Actuating

[From the last episode: we looked at different ways of removing material from a wafer.] So far we’ve seen that we can add materials to a wafer and we can remove them. But, if those are our only tools, then it’s not particularly useful, since we’re covering a whole wafer […]

[From the last episode: There are many kinds of materials that you might want to add to a wafer, and there are many different ways of doing that.] Last time, we looked at adding materials to a wafer, and we used the generic meaning of deposition to cover all the […]

[From the last episode: Building chips starts with a silicon wafer. From there you add and remove material with the assistance of photolithography.] This week’s piece is about what we called deposition in last week’s edition. “Deposition” actually means something more specific when processing silicon wafers, so, for the moment, […]

[From the last episode: Amazon just had a glitch that sent a random conversation to a random contact.] This week we start our look at sensors and actuators. There’s lots of technology to talk about in order to make sense out of this. Before we get into that, why are […]