| http://www.w3.org/ns/prov#value | - ntional metal material.In particular, since an aluminum nitride (AlN) sintered body is an insulator having a high thermal (heat) conductivity and has a coefficient of thermal expansion near to that of silicon (Si), it finds an enlarged field of application as radiationplates and substrates of highly-integrated semiconductor devices.Conventionally, the above aluminum nitride sintered body is genera
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