Patent ID: 7404862
Filing Date: 2008-07-29
Classification: C23C,H01L

Abstract:
1. A device, comprising: one or more nozzles; and an apparatus integrally connected to the one or more nozzles, the apparatus comprising: a first valve capable of controlling the flow of a carrier gas through the plurality of source cells; wherein: each of the plurality of source cells includes a first cylindrical portion having a first radius; each of the plurality of source cells is contained in a cylindrical source bore in the apparatus having a second radius slightly larger than the first radius; and the first valve comprises an aperture in at least one of the plurality of source cells that aligns with the carrier gas inlet when the at least one of the plurality of source cells is in a first position, and does not align with the carrier gas inlet when the at least one of the plurality of source cells is in a second position.