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Electron filmed for the first time

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Echotrail Donating Member (347 posts) Send PM | Profile | Ignore Sun Mar-09-08 07:16 PM
Original message
Electron filmed for the first time
Until now it has been impossible to photograph electrons, given their velocity of movement.

View video.

Using a stroboscope and laser, a team led by Swedish researcher Johan Mauritsson, assistant professor in atomic physics at Lund University, went beyond measuring the end result of an electron's interaction, they tracked and filmed its process.

The movie of electron motion was created by a collaboration of scientists at Lund, Louisiana State University, and the Institute for Atomic and Molecular Physics in Amsterdam. Their method involved using a stroboscope and a laser that uses attosecond pulses to film electron motion. Attosecond pulses are a new technology that generate short pulses from intense laser light. An attosecond is equal to 1/1000000000000000000th of a second (that’s 18 zeroes in the denominator).



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rocktivity Donating Member (1000+ posts) Send PM | Profile | Ignore Sun Mar-09-08 07:24 PM
Response to Original message
1. No sex threads
Oh, ELECTRON...never mind...

:blush:
rocknation
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BlueJazz Donating Member (1000+ posts) Send PM | Profile | Ignore Sun Mar-09-08 07:37 PM
Response to Original message
2. I watched the Movie. Good Film but why did the Main Character go with....
...the Blond at the end. (I thought the Brunette was a nicer woman).
..But..aside from that... I LOVED the Car-chase scene....
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Dr.Phool Donating Member (1000+ posts) Send PM | Profile | Ignore Sun Mar-09-08 07:42 PM
Response to Reply #2
4. When you run around with a Proton, you're just asking for trouble!
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Trillo Donating Member (1000+ posts) Send PM | Profile | Ignore Sun Mar-09-08 07:39 PM
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3. Now that's a video I have to watch.
But damn it all, I can't open it on my 'ancient' OS (won't go into boring details). Maybe gonna have to do that Debian install soon....

Why isn't something like this published on Utube? (hint hint)
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Echotrail Donating Member (347 posts) Send PM | Profile | Ignore Sun Mar-09-08 08:18 PM
Response to Reply #3
5. Some people already obliged!
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InAbLuEsTaTe Donating Member (1000+ posts) Send PM | Profile | Ignore Sun Mar-09-08 08:21 PM
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6. If you understood the significance of this development, your jaw would drop.
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cosmik debris Donating Member (1000+ posts) Send PM | Profile | Ignore Mon Mar-10-08 01:00 PM
Response to Reply #6
8. Heisenberg must be spinning in his grave
Or somewhere in the vicinity of his grave.
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caraher Donating Member (1000+ posts) Send PM | Profile | Ignore Mon Mar-10-08 06:55 PM
Response to Reply #8
9. Naah... Heisenberg is resting comfortably
In my old lab we did this stuff - using slower electrons. Neither this nor our experiments do anything to overthrow standard quantum theory.

In fact, if you know how to "read" the video it's a nice demonstration of the uncertainty principle in action. If you localize the electron (thereby making position uncertainty small) you increase the uncertainty in momentum... which you can pretty much see in all the "ripples."
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Echotrail Donating Member (347 posts) Send PM | Profile | Ignore Sun Mar-09-08 08:55 PM
Response to Original message
7. oops! I forgot the link to the rest of the article
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