Complex sentence: The synthesis of n-type semiconductors may involve the use of Metalorganic vapour phase epitaxa lala lal al al a la lal itaxy, a gas containing the negative dopant is passed over the substrate water.
Split into simpler sentences: The synthesis of n-type semiconductors may involve the use of vapor-phase epitaxy. In vapor-phase epitaxy, a gas containing the negative dopant is passed over the substrate water.