tutorial · HACKER NEWS RECOMMENDATION
Making YBCO superconductor
Applied Science · 1 HN recommenders · 1 recommendation months
Recommended by 1 Hacker News commenters across 1 months (2021–2023).
SignalTube analysis
Among 4 other tutorial videos tagged Materials science, the mean is 4.0 distinct HN recommenders. This video has 1 distinct HN recommenders, below that mean. Recommendations span 1 distinct month; the peer average is 3.8 months. This is a data-derived comparison, not a human review or quality rating.
25% of its 4 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2021–2023; those years describe discussion history, not upload date. Its verified runtime is 19 minutes 37 seconds. YouTube lists its publication date as 2018-02-26.
- Channel / speaker
- Applied Science
- Verified runtime
- 19m 37s
- YouTube upload date
- 2018-02-26
- Hacker News mention years
- 2021–2023
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other tutorial videos in Materials science. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| Making YBCO superconductorCurrent video | 1 | 1 | 25% | — | 19m 37s | 2018-02-26 |
| Revolutionary Paint: How to Make Surfaces Stay Cool in the Suntutorial · Tech Ingredients | 5 | 5 | 60% | No recorded overlap | 49m 39s | 2023-03-03 |
| Making Infrared Cooling Paint From Grocery Store Items (w/Novel CaCO₃ Microsphere Synthesis)tutorial · NightHawkInLight | 5 | 4 | 75% | No recorded overlap | 40m 14s | 2023-07-01 |
| How To Make Infrared Cooling Paint (Electricity Free Air Conditioning)tutorial · NightHawkInLight | 4 | 4 | 67% | No recorded overlap | 25m 34s | 2022-07-09 |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a contextual reference in “LK99: Team of Southeast University observed zero resistance below 110 K”. Its short rationale: Close-up of crystal imperfections enabling flux pinning.
The archive classifies this as a recommendation in “Electronic Structure of LK-99”. Its short rationale: Ben Krasnow's video of making YBCO.
The archive classifies this as a contextual reference in “Publicity Stunt Fallout”. Its short rationale: Shows high temperature superconductor made in a good personal lab.