This invention relates to materials and methods for forming ohmic contacts with a thin film of a p type semiconductor compound, which film comprises at least one of the metal elements of Class IIB of the Periodic Table of Elements and one of the non metal elements of {HEAD ~ Class VIA} of {TAIL ~ the Periodic Table} of Elements 
This invention relates to materials and methods for forming ohmic contacts with a thin film of a p type semiconductor compound , which film comprises at least one of the metal elements of Class IIB of the Periodic Table of Elements and one of the non metal elements of { HEAD ~ Class VIA } of { TAIL ~ the Periodic Table } of Elements
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