this post was submitted on 07 Dec 2023
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652
Japanese Institute breaks optical fiber speed record with 22.9 petabits per second — 1,000 times faster than existing cables (www.tomshardware.com)
submitted 11 months ago by [email protected] to c/[email protected]
71 comments fedilink hide all child comments
 

Speedy thing goes in, speedy thing comes out.

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[–] GarytheSnail 8 points 11 months ago (2 children)

Think glass pipe versus glass cylinder or rod. Though, I don't think the hollow core is fully empty, it has some structure to it.

Here is an example

Source: https://www.rp-photonics.com/hollow_core_fibers.html

[–] [email protected] 4 points 11 months ago

I work with fibre and have never stopped to think if it is hollow or not. Thanks for this

[–] [email protected] 2 points 11 months ago (1 children)

How do you weld that?

[–] GarytheSnail 1 points 11 months ago

Absolutely no idea.