5 ms·
I was about to say the same thing... unless they can do this in vacuum, it's a curiosity, but not something novel.
by mikewarot 2y ago
I was about to say the same thing... unless they can do this in vacuum, it's a curiosity, but not something novel.
- magicalhippo 2y agoIntense laser light can cause electron-positron pair production[1], but we're not quite there yet AFAIK. [1]: https://en.wikipedia.org/wiki/Breit%E2%80%93Wheeler_process https://en.wikipedia.org/wiki/Breit%E2%80%93Wheeler_process