this post was submitted on 09 Feb 2024
933 points (96.7% liked)

Technology

59106 readers
3835 users here now

This is a most excellent place for technology news and articles.

Our Rules

  1. Follow the lemmy.world rules.
  2. Only tech related content.
  3. Be excellent to each another!
  4. Mod approved content bots can post up to 10 articles per day.
  5. Threads asking for personal tech support may be deleted.
  6. Politics threads may be removed.
  7. No memes allowed as posts, OK to post as comments.
  8. Only approved bots from the list below, to ask if your bot can be added please contact us.
  9. Check for duplicates before posting, duplicates may be removed

Approved Bots

founded 1 year ago
MODERATORS
L3s@lemmy.world
L3s@fry.gs
L4s@fry.gs
L4s@lemmy.world
enu@lemmy.world
933
Why It Was Almost Impossible to Make the Blue LED (youtu.be)
submitted 9 months ago by Whirling_Cloudburst@lemmy.world to c/technology@lemmy.world
202 comments fedilink hide all child comments
 

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

you are viewing a single comment's thread
view the rest of the comments
[–] TonyTonyChopper@mander.xyz 18 points 9 months ago

More efficient compact X-ray generators would be pretty huge for science work. We run the diffractometer in my lab at 2 kW and it still takes hours to get a good quality scan