Part · chemistry

Polishing slurry

Disperse selected colloidal silica with a compatible aqueous buffer for oxide-polishing trial; discovery hypothesis only.

Discovered · unresearchedClosure: OpenInventory incomplete

Capability requirements and tolerances

Consumer-specific numerical targets, quantities and acceptance limits remain open or incompletely reviewed. No smartphone-grade suitability is claimed. Distinct capability tiers require their own making route and qualification.

Making steps · draft selected for navigation; not a validated fabrication specification.

Known Parts and Tools

The selected route supplies this page's inventory and the map's dependency links from one record. Further requirements may be missing; review flags do not prove physical suitability.

Requirement	Role	Use	Relationship status
Colloidal silica	Part	consumed feed/processing stock or incorporated material; exact stock and losses unknown	Cycle-checked; compatibility unknown
Pure water	Part	consumed feed/processing stock or incorporated material; exact stock and losses unknown	Cycle-checked; compatibility unknown
Polishing buffer stock	Part	consumed feed/processing stock or incorporated material; exact stock and losses unknown	Cycle-checked; compatibility unknown
Mixing/solution-control equipment	Tool	reused fabrication/verification tool	Cycle-checked; compatibility unknown
Filtration	Tool	reused fabrication/verification tool	Cycle-checked; compatibility unknown
Containers	Tool	reused fabrication/verification tool	Cycle-checked; compatibility unknown
Analytical instruments	Tool	reused fabrication/verification tool	Cycle-checked; compatibility unknown
Chemical effluent collection equipment	Tool	reused fabrication/verification tool	Cycle-checked; compatibility unknown

Making outline

Disperse selected colloidal silica with a compatible aqueous buffer for oxide-polishing trial
Keep separated intermediate states and retain/assay a witness sample; process settings and acceptance limits remain unknown.

What remains unresolved

Discovery hypothesis only: quantitative demands, full recipe, quantities, losses, compatibility and acceptance remain to be researched.
Complete inventory, source-supported recipe, independent acceptance, caller demands, stock/loss and availability remain unreviewed.
Oxide-polish hypothesis only; not asserted suitable for metal CMP or atomic-scale planarity, particle tail and endpoint requirements.

Proposed capability specification

{
  "function": "Polishing slurry",
  "quantity": "NOT_RESEARCHED",
  "purity_dimensions_performance": "NOT_RESEARCHED",
  "acceptance_and_calibration": "NOT_RESEARCHED"
}

Earlier research provenance

proposals/2026-10-08-discovery/electronics/report.md
2026-10-09 materials breadth pass 03

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Used by

Items that directly require this item in their selected inventory.

Paths from Smartphone

These routes together include every item that can lead from Smartphone to this item. Repeated path combinations are collapsed; recipes are omitted.

Shortest route: Smartphone → RF system → WiFi and Bluetooth module → Patterned radio CMOS wafer → Polishing slurry

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