SHOWERHEAD ASSEMBLY WITH RECURSIVE GAS CHANNELS

    公开(公告)号:US20220093362A1

    公开(公告)日:2022-03-24

    申请号:US17370619

    申请日:2021-07-08

    Abstract: Embodiments of showerheads are provided herein. In some embodiments, a showerhead assembly includes a chill plate comprising a gas plate and a cooling plate having an aluminum-silicon foil interlayer disposed therebetween for diffusion bonding the gas plate to the cooling plate and a heater plate comprising a first plate, a second plate, and a third plate, wherein an aluminum-silicon foil interlayer is disposed between the first plate and the cooling plate for diffusion bonding the first plate to the cooling plate, wherein an aluminum-silicon foil interlayer is disposed between the first plate and the second plate for diffusion bonding the first plate to the second plate, and wherein an aluminum-silicon foil interlayer is disposed between the second plate and the third plate for diffusion bonding the second plate to the third plate.

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