Seoul Biosys Begins Production of Rare Earth-Free White Micro LEDs
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- Points151
- Comments42
–Rank now
#9Peak rank
2Days on list
193Score · 7d
Nov 1, 2026First seen
Rank · 7 days
On Hacker News
- Points
- 151
- Comments
- 42
- Submitted by
- gmays
- Posted
- Nov 1, 2026
- Site
- semiconductor-today.com
Story details from Hacker News ↗ · linked article on semiconductor-today.com.
Trending history
Seoul Biosys Begins Production of Rare Earth-Free White Micro LEDs was first seen on Hacker News · Front page on Nov 1, 2026. Since then it has appeared in 75 checks on 2 different days. Its best position was #9 of 30, reached on Nov 2, 03:07 UTC. It dropped off the list after Nov 2, 11:52 UTC.
Rank history
Position on Hacker News · Front page at every check (lower is better).
Last 14 days
Best rank per day (UTC).
11
9
Oct 26today
Metric history
Platform metric as reported by Hacker News.
From the discussion
A few top-level comments from Hacker News, shortened. Read the full thread on Hacker News.
> WICOP 3 generates white light from gallium nitride (GaN) alone. Gallium might be a problem. "China accounted for 99% of worldwide primary low-purity gallium production. The remaining primary low-purity gallium producers outside of China included Japan and Russia. Germany, Hungary, and Kazakhstan ceased primary…
What does the color look like? Producing light that falls within the white region of the CIE diagram is one thing… if it’s too yellow or too blue it could be an issue. Maybe that’s something that can be worked out over time.
Ooh, cool. I'd like me some luminous concrete please. I like these order of magnitude changes in common technology -- in this case, way smaller minimum size and more efficient per square nanometer -- the use cases language is a good reminder that the innovation part ("Look! This is cool!") often (usually?) precedes…
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Hacker News 2 days, best #9
Questions
Is Seoul Biosys Begins Production of Rare Earth-Free White Micro LEDs trending on Hacker News right now?
Not at the moment. It was last on the list on Nov 2, 11:52 UTC, after 2 days of trending.
What is the highest rank Seoul Biosys Begins Production of Rare Earth-Free White Micro LEDs reached?
#9 on Hacker News · Front page, on Nov 2, 03:07 UTC. Trendoday checks this list every 15 minutes.
How long has Seoul Biosys Begins Production of Rare Earth-Free White Micro LEDs been trending?
It was first seen on Nov 1, 2026 and has been on the list on 2 days (75 checks) since.
How much discussion did it get on Hacker News?
151 points and 42 comments; submitted by gmays on Nov 1, 2026.