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Scott Waitukaitis

👤 Speaker
154 total appearances

Appearances Over Time

Podcast Appearances

Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

I see.

892.358 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

But that cocktail you get, it's really variable because you're picking up trace molecules that depend on the room you're in, the humidity, whether or not someone's eating a hamburger in there, whether or not there's a power plant nearby, whether or not you're on Mars versus a vacuum system on Earth.

893.139 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

And so the main idea is it's actually those trace molecules on the surface that make everything different and are driving the effect.

911.635 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

Exactly.

941.622 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

And in fact, we can take two samples.

942.503 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So the thing that, of course, clued us into this is what matters is we have a way to remove all of the molecules.

945.267 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So for a brief moment, they're clean.

951.654 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

The objects really, truly clean on their surface.

953.657 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

But because you're always in some kind of environment, the molecules start slowly redepositing.

957.001 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

Yeah.

961.647 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

But when we remove all of these molecules from two identical oxide surfaces, they really stop charging.

962.408 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So kind of what you're saying is true.

968.825 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

Why?

977.476 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

Oh, that's a great question.

977.716 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So there are so many things.

978.897 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

I'll give you a kind of a physicist fundamental lofty answer and then an application answer.

980.82 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

Okay.

986.787 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So the lofty thing that keeps me excited is there are so many things in nature that depend on this effect.

987.128 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So like I said, you know, it is thought that the chemistry of life was made by sparks from static electricity.

993.175 View full episode →
Futureproof with Jonathan McCrea
Extra: Why can’t we figure out static electricity?

So if we don't understand how static electricity is generated, you know, we don't understand how the first amino acids came to be.

1000.585 View full episode →