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A great breakthrough written on a blackboard

By | March 2, 2010, 6:28 AM PST

We have grown used to science being done using computers.

Especially computer science.

The idea that a computer science breakthrough might take place on a blackboard boggles the mind.

Well, Dr. Emily Carter (right) has made one. Dr. Carter is a professor of engineering and mathematics at Princeton. She walks where Einstein walked. She works as Einstein worked. (Picture from Princeton.)

And while Dr. Carter’s equation isn’t E=MC2, it’s still pretty nifty. And it will impact computing.

The equation is an elegant solution to a problem first posed by Enrico Fermi and Llewellyn Thomas more than 80 years ago. It’s a model for measuring how electrons will act in metals. With a few tweaks it works with semiconductors too.

Older equations could model only a few hundred atoms. This one can model the behavior of millions of atoms at a time. It means we can predict what happens in real metals, and real semiconductors, with accuracy. Code it for use in computing and watch what happens.

It speeds the computer modeling of metals by factors unheard-of by Moore’s Law. It will mean better materials for creating energy and, in time, better computers as well.

Yet it was done on a blackboard. Well, a whiteboard. If that doesn’t boggle your mind, your mind is unboggleable.

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Dana Blankenhorn

About Dana Blankenhorn

Dana Blankenhorn was a contributing editor for SmartPlanet from 2009 to 2010.

Dana Blankenhorn

Dana Blankenhorn

Contributing Editor, Technology

Dana Blankenhorn has written for the Chicago Tribune, Advertising Age's "NetMarketing" supplement and founded the Interactive Age Daily for CMP Media. He holds degrees from Rice and Northwestern universities. He is based in Atlanta.

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Dana Blankenhorn

Dana Blankenhorn

Dana Blankenhorn has been a technology reporter since 1982, a business reporter since 1978, and a writer for as long as he can remember. His Schwab IRA has a few tech stocks in it, most notably some Intel and Applied Materials bought over 10 years ago. But the vast majority of his tiny fortune (emphasis on the word tiny) is invested in mutual funds. He presently writes for no one else but ZDNet, SmartPlanet and himself. But if you've got an opportunity let him know. If he takes the gig he"ll first add it to this disclosure page.

He writes for SmartPlanet and is not an employee of CBS.

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