HN
Hacker News
Top
New
Best
Ask
Show
Jobs
Comment by DennisP | Hacker News Reader
Parent
Full thread
DennisP
·
Far more efficient lasers already exist. Their lasers are old.
View on HN
SamBam
·
Two orders of magnitude more efficient?
DennisP
·
From 0.5% to over 20%, for equivalent lasers. So they still have work to do, but not as much you'd think without accounting for the old lasers.
deepnotderp
·
Are modern petawatt class lasers really 20% efficient?
Reply on news.ycombinator.com