Comment on Japanese Institute breaks optical fiber speed record with 22.9 petabits per second — 1,000 times faster than existing cables

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GarytheSnail@programming.dev ⁨1⁩ ⁨year⁩ ago

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

source
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