcoal with sodium carbonate.
The success of the project has lead to the establishment of a number of members of our group now looking at indium hydride chemistry.
The 60 Ã… gain regions of these devices typically contains 9% indium and 34% aluminum resulting in a high affinity for oxygen.
We have used the transparent conductor indium tin oxide to fabricated electrode arrays with approximately 500 electrodes spaced at 60 Am.
The research work centers on the development of LEDs and photodiodes using narrow band-gap semiconductors, in particular indium antimonide and cadmium mercury telluride.
Sodium gives an intense and persistent yellow flame; lithium gives a carmine coloration, and may be identified in the presence of sodium by viewing through a cobalt glass or indigo prism; from potassium it may be distinguished by its redder colour; barium gives a yellowishgreen flame, which appears bluish-green when viewed through green glass; strontium gives a crimson flame which appears purple or rose when viewed through blue glass; calcium gives an orange-red colour which appears finch-green through green glass; indium gives a characteristic bluish-violet flame; copper gives an intense emerald-green coloration.
Mendeleeff (c. 1869) from a consideration of the properties of aluminium, indium and zinc (see Element).
Rubidium, caesium, thallium, indium and gallium were first discovered by means of this instrument; the study of the rare earths is greatly facilitated, and the composition of the heavenly bodies alone determinable by it.
The specific heat of indium is o 057; and the atomic heats corresponding to the atomic weights 38, 76 and 114 are 3.2, 4.3, 6.5.
The elements gallium and indium were discovered in blende.
Indium oxide, In203, is a yellow powder which is formed on ignition of the hydroxide.
We must refer to Kayser and Runge's Handbuch for further details, as well as for information on other spectra such as those of silver, thallium, indium and manganese, in which series lines have been found.