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Speed of Light Captured and Recorded using 10 trillion FPS at Cal Institute of Tech

Posted on 5/3/19 at 8:55 am
Posted by theunknownknight
Baton Rouge
Member since Sep 2005
61311 posts
Posted on 5/3/19 at 8:55 am
Skip to 11 minutes for highest frame rate. They record light traveling through a 1mm vial of milk. Takes roughly 40 picoseconds.

To put that in perspective - at that frame rate it would would take several years to watch a bullet pass through the same millimeter.

LINK

Still picture:

Posted by TH03
Mogadishu
Member since Dec 2008
172004 posts
Posted on 5/3/19 at 8:56 am to
Is that a sperm?
Posted by Ruxins Rascals
Middle of Da Bayou
Member since Nov 2018
537 posts
Posted on 5/3/19 at 8:56 am to
Nerds
Posted by ScaryClown
Member since Nov 2016
5847 posts
Posted on 5/3/19 at 8:56 am to
No it’s light
Posted by Chad504boy
4 posts
Member since Feb 2005
179858 posts
Posted on 5/3/19 at 8:58 am to
quote:

They record light traveling through a 1mm vial of milk. Takes roughly 40 picoseconds.

To put that in perspective - at that frame rate it would would take several years to watch a bullet pass through the same millimeter.


sounds like a bunch of huey tuey
Posted by jbgleason
Bailed out of BTR to God's Country
Member since Mar 2012
20374 posts
Posted on 5/3/19 at 8:59 am to
quote:

that frame rate it would would take several years to watch a bullet pass through the same millimeter.


Put this on the OB and watch them argue over the caliber of bullet.
Posted by slackster
Houston
Member since Mar 2009
91871 posts
Posted on 5/3/19 at 9:04 am to
Kind of underwhelming to be honest. Watched the video and still don't really understand what they showed me at the end.
Posted by theunknownknight
Baton Rouge
Member since Sep 2005
61311 posts
Posted on 5/3/19 at 9:05 am to
quote:

still don't really understand what they showed me at the end


Light traveling at 10 trillion FPS through one millimeter of milk
Posted by boom roasted
Member since Sep 2010
28039 posts
Posted on 5/3/19 at 9:05 am to
quote:

Put this on the OB and watch them argue over the caliber of bullet.
What’s the stopping power of light?
Posted by theunknownknight
Baton Rouge
Member since Sep 2005
61311 posts
Posted on 5/3/19 at 9:06 am to
quote:

What’s the stopping power of light?


What an opaque question
Posted by Cdawg
TigerFred's Living Room
Member since Sep 2003
62212 posts
Posted on 5/3/19 at 9:06 am to
Posted by Porkchop Express
Penderbrook
Member since Aug 2014
3964 posts
Posted on 5/3/19 at 9:07 am to
Just reading that OP amazed me.
Posted by Tiny Rick
In a vat in the garage
Member since Jan 2016
1517 posts
Posted on 5/3/19 at 9:08 am to
Pretty sure I’ve disappointed my wife in less time than 40 picoseconds. But no one wants to see that at 10 trillion frames per second.
Posted by boom roasted
Member since Sep 2010
28039 posts
Posted on 5/3/19 at 9:08 am to
If light were a caliber it’d be .243 because that’s the best caliber for killing deer.
Posted by hubertcumberdale
Member since Nov 2009
7858 posts
Posted on 5/3/19 at 9:10 am to
So its a wave or a particle? Can we plz get an answer and it not be 'both'
Posted by Esquire
Chiraq
Member since Apr 2014
15214 posts
Posted on 5/3/19 at 9:10 am to
How did they choose milk?
Posted by TH03
Mogadishu
Member since Dec 2008
172004 posts
Posted on 5/3/19 at 9:11 am to
quote:

No it’s light


Posted by DownshiftAndFloorIt
Here
Member since Jan 2011
72709 posts
Posted on 5/3/19 at 9:13 am to
Gloves off

243 suckssssss
Posted by slackster
Houston
Member since Mar 2009
91871 posts
Posted on 5/3/19 at 9:13 am to
quote:

Light traveling at 10 trillion FPS through one millimeter of milk


I get that, but the payoff doesn't quite get that across very well.

Much better example from MIT of light moving through a coke bottle

This post was edited on 5/3/19 at 9:21 am
Posted by TH03
Mogadishu
Member since Dec 2008
172004 posts
Posted on 5/3/19 at 9:15 am to
That narrator has a nice ASMR voice.
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