MatSci-SAMCompare exact published wording and inspect when definitions, revisions, comments, and voting acts were recorded.
Each mark is one recorded act. Select a publication or revision to inspect its wording below.
Showing 4 recorded events for all 2 definitions.
Exact recorded times are retained; the axis is labelled in UTC. Event types are not combined into a weighted activity or impact score.
Definition 2, revision 1 · Jul 20, 2026, 5:21 PM UTC
This is the first recorded text for this definition.
Select two current candidates to see their exact wording differences. Removed text belongs to the first selection; added text belongs to the second.
Compared with Definition 1, revision 1, reading from the first selection to the second.
A Removed: process where powder is heated so the particles stick together and form a solid pieceAdded: thermal process, applicable to both metals and ceramics, in which a powder compact is heated to temperatures below its melting point; this induces atomic diffusion across particle boundaries to reduce surface energy, resulting in neck formation, grain growth, and densification.
The magnitude runs from 0 for unchanged text to 1 for complete replacement. It measures definition wording only—not authorship, quality, or community impact.
The same events as the plot, newest first, with exact UTC times and links to the revision each act concerned.
| Time | Definition | Event | Detail |
|---|---|---|---|
| Jul 21, 2026, 1:58 PM UTC | Definition 2 · revision 1 | Comment | be more specific about neck formationLegacy association inferred |
| Jul 20, 2026, 7:38 PM UTC | Definition 1 · revision 1 | Vote act | Downvote recorded; imported historical actLegacy association inferred |
| Jul 20, 2026, 5:21 PM UTC | Definition 2 · revision 1 | Publication | AI-assisted revision |
| Jul 20, 2026, 2:09 PM UTC | Definition 1 · revision 1 | Publication | Initial revision |