| http://www.w3.org/ns/prov#value | - For example, if the semiconductor chip 8 is made primarily of a material such as silicon, and the circuit board 4 is made primarily of a material such as glass cloth impregnated with epoxy resin, then the interposer 7 may be made of a metal, such as a copper clad INVAR material sold by Texas Instruments, Inc. having a place of business in Dallas, Tex., which has a coefficient of thermal expansio
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