How to use in-sentence of “gallium”:
+ They are quite different to aluminium, gallium and indium trihalides.
+ It has gallium and arsenide ions in it.
+ Silicon is the most used semiconductor, but gallium arsenide is also used.
+ Silicon dioxide is a good insulator; gallium arsenide does not make a good insulator like silicon does.
+ Transistors are made of semiconductor chemical elements, usually silicon, which belongs to the modern Group 14 in the periodic table Transistors can be also made from compounds like gallium arsenide.
+ So, GaN would be gallium nitride.